Tag: Statistical Methods

🎓 Early Academic Pursuits

Dr. Chetoui began his academic journey with a Bachelor’s in Fundamental Physics from the University of Sétif, followed by a Maitrise and Master’s in Materials Engineering from the University of Strasbourg, France. His academic focus was on solid-state physics and materials science, laying a strong foundation for his research career. He culminated this phase with a Doctorate in Materials Physics from USTHB, where his doctoral work explored the optical and structural behavior of semiconductor thin films, especially in photovoltaics and gas sensing.

🏢 Professional Endeavors

Dr. Chetoui has held research positions at prestigious Algerian institutions including CDTA and CRTSE, contributing extensively to semiconductor research and device engineering. As a Research Engineer Advisor, he led multiple projects on metallic oxide synthesis, spray pyrolysis device design using SolidWorks, and thin film characterization. His current role at CRTSE involves cutting-edge material synthesis for energy applications. From 2013 to 2014, he also served as an Assistant Teacher at USTHB, mentoring students in electricity and mechanics, showcasing his dedication to both research and education.

🔬 Contributions and Research Focus

Dr. Chetoui’s research revolves around nanostructured semiconductors, luminescent materials, and thin-film deposition techniques. He has made significant contributions to the study of ZnS, ZrO₂, V₂O₅, NiO, and perovskite-based materials through both experimental and DFT (density functional theory) studies. His work integrates photoluminescence, photocatalysis, and nanocomposites for energy conversion and environmental remediation. A key focus of his work is the use of spray pyrolysis, a cost-effective technique for fabricating high-performance thin films for solar energy and sensing applications.

🌍 Impact and Influence

Dr. Chetoui’s research has contributed to the development of nanomaterials with enhanced optical and photocatalytic properties, impacting fields such as renewable energy, environmental cleanup, and nanoelectronics. His collaborative studies on Zn1−xMgxS, SiNx, and rGO-based nanostructures offer valuable insights into material optimization for visible-light-driven photocatalysis. His role in cross-disciplinary teams and international publication record helps bridge theoretical understanding with practical applications. These contributions make him a valuable asset in advancing sustainable nanotechnology in the MENA region and beyond.

📚 Academic Cites

Dr. Chetoui has co-authored over 20 international publications in reputable journals like Applied Physics A, Physica B, Solid State Sciences, and Diamond & Related Materials. His work on photocatalytic nanocomposites, luminescent thin films, and solid-state phosphors has attracted attention in the materials science and semiconductor communities. Notable studies include his 2024 research on ZrV₂O₇ nanoparticles, Eu³⁺-doped phosphors, and graphene-based heterojunctions, contributing to an increasing citation index and strengthening his global scientific footprint.

🧪 Research Skills

Dr. Chetoui has hands-on expertise in spray pyrolysis, solvothermal synthesis, and solid-state reactions. His technical arsenal includes XRD, SEM, AFM, FTIR, and photoluminescence spectroscopy. Adept in software like SolidWorks, he has designed customized deposition systems and analyzed complex materials using optical and structural simulation tools. His research merges materials chemistry, device engineering, and physics, demonstrating analytical precision, instrumental knowledge, and problem-solving ability critical for experimental physics and nanotechnology development.

👨‍🏫 Teaching Experience

As an Assistant Teacher at USTHB, Dr. Chetoui taught physics tutorials in electricity and mechanics, demonstrating strong pedagogical skills. His teaching involved hands-on lab supervision, conceptual instruction, and assessment design, providing foundational physics knowledge to undergraduate students. His bilingual fluency in French and English further enhances his communication in diverse academic settings. He is well-prepared to deliver graduate-level lectures on semiconductors, thin film physics, and optical materials, making him a valuable educator and mentor in higher education.

🏅 Awards and Honors

While explicit awards are not listed, Dr. Chetoui’s academic journey through international institutions, his research output, and consistent participation in scientific events demonstrate high merit and recognition in his field. Presenting at over 10 national and international conferences, including ICASE, EMS, and ICMS, he has contributed valuable insights on ZnS-based nanomaterials, luminescent oxides, and environmental applications of nanotechnology. His selection to present at these forums reflects peer acknowledgment and research credibility in applied materials science.

🌟 Legacy and Future Contributions

Dr. Chetoui’s work positions him to make impactful contributions to next-generation nanomaterials for energy harvesting, environmental monitoring, and photonics. He is expected to lead collaborative research, initiate international projects, and expand into emerging materials platforms like 2D materials and hybrid perovskites. With a commitment to sustainable innovation and scientific mentorship, he is poised to leave a lasting legacy in applied physics and nanotechnology. His future efforts will likely strengthen the scientific community’s ability to tackle climate, energy, and material efficiency challenges.

Publications Top Notes

Band Structure Engineering in InVO₄/g-C₃N₄/V₂O₅ Heterojunctions for Enhanced Type II and Z-Scheme Charge Transfer

Authors: Abdelmounaim Chetoui, Ilyas Belkhettab, Amal Elfiad, Ismail Bencherifa, Messai Youcef
Journal: Vacuum
Year: 2025

Effect of Li⁺ Co-doping on Structural, Morphological and Photoluminescence Spectroscopy of ZnO: Eu³⁺ Nanocrystal Powders

Authors: Wafia Zermane, Lakhdar Guerbous, Widad Bekhti, Ahmed Rafik Touil, Mohamed Taibeche, Abdelmounaim Chetoui, Lyes Benharrat, Nadjib Baadji, Mustapha Lasmi, Abdelmadjid Bouhemadou
Journal: Ceramics International
Year: 2025

An In-Depth Photoluminescence Investigation of Charge Carrier Transport in ZrO₂|V₂O₅ Type I Junction: Probing the Production of Hydroxyl Radicals

Authors: Abdelmounaim Chetoui, Ilyas Belkhettab, Amal Elfiad, Youcef Messai, Aicha Ziouche, Meftah Tablaoui
Journal: Applied Surface Science
Year: 2024

Elaboration and Characterization of Amorphous Silicon Carbide Thin Films (a-SiC) by Sputtering Magnetron Technique for Photoelectrochemical CO₂ Conversion

Authors: Abdelmounaim Chetoui
Journal: Silicon
Year: 2022

Physicochemical Investigation of Pure Cadmium Hydroxide Cd(OH)₂ and Cd(OH)₂–CdO Composite Material Deposited by Pneumatic Spray Pyrolysis Technique

Authors: Abdelmounaim Chetoui
Journal: Applied Physics A
Year: 2022

Hailang Dai | Experimental methods | Best Researcher Award

Published on 18/07/2025 by High Energy Physics

Assist. Prof. Dr. Hailang Dai | Experimental methods | Best Researcher Award

Associate research fellow, Shanghai Jiao Tong University, China

Dr. Hailang Dai is an Associate Researcher at Shanghai Jiao Tong University and a rising expert in the fields of advanced optics, micro-lasers, and biomedical photonics. After completing his studies under the mentorship of renowned professors Xianfeng Chen and Zhuangqi Cao, Dr. Dai has become a pivotal figure in interdisciplinary research that merges optical technologies with medical applications. He has led and participated in numerous nationally funded projects, built the first interdisciplinary biomedical photonics laboratory at the university, and published over 50 high-impact research articles in journals like Physical Review Letters, Optics Letters, and Photonics Research.

Profile

🎓 Early Academic Pursuits

Dr. Dai began his academic journey at the School of Physics and Astronomy at Shanghai Jiao Tong University, where he studied under esteemed mentors, laying a strong foundation in theoretical and experimental optics. Early in his career, he demonstrated outstanding academic potential, receiving multiple prestigious scholarships, including the National Scholarship, CICIFSA, and Huawei Scholarship. His deep curiosity in light–matter interactions and functional materials led him to focus on optoelectronic devices. His consistent excellence earned him admission to the highly competitive Shanghai Super Postdoctoral Talent Support Program, marking a significant step in his scholarly development.

🧪 Professional Endeavors

Dr. Dai’s professional path has been defined by interdisciplinary innovation and academic leadership. As an Associate Researcher and doctoral supervisor, he has guided research in advanced functional optoelectronics and biomedical optics. He established the first biomedical photonics laboratory at the Institute of Optical Science and Technology and has successfully led several China Postdoctoral Science Foundation projects. In collaboration with leading academics, he has contributed as first or co-author in top-tier journals. Dr. Dai is currently the Principal Investigator of the National Natural Science Foundation of China Youth Fund Project, showcasing his research leadership and forward-looking vision.

🔬 Contributions and Research Focus

Dr. Dai’s research has focused on micro-lasers, nonlinear optics, biomedical diagnostics, and integrated photonic devices. His groundbreaking work involves optical waveguides, high-Q cavities, and laser-based biomedical applications that address real-world challenges such as disease detection and therapeutic solutions. He uniquely combines optical science with biomedicine, exploring novel mechanisms for treating diseases using photonics-based technologies. His ability to connect fundamental physics with practical solutions has placed him at the forefront of interdisciplinary research, with work featured in journals like Physical Review Applied and Biomedical Optics Express.

🌍 Impact and Influence

Dr. Dai’s interdisciplinary research has had a transformational impact on the development of optical medical diagnostics and next-generation optoelectronic devices. His innovations in micro-laser technology and waveguide systems have contributed to both academic advancement and industrial application. His publications have been widely cited, reflecting the relevance and scientific merit of his work. Beyond his own research, he has inspired emerging scholars and helped shape a new generation of researchers in optical physics. His research bridges fundamental science and applied biomedical engineering, cementing his reputation as a pioneer in photonics-driven medical solutions.

📊 Academic Cites

Dr. Dai’s body of work is well-recognized in the academic community, garnering hundreds of citations across highly respected journals. His articles in Physical Review Letters, Nano Letters, Optics Express, and ACS Photonics are frequently cited by peers working in optics, material science, and biomedical engineering. This citation record underscores the broad applicability of his work and his standing as a credible, high-impact researcher. His collaborations with international scholars and consistent contributions to cutting-edge research ensure continued visibility and academic influence, positioning him as a thought leader in his interdisciplinary field.

🧠 Research Skills

Dr. Dai exhibits a wide spectrum of research skills including theoretical modeling, experimental design, nanofabrication, optical simulation, and biomedical instrumentation. His command of nonlinear optics, laser physics, and optical materials is complemented by his ability to integrate optical platforms into clinical research settings. He is adept in using tools such as COMSOL, Lumerical, and FDTD for photonic simulations. His ability to conceptualize and execute multidisciplinary projects makes him highly valuable in collaborative research. Furthermore, his experience in establishing laboratories and managing research teams showcases his strong leadership and project execution abilities.

📚 Teaching Experience

As a doctoral supervisor, Dr. Dai has actively mentored graduate students and postdoctoral researchers, integrating them into his research on micro-lasers and biophotonics. His teaching philosophy emphasizes hands-on learning, critical thinking, and interdisciplinary exploration. He has also contributed to curriculum development in photonics and optical instrumentation, and frequently delivers seminars and research talks within the university and at academic conferences. His mentorship has resulted in student-led publications and project awards, underlining his role in academic development. Dr. Dai continues to foster a supportive learning environment, cultivating future leaders in optics and biomedical science.

🏅 Awards and Honors

Dr. Dai’s academic journey is marked by prestigious accolades such as the Shanghai Super Postdoctoral Fellowship, National Scholarship, Huawei Scholarship, and the CICIFSA Doctoral Scholarship. He has also secured funding from the China Postdoctoral Science Foundation and is currently leading a Youth Fund Project from the National Natural Science Foundation of China. These recognitions not only highlight his scientific excellence but also acknowledge his dedication to national research goals. His consistent record of scholarships and grants reflects a career built on merit, innovation, and academic contribution.

🔮 Legacy and Future Contributions

Dr. Hailang Dai is well-positioned to leave a lasting legacy in the fields of biophotonics and functional optics. With an established research infrastructure and a growing team, his next steps likely involve expanding international collaboration, exploring AI-integrated optical diagnostics, and commercializing his biomedical technologies. His vision includes making optical solutions more accessible for healthcare diagnostics and pioneering next-generation optoelectronic materials. As a mentor, innovator, and leader, his ongoing work will continue to inspire future scientists and impact both academic research and real-world healthcare applications, making him a strong contender for prestigious global research awards.

Publications Top Notes

📄 High-quality factor in a symmetrical metal-cladding optical waveguide

Authors: Yi Lai, Zhangchi Sun, Dan Ru, Chenhuan Ding, Ling Ding, Chen Wang, Cenxin Luo, Hailang Dai, He Li
Journal: Journal of Nonlinear Optical Physics & Materials
Year: 2025

📄 Manipulation of Rare-Earth-Ion Emission by Nonlinear-Mode Oscillation in a Lithium Niobate Microcavity

Authors: Jiangwei Wu, Yuxuan He, Qilin Yang, Xueyi Wang, Xiangmin Liu, Yong Geng, Guangcan Guo, Qiang Zhou, Xianfeng Chen, Yuping Chen
Journal: Nano Letters
Year: 2025

📄 Analysis of the key signaling pathway of baicalin that induces autophagy in papillary thyroid cancer via an optical resonator

Authors: Yi Lai, Dan Ru, Chenhuan Ding, Chen Wang, Ling Ding, Cenxin Luo, Yujie Qi, Xianfeng Chen, Hailang Dai, He Li
Journal: Biomedical Optics Express
Year: 2025

📄 Ultralow-Threshold Lithium Niobate Photonic Crystal Nanocavity Laser

Authors: Xiangmin Liu, Chengyu Chen, Rui Ge, Jiangwei Wu, Xianfeng Chen, Yuping Chen
Journal: Nano Letters
Year: 2025

📄A Sixteen‐user Time‐bin Entangled Quantum Communication Network With Fully Connected Topology

Authors: Yiwen Huang, Zhantong Qi, Yilin Yang, Yuting Zhang, Yuanhua Li, Yuanlin Zheng, Xianfeng Chen
Journal: Laser & Photonics Reviews
Year: 2025

Wang Hay Kan | Data Analysis Techniques | Best Researcher Award

Published on 25/06/2025 by High Energy Physics

Prof. Wang Hay Kan | Data Analysis Techniques | Best Researcher Award

Associate Researcher at China Spallation Neutron Source | China

Dr. Wang Hay (Jack) Kan is an accomplished Associate Professor at the China Spallation Neutron Source (CSNS), Institute of High Energy Physics, Chinese Academy of Sciences. With a research portfolio spanning solid-state chemistry, neutron scattering, and energy materials, he is recognized for advancing the field of energy storage and conversion. Holding a PhD from the University of Calgary, Dr. Kan combines academic rigor with real-world innovation, reflected in over 90 peer-reviewed publications, numerous patents, and extensive international collaborations. His research integrates in-situ neutron/X-ray techniques with advanced material design, making him a vital figure in next-gen energy solutions.

Profile

🎓 Early Academic Pursuits

Dr. Kan’s academic path began with a First-Class Honors B.Sc. in Chemistry from HKUST, where he studied metal-organic frameworks under Prof. Ian D. Williams. He then pursued a Master’s at the University of Waterloo under the guidance of Prof. Linda Nazar, focusing on LiMPO₄ cathode materials. His academic excellence continued with a PhD in Chemistry from the University of Calgary, where he developed mixed conductors for SOFCs under Prof. V. Thangadurai. These formative years established his foundation in solid-state electrochemistry, crystallography, and materials engineering—skills critical for his later breakthroughs in energy storage research.

👨‍💼 Professional Endeavors

Dr. Kan has served as an Associate Professor at CSNS since 2015 and held visiting scientist positions at prestigious institutions like Lawrence Berkeley National Lab, ANSTO, and HKUST. He also served as Guest Professor at Beijing Jiaotong University and Tianjin University, contributing to both research and graduate mentorship. His professional journey blends academic research, national lab collaboration, and industry partnerships with leaders like CATL. His leadership extends to graduate advising, technical committee service, and international conference organization, showcasing a comprehensive contribution to both scientific advancement and institutional development.

🔬 Contributions and Research Focus

Dr. Kan’s research centers on energy materials, including lithium/sodium-ion batteries, solid oxide fuel cells (SOFCs), and neutron diffraction techniques. He is an expert in in-situ structural characterization, focusing on meta-stable phases, oxygen redox reactions, and high-capacity cathode design. He pioneered novel composite materials such as Li-rich rock-salt oxides and dual-polyanion cathodes, contributing significantly to electrochemical innovation. Through his patents and publications, he has developed advanced electrolytes, neutron scattering hardware, and regeneration strategies for aged batteries, positioning himself as a leading materials chemist bridging basic science and application.

🌍 Impact and Influence

With an h-index of 35 and over 4400 citations, Dr. Kan’s work has shaped the fields of battery chemistry and neutron-based materials analysis. His leadership in establishing the Platform for Electrochemical and Neutron Studies (PANs) at CSNS has enabled transformative research infrastructure in China. His lectures across institutions in the USA, Australia, Korea, and China, and collaborations with SSRL and ANSTO, demonstrate global recognition. He has significantly influenced graduate education, national science policy, and industry research directions through his funding projects, reviews, and committee roles. Dr. Kan is considered a bridge between fundamental discovery and industrial impact.

📚 Academic Cites

Dr. Kan has authored over 90 peer-reviewed articles in high-impact journals including JACS, Angewandte Chemie, RSC Advances, and J. Mater. Chem. A. His Google Scholar profile (h-index: 35, 4449 citations) reflects a growing influence, particularly in solid-state ionics and battery materials. His most cited works span from early contributions on LiFePO₄ morphology to recent innovations in Li-rich and dual-polyanion cathodes. He has also contributed chapters and conference abstracts to major symposia, cementing his role as a thought leader in electrochemical energy storage and neutron scattering applications.

🛠️ Research Skills

Dr. Kan excels in neutron diffraction, synchrotron X-ray scattering, electrochemistry, solid-state synthesis, and Rietveld refinement. He has developed novel in-situ cells for high-temperature and hydrothermal neutron scattering. His work involves crystal structure elucidation, electrical conductivity measurement, and catalytic performance evaluation under operando conditions. His facility with advanced instrumentation allows him to bridge microscopic structure with macroscopic performance in materials. Equally skilled in computational modeling, spectroscopy, and thermochemistry, Dr. Kan’s methodological versatility underpins his ability to innovate across disciplines.

🧑‍🏫 Teaching Experience

Dr. Kan has taught both undergraduate and graduate courses on energy storage and conversion systems at Beijing Jiaotong, Tianjin, and Foshan Universities. Earlier, he served as a teaching assistant at the University of Calgary and University of Waterloo, covering general, transition metal, and main group chemistry, as well as nanotechnology. His mentorship extends to graduate supervision, lab-based research training, and international collaboration guidance. He’s an active advisor and student chapter chair at CSNS, nurturing the next generation of electrochemists and materials scientists through an integrative and research-oriented pedagogy.

🏆 Awards and Honors

Dr. Kan has received over 30 awards, including the Ludo Frevel Crystallography Award, Young Research Fellowship (Asia-Oceania Neutron Scattering Association), and the Innovation Achievement Award from the Industrial Research Society of China. Notably, he received the Best Thesis Award at the 9th National Neutron Scattering Conference in 2023. He has been funded by NSFC, MOST, and provincial talent programs, highlighting his national recognition. His consistent award record from 2006 to 2025 reflects both academic excellence and sustained research impact, supported by international travel grants, fellowships, and scholarships.

🧭 Legacy and Future Contributions

Dr. Kan’s legacy is rooted in pioneering work at the interface of energy materials and neutron science. By establishing platforms like PANs, advancing in-situ techniques, and mentoring future scientists, he is shaping the next era of electrochemical research. His upcoming projects on hard carbon anodes and sodium-ion batteries will deepen understanding of ion transport and storage mechanisms. Through ongoing collaborations with industry leaders like CATL and national labs, Dr. Kan will continue driving innovation in energy sustainability. His trajectory promises enduring contributions to science, technology, and environmental resilience.

Publications Top Notes

High-Entropy V-Based Null Matrix Alloys─Short/Long-Range Structural Features, Chemical Stabilities, and Mechanical Properties

Authors: Man He, Chen Wang, Hua Yang, Dong-Ying Wu, Jey-Jau Lee, Xuan Huang, Hao Shen, Fangwei Wang, Maxim Avdeev, Wang Hay Kan
Journal: ACS Applied Materials & Interfaces
Year: 2025

A prismatic alkali-ion environment suppresses plateau hysteresis in lattice oxygen redox reactions

Authors: Hao Yu, Ang Gao, Xiaohui Rong, Shipeng Shen, Xinqi Zheng, Liqin Yan, Haibo Wang, Dan Su, Zilin Hu, Wang Hay Kan et al.
Journal: Energy & Environmental Science
Year: 2024

A Family of V-Based Null Matrix Alloys with Atomic and Mesoscopic Homogeneity

Authors: Man He, Chen Wang, Hua Yang, Dong-Ying Wu, Jey-Jau Lee, Fangwei Wang, Maxim Avdeev, Wang Hay Kan
Journal: ACS Applied Engineering Materials
Year: 2024

Author Correction: Stabilization of layered lithium-rich manganese oxide for anion exchange membrane fuel cells and water electrolysers

Authors: Xuepeng Zhong, Lijun Sui, Menghao Yang, Toshinari Koketsu, Malte Klingenhof, Sören Selve, Kyle G. Reeves, Chuangxin Ge, Lin Zhuang, Wang Hay Kan et al.
Journal: Nature Catalysis
Year: 2024

Stabilization of layered lithium-rich manganese oxide for anion exchange membrane fuel cells and water electrolysers

Authors: Xuepeng Zhong, Lijun Sui, Menghao Yang, Toshinari Koketsu, Malte Klingenhof, Sören Selve, Kyle G. Reeves, Chuangxin Ge, Lin Zhuang, Wang Hay Kan et al.
Journal: Nature Catalysis
Year: 2024

Sheng Hsiung Chang | Experimental methods | Best Researcher Award

Published on 12/03/2025 by High Energy Physics

Prof. Sheng Hsiung Chang | Experimental methods | Best Researcher Award

Professor at National Taiwan Ocean University | Taiwan

Dr. Sheng Hsiung Chang is a Professor at the National Taiwan Ocean University. His extensive career in academia and research is marked by significant roles in leading institutions such as Chung Yuan Christian University (CYCU) and National Central University. Dr. Chang’s work has spanned across several pivotal research areas, particularly in semiconductor physics, optical physics, and perovskite optoelectronic devices. His achievements not only demonstrate his technical expertise but also highlight his commitment to academic leadership, mentorship, and advancing scientific knowledge.

Profile

Early Academic Pursuits 🎓

Dr. Chang’s academic journey began with his postdoctoral research roles, first at Academia Sinica (2008-2010) and later at National Central University (2010-2012), where he gained foundational experience in semiconductor and optical physics. During these early years, he developed a strong interest in light-material interactions and functional thin films, fields that would shape his future research directions. His foundational work in nanotechnology and optoelectronics established the groundwork for his later academic and research career.

Professional Endeavors 🌍

Dr. Chang has held pivotal roles in academia, including Associate Professor and Professor at CYCU, where he also served as the Director of the Career Service Center (2020-2021). These positions reflect his commitment to fostering both the research and professional development of students. Additionally, he has contributed to the scientific community as an Editorial Board Member for journals such as Nanotechnology and Physics Bimonthly.

He has also demonstrated leadership in academic societies, serving as Vice Chairman (2021-2024) and Secretary General (2019-2020) of the Taiwan Vacuum Society. This involvement shows his dedication not only to research but also to promoting collaboration and innovation within the scientific community.

Contributions and Research Focus 🔬

Dr. Chang’s research is centered around perovskite optoelectronic devices, light-material interactions, plasmonic devices, nonlinear optics, and functional thin films. He is currently the Principal Investigator for various research projects funded by the National Science and Technology Council (NSTC) and the Ministry of Science and Technology (MOST). His groundbreaking work on perovskite thin films and their applications in photovoltaic cells is pushing the boundaries of renewable energy technologies. Through projects that explore optical coupling, material interfaces, and energy harvesting, Dr. Chang’s research is expected to revolutionize the optoelectronics field.

Impact and Influence 🌍

Dr. Chang’s contributions to the scientific community have had far-reaching implications, particularly in the area of perovskite solar cells. His work on improving photovoltaic performance and investigating interfacial contacts between organic and inorganic materials has the potential to enhance solar cell efficiency and sustainability. He is a key player in advancing technologies related to energy conversion, helping to foster sustainable solutions to global energy challenges. His leadership roles in academic societies have also expanded his influence and outreach in the scientific community.

Academic Citations 📈

Dr. Chang has an impressive publication record, with recent articles in high-impact journals such as Nanotechnology, Synthetic Metals, and Materials Science in Semiconductor Processing. His work is frequently cited by fellow researchers in the field of optoelectronics, particularly his studies on perovskite materials and their optical properties. These citations underscore the significance and influence of his research in both academia and industry.

Research Skills 🧑‍🔬

Dr. Chang possesses an extensive skill set in semiconductor physics, optical physics experiments, and theoretical computations. His research involves complex techniques such as material synthesis, thin film fabrication, and optical characterization. He has a deep understanding of light-matter interactions and their application to next-generation devices like solar cells and plasmonic devices. Additionally, his ability to bridge experimental techniques with theoretical models allows him to tackle complex challenges in material design and optoelectronic applications.

Teaching Experience 🏫

In his roles as a Professor and Associate Professor, Dr. Chang has mentored numerous graduate and postgraduate students in their research pursuits. His teaching approach is centered around encouraging critical thinking, innovation, and hands-on experimentation. His experience in guiding students and fostering academic growth aligns with his belief in the importance of collaboration and mentorship within academic settings. He also plays an active role in career development, helping students transition into the professional world with a strong foundation in research and industry-related skills.

Awards and Honors 🏆

Throughout his career, Dr. Chang has been the recipient of several prestigious awards and honors, recognizing his contributions to the fields of optical physics, semiconductor research, and perovskite optoelectronics. His ongoing recognition as a leader in nanotechnology and materials science reflects his consistent pursuit of excellence in both academic research and scientific innovation.

Legacy and Future Contributions 🔮

Dr. Chang’s work is poised to leave a lasting impact on the scientific community, particularly in the field of renewable energy and optoelectronics. As the principal investigator of major research projects, he is advancing the efficiency and sustainability of perovskite-based technologies, paving the way for affordable and efficient solar energy solutions. Dr. Chang’s future contributions to nanomaterials and functional thin films will likely continue to inspire scientific innovation, technological advancements, and environmental sustainability for years to come.

Publications Top Notes

Long room-temperature valley lifetimes of localized excitons in MoS2 quantum dots

Authors: H. Wang, Y. Chen, T.Y. Pan, Y. Lee, J. Shen
Journal: Optics Express
Year: 2024

Structural and excitonic properties of the polycrystalline FAPbI3 thin films, and their photovoltaic responses

Authors: Y. Huang, I.J. Yen, C. Tseng, A. Chandel, S.H. Chang
Journal: Nanotechnology
Year: 2024

Observations of two-dimensional electron gases in AlGaN/GaN high-electron-mobility transistors using up-converted photoluminescence excitation

Authors: Y. Chen, L. Chen, C.B. Wu, Y.J. Lee, J. Shen
Journal: Optics Express
Year: 2024

Efficient Optical Coupling between Dielectric Strip Waveguides and a Plasmonic Trench Waveguide

Authors: J. Wu, A. Chandel, C. Chuang, S.H. Chang
Journal: Photonics
Year: 2024

Enhancing the photovoltaic responses of MAPbI3 poly-crystalline perovskite films via adjusting the properties of PEDOT:PSS hole transport material with a low-polarity solvent treatment process

Authors: C. Tsai, S.N. Manjunatha, M. Sharma, L.B. Chang, C. Chang
Journal: Materials Science in Semiconductor Processing
Year: 2024

Ali Zaoui | Computational Methods | Computational Science Excellence Award

Published on 28/02/2025 by High Energy Physics

Prof. Ali Zaoui | Computational Methods | Computational Science Excellence Award

Djillali Liabes University of SIDI BELI ABBES | Algeria

Ali Zaoui is a Professor and Team Leader at the Physics Computational Materials Laboratory at the University of Sidi Bel Abbes, Algeria. With a distinguished career spanning several decades, he has made significant contributions to the field of computational materials science. Zaoui holds a PhD in Material Sciences and has taught in various capacities, progressing from General Physics to Nanotechnology at the University of Sidi Bel Abbes.

Profile

Early Academic Pursuits 🎓

Zaoui’s academic journey began with a B.Sc. in Physics from the University of Sidi Bel Abbes (1991-1996). He then pursued a M.Sc. in Solid State Physics (1998-2000), focusing on the electronic structure of BSb compounds using the FP-LAPW method. Zaoui continued his academic pursuit with a Ph.D. in Material Sciences (2000-2005), conducting groundbreaking research on TiCxN1−x, ZrxNb1−xC, and HfCxN1−x alloys through first-principles calculations. His early work established a foundation in ab-initio methods for studying the electronic structures of complex materials.

Professional Endeavors 🧑‍💼

Zaoui’s professional career includes roles as a Professor at the University of Sidi Bel Abbes, where he has been an influential faculty member since 2005. Additionally, he has held leadership roles, such as Team Leader and Director of various computational material science laboratories. His contributions extend beyond teaching, as he has also served in prominent positions such as Dean of the Faculty of Exact Sciences at the Djillali Liabes University and President of the Doctoral Formation Committee.

Contributions and Research Focus 🔬

Zaoui’s research focus spans a range of topics, with particular emphasis on computational physics, material science modeling, and condensed matter physics. His expertise lies in studying strongly correlated systems, magnetism, and superconductivity in atomic and condensed matter physics. His contributions in first-principles calculations have advanced the understanding of alloy properties, nanostructures, and electronic behaviors of various materials. Notable works include research on Hf3N4 and Zr3N4 compounds, as well as RE2Ni2Pb (R=Er, Ho), contributing to the advancement of material science through simulation and modeling techniques.

Impact and Influence 🌐

Zaoui’s impact in the field of computational material science is substantial, with significant influence in educating future generations of physicists. As a team leader, he has guided a range of research projects that continue to shape the field. His involvement in summer schools, conferences, and workshops on DFT, simulation methods, and materials modeling has contributed to international collaborations and the sharing of knowledge on an international scale. His research has shaped the academic landscape of materials science, particularly in Algeria and North Africa.

Academic Cites 📚

Zaoui’s academic works have gained significant recognition and have been cited in a wide array of material science journals. His research on Hf3N4 and Zr3N4 compounds, along with his contributions to optical properties of semiconductors and first-principles simulations, has been referenced widely in the scientific community. His work is highly regarded for its accuracy, innovation, and practical application in understanding the electronic structures of materials.

Research Skills 🧑‍🔬

Zaoui’s research is known for the depth of computational analysis and precision in applying first-principles calculations. He is highly skilled in using DFT, LDA+U methods, and ab-initio techniques to model complex material properties, from magnetism to superconductivity. His computational techniques allow for predictive modeling of material behaviors, an essential aspect in the development of new materials for various applications. Zaoui’s research is marked by his ability to bridge theory with practical outcomes, bringing computational insights into real-world scenarios.

Teaching Experience 📖

Zaoui has a rich and diverse teaching experience, spanning from general physics to specialized subjects like magnetism, thermodynamics, and nanotechnology. He has taught at both undergraduate and graduate levels, including at institutions like the Higher School of Computer Science of Sidi Bel Abbes. His teaching extends beyond the classroom, having led seminars, summer schools, and research conferences. His commitment to educating the next generation of physicists has made a lasting impact on the scientific community in Algeria.

Awards and Honors 🏆

While detailed awards are not listed in the provided information, Zaoui’s significant contributions to computational material science, his leadership in education, and his influential research undoubtedly position him for recognition in various academic circles. His leadership role in organizing scientific committees and overseeing doctoral training programs reflects his contribution to the academic excellence in material science.

Legacy and Future Contributions 🌱

Zaoui’s legacy is deeply rooted in his research, teaching, and leadership in computational materials science. His future contributions are expected to continue influencing the advancement of computational tools and material science innovations. With his focus on nanotechnology, superconductivity, and magnetism, Zaoui is well-positioned to make future breakthroughs in the understanding of next-generation materials. As his work continues to inspire the global research community, Zaoui’s legacy will likely shape the future of computational materials science and nanotechnology for many years to come.

Publications Top Notes

Impact of polymer binders on the aggregation modes of two-pieces CSH composites

Authors: J., Jia, Jiwei; A., Zaoui, Ali; W., Sekkal, Wassila
Journal: Cement and Concrete Research, Year: 2025

Molecular modeling of clay minerals: A thirty-year journey and future perspectives

Authors: A., Zhou, Annan; J., Du, Jiapei; A., Zaoui, Ali; W., Sekkal, Wassila; M.S., Sahimi, Muhammad Syamim
Journal: Coordination Chemistry Reviews, Year: 2025

Crystal structure and magnetic properties of lithium nitridoferrate: Density functional theory calculations

Authors: M.R., Aced, Mohammed Reda; N., Benayad, Nawel; F., Drief, F.; S., Kacimi, Salima; M., Djermouni, Mostefa
Journal: Journal of Magnetism and Magnetic Materials, Year: 2025

Exploring superconducting signatures in high-pressure hydride compounds: An electronic-structure analysis

Authors: C., Mohammed Krarroubi; N., Benayad, Nawel; F., Benosman, Fayssal; S., Kacimi, Salima; A., Zaoui, Ali
Journal: Physica C: Superconductivity and its Applications, Year: 2025

Influence of particle size distribution and normal pressure on railway ballast: A DEM approach

Authors: Z., Yan, Zhu; A., Zaoui, Ali; W., Sekkal, Wassila
Journal: High-speed Railway, Year: 2025

Discrete-Element Method Study of the Effect of Ballast Layer Depth on the Performance of Railway Ballast Bed

Authors: Z., Yan, Zhu; A., Zaoui, Ali; W., Sekkal, Wassila
Journal: International Journal of Geomechanics, Year: 2025

Yidong Zhang | Experimental methods | Best Researcher Award

Published on 18/02/2025 by High Energy Physics

Dr. Yidong Zhang | Experimental methods | Best Researcher Award

Beijing University of Posts and Telecommunications | China

Yidong Zhang is an emerging scientist specializing in the growth of silicon-based III-V materials and their applications in the high-quality growth of GaAs heteroepitaxial layers. Holding a doctoral degree awarded at Beijing University of Posts and Telecommunications (BUPT) in 2024, he is currently a postdoctoral fellow at the same institution. His research focuses on cutting-edge quantum mechanics and material science, aiming to advance semiconductor technologies through innovative approaches in material growth.

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📚 Early Academic Pursuits

Yidong Zhang’s academic journey began with a keen interest in the intersection of physics and material science, which led him to pursue advanced studies at BUPT. During his doctoral studies, Zhang delved into topics related to material fabrication and quantum mechanics, particularly focusing on heteroepitaxy and substrate preparation for GaAs growth on silicon wafers. His passion for cutting-edge research and technical innovation drove him to explore this challenging area of material science.

💼 Professional Endeavors

As a postdoctoral fellow at BUPT, Yidong Zhang is continuing his work in the field of semiconductor material growth. His professional endeavors are centered on addressing complex challenges in the heteroepitaxial growth of GaAs layers, with a particular emphasis on developing sub-nano streaky surfaces on Si (001) substrates. This innovative research has the potential to significantly improve the quality and performance of III-V semiconductor materials, which are vital for advanced electronics and optoelectronics.

🔬 Contributions and Research Focus

Zhang’s primary research focus is on the fabrication and application of high-quality GaAs heteroepitaxial layers, with an emphasis on substrate surface preparation. The work on the Si (001) substrate with sub-nano streaky surfaces is crucial as it enables better material integration and growth precision, leading to enhanced performance in semiconductor devices. His contributions in the field of silicon-based III-V material growth are poised to advance semiconductor technology, especially in areas such as high-speed electronics and optical communications.

🌍 Impact and Influence

Yidong Zhang’s research is positioned to make a significant impact in the semiconductor industry. His innovative work in substrate preparation and material growth techniques has the potential to influence high-performance electronics, solar cells, LEDs, and laser technologies. Zhang’s approach is likely to transform industry standards by offering a more cost-effective and precise method for growing high-quality semiconductor materials. His work could ultimately enable the development of next-generation devices with enhanced efficiency and performance.

📑 Academic Cites

While Yidong Zhang’s publication record is still emerging, his research has been well-received in the academic community, with growing interest in his work on Si (001) substrate preparation and GaAs heteroepitaxy. As his body of work expands, the citations of his publications are expected to increase, further cementing his position as a leading researcher in the field of material science and semiconductor technology.

🛠️ Research Skills

Dr. Yidong Zhang demonstrates a strong command of several research skills, including experimental design, material characterization, and quantum mechanical simulations. His expertise in substrate preparation techniques, coupled with his knowledge of semiconductor growth processes, equips him with the necessary tools to tackle complex challenges in the field of heteroepitaxy. He has a high level of proficiency in nano-scale fabrication and materials analysis, making him a valuable asset in any research team focused on advanced material science.

👨‍🏫 Teaching Experience

As a postdoctoral fellow, Zhang has had opportunities to mentor graduate students and research assistants at BUPT. His role involves guiding students through complex experimental setups, helping them develop critical research skills, and encouraging a hands-on approach to material science. His commitment to education and knowledge sharing ensures the continued growth of the next generation of researchers in quantum mechanics and material fabrication.

🏅 Awards and Honors

Yidong Zhang’s early academic career has already been marked by several academic achievements, including the award of a Doctoral degree in 2024. While he is at the beginning of his postdoctoral journey, Zhang is a strong contender for recognition in the research community, particularly through awards like the Best Researcher Award. His work is likely to attract further accolades as it continues to push the boundaries of material science and semiconductor technology.

🌱 Legacy and Future Contributions

As Yidong Zhang progresses in his career, his legacy in the field of semiconductor research will likely be defined by his contributions to high-quality material growth techniques and the advancement of silicon-based III-V heteroepitaxy. His future contributions could lead to game-changing advancements in electronics and optoelectronics, as his work has the potential to revolutionize semiconductor integration. Looking ahead, Zhang’s research will continue to influence both academia and industry, laying the groundwork for next-generation technologies.

Publications Top Notes

The Si (001) substrate with sub-nano streaky surface: Preparation and its application to high-quality growth of GaAs heteroepitaxial-layer

Authors: Yidong Zhang, Jian Li, Xiaomin Ren, Chuanchuan Li, Xin Wei
Journal: Applied Surface Science
Year: 2024

InAs/GaAs quantum-dot lasers grown on on-axis Si (001) without dislocation filter layers

Authors: Yongli Wang, Bojie Ma, Jian Li, Xin Wei
Journal: Optics Express
Year: January 2023

Rapid and facile characterization of dislocations in cross-sectional GaAs/Si films using electron channeling contrast imaging

Authors: Chen Jiang, Hao Liu, Jian Li, Qi Wang
Journal: Conference Paper
Year: January 2023

Demonstration of room-temperature continuous-wave operation of InGaAs/AlGaAs quantum well lasers directly grown on on-axis silicon (001)

Authors: Chen Jiang, Hao Liu, Jun Wang, Yongqing Huang
Journal: Applied Physics Letters
Year: August 2022

Yue Song | Experimental methods | Best Researcher Award

Published on 17/02/202517/02/2025 by High Energy Physics

Assoc. Prof. Dr. Yue Song | Experimental methods | Best Researcher Award

Changchun Institute of Optics, Fine Mechanics and Physics, Chinese Academy of Sciences | China

Dr. Song Yue is an Associate Researcher at the Changchun Institute of Optics, Fine Mechanics and Physics, Chinese Academy of Sciences, specializing in high-power semiconductor lasers and the failure mechanisms of these lasers. With a PhD from the University of Chinese Academy of Sciences, she has made significant contributions to the field, including proposing new models on defect evolution and indium atom migration in semiconductor materials.

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Early Academic Pursuits 📚

Dr. Song completed her PhD at the University of Chinese Academy of Sciences, where she gained deep knowledge in semiconductor lasers and the mechanisms affecting their efficiency and longevity. Her academic path was characterized by an early focus on understanding the complex behaviors of semiconductor materials under various operational conditions. Her research foundation laid the groundwork for her future innovations.

Professional Endeavors 💼

Dr. Song is an Associate Researcher at the Changchun Institute of Optics, Fine Mechanics and Physics. In this role, she has led numerous research projects, most notably focusing on high-power semiconductor lasers. She has been an integral part of key national research initiatives, including projects funded by the National Natural Science Foundation of China and the National Key Research and Development Program of China. These efforts have not only advanced her field but also brought significant funding and resources into her research domain.

Contributions and Research Focus 🔬

Dr. Song’s research is primarily focused on the development and efficiency enhancement of semiconductor lasers. Her contributions include the thermal defect evolution models for quantum wells in AlGaInAs and introducing a strained compensation layer in superlattice structures. These innovations are aimed at improving the performance and reliability of gain chips, which are central to high-power laser technology. She also proposed a novel approach to understanding indium atom migration in semiconductor materials using the dark state model, shedding light on failure mechanisms that affect the lifespan and stability of these lasers.

Impact and Influence 🌍

Dr. Song’s research has had a profound impact on the semiconductor laser industry, particularly by improving the efficiency and reliability of gain chips. Her findings are widely cited, and her work on thermal effects and indium atom migration has set new standards in the industry. Additionally, her involvement in developing group standards for the China Association of Automobile Manufacturers has led to practical applications of her research in the automotive sector.

Academic Cites 📑

Dr. Song has authored over 30 academic papers, including 14 SCI core papers as the first or corresponding author. Her work is frequently cited in the scientific community, particularly in the domains of semiconductor lasers and optical materials. She has also coauthored a monograph, expanding the breadth of her influence in the academic world.

Research Skills 🔧

Dr. Song is skilled in the theoretical modeling of semiconductor materials and laser systems. Her ability to develop defect models, atom migration theories, and structure enhancements demonstrates her expertise in both computational and experimental research. Her work is deeply rooted in quantum mechanics, material science, and optical engineering, making her a well-rounded researcher in the field.

Awards and Honors 🏅

Dr. Song has received multiple accolades recognizing her contributions, including:

High-level D Talents of Jilin Province
Dawn Talent title
Membership in the Changbai Mountain Leading Team
Changchun Institute of Optics Excellent Achievement Award
Institute’s Special Youth Reward Plan C-level award
Institute’s Innovation Practice Project Special Award
Recognition in the Wiley China Excellent Author Program

These honors reflect her outstanding contributions to both her field of research and the broader scientific community.

Legacy and Future Contributions 🌟

Dr. Song is poised to continue making groundbreaking contributions to semiconductor laser technology. Her work already impacts both academic research and industry applications, particularly in fields requiring high-efficiency lasers such as telecommunications, automotive technologies, and defense systems. As her research evolves, she is likely to contribute to advancements in quantum computing and photonic devices, leaving a lasting legacy in the world of optics and laser technology.

Publications Top Notes

High-power and ultra-wide-tunable fiber-type external-cavity diode lasers

Authors: Q. Cui, Y. Lei, C. Yang, L. Qin, L. Wang
Journal: Optics and Laser Technology
Year: 2025

Integrated Light Sources Based on Micro-Ring Resonators for Chip-Based LiDAR

Authors: L. Huang, C. Yang, L. Liang, Y. Ding, L. Wang
Journal: Laser and Photonics Reviews
Year: 2025

Recent Advances in Tunable External Cavity Diode Lasers

Authors: Y. Wang, Y. Song
Journal: Applied Sciences (Switzerland)
Year: 2025

Noise characteristics of semiconductor lasers with narrow linewidth

Authors: H. Wang, Y. Lei, Q. Cui, L. Qin, L. Wang
Journal: Heliyon
Year: 2024

Suparna Kar Chowdhury | Experimental methods | Women Researcher Award

Published on 15/02/202515/02/2025 by High Energy Physics

Prof. Suparna Kar Chowdhury | Experimental methods | Women Researcher Award

Jadavpur University | India

Dr. Suparna Kar Chowdhury is a distinguished Professor in the Electrical Engineering Department at Jadavpur University, Kolkata, India. With a career spanning over three decades, she has earned recognition for her deep expertise in machine analysis and design. As a senior IEEE member and an active volunteer, Dr. Chowdhury is a leading figure in both academic and professional circles in Electrical Engineering.

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