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Donat Josef AsView profile

Professor

• Optoelectronics
• Photonics
• Semiconductor Physics
• +3 more

Prof. Dr. Donat Josef As is a Professor in the Department of Physics at the University of Paderborn’s Faculty of Science, leading the Optoelectronic Semiconductors group focused on Group III-Nitrides (GaN, AlN, InN). He is a member of the Center for Optoelectronics and Photonics (CeOPP) and heads the research area Optoelectronic Materials and Devices. Research Focus: Fabrication and characterization of cubic III-nitride semiconductors via molecular beam epitaxy (MBE), enabling advanced optoelectronic devices (e.g., field-effect transistors, quantum dot emitters, THz detectors). Notable Achievements: Developed the first field-effect transistor using cubic AlGaN/GaN and demonstrated single-photon emissions from cubic quantum dots up to 200 K. His recent projects include TRR 142 (Tailored Nonlinear Photonics) and ultrafast acoustics for light emission modulation. He has received an ERC grant for his groundbreaking work. His research intersects semiconductor physics, nanotechnology, and quantum photonics. Key Publications: Investigated dielectric properties of cubic GaN, remote epitaxy of nitrides on graphene-covered substrates, and many-body optical effects in AlGaN alloys. Prof. As teaches courses including Materials Physics and Analysis , Lab Project , and Halbleiterepitaxie (semiconductor epitaxy). His lab explores device structures for extreme environments and high-frequency applications.

Jerome MARTINView profile

Assistant Professor

• Plasmonics
• Nanomaterials
• Nanofabrication
• +3 more

Jerome Martin is an Assistant Professor at the University of Technology of Troyes (UTT) and a member of the Light, Nanomaterials, and Nanotechnologies (L2n) laboratory, part of CNRS-UMR 7076. His research focuses on aluminum plasmonics, plasmon-assisted photoluminescence in ZnO, and nanospectroscopy/nanofabrication techniques. He has been affiliated with UTT since 2012, with prior postdoctoral work there from 2010–2012. Martin holds a PhD in Physics from Université de Lorraine (2009) and a Master's in Physics (Plasmas, Optoelectronics, Micro-Systems) from the same institution (2005). Research Interests : His work explores aluminum-based plasmonic systems for applications in nanophotonics, including optical antenna design, UV emission enhancement via surface lattice resonances, and nanofabrication methods for precise material structuring. He also investigates the interplay between material morphology (e.g., ZnO thin films) and optoelectronic properties. Key Contributions : Recent articles highlight advancements in scalable broadband optical antennas using Cayley tree geometries, zeptogram-scale chemical sensing via hybrid plasmonic-photonic sensors, and precise characterization of plasmonic resonances in aluminum nanostructures through electron microscopy and spectroscopy. Teaching : He instructs courses in optical technologies, quantum optics, semiconductor materials, and electricity/magnetism at both undergraduate and graduate levels. Labs & Facilities : Active in the L2n lab, which provides advanced resources for nanomaterial synthesis, spectroscopic analysis, and plasmonic device prototyping.

Ben AbellView profile

Senior Lecturer

• Plant Molecular Biology
• Protein Trafficking
• Cellular Biology
• +5 more

Dr. Ben Abell is a Senior Lecturer in Plant Biochemistry at Sheffield Hallam University, leading research in biomolecular sciences. He holds a BSc from the University of Cambridge and a PhD from the University of Calgary, followed by postdoctoral research at the University of Manchester. His research focuses on protein and RNA trafficking within cells, with projects addressing viroid RNA import into chloroplasts, membrane protein translational control, and tail-anchored protein targeting. His work is funded by BBSRC, EPSRC, and the Biochemical Society, utilizing techniques like confocal microscopy and ellipsometry analysis. Dr. Abell also actively contributes to academic governance as a programme leader for Integrated Masters degrees in Biology and Chemistry. His teaching integrates research-driven enquiry-based learning, particularly in plant physiology, biotechnology, and molecular biology. He collaborates with researchers across institutions including McGill University, Oregon Health and Science University, and Loughborough University on projects ranging from mathematical modeling to oil body studies. Dr. Abell serves on the editorial board of Frontiers in Plant Science and reviews for multiple international journals, demonstrating his commitment to advancing scientific communication. Recent publications highlight advancements in understanding eIF2B’s role in neurological diseases, amyloid fibril interactions, and innovative teaching methodologies. His research group supports undergraduate research initiatives, bridging academic training with postgraduate pathways.

Andrivo RusydiView profile

Associate Professor

• Condensed Matter Physics
• Materials Science
• Nanotechnology
• +3 more

Dr. Andrivo Rusydi is an Associate Professor at the National University of Singapore. His office is located at S13-02-01, and he can be contacted at +65 6516 4897 / 8931. His research focuses on the interplay of spin, charge, orbital, and lattice degrees of freedom at interfaces and surfaces of complex systems, including magnetic materials, high-temperature superconductors, and molecular electronics. He specializes in developing and applying advanced in-situ synchrotron-based characterization techniques such as resonant soft X-ray magnetic scattering, spectral generalized magneto-optical spectroscopic ellipsometry (from mid-infrared to vacuum-ultraviolet), and angular resolved photoemission spectroscopy. His work also involves atomically controlled film growth using molecular beam epitaxy at the Singapore Synchrotron Light Source. Analysis of his selected publications reveals a focus on oxide interfaces (LaAlO3/SrTiO3), spintronic materials, superconductivity dynamics, and electronic structure modifications in correlated systems. Key methodologies include synchrotron radiation studies, optical conductivity analysis, and time-resolved spectroscopy.

Susan Trolier-McKinstryView profile

Professor

• Piezoelectric Materials
• Ceramics
• Dielectrics
• +5 more

Susan Trolier-McKinstry is an Evan Pugh University Professor and Steward S. Flaschen Professor of Ceramic Science and Engineering, and Professor of Electrical Engineering at Penn State University . She directs the Center for Dielectrics and Piezoelectrics and the Center for Three-Dimensional Ferroelectric Microelectronics. Education: Ph.D., M.S., and B.S. in Ceramic Science and Engineering from Penn State. Her research focuses on structure-processing-property relationships in electroceramics , particularly dielectric/piezoelectric films and their applications in microelectromechanical systems (MEMS). Current projects include CMOS-compatible piezoelectric materials, 3D ferroelectric microelectronics for non-von Neumann architectures, and tunable dielectrics for low-temperature integration. Scientific Awards include IEEE UFFC-S Achievement Award (2025), Edward C. Henry Award (2024), National Academy of Engineering membership (2019), and IEEE Robert E. Newnham Award (2016). Advising: Mentors graduate students such as Casey Zhang and Leonard Jacques. Labs: W.M. Keck Smart Materials Integration Laboratory.

• Nanostructure Physics
• Biomedical Engineering
• Biophysics
• +3 more

Ornella Cavalleri is an Associate Professor at the University of Genoa's Department of Physics for Life Sciences, Environment and Cultural Heritage. She holds roles in academic governance, including President of the Joint Commission of Teachers and Students, and Director of the Graduate School. Her research focuses on bio-organic nanostructures, nanosystems physics, and protein aggregation, with a particular emphasis on biomedical applications like boron neutron capture therapy for glioblastoma. She leads the OptMatLab research group and teaches courses in physics, biophysics, and medical physics across undergraduate and graduate programs in Pharmacy, Dental Surgery, Biology, and Physics. Her educational contributions include courses such as FISICA CON ELEMENTI DI FISICA MEDICA (Medical Physics Elements) and BIOFISICA (Biophysics) for Pharmacy and Physics degree programs. Cavalleri’s work integrates advanced microscopy techniques (AFM, SEM, XPS) with spectroscopic ellipsometry to investigate biomaterial interfaces, nanolithography, and molecular interactions. Key research themes include developing biomimetic vesicles for targeted cancer therapy and studying protein-DNA interactions at nanoscale interfaces. Recent publications highlight advancements in boron-loaded bio-vesicles for glioblastoma treatment, AFM-based nanolithography for biosensor design, and osteointegration of porous niobium oxides. Her interdisciplinary approach bridges physics, biology, and engineering, with applications in oncology, biomaterials, and diagnostic tools. Despite no explicitly listed awards, her extensive publication record reflects significant contributions to nanomedicine and biophysical instrumentation.

Wojciech JadwisienczakView profile

Professor

• Semiconductors
• Optoelectronics
• Spintronics
• +6 more

Wojciech Jadwisienczak is a Professor and Graduate Chair in the Department of Electrical Engineering and Computer Science at the Russ College of Engineering and Technology, Ohio University. He joined Ohio University in 1996 and holds a Ph.D. in Electrical Engineering from Ohio University (2001) and an M.S. in Physics from Nicholas Copernicus University, Poland (1995). His research focuses on semiconductor materials for optoelectronics, spintronics, and photovoltaics, with a particular emphasis on spectroscopy of lanthanide-doped semiconductors, nanophotonics, and deep-UV light generation. He has advised numerous graduate students supported by NSF, AFOSR, and ARO grants, with advisees receiving Fulbright (2007) and DoD (2011) Fellowships. Jadwisienczak has authored over 50 scientific papers, cited over 800 times, and is affiliated with the Nanoscale Quantum Phenomena Institute (NQPI). His recent work explores graphene quantum dots, YAG:Ce phosphors, and amorphous silicon thin films. He collaborates internationally and holds patents related to rare-earth-doped nitride semiconductors. Research Interests: optical and magnetic properties of wide-bandgap semiconductors, optoelectronic devices, nanotechnology, photonic materials, and deep-UV light applications. Publications highlight advancements in semiconductor doping, nanomaterial synthesis, and device fabrication. His work spans topics like Tb-doped Nb₂O₅ thin films, nitrogen-doped graphene quantum dots, and laser-pumped white light sources. Collaborations include institutions like the University of Paris-Saclay and the National Institute of Materials Science (Japan). Labs/Teams: Active in NQPI and the Russ College’s nanotechnology and photonics research groups. Current projects include magnetic control of photoluminescence in nanocomposites and deep-UV electroluminescence devices using boron nitride.

Paul ScottView profile

Professor

• Computational Geometry
• Surface Texture and Form Measurement
• Precision Engineering
• +7 more

Professor Paul Scott is a faculty member at the University of Huddersfield, holding the Taylor Hobson Chair in Computational Geometry within the School of Computing and Engineering. He leads the Centre for Precision Technologies as Research Director and specializes in surface texture and form metrology, precision engineering, and AI-driven manufacturing solutions. His research integrates mathematical principles with advanced instrumentation, focusing on algorithm development for surface characterization and international standardization (ISO TC/213). Scott earned a PhD in Statistics from Imperial College London and a DSc from the University of Huddersfield. His career includes 26 years at Taylor Hobson Ltd, developing metrology instruments. He has pioneered de facto standard algorithms for surface analysis and contributed to 23 ISO standards. Current research spans computational geometry, AI semantic labeling, and machine-readable standards via Category Semantic Language (CSL). His work addresses Industrie 4.0 challenges, including smart algorithms for feature recognition and digital twins modeling. Collaborations span global institutions, with projects funded by EPSRC (e.g., Future Advanced Metrology Hub). Key areas include XCT-based surface measurement, additive manufacturing metrology, and precision instrumentation. Notable contributions include decomposition theory for geometrical products, filtration techniques in surface analysis, and bridging metrology with Industry 4.0 through data-driven approaches. His h-index of 33 reflects over 3,600 citations across 193+ publications.

Maria GiotiView profile

Associate Professor

• Thin Film Technology
• Nanomaterials
• Optical Characterization
• +7 more

Maria Gioti serves as Associate Professor in the Department of Physics at Aristotle University of Thessaloniki, where she leads research activities within the Micro Fabrication Group at the Lab for Thin Films - Nanobiomaterials - Nanosystems - Nanometrology (LTFN). Her work focuses on advanced characterization of thin film materials using sophisticated optical techniques, particularly ellipsometry across the electromagnetic spectrum from infrared to ultraviolet. Her research expertise spans thin film technology , nanomaterials characterization , and organic electronics , with particular emphasis on optical properties analysis and process development. Dr. Gioti has pioneered methodologies for in-situ and real-time monitoring of thin film deposition processes, enabling precise control over material properties for optoelectronic applications. Her work bridges fundamental materials science with practical device implementation, particularly in the field of organic light-emitting diodes. Analysis of her recent publication record (2021-2025) reveals a strong focus on OLED technology development, with particular attention to polymer-based emitters across the visible spectrum. Her research shows clear progression from fundamental optical characterization toward applied device engineering, with increasing emphasis on flexible and wearable implementations. The publications demonstrate expertise in both solution-processed and vacuum-deposited thin film technologies, with growing interest in nanostructured materials and plasmonic applications. Within the LTFN research ecosystem, Dr. Gioti contributes to the Micro Fabrication Group's mission of developing advanced thin film technologies for electronics, photonics, and sensing applications. Her work interfaces with multiple research groups within the laboratory, including the Organic Electronics Group and Nanomedicine Group, reflecting the interdisciplinary nature of modern nanotechnology research.

• Semiconductor Physics
• Magnetism
• Spintronics
• +3 more

Jakub Zázvorka is a researcher at the Institute of Physics, Charles University , focusing on semiconductor physics and magnetism. His work bridges materials science with spintronics and optoelectronics, particularly in CdTe-based materials and magnetic skyrmions. Current projects: Magneto-Optical Sensor Development , Spintronic Applications of Antiferromagnetic Structures Teaching: Electron Transport in Quantum Systems , Introductory Optics Seminar His research explores chiral magnetic structures for spintronic devices and semiconductor defects in radiation detectors. Recent publications analyze skyrmion dynamics and optical/magneto-optical properties of advanced materials. Grants: GACR 23-06691S : Sensor development using magneto-optical diffraction PRIMUS/20/SCI/018 : Antiferromagnetic multilayers for spintronics

• Materials Science
• Surface Chemistry
• Thin Films
• +7 more

H. Wormeester is a researcher at the Physics of Interfaces and Nanomaterials department within the MESA+ Institute at the University of Twente. With over 280 research outputs and an h-index of 28, his work focuses on materials science, surface chemistry, and thin films. Research Outputs: 289 (1988–2025) Key Contributions: Ellipsometry, EUV mirror cleaning, ultra-thin film swelling, helium ion microscopy Research Interests Surface science and nanomaterials Thin film characterization using spectroscopic ellipsometry Atomic-scale imaging and material deformation studies Article Trends : Wormeester's publications span topics in materials science, focusing on surface analysis, nanomaterials, and thin film behavior. Recent work (2025) explores systems thinking in chemistry education, while earlier studies examine EUV-induced carbon layers and polymer swelling dynamics. Collaborations : Active in international collaborations, particularly in surface physics and nanomaterials research.

Carsten BundesmannView profile

Researcher

• Physics
• Materials Science
• Semiconductor Research
• +4 more

Dr. Carsten Bundesmann is a Researcher at the Leibniz Institute for Surface Modification (IOM) in Leipzig, Germany. His work focuses on ion beam technology , thin film deposition , and electric propulsion diagnostics . He has been active at IOM since 2006, with prior affiliations at the University of Leipzig where he completed his PhD in 2005. University of Leipzig (PhD in Physics, 2005) University of Liverpool (Mathematics exchange program, 1997-1998) Research interests span ion beam sputtering , infrared ellipsometry , and plasma diagnostics for space propulsion systems. His work addresses: Thin film property control via ion beam parameters In situ characterization of electric propulsion thrusters Development of advanced diagnostic tools Phonon/plasmon analysis in semiconductor materials Scientific contributions include 5 recent publications with topics ranging from gallium oxide thin films to plasma erosion measurement systems . Key projects include: DFG-funded TiO 2 deposition studies (2011-2018) ESA/ESTEC AEPD system qualification (2013-2019) SAB PRECIOS project for magnetron deposition control (2012-2014) Awarded the German Academic Scholarship Foundation grant (1996-2001), he serves on the Scientific and Technical Council of IOM and has delivered over 15 invited lectures globally. Current activities include membership in the Interdisciplinary Working Group for Semiconductor Research Leipzig and the Ellipsometry Working Group (AKE) .

Xiaoshan XuView profile

Professor

• Multiferroic Materials
• Magnetic Anisotropy
• Spintronics
• +5 more

Xiaoshan Xu is a Professor in the Department of Physics and Astronomy at the University of Nebraska-Lincoln . He is affiliated with the Nebraska Center for Materials and Nanoscience , focusing on advanced materials research. Research Interests : Multiferroic materials, magnetic anisotropy, spintronics, nanoscience, and thin film engineering. His work explores the interplay between ferroelectricity, magnetism, and electronic structure in complex oxides. Publications : Over 15 articles (2003–2019) highlight his contributions to multiferroic systems, organic spin valves, and cluster magnetism. Key trends include voltage-controlled spin states and strain-dependent magnetic properties. Notable Collaborations : Extensive collaborations with Oak Ridge National Laboratory, Argonne National Laboratory, and international institutions on topics like magnetoelectric coupling and quantum materials. Teaching : Courses such as PHYS 231: Electric and Electronic Circuits demonstrate his commitment to physics education.

Kenneth JärrendahlView profile

Professor

• Spectroscopic Ellipsometry
• Polarized Light Studies
• Nanophotonics
• +5 more

Kenneth Järrendahl is a Professor at Linköping University, currently serving as Head of Division and Head of the Materials Optics unit. His research focuses on polarization phenomena in nanoscale structures using spectroscopic ellipsometry, electron microscopy, and X-ray diffraction. Primary affiliation: Department of Physics, Chemistry and Biology (IFM) Research interests include: Chiral nanostructures (III-nitrides, beetle epicuticles) Photonic crystals and metamaterials Biophotonic materials and natural nanostructures Advanced optical characterization techniques Recent publications highlight work on gallium oxide devices, cellulose nanocrystal films, and polarization properties of biological and synthetic chiral materials. He actively contributes to educational projects in Electromagnetics and Optics.

Marco DiegelView profile

Researcher

• Nanomaterials
• Thin films
• Memristors
• +5 more

Dr. Marco Diegel is a Researcher at the Leibniz Institute of Photonic Technology (Leibniz-IPHT) in Jena, Germany, affiliated with the Center of Competence for Micro and Nanotechnologies and the Microstructure Analysis Working Group. His contact information includes email (marco.diegel@leibniz-ipht.de) and office locations HG S43 and HG 151. Dr. Diegel's research focuses on advanced materials for optoelectronic and energy applications with expertise in nanomaterials synthesis , thin film characterization , and device fabrication . Key areas include: Development of porous platinum for electrocatalysis and optical applications Investigation of epsilon-near-zero properties in $$\text{ITO}$$ thin films Study of resistive switching mechanisms in memristive devices using $$\text{HoMnO}_3$$ and $$\text{BiFeO}_3$$ Design of nanozymes for colorimetric detection applications Characterization of plasmonic nanowire lasers using $$\text{ZnO}$$ structures Analysis of Dr. Diegel's recent publications reveals a strong interdisciplinary focus bridging fundamental materials science with practical device implementation. His work demonstrates particular strength in resistive memory devices , photocatalysis , and optical sensing , with collaborations spanning physics, chemistry, and engineering disciplines. The progression of his research shows increasing sophistication in materials engineering for targeted applications. Dr. Diegel is an active contributor to the Microstructure Analysis Working Group at Leibniz-IPHT, with research that has practical implications across renewable energy, environmental monitoring, and biomedical technologies. His work on tunable magnetic nanoparticles and nanozyme-based sensors shows particular promise for real-world applications.