Kriti Ranjan Sahu | Material Science | Best Researcher Award

Published on by Physicist Particle

Assist. Prof. Dr .Kriti Ranjan Sahu | Material Science | Best Researcher Award

Assistant Professor, Bhatter College, Dantan(Autonomous), India

Dr. Kriti Ranjan Sahu is an accomplished physicist and academic leader with a track record of novel research in piezoelectricity, superconductivity, optical materials, and bio-physics. His multifaceted experience, spanning material synthesis to device application, reflects deep scientific rigor and societal relevance. His innovations have the potential for technological translation in energy, defense, and industrial applications. Furthermore, his leadership role as HOD and teaching legacy contribute to knowledge dissemination.

Professional Profile

🎓 Education Background

Dr. Kriti Ranjan Sahu earned his Ph.D. in Physics from Jadavpur University in January 2016 under the supervision of Prof. Dr. Udayan De, a former senior scientist at VECC, Kolkata. His doctoral thesis, titled “Study of some piezoelectric and other oxides and of their polymeric composites for applications,” focused on developing advanced functional materials. He completed his M.Sc. in Physics from G.G.D. University, Bilaspur in 2004 with a commendable score of 64.39%. His foundational studies include a B.Sc. in Physics from P.K. College, Contai under Vidyasagar University, and school-level education from Tickrapara Ambikyamoye High School in West Bengal.

🧑‍🏫 Teaching & Academic Experience

Dr. Sahu currently serves as the Assistant Professor and Head of the Department of Physics at Bhatter College, Dantan (Autonomous), Paschim Medinipur, West Bengal, a position he has held since December 11, 2019. Previously, he served as a Government-approved part-time teacher (now SACT) in the Department of Physics at Egra S.S.B. College, from August 2005 to December 2019, where he also led the department. His extensive teaching experience spans undergraduate and postgraduate levels, reflecting his commitment to physics education over two decades.

🧪 Research Expertise and Technical Skills

Dr. Kriti Ranjan Sahu possesses extensive expertise in experimental condensed matter physics, with a strong focus on material synthesis, characterization, and device applications. His core competencies include the preparation of advanced materials such as piezoelectric ceramics, optical glasses, EMI shielding composites, and high-temperature superconductors. He is skilled in a wide range of characterization techniques including X-ray diffraction (XRD), UV-Visible spectroscopy, FTIR, SEM, TEM, Raman spectroscopy, fluorescence analysis, and thermal techniques like DSC, DTA, and TGA. Dr. Sahu has conducted low-temperature resistivity and magnetization measurements, dielectric property analysis, and electrical conductivity studies. His technical abilities extend to refractive index measurement using laser-based methods, as well as organic solar cell fabrication and testing. He has also worked with gamma and ion irradiation processes.

🏆 Awards & Recognitions

While the list of formal recognitions is still growing, Dr. Sahu’s innovations have earned academic distinction and publication in reputed journals, particularly in material physics and applied sciences. His interdisciplinary work has contributed both to fundamental physics and real-world applications, including imaging sensors for nuclear reactors and cost-effective educational lab setups.

Publication Top Notes

  • Title: Ferroelectric materials for high temperature piezoelectric applications
    Authors: U De, KR Sahu, A De
    Journal: Solid State Phenomena, Vol. 232, pp. 235–278
    Citations: 54
    Year: 2015

  • Title: Characterization of new natural cellulosic fibers from Cyperus compactus Retz. (Cyperaceae) Plant
    Authors: Anup Kumar Bhunia, Dheeman Mondal, Kriti Ranjan Sahu, Amal Kumar Mondal
    Journal: Carbohydrate Polymer Technologies and Applications, Vol. 5, 100286
    Citations: 29
    Year: 2023

  • Title: Structural characterization of orthorhombic and rhombohedral lead meta-niobate samples
    Authors: KR Chakraborty, KR Sahu, A De, U De
    Journal: Integrated Ferroelectrics, Vol. 120(1), pp. 102–113
    Citations: 29
    Year: 2010

  • Title: Thermal characterization of piezoelectric and non-piezoelectric Lead Meta-Niobate
    Authors: KR Sahu, U De
    Journal: Thermochimica Acta, Vol. 490(1–2), pp. 75–77
    Citations: 22
    Year: 2009

  • Title: Spectroscopic Investigation of Degradation Reaction Mechanism in γ-Rays Irradiation of HDPE
    Authors: SG Prasad, C Lal, KR Sahu, A Saha, U De
    Journal: Biointerface Research in Applied Chemistry, Vol. 11(2), pp. 9405–9419
    Citations: 19
    Year: 2021

  • Title: Dielectric Properties of PbNb₂O₆ up to 700°C from Impedance Spectroscopy
    Authors: KR Sahu, U De
    Journal: Journal of Materials, Vol. 2013(1), Article ID 702946
    Citations: 19
    Year: 2013

  • Title: Role of Nb₂O₅ phase in the formation of piezoelectric PbNb₂O₆
    Authors: KR Sahu, U De
    Journal: Thermochimica Acta, Vol. 589, pp. 25–30
    Citations: 17
    Year: 2014

  • Title: Dielectric and thermal investigations on PbNb₂O₆ in pure piezoelectric phase and pure non-piezoelectric phase
    Authors: U De, KR Sahu, KR Chakraborty, SK Pratihar
    Journal: Integrated Ferroelectrics, Vol. 119(1), pp. 96–109
    Citations: 16
    Year: 2010

  • Title: Synthesis and study of electroactive nanoparticles and their polymer composites for novel applications
    Authors: N Dutta Gupta, KR Sahu, I Das, A De, U De
    Journal: Indian Journal of Physics, Vol. 84, pp. 1413–1419
    Citations: 14
    Year: 2010

  • Title: Polymer Composites for Flexible Electromagnetic Shields
    Authors: KR Sahu, U De
    Journal: Macromolecular Symposia: Advance Science News, Vol. 381(1), Article 1800097
    Citations: 9
    Year: 2018

Conclusion 

Dr. Kriti Ranjan Sahu is highly suitable for the Best Researcher Award. His scientific excellence, interdisciplinary work, academic leadership, and innovation in material science align well with the award’s objectives. He represents a model researcher whose work pushes the boundaries of applied physics while contributing meaningfully to science, education, and industry. With minor steps to globalize his efforts and protect intellectual property, his profile would reach even greater heights.

Xuan Fang | Semiconductor Materials | Best Researcher Award

Published on by Physicist Particle

Dr. Xuan Fang | Semiconductor Materials | Best Researcher Award

Research Fellow at State Key Laboratory of High Power Semiconductor Lasers, School of Physics, Changchun University of Science and Technology, China.

Dr. Xuan Fang 🎓 is a dedicated Research Fellow at the State Key Laboratory of High Power Semiconductor Lasers, Changchun University of Science and Technology 🇨🇳. Specializing in advanced optoelectronic materials and devices 🔬, she focuses on structural engineering, low-dimensional materials, and MBE growth techniques ⚙️. Her pioneering monolayer-distributed epitaxy strategy has resolved key challenges in III–V alloy semiconductor growth 🧪. Dr. Fang’s innovations, including mid-IR emitting “superalloy” structures 💡, push the limits of bandgap engineering and open new pathways for next-generation photonic devices 🌐. She is also a prolific inventor with multiple national patents 🏅.

Professional Profile:

Scopus

🏆 Suitability for Best Researcher Award – Dr. Xuan Fang

Dr. Xuan Fang exhibits all the hallmarks of a top-tier researcher in the field of advanced optoelectronic materials and semiconductor device engineering. Her proven research leadership, technological innovation, and impactful contributions to semiconductor materials, MBE growth techniques, and mid-infrared photonics make her an ideal candidate for this prestigious recognition.

📘 Education & Experience

  • 🎓 Ph.D. in Optoelectronics or Physics – Specializing in semiconductor materials and nanotechnology.

  • 🧪 Research Fellow, State Key Lab of High Power Semiconductor Lasers, Changchun University of Science and Technology (Current).

  • 💼 Principal Investigator in over 10 national and regional research projects, including NSFC, China Postdoc Foundation, and industry collaborations.

  • 🧠 Expert in MBE growth, energy band prediction, low-dimensional materials, and mid-IR photonic devices.

  • 📈 Published multiple high-impact papers in SCI-indexed journals (e.g., Rare Metals, Nano Research).

  • 🛠️ Holds six national patents on semiconductor device structures and epitaxy methods.

🚀 Professional Development 

Dr. Xuan Fang’s professional journey is marked by innovative thinking and technological excellence 🎯. As Principal Investigator on numerous competitive projects 🎓, she has developed and led groundbreaking work on III-V superlattices, mid-IR lasers, and photodetectors 💡. She bridges fundamental science and real-world applications, contributing novel concepts like monolayer-distributed epitaxy and high-responsivity avalanche photodiodes 🔍. Through collaborative research and consistent experimentation, she fosters cutting-edge semiconductor advancements 🧪. Her dedication to research excellence, coupled with intellectual property creation 📑, reflects a career built on curiosity, precision, and scientific impact 🌍.

🔬 Research Focus Category

Dr. Fang’s research lies at the intersection of advanced semiconductor materials and device engineering ⚙️. Her focus spans low-dimensional systems, type-II superlattices, quantum heterostructures, and mid-infrared optoelectronics 🔦. She specializes in molecular beam epitaxy (MBE) to develop multicomponent alloy structures with high luminescence and carrier lifetimes 🌈. With deep expertise in energy band structure prediction and device integration, Dr. Fang addresses critical challenges in laser efficiency, detection precision, and material compatibility 🔍. Her work propels forward-thinking technologies in infrared imaging, sensing, and next-gen photonic integration 🚀.

🏆 Awards & Honors

  • 🧠 Principal Investigator for major NSFC and China Postdoc Foundation projects.

  • 🥇 Multiple national patents granted on novel epitaxy methods and optoelectronic devices.

  • 🧪 Recognized for pioneering mid-IR superalloy device structures.

  • 📊 Consistently publishes in high-impact journals indexed in SCI and Scopus.

  • 🏅 Leading innovator in semiconductor structural engineering and optoelectronic integration.

Publication Top Notes

1. Cu-Plasma-Induced Interfacial Engineering for Nanosecond Scale WS₂/CuO Heterojunction Photodetectors

Authors: Tianze Kan, Kaixi Shi, Fujun Liu, Jinhua Li, Xuan Fang
Journal: Advanced Optical Materials, 2025
Summary: This study presents a novel Cu-plasma treatment to engineer the WS₂/CuO interface, significantly boosting carrier dynamics and photoresponse speed. Achieving nanosecond-level response, the device offers enhanced performance for ultrafast photodetection in optoelectronic systems.
Citations: 1

2. Nanoengineering Construction of g-C₃N₄/Bi₂WO₆ S-Scheme Heterojunctions for Enhanced CO₂ Reduction and Pollutant Degradation

Authors: Bingke Zhang, Yaxin Liu, Dongbo Wang, Liancheng Zhao, Jinzhong Wang
Journal: Separation and Purification Technology, 2025
Summary: This paper demonstrates a g-C₃N₄/Bi₂WO₆ S-scheme heterojunction that significantly improves photocatalytic CO₂ reduction and pollutant degradation. The synergistic interface enhances charge separation and transfer, yielding superior photocatalytic efficiency.
Citations: 17
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3. Plasma-Enhanced Interfacial Electric Field for High-Performance MoS₂/p-Si Photovoltaic Photodetectors

Authors: Wanyu Wang, Kaixi Shi, Jinhua Li, Xueying Chu, Xuan Fang
Journal: ACS Applied Nano Materials, 2024
Summary: The authors explore plasma treatment to create a strong interfacial electric field in MoS₂/p-Si heterostructures, enabling enhanced light absorption and charge carrier dynamics for high-performance photovoltaic photodetection.
Citations: 1

4. High-Performance Self-Driven Broadband Photoelectrochemical Photodetector Based on rGO/Bi₂Te₃ Heterojunction

Authors: Chenchen Zhao, Yangyang Liu, Dongbo Wang, Liancheng Zhao, Jinzhong Wang
Journal: Nano Materials Science, 2024 | Open Access
Summary: A reduced graphene oxide (rGO)/Bi₂Te₃ heterojunction-based self-powered photodetector is introduced, featuring broadband detection and fast photoresponse, promising for next-gen PEC optoelectronics.
Citations: 3

5. Al@Al₂O₃ Core-Shell Plasmonic Design for Solving High Responsivity–Low Dark Current Tradeoff in MoS₂ Photodetectors

Authors: Ziquan Shen, Wanyu Wang, Zhe Xu, Xuan Fang, Mingze Xu
Journal: Applied Physics Letters, 2024
Summary: By integrating Al@Al₂O₃ core-shell nanostructures, this study mitigates the tradeoff between responsivity and dark current in MoS₂ photodetectors, enhancing device performance through plasmonic effects.
Citations: 2

6. Design of a Self-Powered 2D Te/PtSe₂ Heterojunction for Room-Temperature NIR Detection

Authors: Fengtian Xia, Dongbo Wang, Wen He, Lihua Liu, Liancheng Zhao
Journal: Journal of Materials Chemistry C, 2024
Summary: This paper introduces a novel 2D Te/PtSe₂ heterojunction photodetector capable of room-temperature NIR sensing. The self-powered device exhibits low power consumption, high sensitivity, and stability.
Citations: 1

🧾 Conclusion

Dr. Xuan Fang is not only a prolific and innovative researcher but also a strategic thinker with a rare blend of academic excellence, technical innovation, and practical relevance. Her pioneering work in mid-IR optoelectronics, mastery of semiconductor growth technologies, and tangible contributions through patents and publications establish her as a top contender for the Best Researcher Award.