Yongqiang Ji | Experimental methods | Best Researcher Award

Assoc. Prof. Dr. Yongqiang Ji | Experimental methods | Best Researcher Award

Henan Academy of Sciences | China

Ji Yongqiang is a highly accomplished researcher specializing in nanomaterials, particularly quantum dots and optical devices like QLEDs and solar cells. He is currently serving as an Associate Researcher at the Henan Academy of Sciences and has previously held positions as an Assistant Researcher at Peking University and a PhD student at Xi’an Jiaotong University. His research has earned him recognition for his work in luminescent nanocrystals and perovskite quantum dots, driving innovations in solar cell technology and light-emitting devices.

๐Ÿ‘จโ€๐ŸŽ“Profile

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๐Ÿ“š Early Academic Pursuits

Jiโ€™s academic journey began at Xi’an University of Technology, where he earned his Bachelor’s in Applied Physics. Under the guidance of Associate Professor Men Shouqiang, he laid a strong foundation in solid-state physics, digital circuits, and quantum mechanics. His interest in material science and semiconductor physics grew during his master’s at Henan University, where he worked with Professor Qian Lei and contributed significantly to condensed matter physics. His doctoral studies at Xi’an Jiaotong University under Professor Wang Minqiang focused on electronic ceramics and device technologies, marking the start of his journey into nanomaterials and optoelectronics.

๐Ÿ”ฌ Professional Endeavors

Jiโ€™s career has been characterized by exceptional research leadership and contributions to luminescent nanocrystals, quantum dot solar cells, and QLEDs. At Peking University, under Professor Gong Qihuang, he developed cutting-edge devices and optimized fabrication platforms for quantum dots, which enhanced device efficiency and stability. His hands-on expertise spans from magnetron sputtering to transmission electron microscopy (TEM), showcasing his proficiency in advanced research instruments.

๐Ÿ’ก Contributions and Research Focus

Jiโ€™s research is driven by the fabrication and spectral tuning of luminescent nanocrystals, particularly quantum dots and perovskite quantum dots. Key contributions include:

  • Quantum Dot Solar Cells: He developed a precise fabrication platform for AgBiS2 quantum dots, optimizing light absorption and solar cell efficiency.
  • QLED Device Optimization: By improving spin-coating speeds and nanocrystal concentrations, Ji achieved high-brightness QLEDs, pushing the boundaries of light-emitting devices.
  • Perovskite Nanostructures: He pioneered research into 1D nanostructures and core-shell structures, improving optical properties and stability for applications in optical communication and energy harvesting.

๐ŸŒ Impact and Influence

Jiโ€™s work has left a lasting impact in the fields of nanotechnology, optical devices, and energy solutions. His research on quantum dot solar cells and QLEDs is essential for the advancement of renewable energy technologies and next-generation display systems. Through his collaborations with leading institutions like Peking University and Henan Academy of Sciences, Ji has not only advanced scientific understanding but also contributed to the commercialization of advanced technologies.

๐Ÿ“‘ Academic Cites

Jiโ€™s research is widely cited in high-impact journals such as Nanotechnology, Micromachines, Materials, and Nano-Structures & Nano-Objects. His work on perovskite quantum dots and quantum dot solar cells has been instrumental in shaping contemporary research in renewable energy and optoelectronics. His publications have earned recognition for their novelty, technical depth, and practical applications.

๐Ÿ› ๏ธ Research Skills

Jiโ€™s technical expertise is multifaceted, and his key research skills include:

  • Synthesis Methods: Mastery in hot injection, solvothermal, and ball-milling techniques to prepare quantum dots.
  • Device Fabrication: Expertise in QLED and solar cell fabrication, optimizing processes like spin coating and annealing to enhance device performance.
  • Material Characterization: Proficient in TEM, PR745 LED testing systems, and vacuum coating for material analysis and device testing.

๐Ÿซ Teaching Experience

Ji has shared his knowledge as a mentor to graduate students at Henan University and Xi’an Jiaotong University, guiding them through complex topics in semiconductor physics and material science. His role as a reviewer for various scientific journals demonstrates his commitment to fostering academic growth and providing critical feedback to emerging researchers in the field.

๐Ÿ† Awards and Honors

Jiโ€™s academic excellence is reflected in numerous awards and scholarships, including:

  • Third-Class Scholarship at Xi’an University of Technology (2012)
  • First-Class Academic Scholarship at Henan University (2014)
  • Yao Xi Ferroeletric Scholarship at Xi’an Jiaotong University (2020)
  • Boya Postdoctoral Program at Peking University (2021)
  • Outstanding Graduate of Shaanxi Province (2022)

๐ŸŒŸ Legacy and Future Contributions

Looking ahead, Ji is well-positioned to continue making groundbreaking contributions to the fields of nanotechnology and energy solutions. His ongoing projects in perovskite QLEDs and quantum dot solar cells are poised to lead to more efficient, durable, and cost-effective devices. His expertise in quantum materials will likely play a crucial role in the future development of sustainable energy technologies and advanced optoelectronic systems. Jiโ€™s commitment to interdisciplinary research and mentorship ensures a bright future for both his career and the next generation of researchers.

Publications Top Notes

Group-VA Doped ZnO Injection Layer for Bright and Efficient Perovskite Light-Emitting Diodes

  • Authors: X. Yang, Y. Ji, Q. Li, C. Lu, R. Zhu
    Journal: Advanced Functional Materials
    Year: 2025

Surface-enhanced Raman scattering of R6G dimerization during self-healing of gel

  • Authors: Y. Zhou, M. Wang, J. Wang, N.V. Gaponenko, A.S. Bhatti
    Journal: Mikrochimica Acta
    Year: 2025

Solvent-Engineering-Assisted Ligand Exchange Strategy for High-Efficiency AgBiS2 Quantum Dot Solar Cells

  • Authors: Q. Zhong, B. Zhao, Y. Ji, R. Zhu, L. Zhao
    Journal: Angewandte Chemie – International Edition
    Year: 2024

Lateral Phase Heterojunction for Perovskite Microoptoelectronics

  • Authors: L. Li, H. Yan, S. Li, X. Wang, R. Zhu
    Journal: Advanced Materials
    Year: 2024

Ligand-Tuned AgBiS2 Planar Heterojunctions Enable Efficient Ultrathin Solar Cells

  • Authors: J. Chen, Q. Zhong, E. Sirotti, R. Zhu, I.D. Sharp
    Journal: ACS Nano
    Year: 2024

 

Muhammad Ijaz | Experimental methods | Best Researcher Award

Mr. Muhammad Ijaz | Experimental methods | Best Researcher Award

Institute of Physics, Gomal University | Pakistan

Mr. Muhammad Ijaz, a Ph.D. scholar in Material Science at the Institute of Physics, Gomal University, D.I. Khan, Pakistan, has demonstrated profound academic and research expertise. His research primarily focuses on the development of ferrite-based nanostructure materials and their potential applications in magnetic and electronic devices. With an M.Phil. in Physics and a Bachelor’s degree in Physics, Mr. Ijaz has excelled academically and is committed to advancing material science through innovative research.

๐Ÿ‘จโ€๐ŸŽ“Profile

Scopus

Early Academic Pursuits ๐Ÿ“š

Mr. Ijaz began his academic journey with a strong foundation in Physics, earning a First Division in his Bachelor’s and Master’s degrees from University of Sargodha and Gomal University, respectively. He further pursued Material Science in his M.Phil., where his research interests took shape, particularly in nanomaterials and their magnetic properties.

Professional Endeavors ๐Ÿ’ผ

In addition to his academic qualifications, Mr. Ijaz has significant professional experience. He served as a Lecturer (Internship basis) in Govt. Degree College Liaqatabad and is currently a Lecturer in Physics at Govt. Associate College Kundian. His dedication to teaching and the academic growth of his students highlights his professionalism and commitment to education.

Contributions and Research Focus ๐Ÿงช

Mr. Ijazโ€™s research interests focus on the development of ferrite-based nanostructures and their various applications, particularly in magnetic devices, electronics, and sensors. His projects include the structural study of polymorphic HoVO4 single crystals and the impact of cobalt on the magnetic properties of BaFe hexaferrites. These areas of research are critical for the advancement of nanotechnology, functional materials, and the broader field of material science.

Impact and Influence ๐ŸŒ

Mr. Ijaz has made a notable impact in the field of material science through his research, which has been published in several prestigious journals. His work on rare-earth-doped ferrites, nanoparticles, and sensor technologies contributes significantly to the understanding and development of magnetic and dielectric materials. This research is integral to advancing industries such as electronics, energy storage, and sensor technology.

Academic Citations ๐Ÿ“ˆ

Mr. Ijazโ€™s publications include cutting-edge research on materials like BaFe hexaferrites, doped SnO2 nanoparticles, and Ca-Cu-based ferrites. Although his citation count is still growing, his works are gradually gaining recognition in scientific communities, especially in areas related to magnetic properties and sensor applications. The citation impact of his work reflects its relevance in advancing modern material science.

Research Skills ๐Ÿง‘โ€๐Ÿ”ฌ

Mr. Ijaz possesses a comprehensive set of scientific skills essential for his research, including:

  • UV-VIS Spectroscopy
  • Fourier Transform Infrared Spectroscopy (FTIR)
  • Scanning Electron Microscopy (SEM)
  • X-ray Diffraction (XRD)
  • Energy Dispersive X-ray (EDX) Spectroscopy

These advanced techniques allow him to explore the structural, morphological, and magnetic properties of materials with precision and detail, critical for the success of his projects in nanomaterials and ferrite-based technologies.

Teaching Experience ๐Ÿซ

As a Lecturer in Physics at Govt. Associate College Kundian, Mr. Ijaz teaches undergraduate students, imparting knowledge in core areas such as material science and applied physics. His previous role as a Lecturer in Physics at Govt. Degree College Liaqatabad also reflects his commitment to nurturing young scientists and contributing to the academic development of his students.

Awards and Honors ๐Ÿ†

Though Mr. Ijaz has not listed specific awards in his profile, his academic performance, as evidenced by his first division in all his degrees, demonstrates his excellence and dedication. Given his ongoing contributions to material science, further recognition and honors are likely to follow as his research continues to gain prominence.

Legacy and Future Contributions ๐Ÿ”ฎ

Mr. Ijaz is poised to leave a lasting legacy in the field of material science, particularly in the development of nanomaterials and magnetic materials. His research is set to influence future technologies in fields such as sensor applications, energy storage, and nanotechnology. With continued work and publication, his contribution to advancing functional materials in both academic and practical contexts will be highly influential.

Publications Top Notes

Impact of cobalt substitutions on optical, magnetic, dielectric, and structural properties of BaFe11.6-xAl0.4CoxO19 hexaferrites prepared by Co-precipitation process followed by rapid sonochemical synthesis

  • Authors: Ijaz, M., Ullah, H., Al-Hazmi, G.A.A.M., Althomali, R.H., Asif, S.U.
    Journal: Materials Chemistry and Physics
    Year: 2024, 321, 129504

Cu2+/Dy3+ dual doped calcium based Ca1-xCuxFe12-xDyxO19 hexaferrites: Microstructural and magnetic properties for magnetic applications

  • Authors: Ijaz, M., Shaheen, N., Saeedi, A.M., Ullah, H., Asif, S.U.
    Journal: Materials Science and Engineering: B
    Year: 2024, 304, 117341

Microstructural, morphological and magnetic behaviour of Al3+ replaced BaFe11.5Co0.5O19 hexaferrites synthesized via sol-gel auto combustion route

  • Authors: Ijaz, M., Asif, S.U., Solre, G.F.B., Al-Asbahi, B.A., Ullah, H.
    Journal: Physica Scripta
    Year: 2024, 99(5), 055959

Structural, dielectric and magnetic properties of terbium doped strontium spinel ferrite (SrFe2O4) synthesized by sol-gel method

  • Authors: Shaheen, R., Ullah, H., Moharam, M.M., Asif, S.U., Tahir, H.M.
    Journal: Journal of Rare Earths
    Year: 2024

Co-precipitation method followed by ultrafast sonochemical synthesis of aluminium doped M type BaFe11.4-xAlxCo0.6O19 hexaferrites for various applications

  • Authors: Ijaz, M., Ullah, H., Ali Al-Asbahi, B., Abbas, Z., Asif, S.U.
    Journal: Journal of Magnetism and Magnetic Materials
    Year: 2024, 589, 171559