Tesfaye Abebe Geleta | Chemistry Department | Best Researcher Award

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Dr. Tesfaye Abebe Geleta | Chemistry Department | Best Researcher Award

Postdoctoral Research Fellow at National Taiwan University, Taiwan

Dr. Tesfaye Abebe Geleta is a Postdoctoral Research Fellow at National Taiwan University, specializing in photocatalysis and environmental remediation. His research focuses on the photocatalytic activity of perovskite/graphitic carbon nitride heterojunctions for degrading pollutants. With a strong background in computational simulations and density functional theory (DFT), Dr. Geleta also has extensive experience in materials characterization using various analytical techniques, including XRD, TEM, and SEM. His previous roles include Senior Application Engineer at MacDermid Alpha Electronics Solutions and Research Assistant at Chung Yuan Christian University. Dr. Geleta holds a Ph.D. in Solar Energy Harvesting from National Taiwan University of Science and Technology, an M.Sc. in Quantum Optics from Addis Ababa University, and a B.Sc. in Physics from Wollega University. His expertise extends to nanomaterials synthesis, renewable energy technologies, and advanced membrane technologies.

Professional Profiles:

Education

Dr. Tesfaye Abebe Geleta earned his Ph.D. in Applied Science & Technology from the National Taiwan University of Science & Technology in Taipei, Taiwan, where he focused on ZnO-Based Dye-Sensitized Solar Cells, particularly the effects of additives. Prior to this, he completed his M.Sc. in Quantum Optics at Addis Ababa University in Ethiopia, which provided him with a strong foundation in quantum physics. His academic journey began with a B.Sc. in Physics from Wollega University, also in Ethiopia. His extensive education equips him with expertise in photovoltaic materials, quantum optics, and advanced computational techniques, supporting his research and professional work in energy harvesting, photocatalysis, and membrane technology.

Professional Experience

Dr. Tesfaye Abebe Geleta is currently a Postdoctoral Research Fellow at National Taiwan University, where he focuses on the photocatalytic activity of perovskite/graphitic carbon nitride heterojunctions for environmental remediation. Before this, he worked as a Senior Application Engineer at MacDermid Alpha Electronics Solutions, specializing in surface modification of printed circuit boards (PCBs) and final finishing technologies. His earlier roles include a Research Assistant at the R&D Center for Membrane Technology at Chung Yuan Christian University, where he explored antifouling membranes, and a Lecturer in Quantum Physics at Bule Hora University in Ethiopia. He also has experience as a Physics Teacher at Hinde Secondary and Preparatory School. His diverse professional background spans academia, industry, and research, reflecting a strong focus on energy solutions, material science, and environmental technologies.

Research Interest

Dr. Tesfaye Abebe Geleta’s research interests encompass a range of advanced material sciences and energy technologies. His current work at National Taiwan University focuses on photocatalysis, specifically using perovskite/graphitic carbon nitride heterojunctions for environmental remediation. He employs density functional theory (DFT) and computational simulations to enhance photocatalytic efficiency. Additionally, he has a strong background in photovoltaic technologies, including dye-sensitized and perovskite solar cells, and membrane technology. His previous research includes quantum optics and the development of antifouling membranes. Dr. Geleta’s work integrates theoretical and practical approaches to address challenges in renewable energy and environmental sustainability.

 Award and Honors

Dr. Tesfaye Abebe Geleta has received several notable awards and honors throughout his career. In January 2023, he was recognized as a member of the Technical Program Committee for the 2nd International Conference on Smart Grid and Green Energy (ICSGGE 2023) in China. In October 2022, he was awarded a Certificate of Completion for his participation in clean ocean protection activities by MacDermid Alpha Electronics Solutions. Additionally, he received a Social Service Certificate in June 2021 from National Taiwan University for his contribution to the i-Village Digital Learning Companion Project. His achievements reflect his commitment to both his research and community service.

Research Skills

Dr. Tesfaye Abebe Geleta possesses a diverse set of research skills, including expertise in photocatalysis, computational simulations, and renewable energy technologies. He is proficient in density functional theory (DFT) and computational tools such as Quantum Espresso, CASTEP, and WIEN2k for electronic structure calculations. His technical skills encompass the characterization of materials using XRD, TEM, SEM, FTIR, and UV-Vis spectroscopy. Dr. Geleta has hands-on experience with membrane technology, including VIPS and NIPS methods, and is skilled in the synthesis and analysis of nanomaterials. Additionally, he is adept in liquid and gas chromatography, corrosion analysis, and surface roughness evaluation. His research also includes advanced knowledge in solar cell technologies, such as dye-sensitized and perovskite solar cells.

Publications

  1. Nanocomposite Photoanodes Consisting of p-NiO/n-ZnO Heterojunction and Carbon Quantum Dot Additive for Dye-Sensitized Solar Cells
    • Authors: T.A. Geleta, T. Imae
    • Year: 2021
    • Citations: 44
    • Journal: ACS Applied Nano Materials, 4 (1), 236-249
  2. Recent Advances on the Fabrication of Antifouling Phase-Inversion Membranes by Physical Blending Modification Method
    • Authors: T.A. Geleta, I.V. Maggay, Y. Chang, A. Venault
    • Year: 2023
    • Citations: 35
    • Journal: Membranes, 13 (1), 58
  3. Influence of Additives on Zinc Oxide-Based Dye-Sensitized Solar Cells
    • Authors: T.A. Geleta, T. Imae
    • Year: 2020
    • Citations: 23
    • Journal: Bulletin of the Chemical Society of Japan, 93 (4), 611-620
  4. Effect of Carbon Dots on Supercapacitor Performance of Carbon Nanohorn/Conducting Polymer Composites
    • Authors: C.C. Chang, T.A. Geleta, T. Imae
    • Year: 2021
    • Citations: 18
    • Journal: Bulletin of the Chemical Society of Japan, 94 (2), 454-462
  5. Using the Dimethyl Sulfoxide Green Solvent for the Making of Antifouling PEGylated Membranes by the Vapor-Induced Phase Separation Process
    • Authors: A. Venault, H.N. Aini, T.A. Galeta, Y. Chang
    • Year: 2022
    • Citations: 8
    • Journal: Journal of Membrane Science Letters, 2 (2), 100025
  6. Engineering Sterilization-Resistant and Fouling-Resistant Porous Membranes by the Vapor-Induced Phase Separation Process Using a Sulfobetaine Methacrylamide Amphiphilic Derivative
    • Authors: A. Venault, R.J. Zhou, T.A. Galeta, Y. Chang
    • Year: 2022
    • Citations: 8
    • Journal: Journal of Membrane Science, 658, 120760
  7. First-Principle Analysis of Optical and Thermoelectric Properties in Alkaline-Based Perovskite Compounds AInCl3 (A = K, Rb)
    • Authors: D. Behera, T.A. Geleta, I. Allaoui, M. Khuili, S.K. Mukherjee, B. Akila, S. Al-Qaisi
    • Year: 2024
    • Citations: 7
    • Journal: The European Physical Journal Plus, 139 (2), 127
  8. Studies on Optoelectronic and Transport Properties of XSnBr3 (X = Rb/Cs): A DFT Insight
    • Authors: D. Behera, B. Akila, S.K. Mukherjee, T.A. Geleta, A. Shaker, M.M. Salah
    • Year: 2023
    • Citations: 7
    • Journal: Crystals, 13 (10), 1437
  9. Exploring the Mechanical, Vibrational Optoelectronic, and Thermoelectric Properties of Novel Half-Heusler FeTaX (X = P, As): A First-Principles Study
    • Authors: T.A. Geleta, D. Behera, R. Sharma, M. Mana Al-Anazy, V. Srivastava, et al.
    • Year: 2024
    • Citations: 3
    • Journal: RSC Advances, 14 (6), 4165-4178
  10. A Copolymer Derivative of Poly(4-vinylpyridine propylsulfobetaine) for the Design of Thermostable Bioinert Poly(vinylidene difluoride) Microporous Membranes by Vapor-Induced Phase Separation
    • Authors: A. Venault, T.A. Geleta, T.Y. Chiu, H.T. Lin, I.V. Maggay, Y. Chang
    • Year: 2023
    • Citations: 2
    • Journal: Separation and Purification Technology, 325, 124686

Armen Galstyan | Organic Chemistry | Best Researcher Award

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Dr. Armen Galstyan | Organic Chemistry | Best Researcher Award

Associate Professor at Yerevan state university, Armenia.

Dr. Armen Galstyan is a highly accomplished chemist with a wealth of experience in both academic and professional spheres. His academic journey includes obtaining a Ph.D. in Chemistry from Yerevan State University, where he later served in various capacities, including as Associate Professor and Deputy Dean. Dr. Galstyan’s research interests span fine organic synthesis, metal-organic complexes, and the chemistry of various organic compounds. Throughout his career, he has demonstrated a strong commitment to interdisciplinary research, project development, and writing scientific publications and research proposals. He has received numerous awards and honors for his contributions to the field, including prestigious prizes for his publications and presentations. Dr. Galstyan’s research skills encompass a wide range of techniques, from synthetic methods to analytical instrumentation, making him a valuable asset to the scientific community.

Professional Profiles:

Education

Dr. Armen Galstyan pursued his academic journey at Yerevan State University, Armenia, where he obtained his Ph.D. in Organic Chemistry in 2007. Prior to that, he completed his Master of Science in Chemistry in 2003 and his Bachelor of Science in Chemistry in 2001, both from the same university. His educational background laid a strong foundation for his subsequent contributions to the field of organic chemistry.

Professional Experience

Dr. Armen Galstyan has a diverse and extensive professional background in the field of chemistry, spanning research, academia, and leadership roles. Currently, he serves as the Head of the “Asymmetric Catalysis” Group at the Scientific Research Center of Chemistry, Yerevan State University, a position he has held since 2020. In addition, Dr. Galstyan holds the title of Associate Professor in the Department of Organic Chemistry at Yerevan State University, a role he has fulfilled since the same year. Prior to this, he served as the Deputy Dean of the Faculty of Chemistry at Yerevan State University starting in 2018. Notably, he also held the position of Senior Researcher at the Faculty of Chemistry from 2022 to 2023. Throughout his career, Dr. Galstyan has been actively involved in teaching and mentoring, supervising diploma works for Bachelor students and serving as a lecturer in various educational institutions. Moreover, he has made significant contributions to international chemistry competitions and olympiads, both as a member of the Chemistry Olympiad Commission in Armenia and as a mentor for delegations representing Armenia in international competitions.

Research Interest

Dr. Armen Galstyan’s research interests revolve around fine organic synthesis, focusing on biologically active compounds and metal-organic complexes. He is particularly interested in exploring the chemistry of oxirans, sulfur-containing organic compounds, and amino alcohols. Additionally, his research delves into understanding the mechanisms of organic reactions. Through his work, Dr. Galstyan aims to contribute to advancements in the synthesis of compounds with potential applications in pharmaceuticals, materials science, and catalysis.

Award and Honors

Dr. Armen Galstyan has been honored with numerous awards and distinctions throughout his career, underscoring his significant contributions to the field of chemistry. These accolades include the prestigious award for best citation for publications in international journals, bestowed upon him by “We demand increased funding for science” and the “Tashir charitable trust” in 2012. Additionally, he received the best paper award from “We demand increased funding for science, AG_GFA-G.Ts.1” in 2011. Notably, Dr. Galstyan was also recognized with the 3rd prize for his presentation at the “Investments of Young Scientists in Biotechnology” conference in 2010. His academic excellence was further acknowledged with the Early Careers Support Program (ECSP) award in 2009. Moreover, he achieved excellence in both his Master’s and Bachelor’s degree diploma defenses, highlighting his exceptional academic performance and dedication to his field. These honors reflect Dr. Galstyan’s commitment to research, innovation, and scholarly achievement in the realm of chemistry.

Research Skills

Dr. Armen Galstyan possesses a wide array of research skills that have been honed through his extensive experience in the field of chemistry. He is adept at various synthetic and separation techniques required for synthesizing desired molecules, including syntheses under controlled atmospheres using glovebox and Schlenk techniques. His expertise extends to matrix isolation techniques and Flash Vacuum Pyrolysis methods, along with vacuum techniques. Dr. Galstyan is highly proficient in utilizing analytical instruments such as Mass spectrometers, NMR, IR, and UV-Visible spectroscopy, enabling him to analyze and characterize chemical compounds with precision. Additionally, he has a strong command of computer software essential for chemical research, including Chemdraw, ISIS Draw, Origin, MestReNova, and ACD Labs. Dr. Galstyan’s proficiency in these research skills underscores his ability to conduct high-quality scientific investigations and contribute significantly to the advancement of knowledge in chemistry.

Publications

  1. Synthesis of carvone-derived 1, 2, 3-triazoles study of their antioxidant properties and interaction with bovine serum albumin
    • Authors: AS Galstyan, AI Martiryan, KR Grigoryan, AG Ghazaryan, MA Samvelyan
    • Journal: Molecules
    • Year: 2018
    • Citations: 24
  2. Syntheses on the basis of 4-(Oxiran-2-ylmethyl) morpholine
    • Authors: EG Mesropyan, AS Galstyan, AA Avetisyan
    • Journal: Russian journal of organic chemistry
    • Year: 2006
    • Citations: 16
  3. Synthesis of Novel Derivatives of 1, 2, 4‐Triazoles
    • Authors: AS Galstyan, TV Ghochikyan, VR Frangyan, RA Tamazyan, AG Ayvazyan
    • Journal: ChemistrySelect
    • Year: 2018
    • Citations: 9
  4. SYNTHESIS OF SOME -DERIVATIVES OF 1,2,4-TRIAZOLES
    • Authors: TV Chochikian, MA Samvelyan, AS Galstyan, SV Grigoryan
    • Journal: Proceedings of the YSU B: Chemical and Biological Sciences
    • Year: 2016
    • Citations: 9
  5. Synthesis, study of the biological activity of new 1, 2, 4‐Triazole derivatives and characteristics of the relationship of the structure and biological activity in a series of …
    • Authors: AS Galstyan, TV Ghochikyan, MA Samvelyan, VR Frangyan, M Sarfraz
    • Journal: ChemistrySelect
    • Year: 2019
    • Citations: 8
  6. Efficient synthesis of triazole-containing spiro dilactones
    • Authors: TV Ghochikyan, VM Muzalevskiy, MA Samvelyan, AS Galstyan
    • Journal: Mendeleev Communications
    • Year: 2016
    • Citations: 7
  7. Synthesis of Alkynylated Dihydrofuran‐2(3H)‐ones as Potent and Selective Inhibitors of Tissue Non‐Specific Alkaline Phosphatase
    • Authors: A Petrosyan, TV Ghochikyan, SA Ejaz, ZZ Mardiyan, SU Khan
    • Journal: ChemistrySelect
    • Year: 2017
    • Citations: 6
  8. New morpholine derivatives
    • Authors: EG Mesropyan, GB Ambartsumyan, AA Avetisyan, AS Galstyan
    • Journal: Chemistry of Heterocyclic Compounds
    • Year: 2005
    • Citations: 5
  9. Synthesis of novel 1, 2, 3-triazole-based hybrids via click reactions
    • Authors: SN Sirakanyan, TV Ghochikyan, D Spinelli, AS Galstyan, A Geronikaki
    • Journal: Arkivoc
    • Year: 2022
    • Citations: 4
  10. Synthesis of γ-hydroxy acid hydrazides of a new structure and study of their antioxidant properties
    • Authors: AI Martiryan, AS Galstyan, LG Tadevosyan, IA Petrosyan
    • Journal: Proceedings of the YSU B: Chemical and Biological Sciences
    • Year: 2020
    • Citations: 4