Xiaofei Dong | Experimental methods | Best Researcher Award

Dr. Xiaofei Dong | Experimental methods | Best Researcher Award

Dr. Xiaofei Dong | Northwest Normal University | China

Xiaofei Dong is a dedicated researcher in the field of photovoltaic materials and neuromorphic electronics. He completed his Bachelor’s, Master’s, and Doctoral degrees at the College of Physics and Electronic Engineering, Northwest Normal University, showcasing unwavering academic consistency and depth. In June 2024, he was appointed as an Associate Professor at the same institution, reflecting his rapid academic growth and research productivity. His research primarily focuses on copper-based thin-film solar cells and memristor devices, contributing to the development of high-performance, sustainable energy and intelligent electronic systems. Dong has led multiple university-level funded projects and published influential papers in prestigious journals such as The Journal of Physical Chemistry Letters, Solar Energy Materials and Solar Cells, and Materials Letters. His ability to integrate fundamental materials science with practical device engineering has gained recognition within the academic community. Dong continues to strive for breakthroughs in energy efficiency and bio-inspired electronic systems.

Author Profile

Scopus

Education

Xiaofei Dong pursued all his higher education at Northwest Normal University, College of Physics and Electronic Engineering. He obtained his Bachelor’s degree from 2014 to 2018, followed by a Master’s degree between 2018 and 2021. His postgraduate research focused on thin-film solar cell development and was supervised by senior faculty, including Prof. Yan Li and Dr. Yun Zhao. Dong completed his Doctoral program, delving deeper into advanced optoelectronic materials and memristive devices. His consistent academic journey in a singular research environment has enabled him to build deep expertise and conduct long-term, coherent investigations in copper-based semiconductor systems, gaining both theoretical and experimental mastery over key challenges in solar cell efficiency and neuromorphic component design.

Professional Experience

Xiaofei Dong has served as an Associate Professor at the College of Physics and Electronic Engineering, Northwest Normal University. His career has been deeply rooted in the same institution, where he also completed his academic training. Prior to this role, Dong was extensively involved in research projects and academic publications throughout his Master’s and Ph.D. studies. As a graduate student, he led several funded research programs, focusing on novel optoelectronic materials, solar cells, and memristor-based artificial synapses. His current responsibilities include research leadership, teaching duties, and mentoring students in the areas of energy materials and electronic devices. Dong’s seamless transition from student researcher to faculty member reflects his scientific maturity, institutional trust, and commitment to research excellence.

Awards and Honors

Xiaofei Dong has received multiple academic honors and internal funding awards that reflect the quality and promise of his research. He was the recipient of the 2019 Graduate Research Grant Program, where he investigated Li-doped Cu₂ZnSn(S,Se)₄ solar cells. He later secured the 2021 Graduate Research Grant Program and the Outstanding Doctoral Dissertation Cultivation Grant Program, where he explored photosensitive films and memristor simulation respectively. These competitive programs not only provided research funding but also recognized Dong’s innovative work in energy conversion and neuromorphic electronics. His publications in high-impact journals have also contributed to his academic visibility, and he is considered a rising scholar within his department. These recognitions mark his research as both relevant and forward-looking in today’s energy and smart electronics sectors.

Research Focus

Xiaofei Dong’s research revolves around copper-based semiconductors, particularly Cu₂ZnSn(S,Se)₄ (CZTSSe) thin films used in solar cell applications. His work emphasizes improving the efficiency and stability of these devices through innovative treatments such as Li and Na doping and interface engineering. Additionally, he explores memristive behaviors in kesterite materials, aiming to simulate artificial synaptic functions for neuromorphic computing. Dong’s approach integrates both material synthesis and device fabrication, bridging the gap between fundamental material science and practical optoelectronic applications. He also investigates optoelectronic memristors embedded in polymers, contributing to the development of light-controlled memory and learning devices. His goal is to design energy-efficient, environmentally friendly components for next-generation electronics, making a tangible impact in sustainable technology and intelligent systems.

Notable Publication

Coexistence of Bipolar Resistive Switching and the Negative Differential Resistance Effect from a Kesterite Memristor

  • Authors: Xiao-Fei Dong, Yun Zhao, Ting-Ting Zheng, Xue Li, Cheng-Wei Wang, Wei-Min Li, Yan Shao, Yan Li
    Journal: The Journal of Physical Chemistry C
    Year: 2021

An effective Li-containing interfacial-treating strategy for performance enhancement of air-processed CZTSSe solar cells

  • Authors: Xiao-Fei Dong, Ting-Ting Zheng, Feng-Xia Yang, Xu-Dong Sun, Lei Yu, Jiang-Tao Chen, Cheng-Wei Wang, Yun Zhao, Yan Li
    Journal: Solar Energy Materials and Solar Cells
    Year: 2021

Influence of Mo-pretreating on microstructure evolution of solution-processed absorbers for high efficient CZTSSe solar cells

  • Authors: Xiaofei Dong, Siyuan Li, Hao Sun, Qian He, Yun Zhao, Yan Li
    Journal: Materials Letters
    Year: 2022

Optoelectronic Memristive Synapse Behavior for the Architecture of Cu₂ZnSnS₄@BiOBr Embedded in Poly(methyl methacrylate)

  • Authors: Xiaofei Dong, Siyuan Li, Hao Sun, Lijuan Jian, Wenbin Wei, Jianbiao Chen, Yun Zhao, Jiangtao Chen, Xuqiang Zhang, Yan Li
    Journal: The Journal of Physical Chemistry Letters
    Year: 2023

A new strategy for improving the efficiency of thin-film solar cells by regulating the gradient grain structure of CZTSSe absorbers: Na treatment induces uniform selenization

  • Authors: Xiaofei Dong, Fengxia Yang, Siyuan Li, Hao Sun, Jiangtao Chen, Xuqiang Zhang, Yun Zhao, Yan Li
    Journal: Ceramics International
    Year: 2023

Conclusion

Xiaofei Dong has established himself as a promising young researcher in energy materials and neuromorphic electronics. His consistent academic path, project leadership, and impactful publications illustrate a strong foundation in both scientific rigor and practical innovation. As an early-career Associate Professor, Dong is well-positioned to contribute further to clean energy solutions and bio-inspired electronic devices. His work aligns with global research trends and societal needs, making him a fitting candidate for research recognition and academic advancement.

Xiaolan Xue | Experimental methods | Best Researcher Award

Dr. Xiaolan Xue | Experimental methods | Best Researcher Award

Lecturer at China University of Mining and Technology, China

Dr. Xiaolan Xue is a dedicated materials scientist whose research significantly advances the field of electrochemical energy storage, particularly multivalent ion batteries. She earned her Ph.D. in Chemistry from Nanjing University in 2020 under the mentorship of Prof. Zhong Jin. Currently, she is a researcher at the School of Materials Science and Physics, China University of Mining and Technology. Her work centers around designing innovative functional materials for high-performance rechargeable batteries, focusing on magnesium-ion systems. Dr. Xue has published over 20 peer-reviewed articles in high-impact journals such as Advanced Functional Materials, ACS Nano, and Nano Letters. Her research integrates material design, redox chemistry, and interface engineering. She is also a frequent collaborator on multidisciplinary projects, showcasing her strong leadership and team science capabilities. Dr. Xue continues to push the boundaries of sustainable energy research, contributing both foundational knowledge and practical advancements in next-generation energy storage technologies.

Author Profile

Scopus | ORCID

Education

Dr. Xiaolan Xue obtained her Ph.D. in Chemistry from the prestigious School of Chemistry and Chemical Engineering at Nanjing University (China). During her doctoral studies, she worked under the guidance of Prof. Zhong Jin, a renowned figure in electrochemical energy systems and nanomaterials. Her Ph.D. research laid a strong foundation in functional materials, redox processes, and advanced characterization methods for electrochemical applications. Prior to her doctorate, she completed her undergraduate and master’s degrees in chemistry, where she began focusing on the synthesis and evaluation of materials for environmental and energy-related applications. Her educational journey has been rooted in interdisciplinary learning, combining materials science, electrochemistry, nanotechnology, and catalysis. This diverse academic background has equipped her with a solid theoretical and experimental skill set that supports her current research in magnesium-ion batteries and beyond. She consistently ranked at the top of her class and received multiple academic recognitions throughout her education.

Experience 

Since earning her Ph.D. in 2020, Dr. Xiaolan Xue has served as a researcher and faculty member at the School of Materials Science and Physics, China University of Mining and Technology. She is engaged in cutting-edge research focused on advanced materials for multivalent ion batteries, primarily magnesium-based systems. She has led several independent projects and collaborations, contributing to the development of interface engineering strategies, hybrid cathode materials, and redox chemistry in energy storage. Dr. Xue has extensive hands-on experience with materials synthesis, structural characterization (XRD, SEM, TEM, XPS), and electrochemical performance analysis (CV, EIS, GCD). She has also mentored graduate and undergraduate students, fostering academic growth and scientific curiosity. In addition to her laboratory work, she regularly participates in peer reviews and editorial activities. Her postdoctoral experience continues to reflect a commitment to academic excellence and innovation in sustainable and high-performance energy storage technologies.

Awards and Honors

Dr. Xiaolan Xue has been recognized with several awards and honors for her outstanding contributions to energy storage research. Notably, she has received Best Paper Awards, Young Scientist Awards, and Excellent Researcher recognitions at both national and institutional levels. Her publications in prestigious journals such as ACS Nano, Advanced Functional Materials, and Nano Research have been featured in editorial highlights and recommended reading lists. She has also been invited as a reviewer for leading scientific journals in materials science and electrochemistry. Throughout her academic journey, she earned multiple merit-based scholarships during her doctoral and postgraduate studies. Moreover, she was nominated for research excellence awards by the China University of Mining and Technology, recognizing her high-impact scientific contributions and collaborative research efforts. Her work continues to gain attention in the global battery research community, positioning her as an emerging leader in sustainable energy materials development.

Research Focus

Dr. Xiaolan Xue’s research primarily revolves around developing advanced functional materials for electrochemical energy storage systems, with a strong emphasis on multivalent ion batteries, especially magnesium-ion batteries. Her scientific approach integrates nanostructure engineering, interface modification, and cathode/electrolyte optimization to enhance the efficiency, stability, and life cycle of next-generation batteries. She focuses on both inorganic (metal sulfides, selenides) and organic electrode materials, exploring redox mechanisms, structural transformations, and interfacial reactions at the atomic level. Dr. Xue also investigates cationic-anionic redox reactions, electrolyte-cathode compatibility, and separator functionalization. Her work contributes to resolving key challenges such as dendrite formation, poor reversibility, and low conductivity in multivalent systems. With an interdisciplinary approach combining chemistry, materials science, and energy technology, her research aims to offer sustainable, high-capacity, and safe battery solutions for future electronics, grid storage, and electric vehicles. She continuously seeks to bridge fundamental understanding with practical application in energy storage technologies.

Publication

  • CuCl as a Mg2+ Reservoir for in situ Interface Layer Engineering and Highly Stable Mg Plating/Stripping, Journal of Colloid and Interface Science, 2025 (accepted).
  • Synergy of Electrolyte Manipulation and Separator Functionalization Enables Ultralong-life Nonaqueous Magnesium-Organic Batteries, Journal of Materials Chemistry A, 2024.
  • High-Capacity and Ultra-Long-Life Mg-Metal Batteries Enabled by Intercalation-Conversion Hybrid Cathode Materials, Small, 2024.
  • A Review of Metal Sulfide Cathode Materials for Non-Aqueous Multivalent Ion Batteries, Journal of Energy Storage, 2024.
  • Cationic-Anionic Redox Chemistry in Multivalent Metal-Ion Batteries, Advanced Functional Materials, 2023.
  • Interlayer Engineering of VS2 Nanosheets via In Situ Aniline Intercalative Polymerization, ACS Applied Materials & Interfaces, 2023.
  • Electronic Structure Engineering on NiSe2 via Nitrogen Doping, Journal of Colloid and Interface Science, 2023.
  • A Critical Review of Inorganic Cathode Materials for Rechargeable Magnesium Ion Batteries, Journal of Energy Storage, 2023.

Conclusion

Dr. Xiaolan Xue is a rising star in materials science, contributing outstandingly to electrochemical energy storage research. Her innovative approaches and prolific publication record underscore her value to the scientific community. She is well-positioned to lead future developments in sustainable energy materials and next-generation battery technologies.

 

 

Sadaf Saeed | Experimental methods | Best Researcher Award

Dr. Sadaf Saeed | Experimental methods | Best Researcher Award

Post doc at Shenzhen University, China

Dr. Sadaf Saeed is a highly accomplished researcher specializing in applied physics, nanotechnology, and advanced laser-based micro/nanofabrication. She is currently a Postdoctoral Research Fellow at the School of Physics and Optoelectronic Engineering, Shenzhen University, China, focusing on femtosecond laser-driven two-photon polymerization for fiber Bragg grating applications. She earned her Ph.D. in Physics (Electronics) from Changchun University of Science and Technology, China, with a thesis on multifunctional nanostructured surfaces via laser interference lithography and metal-assisted chemical etching. With experience as Head of the Physics Department at Legend Institute, Pakistan, and as a lecturer at NFC Institute of Engineering and Technology, she blends teaching and high-impact research. She has published in leading journals such as Applied Optics, Nanotechnology, Langmuir, and Applied Surface Science. Dr. Saeed is a recipient of multiple scholarships and awards and actively contributes to global R&D projects in micro/nano manufacturing and surface engineering.

Author Profile

Scopus | ORCID | Google scholar

Education

Dr. Sadaf Saeed holds a Postdoctoral fellowship in Physics from Shenzhen University. She completed her Ph.D. in Physics (Electronics) at Changchun University of Science and Technology, China, under the supervision of Prof. Dr. Zuobin Wang, with a focus on micro/nanostructured surfaces fabricated via laser techniques. She earned her M.Phil. in Physics and B.Sc. in Physics from Bahauddin Zakariya University, Multan, Pakistan, where she ranked among the top students. Her M.Phil. thesis focused on the structural and electrical properties of metal-polymer composites. She also holds an F.Sc. in General Science and Matriculation in Science from BISE Multan. Throughout her academic journey, she pursued rigorous coursework in classical mechanics, electronics, material science, computational physics, and solid-state physics, building a solid foundation for interdisciplinary research in nanotechnology, optics, and material characterization.

Experience

Dr. Sadaf Saeed has over seven years of progressive experience in academic research and teaching. Currently, she is a Postdoctoral Researcher at Shenzhen University, China. She worked as a researcher at the International Research Centre for Nano Handling and Manufacturing, Changchun, China, contributing to international nanofabrication projects. Previously, she served as Head of the Physics Department at Legend Institute of Management Sciences, Multan, where she managed curriculum development, academic planning, and student mentoring. She worked as a Physics Lecturer at NFC Institute of Engineering and Technology, teaching core physics courses. She has significant lab experience in material simulations, spectroscopy, and nanostructure characterization using advanced tools like SEM, TEM, AFM, and FDTD. She is also skilled in MATLAB, COMSOL, VASP, OriginPro, and other simulation environments, making her a versatile researcher capable of both theoretical and experimental work.

Awards and Honors

Dr. Sadaf Saeed has received several awards and honors in recognition of her academic and research excellence. She was selected for the Best Student Paper Award at the IEEE 3M-NANO 2023 Conference in Chengdu, China. She was a recipient of the Chinese Government Scholarship for her Ph.D. studies (2019–2023). During her M.Phil. program, she ranked among the top three students in her department. She has actively participated in major international conferences, including the IEEE 3M-NANO 2022 & 2023, the Asian VCSEL Day 2023, the 11th International Conference on Information Optics and Photonics (Xian, China), and AOPC 2019. Her patent on femtosecond laser fabrication for fiber Bragg grating applications further demonstrates her innovation. Additionally, she has contributed to several high-impact national and international R&D projects, including China’s “111” Project, Horizon Europe’s L4DNANO, and Jilin Provincial Science and Technology initiatives.

Research Focus 

Dr. Sadaf Saeed’s research bridges the disciplines of surface engineering, laser physics, and nanotechnology. Her primary focus is on the fabrication of multifunctional micro/nanostructured surfaces using Laser Interference Lithography (LIL) and Metal-Assisted Chemical Etching (MACE). She explores their applications in antireflection, superhydrophobicity, enhanced wettability, and SERS. In her postdoctoral work, she investigates femtosecond laser-driven two-photon polymerization techniques for phase mask fabrication in fiber Bragg grating systems, targeting high-precision optical device manufacturing. She is proficient in computational simulations such as FDTD, DFT, COMSOL, and VASP, applying them to optimize structures before fabrication. Her work also intersects optics, materials characterization, and electrical properties of nano-interfaces, contributing to the next generation of functional surfaces and optical components. She collaborates across international labs and contributes to major global initiatives, including the Horizon Europe L4DNANO project and National R&D Programs of China, emphasizing interdisciplinary, solution-oriented research.

Publications

  • Optimizing broadband antireflection with Au micropatterns: a combined FDTD simulation and two-beam LIL approachApplied Optics (2024)
  • Hierarchical and Gradient Si Nano Wires-holes Arrays by LIL and MACEIEEE 3M-NANO Conference Proceedings (2022)
  • Si Nanowires-holes Arrays with Enhanced WettabilityIEEE 3M-NANO Conference Proceedings (2023)
  • Synergistic Antireflection and SERS Enhancement in Hybrid Silicon Nanowires by LIL and MACESpringer Journal of Materials Science (Accepted)
  • Design and Fabrication of Silicon Micro Rings Using FDTD and Laser Interference Lithography and SERS PropertiesJournal of Optics (Accepted)
  • Integration of Three-Beam Laser Interference Lithography and Metal Assisted Chemical Etching…Mechanics of Advanced Materials and Structures (Accepted)
  • Advanced Femtosecond Laser-Driven Two-Photon Polymerization Technique for Phase Mask FabricationUS Patent, Shenzhen University
  • Laser Interference Lithography—A Method for the Fabrication of Controlled Periodic StructuresNanomaterials (2023)

Conclusion

Dr. Sadaf Saeed presents a compelling profile with a clear research focus, international recognition, and a strong record of academic output. Her contributions to micro/nanostructure fabrication, laser technologies, and optical device engineering are valuable to both scientific advancement and real-world applications.