Dr. John Mantilla | Nanomaterials | Best Research Article Award

Dr. John Mantilla, Universidade de Uberlandia, Brazil

Dr. John Mantilla is a prominent researcher in the field of nanomaterials, recognized for his innovative contributions and impactful studies. His work focuses on the synthesis, characterization, and applications of nanomaterials, addressing key challenges in various industries. John has published extensively, earning the Best Research Article Award for his groundbreaking research that advances the understanding of nanomaterials and their potential uses. With a commitment to fostering scientific excellence, he continues to inspire both peers and students through his dedication to research and education in nanotechnology.

Publication Profile

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Areas of Focus

Dr. John Mantilla‘s areas of expertise encompass a range of disciplines within the Exact and Earth Sciences. His work primarily focuses on Physics, specifically in the subfield of Condensed Matter Physics, where he specializes in Magnetic Materials and Magnetic Properties. Additionally, he explores Magnetic Resonance and Relaxation in Condensed Matter, including Mössbauer Effects and Angular Correlation. His research also extends to Nanosstructured Systems, contributing to advancements in these critical areas of study.

📚 Education

Dr. John Mantilla has a strong academic foundation in the fields of Physics and Chemistry. He earned his PhD in Physics from the University of São Paulo (USP), Brazil, from 1999 to 2004, with a thesis focusing on the structural and magnetic properties of the system Zn(1-x)Mn(x)In(2)Se(4), supervised by Valdir Bindilatti. His research was supported by a scholarship from the National Council for Scientific and Technological Development (CNPq), Brazil, emphasizing magnetism, structure, and exchange interactions, and contributing to the development of new materials. Prior to his doctoral studies, he completed a Master’s in Chemistry at Universidad de los Andes (ULA), Venezuela, from 1996 to 1999, where he investigated the magnetic properties of CoIn(2-2x)Cr(2x)S(4) under the guidance of Vicente Sagredo. His academic journey began with a Bachelor’s in Physics at ULA, from 1988 to 1995, where he studied the magnetic properties of Ni In(2-2x)Cr(2x)S(4), also advised by Vicente Sagredo.

💼 Experience

Dr. John Mantilla has a diverse professional background in academia, currently serving as a Public Servant and Professor at the Federal University of Uberlândia (UFU), Brazil, since 2024, where he is a Research Professor in the Ferroelectrics and Multifunctional Materials Group (GFMM), dedicating 40 hours per week. He previously held the role of Tenured Professor from 2019 to 2021 and was a Visiting Research Professor from 2013 to 2016 at UFU, as well as at the Federal University of Mato Grosso do Sul (UFMS) and the University of Brasília (UnB), where he taught General Physics I and Physics Laboratory I and II and was responsible for the SQUID Magnetometer. During 2017-2018, he worked part-time (6 hours per week) teaching General Physics Laboratory I and II. From 2006 to 2013, he was a Research Professor and Coordinator of the Molecular Physics Center Laboratory, teaching courses including Quantum Mechanics, Electromagnetism, and Quantum Physics I and II, and serving as the Coordinator of the Graduate Program in Physics and Medical Physics from 2009 to 2013. Earlier in his career, from 1995 to 1997, he was a Visiting Contracted Professor at the Federal University of Rio Grande do Norte (UFRN), the Central University of Venezuela (U.Central), and the University of the Andes (ULA), teaching courses in Mechanics, Physics I, and Physics II, as well as supervising Physics Laboratories I and II.

Publication Top Notes

Structural, morphological, and magnetic characterizations of (Fe₀.₂₅Mn₀.₇₅)₂O₃ nanocrystals: A comprehensive stoichiometric determination
Materials Chemistry and Physics, 2024-12. DOI: 10.1016/j.matchemphys.2024.129943.

A sensitive and selective platinum-based electrochemical sensor for detection of neurotransmitters: Design and proof of concept
Microchemical Journal, 2023-06-30. DOI: 10.1016/j.microc.2023.109017.

Core-shell Au/Fe₃O₄ nanocomposite synthesized by thermal decomposition method: Structural, optical, and magnetic properties
Applied Surface Science, 2021. DOI: 10.1016/j.apsusc.2021.150290.

Structural, optical and magnetic properties of CoAlₓFe₂₋ₓO₄ nanoparticles prepared by combustion reaction method
Journal of Alloys and Compounds, 2021. DOI: 10.1016/j.jallcom.2021.161398.

Field-driven spin reorientation in SmMnO₃ polycrystalline powders
Journal of Alloys and Compounds, 2020-12-10. DOI: 10.1016/j.jallcom.2020.156327.

Magnetic properties of the double perovskites Sm₂Mn₁₊ₓCo₁₋ₓO₆ (x = 0, 0.05, 0.12 and 0.26)
Journal of Physics: Condensed Matter, 2019-12-09. DOI: 10.1088/1361-648x/ab5988.

Evidence of surface spin-glass behavior in NiFe₂O₄ nanoparticles determined using magnetic resonance technique
Journal of Magnetism and Magnetic Materials, 2019-04. DOI: 10.1016/j.jmmm.2019.01.001.

Effects of silica coating on the magnetic properties of magnetite nanoparticles
Surface Innovations, 2019-03. DOI: 10.1016/j.surfin.2018.11.005.

Evidence of particle-particle interaction quenching in nanocomposite based on oleic acid-coated Fe₃O₄ nanoparticles after over-coating with essential oil extracted from Croton cajucara Benth
Journal of Magnetism and Magnetic Materials, 2018-11. DOI: 10.1016/j.jmmm.2018.07.036.

Washing effect on the structural and magnetic properties of NiFe₂O₄ nanoparticles synthesized by chemical sol-gel method
Materials Chemistry and Physics, 2018-07. DOI: 10.1016/j.matchemphys.2018.04.022.

Prof Dr. Mohammad Jellur Rahman | Materials Science | Best Researcher Award

Professor, Department of Physics, Bangladesh University of Engineering and Technology, Bangladesh

Dr. Mohammad Jellur Rahman is a distinguished Professor in the Department of Physics at Bangladesh University of Engineering and Technology (BUET) in Dhaka. With expertise in his field, he contributes significantly to the academic and research landscape. His dedication to teaching and mentoring students has earned him admiration and respect within the university community. As a leading figure in physics education, Dr. Rahman’s work inspires 🌟 and motivates budding scientists. His presence enriches BUET’s academic environment, fostering a culture of excellence and innovation.

Profile

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Education

Dr. Mohammad Jellur Rahman’s academic journey showcases an impressive array of achievements. He obtained his Ph.D. in Optoelectronics and Nanostructure Science from Shizuoka University, Japan, delving into carbon nanotubes’ production and applications. Earlier, he earned an M.Phil. from Bangladesh University of Engineering and Technology, focusing on plasma polymerized thin films. His dedication to research is evident through numerous fellowships, including MEXT and ICT, and accolades such as STRC Fellowship. Rahman’s educational foundation includes an M.S. from the University of Dhaka and a B.Sc. with honors, reflecting his commitment to excellence since his schooling days. 🎓

Professional Career

Dr. Mohammad Jellur Rahman’s professional journey illustrates his commitment to academia and research. Currently serving as a Professor at the Department of Physics, Bangladesh University of Engineering and Technology (BUET), he imparts knowledge to both undergraduate and postgraduate students while actively contributing to curriculum enhancement. Previously, as an Associate Professor and Assistant Professor at BUET, Rahman mentored graduate students and facilitated research endeavors. His tenure as a Lecturer saw him diligently educating undergraduates while pursuing his Master of Philosophy (MPhil). Prior to academia, Rahman held a role at Bangladesh Bank, honing skills in central banking and monetary policy. 🎓

Research Experience

During his academic pursuits, Dr. Mohammad Jellur Rahman engaged in impactful research ventures across prestigious institutions. At Shizuoka University, Japan, as a Graduate Researcher, he delved into the intricate realms of carbon nanotubes’ production and applications. His tenure at the Department of Physics, BUET, Dhaka, Bangladesh, witnessed intensive exploration of plasma polymerized thin films’ optical, structural, and electrical properties. Additionally, as a Research Fellow at the Semiconductor Technology Research Centre, University of Dhaka, Rahman contributed to the synthesis and analysis of pure and cerium-doped barium titanate. These endeavors reflect Rahman’s dedication to advancing scientific knowledge and innovation. 🔬

Field of Interest

Dr. Mohammad Jellur Rahman’s research interests span a diverse array of materials science disciplines, with a particular focus on carbon nanotubes and nanomaterials. His expertise extends to plasma modification of carbon nanomaterials, elucidating their unique properties. Additionally, Rahman explores the optical, structural, and electrical characteristics of plasma polymerized thin films, alongside investigating ceramics materials‘ structural and electrical properties. Furthermore, his work encompasses comprehensive studies of soft condensed matters, including crystallization, phase transition, and surface morphology, enhancing our understanding of their mechanical, thermal, and electrical properties. Rahman’s multifaceted research contributes significantly to advancing materials science.

Punlications Top Notes

“Schottky conduction mechanism in plasma polymerized N-benzylaniline thin films” (2024)

“Direct current conduction mechanism in the methyl acrylate–vinyl acetate composite thin films” (2023)

“Structural and optical behaviours of methyl acrylate-vinyl acetate composite thin films synthesized under dynamic low-pressure plasma” (2023)

“Carbon Nanotube Reinforced Natural Rubber Nanocomposite as a Stretchable Electronic Material” (2023)

“Thickness dependence of structural and optical behavior of plasma polymerized 3,4-ethylenedioxythiophene thin films” (2022)

“Thickness dependent thermal and optical properties of plasma polymerized N-benzylaniline thin films” (2021)

“Structural and thickness-dependent optical parameters of plasma polymerized 2-vinylpyridine thin films” (2022)

“Effect of M (Ni, Cu, Zn) doping on the structural, electronic, optical, and thermal properties of CdI2: DFT based theoretical studies” (2021)

“Thickness dependent structural and surface properties of plasma polymerized N-benzylaniline thin films” (2021)

“Carbon nanotube-incorporated cellulose nanocomposite sheet for flexible technology” (2020)

John Mantilla | Nanomaterials | Best Research Article Award