Keju Sun | Physical Chemistry | Best Researcher Award

Best Researcher Award

Keju Sun
Yanshan University, China
Keju Sun
Affiliation Yanshan University
Country China
Scopus ID 23670545200
Documents 119
Citations 4,447
h-index 34
Subject Area Physical Chemistry
Event International Analytical Chemistry Awards
ORCID 0000-0001-8791-4646

Keju Sun is a researcher affiliated with Yanshan University, China, whose scholarly record encompasses computational chemistry, catalysis, materials chemistry, electronic-structure studies, and related areas of physical chemistry. Publicly available ORCID information associates Sun with Yanshan University and identifies Scopus Author ID 23670545200 and ORCID 0000-0001-8791-4646. [1]

Abstract

This recognition profile evaluates the research record of Keju Sun in the context of the Best Researcher Award associated with the International Analytical Chemistry Awards. Sun is affiliated with Yanshan University in China and is identified in ORCID records as a researcher working across chemistry-related research areas. The documented publication record includes work involving catalysis, computational modelling, electronic and magnetic properties, materials chemistry, electrochemical processes, and related physical-chemistry problems. [1]

Keywords

Keju Sun; Best Researcher Award; Physical Chemistry; Computational Chemistry; Catalysis; First-Principles Calculations; Materials Chemistry; Electrocatalysis; Electronic Structure; Yanshan University; International Analytical Chemistry Awards.

Introduction

Physical chemistry integrates principles of chemistry and physics to explain molecular behaviour, materials properties, chemical reactivity, and energy transformations. Contemporary research in the field increasingly combines theoretical calculations, computational modelling, experimental characterization, and materials-oriented applications. Sun’s publicly documented research record reflects this interdisciplinary character, with publications addressing catalytic systems, electronic structures, magnetic behaviour, reaction mechanisms, and functional materials. [1]

Research Profile

Sun’s research profile is associated with physical chemistry and closely connected areas including heterogeneous catalysis, computational chemistry, materials chemistry, electrochemistry, and theoretical studies of electronic and magnetic properties. The ORCID record identifies catalysis among the researcher’s keywords. [1]

Research Contributions

A notable aspect of the documented research is the application of computational approaches to understand structure–property and structure–activity relationships. Studies involving MoS2-based catalysts have investigated reaction mechanisms and descriptors for catalytic activity, illustrating the use of atomistic modelling to interpret catalytic behaviour. [5]

Publications

The supplied profile reports 119 documents. The publicly available ORCID record currently lists 125 works, including journal articles published through 2026. [1] The difference between profile counts may reflect differences in indexing dates, database coverage, document types, or record synchronization and should therefore be interpreted as source-specific rather than as a contradiction.

Research Impact

The supplied bibliometric profile reports 4,447 citations and an h-index of 34. These indicators suggest that a substantial body of the research has been cited within the scholarly literature. Bibliometric measures, however, are best interpreted together with publication venues, authorship contributions, research originality, methodological quality, and field-specific citation practices.

Award Suitability

Based on the supplied metrics and publicly documented research record, Keju Sun presents a profile that is relevant to consideration for the Best Researcher Award under the International Analytical Chemistry Awards. The combination of a substantial publication record, reported citation activity, an h-index of 34, and research spanning several interconnected areas of physical and analytical chemistry provides a quantitative and qualitative basis for recognition.

Conclusion

Keju Sun’s documented scholarly record reflects sustained research activity in physical chemistry and related chemical-science disciplines. The research encompasses catalytic mechanisms, computational modelling, electronic and magnetic properties, electrocatalytic materials, and other advanced materials-chemistry topics. Publicly available ORCID information confirms the researcher’s Yanshan University affiliation, Scopus Author ID, ORCID identifier, and extensive publication record. [1]

1. ORCID Profile – Keju Sun

2. Scopus Author Profile – Keju Sun

3. International Analytical Chemistry Awards

References

1.  ORCID. (n.d.). Keju Sun – ORCID record, works, employment and researcher identifiers. ORCID.
           https://orcid.org/0000-0001-8791-4646

2. Sun, K., et al. (2023). First-principles and microkinetic simulation studies of CO2 hydrogenation mechanism and active site on MoS2 catalyst. Applied Surface Science. DOI: 10.1016/j.apsusc.2023.157721.
          https://doi.org/10.1016/j.apsusc.2023.157721

3. Song, X., Sun, K., et al. (2019). Facet-Dependent of Catalytic Selectivity: The Case of H2O2 Direct Synthesis on Pd Surfaces. The Journal of Physical Chemistry C. DOI: 10.1021/acs.jpcc.9b07097.
          https://doi.org/10.1021/acs.jpcc.9b07097

4. Sun, K., et al. (2022). Finding Key Factors for Efficient Water and Methanol Activation at Metals, Oxides, MXenes, and Metal/Oxide Interfaces. ACS Catalysis. DOI: 10.1021/acscatal.1c03405.
          https://doi.org/10.1021/acscatal.1c03405

5.Sun, K., et al. (2023). A structure-sensitive descriptor for the design of active sites on MoS2 catalysts. Catalysis Science & Technology: 10.1039/D3CY00575E.
        https://doi.org/10.1039/D3CY00575E

Hongjiang Ren | Physical Chemistry | Best Researcher Award

Prof. Hongjiang Ren | Physical Chemistry | Best Researcher Award

Xi’an University | China

Professor Hong Jiang Ren of Xi’an University, China, is a distinguished researcher in computational and theoretical chemistry, specializing in reaction mechanism modeling, molecular structure analysis, and nanocluster interactions. With a Doctorate in Materials Physics and Chemistry from Northwestern Polytechnical University, his academic journey is deeply rooted in both analytical and physical chemistry, reflecting a comprehensive mastery of quantum chemical methodologies and molecular simulations. Dr. Ren’s research primarily focuses on tautomerization mechanisms in purine derivatives and the degradation pathways of anesthetic radicals such as desflurane and sevoflurane, employing density functional theory (DFT) and ab initio methods. His studies have elucidated crucial insights into intramolecular proton transfer, radical reaction kinetics, and transition state dynamics, which are essential for understanding chemical stability, atmospheric reactivity, and pharmaceutical behavior. His notable works include theoretical explorations of 6-mercaptopurine and metal nanocluster interactions (Journal of Molecular Graphics and Modelling), hydrogen storage potentials of doped fullerenes (International Journal of Hydrogen Energy), and adsorption phenomena on Au(001) surfaces (ACS Omega). Collectively, his 53 scientific publications have attracted 258 citations from 230 documents, achieving an h-index of 7 (Scopus, 2025), signifying sustained scholarly influence and research impact. Dr. Ren’s findings contribute significantly to computational materials chemistry, nanocatalysis, and environmental modeling. His work bridges molecular-scale insights with energy and environmental applications, including CO₂ capture, hydrogen storage, and atmospheric pollutant degradation. A visiting scholar at Beijing Normal University, Dr. Ren continues to engage in cutting-edge theoretical investigations that deepen molecular-level understanding and promote sustainable chemistry. His commitment to precision, innovation, and interdisciplinary collaboration highlights his growing influence in theoretical and materials chemistry, making him a leading candidate for advanced recognition in computational molecular science and chemical research excellence.

Profiles : Scopus | ORCID | Research Gate

Featured Publications

Ren, H. J., Wang, P. P., Zhu, G., Wang, L. C., Wang, G., & He, Y. P. (2025). A new insight of structures, bonding and electronic properties for 6-mercaptopurine adsorbed on M@Au₁₂ (M = Au, Ag, Pd, and Pt) nanoclusters: A theoretical perspective. Journal of Molecular Graphics and Modelling, 140, 109097–109108.

Yang, H. X., Liu, B., & Ren, H. J. (2024). A DFT study of the hydrogen storage potentials and properties of Ca, Fe, and Ti deposited NaSi₂₀ fullerenes. Journal of the Mexican Chemical Society, 68(3), 455–468.

Ren, H. J., Zhu, G., Li, J. T., & Yang, J. X. (2022). Atmospheric chemistry of sevoflurane radical: A degradation reaction mechanism in the presence of NO from a theoretical perspective. Computational and Theoretical Chemistry, 1212, 113706–113711.

Ren, H. J., Cao, X. W., Zhang, Y. H., Chehelamirani, M., & Salahub, D. R. (2020). Theoretical investigation of 6-mercaptopurine isomers adsorption on the Au(001) surface: Revealing the fate of different isomers. ACS Omega, 5(1), 610–618.

Ren, H. J., Chen, F., Li, X. J., He, Y. P., & Li, F. (2019). A new insight of structures, bonding and electronic properties for 6-mercaptopurine and Ag₈ clusters configurations: A theoretical perspective. BMC Chemistry, 13, 55.

Rajkumar Sokkalingam | Physical Chemistry | Best Researcher Award

Dr. Rajkumar Sokkalingam | Physical Chemistry | Best Researcher Award

Bharathidasan University, India

👨‍🎓Profiles

🎓 Early Academic Pursuits

Dr. Rajkumar Sokkalingam began his academic journey with a Bachelor’s degree in Physics from National College (Autonomous), Tiruchirappalli. He then pursued a Postgraduate Diploma in Scientific Interfacing at Bishop Heber College (Autonomous), Tiruchirappalli, where he specialized in advanced scientific interfacing. He continued his studies at the same institution with a Master’s degree in Physics. Currently, he has submitted his Ph.D. thesis at Bharathidasan University, focusing on high-pressure investigations of rare-earth intermetallic compounds, specifically exploring the interplay of charge density waves and magnetic ordering in Sm₂Ru₃Ge₅, GdNiC₂, and NdNiC₂. His academic progression reflects a steady and determined path toward advanced experimental condensed matter research.

👨‍🔬 Professional Endeavors

Dr. Rajkumar has actively participated in several prestigious national-level research training programs and scientific platforms. These include the Indian Nanoelectronics User Program at the Indian Institute of Science, Bangalore, and the Synergistic Training Program Utilizing the Scientific and Technological Infrastructure conducted by the University of Kerala. His involvement in a summer training programme at Bishop Heber College further highlights his commitment to continuous academic development. His postgraduate research works demonstrate a blend of theoretical understanding and technical execution, including a study on separability criteria using symmetric informationally complete measurements and a traffic signal controller developed through LabVIEW programming.

🔬 Contributions and Research Focus

Specializing in condensed matter physics, Dr. Rajkumar’s research interests lie in strongly correlated electron systems and energy materials. His doctoral research explores how rare-earth intermetallic compounds behave under high-pressure conditions, particularly examining electronic phase transitions involving charge density waves and magnetism. His earlier academic work also showcases a strong grasp of quantum information science and embedded system design, making his expertise relevant to both fundamental physics and technological applications.

🌍 Impact and Influence

Dr. Rajkumar’s impact within the research community is visible through his role as a peer reviewer for multiple high-impact international journals under Elsevier, including the Journal of Molecular Structure, Environmental Research, the Journal of the Taiwan Institute of Chemical Engineers, and Fuel. These positions indicate his growing influence and scientific credibility in material science, applied physics, and chemical engineering research circles. His participation in elite research training initiatives further enhances his reputation as an emerging expert in his field.

📚 Academic Citations and Publications

With his Ph.D. thesis submitted, Dr. Rajkumar is poised to contribute significantly to academic literature in the areas of high-pressure physics, quantum materials, and correlated systems. His forthcoming publications are expected to provide deeper insights into material behavior under extreme conditions, reinforcing his position as a promising researcher with a strong foundation in both experimental techniques and theoretical modeling.

🛠️ Technical Skills and Instrumentation Expertise

Dr. Rajkumar possesses hands-on experience with several advanced research instruments essential for modern materials science. These include cryogen-free CCR-VTI systems, X-ray diffractometers, shock tube setups, high-temperature furnaces, and piston cylinder pressure cells capable of high-pressure resistivity measurements. In addition, he is proficient in software tools such as GSAS II for Rietveld refinement, Fit2D for data reduction, LabVIEW for instrument control and embedded system design, MATLAB for numerical computation, Origin for data analysis and graphing, and LaTeX for professional documentation and publication.

🧑‍🏫 Teaching Experience and Mentorship

In addition to his research, Dr. Rajkumar has actively supported academic instruction by assisting in laboratory courses and mentoring undergraduate students. His ability to integrate theory with practice, especially in experimental setups and data interpretation, allows him to guide students effectively and foster a deeper understanding of physics.

🌟 Legacy and Future Contributions

Dr. Rajkumar is a dedicated and forward-thinking researcher whose interdisciplinary skill set equips him to contribute meaningfully to the future of condensed matter and quantum materials research. With a strong academic base, growing publication record, and active engagement in national scientific programs, he is well-positioned to drive innovation in energy materials, magnetism, and high-pressure science. His future contributions are expected to have a lasting impact on both research and education in physical sciences.

📖Notable Publications

  • Investigation of exchange bias and magnetoresistance in the Si substituted Ni-Mn-In ribbon alloys
    Authors: P. Sivaprakash, S.E. Muthu, J.J. Infanta, S. Rajkumar, I. Kim, S. Arumugam
    Journal: Materials Science and Engineering: B
    Year: 2022

  • Structural and vibrational properties of cage-type Sc₅Ru₆Sn₁₈ superconductor under pressure using synchrotron X-ray diffraction and Raman spectroscopy
    Authors: M. Sundaramoorthy, B. Joseph, G. Lingannan, P.K. Mondal, R. Sokkalingam, et al.
    Journal: Journal of Alloys and Compounds
    Year: 2024

  • Structure, morphology, and magnetic properties of Fe microparticles as impact on shock waves
    Authors: R. Jagadeesh, S. Rajkumar, S. Arumugam, M. Kannan
    Journal: Journal of Magnetism and Magnetic Materials
    Year: 2023

  • Evidence of structural modulations induced by a charge density wave transition in orthorhombic Sm₂Ru₃Ge₅
    Authors: R. Sokkalingam, G. Lingannan, M. Sundaramoorthy, C.S. Lue, C.N. Kuo, et al.
    Journal: Solid State Communications
    Year: 2023

  • Chemical Pressure-Induced enhancement of electrochemical performance in Ni₁₋ₓCuₓTe₂ (x = 0 and 0.10) layered compounds
    Authors: R. Sokkalingam, M. Krishnan, J.S.K. Pitchai, S. Periyasamy, A.K. Bojarajan, et al.
    Journal: Electrochemistry Communications
    Year: 2025