Shreyam Chatterjee | Sustainable Energy Research | Best Researcher Award

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Dr. Shreyam Chatterjee | Sustainable Energy Research | Best Researcher Award

Assistant Professor at OSAKA UNIVERSITY / SANKEN, Japan
Summary:

Dr. Shreyam Chatterjee is a Specially Appointed Assistant Professor in the Department of Soft Nanomaterials at ISIR, Osaka University. He received his Ph.D. in Chemistry from the Indian Association for the Cultivation of Science (IACS), Kolkata, under the guidance of Prof. Arun Kumar Nandi. Dr. Chatterjee’s research interests include the development of novel π-conjugated systems for organic semiconductors used in organic electronics, such as organic solar cells (OSCs) and organic field-effect transistors (OFETs). His contributions to the field of organic photovoltaics have resulted in multiple patents and international recognition. He has secured research funding from prestigious institutions like the University College London (UCL) and Osaka University, highlighting his leadership in developing greener organic photovoltaics. Dr. Chatterjee has also been featured in several prominent publications, including the Journal of Materials Chemistry A and Nikkan Kogyo Shimbun.

Professional Profile:

👩‍🎓Education:

  • Ph.D. in Chemistry (2008-2013): Indian Association for the Cultivation of Science (IACS), Jadavpur, Kolkata, India. Supervised by Prof. Arun Kumar Nandi.
  • B.Ed. (Bachelor of Education) (2007-2008): The University of Burdwan, First Class.
  • M.Sc. in Chemistry (2005-2007): The University of Burdwan, First Class.
  • B.Sc. in Chemistry (2002-2005): Burdwan Raj College, First Class.
    Awarded Memorial Prize for highest marks in practicals.

🏢 Professional Experience:

  • Specially Appointed Assistant Professor, Department of Soft Nanomaterials, ISIR, Osaka University (2021–Present).
    • Research collaboration with Prof. Yutaka Ie, focusing on organic semiconductors for applications in organic electronics.
  • Specially Appointed Assistant Professor, ISIR, Osaka University (2020–2021).
    • Selected from Osaka University for continuation in research related to organic photovoltaics.
  • Specially Appointed Researcher, ISIR, Osaka University (2018–2020).
    • Worked under Prof. Yoshito Tobe on developing π-conjugated systems.
  • Specially Appointed Assistant Professor, ISIR, Osaka University (2017–2018).
    • Research on organic semiconductors with Prof. Yoshio Aso.
  • Specially Appointed Researcher, ISIR, Osaka University (2013–2017).
    • Continued research on developing novel organic acceptor materials with Prof. Yoshio Aso.

Research Interests:

Dr. Shreyam Chatterjee’s research focuses on the development of novel π-conjugated systems for use in organic semiconductors in organic electronics, particularly in organic solar cells (OSCs) and organic field-effect transistors (OFETs). His work emphasizes the creation of large-area processable, lightweight, and flexible organic electronic devices. A key aspect of his research involves developing organic acceptor materials compatible with cost-effective, bulk-available donor polymer poly(3-hexyl thiophene) (P3HT). His innovations have led to power conversion efficiencies of around 6.00% and the production of a 1.00-meter OPV-solar module via a roll-to-roll process for practical applications. His research results have been published in highly reputed international journals, and he has produced multiple patents related to organic semiconductors and solar cells.

Selected Achievements and Honors:

  • 2022: Awarded the University College London (UCL)-Osaka University (OU) Strategic Partner Research Fund for “Developing and understanding new materials for even greener organic photovoltaics” (£10,000).
  • 2021: Awarded the UCL-OU Strategic Partner Research Fund for “Development of Novel Materials for Green Organic Photovoltaics” (£10,000).
  • 2021: Featured as an Emerging Investigator in the Journal of Materials Chemistry A.
  • 2021: Guest Editor for the Frontiers in Materials special issue on Innovators in Energy Materials.
  • 2008: Qualified for the National Eligibility Test (NET) (CSIR) and Graduate Aptitude Test in Engineering (GATE).

Author Metrics:

  • Research Articles: Published in high-impact journals such as Nature Communications, Journal of Materials Chemistry A, and others.
  • Citations: His work has been widely cited by the scientific community, reflecting the impact of his contributions to organic electronics and photovoltaics.
  • Patents: Dr. Chatterjee has filed multiple patents for novel organic semiconductor materials and processes

Top Noted Publication:

“Changing the morphology of polyaniline from a nanotube to a flat rectangular nanopipe by polymerizing in the presence of amino-functionalized reduced graphene oxide and its…”

  • Authors: S. Chatterjee, R.K. Layek, A.K. Nandi
  • Published in: Carbon, Vol. 52, Pages 509-519, 2013
  • Citations: 81
  • Summary: This study focuses on the morphological transformation of polyaniline (PANI) from nanotubes to flat rectangular nanopipes by polymerizing in the presence of amino-functionalized reduced graphene oxide. The work highlights the impact of graphene oxide on the morphological and conductive properties of polyaniline, which could have implications for its use in advanced materials and electronics.

“Nonfullerene acceptors for P3HT-based organic solar cells”

  • Authors: S. Chatterjee, S. Jinnai, Y. Ie
  • Published in: Journal of Materials Chemistry A, Vol. 9, Issue 35, Pages 18857-18886, 2021
  • Citations: 63
  • Summary: This paper reviews the use of nonfullerene acceptors (NFAs) in P3HT-based organic solar cells, providing an overview of the structural design, synthesis, and performance of these acceptors. It emphasizes the potential of NFAs to improve the efficiency of polymer-based solar cells, which are pivotal for the development of cost-effective and large-area photovoltaic devices.

“Naphtho[1,2‐c:5,6‐c′]bis[1,2,5]thiadiazole‐Containing π‐Conjugated Compound: Nonfullerene Electron Acceptor for Organic Photovoltaics”

  • Authors: S. Chatterjee, Y. Ie, M. Karakawa, Y. Aso
  • Published in: Advanced Functional Materials, Vol. 26, Issue 8, Pages 1161-1168, 2016
  • Citations: 57
  • Summary: This research introduces a novel naphtho[1,2‐c:5,6‐c′]bis[1,2,5]thiadiazole‐based nonfullerene electron acceptor for organic photovoltaics (OPVs). The study investigates the material’s electronic properties and its potential for improving the efficiency and stability of OPVs, highlighting its applicability for next-generation solar energy solutions.

“Nanochannel morphology of polypyrrole–ZnO nanocomposites towards dye sensitized solar cell application”

  • Authors: S. Chatterjee, A. Shit, A.K. Nandi
  • Published in: Journal of Materials Chemistry A, Vol. 1, Issue 39, Pages 12302-12309, 2013
  • Citations: 43
  • Summary: This study explores the creation of polypyrrole–ZnO nanocomposites with nanochannel morphology, which are applied in dye-sensitized solar cells (DSSCs). The work examines how the unique morphology of these nanocomposites improves their photovoltaic performance and offers insights into the design of efficient DSSCs.

“Dye-sensitized solar cell from polyaniline–ZnS nanotubes and its characterization through impedance spectroscopy”

  • Authors: A. Shit, S. Chatterjee, A.K. Nandi
  • Published in: Physical Chemistry Chemical Physics, Vol. 16, Issue 37, Pages 20079-20088, 2014
  • Citations: 39
  • Summary: This paper details the fabrication of dye-sensitized solar cells using polyaniline–ZnS nanotubes and investigates their performance through impedance spectroscopy. The research discusses the charge transport and recombination mechanisms within the solar cells, shedding light on improving efficiency in solar energy applications.

Conclusion:

Dr. Shreyam Chatterjee is a highly suitable candidate for the Best Researcher Award, given his exceptional contributions to sustainable energy research through innovative organic electronics. His impactful research, demonstrated through numerous high-impact publications, patents, and international collaborations, positions him as a leader in the field. By further expanding the interdisciplinary reach of his work and increasing his mentorship activities, Dr. Chatterjee can continue to elevate his profile as a pioneering researcher in sustainable energy solutions.

 

Daniel Mutia Mwendwa | Energy Systems | Best Researcher Award

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Mr. Daniel Mutia Mwendwa | Energy Systems | Best Researcher Award

Daniel Mutia Mwendwa at University of Oxford, United Kingdom

Summary:

Daniel Mutia Mwendwa is a Rhodes Scholar currently pursuing a DPhil in Engineering Science at the University of Oxford, where his research focuses on geospatial analysis of solar-powered irrigation systems in Sub-Saharan Africa. He holds an MSc in Energy Systems (Distinction) from Oxford and a BEng (First Class Honours) in Electronics and Electrical Engineering from the University of Edinburgh. Co-founder of BuniTek, he is dedicated to introducing technology to African youth. Daniel also works as a Research Assistant in the Climate Compatible Growth Programme, contributing to energy planning in Kenya and global green hydrogen initiatives.

Professional Profile:

👩‍🎓Education:

University of Oxford, UK (2023 – Present)
DPhil in Engineering Science (Rhodes Scholar)

  • Thesis Topic: Geospatial analysis of solar-powered irrigation in Sub-Saharan Africa, focusing on the water, energy, and food nexus.

University of Oxford, UK (2021 – 2022)
MSc in Energy Systems (Distinction, Rhodes Scholar)

  • Thesis: Developed a geospatial methodology for sizing and costing solar-powered irrigation systems for different crops.

University of Edinburgh, UK (2017 – 2021)
BEng (Hons) in Electronics and Electrical Engineering (First Class Honours, MasterCard Foundation Scholar)

  • Thesis: Developed an optimized hybrid energy storage system (HESS) combining battery storage, hydrogen fuel cells, and supercapacitors using MATLAB Simulink.

🏢 Professional Experience:

Rhodes Trust, Oxford, UK (Mar 2024 – Present)
Rhodes Scholarship Ambassador for East Africa

  • Engages with universities across East Africa to introduce students to the Rhodes Scholarship and supports their application process.

University of Oxford, Oxford, UK (Mar 2022 – Present)
Research Assistant, Climate Compatible Growth Programme

  • Developed least-cost electrification pathways for Kenyan counties using the Open-Source Spatial Electrification Tool (OnSSET). Conducted capacity-building workshops on energy planning models like OSeMOSYS and IRENA’s Flextool. Also involved in geospatial modeling of green hydrogen production potential globally.

Loughborough University, Nairobi, Kenya (Nov 2022 – Present)
Research Consultant

  • Designed off-grid electrification solutions for poultry farming and health facilities. Authored academic papers on energy planning and developed funding proposals.

BuniTek, Nairobi, Kenya (Jun 2020 – Present)
Co-Founder

  • Co-founded BuniTek, an initiative that introduces technology concepts to African high school students in an engaging and hands-on manner. Led a team of 15 volunteers to develop 14 new courses.

Research Interests:

Daniel Mutia Mwendwa’s research interests lie in renewable energy systems, particularly in optimizing solar-powered irrigation and hybrid energy storage solutions. He is passionate about integrating geospatial modeling and energy planning to address sustainability challenges in Sub-Saharan Africa. His work also focuses on green hydrogen production, off-grid electrification, and the energy-water-food nexus.

Author Metrics:

Mwendwa has co-authored several research papers and reports, including:

  1. “Spatial Data Starter Kit for OnSSET Energy Planning in Kitui County, Kenya” – Published in Data in Brief (2022).
  2. “Mapping the Energy Planning Ecosystem in Kenya” – Published on GOV.UK (2023).
  3. “County Energy Planning Data Flows in Kenya: Practitioner Perspectives” – Published on GOV.UK (2023).

Top Noted Publication:

GIS-Based Method for Assessing the Viability of Solar-Powered Irrigation

  • Journal: Applied Energy
  • Publication Date: January 2025
  • DOI: 10.1016/j.apenergy.2024.124461
  • Contributors: Daniel Mutia Mwendwa, Alycia Leonard, Stephanie Hirmer
  • Summary: This paper presents a Geographic Information System (GIS)-based methodology for evaluating the feasibility of solar-powered irrigation systems. The method integrates spatial data with factors such as water availability, crop water demand, and solar energy potential to determine where solar-powered irrigation systems can be most effectively deployed in Sub-Saharan Africa.

Spatial Data Starter Kit for OnSSET Energy Planning in Kitui County, Kenya

  • Journal: Data in Brief
  • Publication Date: December 2022
  • DOI: 10.1016/j.dib.2022.108691
  • Contributors: Daniel Mutia Mwendwa, Jeffrey Tchouambe, Emily Hu, Micaela Flores Lanza, Andrea Babic Brener, Gyubin Hwang, Layla Khanfar, Alycia Leonard, Stephanie Hirmer, Malcolm McCulloch
  • Summary: This article provides a comprehensive spatial data kit designed for energy planning in Kitui County, Kenya. It is part of the Open-Source Spatial Electrification Tool (OnSSET) framework, which assists planners in developing least-cost electrification pathways. The dataset includes geographic and energy-related data to facilitate more efficient and accurate energy planning.

Zhengjun Yan | Carbon Cycle | Best Researcher Award

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Dr. Zhengjun Yan | Carbon Cycle | Best Researcher Award

Doctorate at China Agriculture University, China

Summary:

Zhengjun Yan is a Ph.D. candidate at China Agricultural University, where he is exploring the impact of legume-based cropping systems on soil organic carbon stability. With a strong background in data analysis and field practice, Zhengjun is committed to advancing sustainable agricultural practices and enhancing soil health through his research.

Professional Profile:

👩‍🎓Education:

2015-2019: Henan Agricultural University, Bachelor’s degree in Tobacco

2019-Present: China Agricultural University, pursuing a Ph.D. in Crop Cultivation and Farming System

🏢 Professional Experience:

Zhengjun Yan is a dedicated researcher specializing in soil health, carbon storage, and sustainable agricultural practices. With over four years of proficient field practice, he has developed strong skills in data analysis using tools like SPSS and DPS, as well as in picture production and modification with software such as Origin, Sigmaplot, R, Photoshop, and Illustrator.

Research Interests:

Zhengjun’s research focuses on soil organic carbon stability under legume-based cropping systems in the North China Plain. He aims to advance the understanding of the characteristics, key processes, and regulatory mechanisms of the soil carbon cycle. His work seeks to provide theoretical support for soil carbon sequestration in agroecosystems, emphasizing the benefits of diversified cropping systems on soil health and carbon stocks.

Honors and Awards:

  • 2020: First Class Scholarship for Master’s Studies
  • 2021: Second Class Scholarship for Doctoral Studies
  • 2022: First Class Scholarship for Doctoral Studies
  • CET-6: Certificate of English Proficiency

Top Noted Publication:

Soybean inclusion reduces soil organic matter mineralization despite increasing its temperature sensitivity

  • Authors: Yan, Z., Jia, R., Zhou, J., Zeng, Z., Zang, H.
  • Journal: Science of the Total Environment, 2024, 922, 171334

Legume-based crop diversification reinforces soil health and carbon storage driven by microbial biomass and aggregates

  • Authors: Yan, Z., Zhou, J., Liu, C., Zang, H., Zeng, Z.
  • Journal: Soil and Tillage Research, 2023, 234, 105848
  • Citations: 10

Legume-based rotation enhances subsequent wheat yield and maintains soil carbon storage

  • Authors: Liu, C., Feng, X., Xu, Y., Zeng, Z., Zang, H.
  • Journal: Agronomy for Sustainable Development, 2023, 43(5), 64
  • Citations: 9

Diversified cropping systems benefit soil carbon and nitrogen stocks by increasing aggregate stability: Results of three fractionation methods

  • Authors: Yan, Z., Zhou, J., Yang, L., Zang, H., Kuzyakov, Y.
  • Journal: Science of the Total Environment, 2022, 824, 153878
  • Citations: 40

Do cropping system and fertilization rate change water-stable aggregates associated carbon and nitrogen storage?

  • Authors: Yan, Z., Zhou, J., Nie, J., Peixoto, L., Zang, H.
  • Journal: Environmental Science and Pollution Research, 2021, 28(46), pp. 65862–65871
  • Citations: 17

Amr hessein | Energy Materials | Best Researcher Award

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Dr. Amr hessein, Energy Materials, Best Researcher Award

Doctorate at  Benha University, Egypt

Summary:

Amr Hessein Hassan Ali is an accomplished professional in the field of materials science and engineering. He holds a Ph.D. in Materials Science and Engineering, awarded in 2016 by the Egypt-Japan University of Science and Technology and Kyoto University, Japan. His doctoral research focused on developing high-performance graphene-based electrodes for optoelectronic and electrochemical applications, supervised by Prof. Ahmed Abd El-Moneim, Prof. Ahmed Fath-Elbab, and Prof. Kazunari Matsuda.

Dr. Hessein’s academic journey includes an M.Sc. in Engineering Physics from Benha University, Egypt, completed in 2013, where he explored the optical characterization of semiconductor nanoparticles for photovoltaic performance. He also holds a B.Sc. in Electrical Power and Electrical Machines, earned in 2006 from Benha University.

With a career spanning academia and research, Dr. Amr Hessein Hassan Ali has held various positions. He is currently serving as an Associate Professor in the Engineering Mathematics and Physics Department at the Faculty of Engineering at Shoubra, Benha University, Egypt, a role he has held since 2022. Prior to this, he was an Assistant Professor in the same department from 2016 to 2022. He also served as a Demonstrator for engineering physics from 2007 to 2013.

Professional Profile:

Education & Qualification:

Ph.D. in Materials Science and Engineering, 2016

  • Materials Science and Engineering Department, Egypt-Japan University of Science and Technology, Egypt.

M.Sc. in Engineering Physics, 2013

  • Engineering Mathematics and Physics Department, Faculty of Engineering at Shoubra, Benha University, Egypt.

B.Sc. in Electrical Power and Electrical Machines, 2006

  • Electrical Engineering Department, Faculty of Engineering at Shoubra, Benha University, Egypt.

Employment:

Amr Hessein Hassan Ali has had a diverse and extensive career in academia and research. Here is a summary of his employment history:

  • 2022-present: Associate Professor, Engineering Mathematics and Physics Department, Faculty of Engineering at Shoubra, Benha University, Egypt.
  • 2021–2022: Adjunct Professor, Materials Science and Engineering, Egypt-Japan University of Science and Technology (E-JUST).
  • 2016–2022: Assistant Professor, Engineering Mathematics and Physics Department, Faculty of Engineering at Shoubra, Benha University, Egypt.
  • 2013–2016: Ph.D. student, Materials Science and Engineering Department, Egypt-Japan University of Science and Technology, Egypt, & Institute of Advanced Energy, Kyoto University, Japan.
  • 2007–2013: Demonstrator for Engineering Physics, Engineering Mathematics and Physics Department, Faculty of Engineering at Shoubra, Benha University, Egypt.

This trajectory showcases his progression from a Demonstrator to an Assistant Professor and now an Associate Professor, highlighting his commitment to both teaching and research throughout his career.

Research Areas:

Amr Hessein Hassan Ali’s research primarily focuses on nanomaterials for energy conversion and storage. His expertise includes working on various aspects of energy-related materials and devices, such as Quantum Dot Sensitized Solar Cells, Thin-film Solar Cells, Perovskite Solar Cells, Graphene, and other carbon-related materials. Additionally, he is involved in the study and development of energy storage devices, particularly in the areas of Supercapacitors and Thermoelectric materials. His research contributions contribute to advancements in sustainable energy technologies and storage solutions.

Publication Top Noted:

Title: High-performance asymmetric supercapacitor based hierarchical NiCo2O4@ carbon nanofibers//Activated multichannel carbon nanofibers

  • Authors: AG El-Deen, MH El-Shafei, A Hessein, AH Hassanin, NM Shaalan, …
  • Journal: Nanotechnology
  • Volume: 31
  • Issue: 36
  • Pages: 365404
  • Year: 2020
  • Citations: 33

Title: Towards high performance flexible planar supercapacitors: In-situ laser scribing doping and reduction of graphene oxide films

  • Authors: A Hamed, A Hessein, A Abd El-Moneim
  • Journal: Applied Surface Science
  • Volume: 551
  • Pages: 149457
  • Year: 2021
  • Citations: 25

Title: One-step fabrication of copper sulfide nanoparticles decorated on graphene sheets as highly stable and efficient counter electrode for CdS-sensitized solar cells

  • Authors: Amr Hessein, Feijiu Wang, Hirokazu Masai, Kazunari Matsuda, Ahmed Abd El …
  • Journal: Japanese Journal of Applied Physics
  • Volume: 55
  • Issue: 11
  • Pages: 112301-1
  • Year: 2016
  • Citations: 21

Title: Improving the stability of CdS quantum dot sensitized solar cell using highly efficient and porous CuS counter electrode

  • Authors: AAEM Amr Hessein, Feijiu Wang, Hirokazu Masai, Kazunari Matsuda
  • Journal: Journal of Renewable and Sustainable Energy
  • Volume: 9
  • Issue: 2
  • Pages: 023504-1
  • Year: 2017
  • Citations: 17

Title: A low voltage, flexible, graphene-based electrothermal heater for wearable electronics and localized heating applications

  • Authors: SAN Tembei, A Hessein, AMRF El-Bab, AA El-Moneim
  • Journal: Materials Today: Proceedings
  • Volume: 33
  • Pages: 1840-1844
  • Year: 2020
  • Citations: 13

Title: Ultrasonic doping and photo-reduction of graphene oxide films for flexible and high-performance electrothermal heaters

  • Authors: SAN Tembei, AMRF El-Bab, A Hessein, A Abd El-Moneim
  • Journal: FlatChem
  • Volume: 24
  • Pages: 100199
  • Year: 2020
  • Citations: 11

Title: A comprehensive study on Cu2SnS3 prepared by sulfurization of Cu–Sn sputtered precursor for thin-film solar cell applications

  • Authors: MS Abdel-Latif, W Magdy, T Tosuke, A Kanai, A Hessein, NM Shaalan, …
  • Journal: Journal of Materials Science: Materials in Electronics
  • Volume: 31
  • Pages: 14577-14590
  • Year: 2020
  • Citations: 11

Title: Developing Cost Effective Graphene Conductive Coating and its Application as Counter Electrode for CdS Quantum Dot Sensitized Solar Cell

  • Authors: AAEM Amr Hessein
  • Conference: the World Congress on New Technologies (NewTech 2015)
  • Year: 2015
  • Citations: 10