Pengxia Zhou | Physics | Best Researcher Award

Prof. Dr. Pengxia Zhou | Physics | Best Researcher Award

Associate professor at Nantong University, China

Zhou Pengxia (Zhou Pengxia) 🎓, born on October 24, 1977 🎂, is a dedicated physicist and educator at the School of Physical Science and Technology, Nantong University 🇨🇳. With over two decades of experience, she has contributed significantly to condensed matter physics and multiferroic materials research ⚛️. She earned her Ph.D. from Nanjing University and conducted postdoctoral research at leading institutions in Singapore 🌏. As the principal investigator of an NSFC-funded project, she explores octahedral rotations in perovskite superlattices 🧪. Her work bridges teaching and innovation, advancing the frontiers of physics through both academia and international collaboration 🌟.

Professional Profile:

Orcid

🔹 Education and Experience 

📘 Education:

  • 🎓 1997–2001: Bachelor’s Degree in Physics – Yanbei Normal College

  • 📚 2001–2004: Master’s Degree in Condensed Matter Physics – Yangzhou University

  • 🧠 2011–2015: Doctor’s Degree in Physics – Nanjing University

🧑‍🏫 Professional Experience:

  • 🏫 2004–Present: Lecturer – Nantong University

  • 🌏 2017.10–2018.02: Visiting Scholar – Singapore University of Technology and Design

  • 🌐 2018.09–2019.08: Research Fellow – National University of Singapore

🔹 Professional Development 

Dr. Zhou Pengxia’s professional journey reflects her passion for physics and global academic growth 🌍📈. She has participated in international collaborations in Singapore, enriching her research and teaching perspectives 🇸🇬🔬. At Nantong University, she not only teaches but also mentors students in advanced materials science 🎓🧪. Her participation in cutting-edge research on perovskite superlattices and multiferroicity has positioned her as a recognized contributor in her field ⚛️. Through continual learning, overseas exchanges, and scientific leadership, Dr. Zhou remains committed to academic excellence and innovation in physical science education and research 📘🌟.

🔹 Research Focus 

Dr. Zhou Pengxia’s research is centered around condensed matter physics with a specific emphasis on multiferroic materials and perovskite superlattices 🧲⚡. She investigates how octahedral rotation affects multiferroicity, exploring mechanisms to enhance functional properties of complex oxides 🧪🧬. Her work contributes to the understanding and engineering of materials that exhibit both ferroelectric and magnetic properties – critical for next-generation electronic devices 💻🔋. With a focus on crystal structures and symmetry interactions, her research bridges fundamental science and potential applications in sensors, memory devices, and spintronics 🌐🔧. Zhou’s interdisciplinary approach adds great value to material innovation 🔍🧠.

🔹 Awards and Honors 

🏆 Awards & Honors:

  • 🌟 Principal Investigator – National Natural Science Foundation of China (2017–2019) for research on perovskite superlattices

  • 🎓 Invited Research Fellow – National University of Singapore (2018–2019)

  • 🌍 International Collaboration Grant – Singapore University of Technology and Design (2017–2018)

Publication Top Notes

1. Employing interpretable multi-output machine learning to predict stable perovskites in photovoltaics

Journal: Materials Today Communications, 2025
DOI: 10.1016/j.mtcomm.2025.112552
Summary:
This study leverages interpretable multi-output machine learning models to predict thermodynamically stable perovskite materials for photovoltaic applications. The key innovation lies in the simultaneous prediction of multiple material properties (e.g., stability, band gap, defect tolerance) using models that offer transparency into decision-making (e.g., SHAP values, decision trees). This work contributes to faster and explainable discovery of efficient perovskites for solar cell design.

2. A first-principles study on the multiferroicity of semi-modified X₂M (X = C, Si; M = F, Cl) monolayers

Journal: Physical Chemistry Chemical Physics, 2023
DOI: 10.1039/D2CP04575C
Summary:
This DFT-based study explores multiferroic behavior in 2D monolayers composed of X₂M (X = C, Si; M = F, Cl), highlighting their coexisting ferroelectric and magnetic properties. The findings suggest semi-modified 2D materials could serve as candidates for spintronic and memory devices, due to their tunable multiferroic characteristics.

3. Theoretical investigation of the magnetic and optical properties in a transition metal-doped GaTeCl monolayer

Journal: Physical Chemistry Chemical Physics, 2023
DOI: 10.1039/D3CP02313C
Summary:
This study investigates how doping GaTeCl monolayers with transition metals (e.g., Mn, Fe, Co) affects their magnetic and optical behavior. Using DFT, the authors show enhanced magneto-optical properties, suggesting that doped GaTeCl systems are promising for optoelectronic and spintronic devices.

4. Magnetism and hybrid improper ferroelectricity in LaMO₃/YMO₃ superlattices

Journal: Phys. Chem. Chem. Phys., 2019
Author: Pengxia Zhou
Summary:
This work presents a theoretical analysis of LaMO₃/YMO₃ (M, Y = transition metals) superlattices, showing hybrid improper ferroelectricity arising from coupling between octahedral tilting and rotations, along with magnetic ordering. The results support the design of multifunctional oxide heterostructures combining electric and magnetic orderings.

5. The excitonic photoluminescence mechanism and lasing action in band-gap-tunable CdS₁−ₓSeₓ nanostructures

Journal: Nanoscale, 2016
Author: Pengxia Zhou
Summary:
This paper discusses CdS₁−ₓSeₓ nanostructures with tunable band gaps. The team demonstrates strong excitonic photoluminescence and low-threshold lasing, linking optical properties to composition and quantum confinement. It provides a foundational understanding for nanoscale optoelectronic and laser devices.

6. Ferroelectricity driven magnetism at domain walls in LaAlO₃/PbTiO₃ superlattices

Journal: Scientific Reports, 2015
Author: Pengxia Zhou
Summary:
This study reveals that in LaAlO₃/PbTiO₃ superlattices, ferroelectric domain walls can induce localized magnetic moments due to lattice distortions and charge redistributions. This domain-wall magnetism introduces the potential for non-volatile magnetic memory controlled by ferroelectric domains.

Conclusion:

Dr. Zhou Pengxia is a suitable candidate for a Best Researcher Award, particularly in the fields of condensed matter physics and material science. Her leadership in nationally funded research, international collaboration experience, and long-standing academic service reflect a researcher committed to scientific advancement and knowledge dissemination. While her publication record and citation metrics were not provided, her PI role on an NSFC project suggests peer recognition and scholarly maturity.

Orfeu Bertolami | Physics | Outstanding Scientist Award

Prof. Orfeu Bertolami | Physics | Outstanding Scientist Award

Professor at Faculty of Sciences, University of Porto, Portugal

Orfeu Bertolami 🇧🇷🇮🇹 is a distinguished theoretical physicist born on January 3, 1959, in São Paulo, Brazil. He is a Full Professor at the Department of Physics and Astronomy, University of Porto 🇵🇹. With over 400 publications 📚 and deep expertise in cosmology, astroparticle physics, and quantum gravity 🌌, he’s recognized globally for advancing fundamental and applied physics in space 🚀. His academic journey spans Oxford, Cambridge, Heidelberg, and Lisbon 🎓, reflecting a rich career in top research institutions. A widower and proud father 👨‍👧, Prof. Bertolami also engages in science awareness through writings and outreach efforts 🌍.

Professional Profile:

Orcid

Scopus

Education and Experience 

  • 🎓 B.Sc. in Physics – University of São Paulo, 1980

  • 📚 M.Sc. in Theoretical Physics – Instituto de Física Teórica, São Paulo, 1983

  • 📐 Advanced Studies – Applied Mathematics and Theoretical Physics, University of Cambridge, UK, 1984

  • 🎓 Ph.D. in Theoretical Physics – University of Oxford, UK, 1987

  • 🧪 Postdoc – University of Heidelberg, Germany (1987–1989)

  • 🧬 Postdoc – Instituto Nacional de Investigação Científica, Portugal (1989–1991)

  • 👨‍🏫 Assistant Professor – Instituto Superior Técnico, Lisbon (1991–2002)

  • 🔬 Scientific Associate – CERN, Switzerland (1993–1995)

  • 🔬 Scientific Associate – INFN Torino, Italy (1994–1995)

  • 🧠 Habilitation (Agregação) – Instituto Superior Técnico, 1996

  • 🗽 Visiting Scholar – New York University, USA (1999)

  • 👨‍🔬 Associate Professor – Instituto Superior Técnico (2002–2010)

  • 🌠 Full Professor – University of Porto, Portugal (Since 2010)

  • 🌍 Visiting Scholar – Stockholm University, Sweden (2024)

Professional Development 

Prof. Bertolami has continuously advanced his academic and research pursuits through international collaborations and top-tier institutional appointments 🌐. From his early academic formation at Oxford and Cambridge 🏛️ to his research posts at CERN and Heidelberg 🧪, his career reflects a global commitment to scientific excellence. His visiting roles in the U.S. 🇺🇸 and Sweden 🇸🇪 further signify his engagement in cross-disciplinary dialogues. Actively involved in mentoring, publishing, and leading scientific dialogue 📢, he also contributes to public science education 📰. His dynamic career continues to evolve through projects at the intersection of physics, sustainability, and Earth system science 🌎.

Research Focus 

Prof. Orfeu Bertolami’s research bridges the realms of the very large and the very small ✨. He specializes in cosmology, astroparticle physics, quantum and classical gravity, and space-based fundamental physics 🚀. His interest in Earth system physics connects fundamental physics to sustainability and planetary resilience 🌍. His theoretical work provides insights into dark matter, dark energy, and spacetime structure 🌌. With hundreds of peer-reviewed publications 📝, he shapes the international scientific conversation on the origin, structure, and future of the universe 🔬. His interdisciplinary curiosity also integrates physics with broader existential and ecological questions 🌱.

Awards and Honors

  • 🥇 Scientific Associate, CERN Theory Division, Geneva 🇨🇭 (1993–1995)

  • 🏅 Scientific Associate, INFN – Torino, Italy 🇮🇹 (1994–1995)

  • 🎖️ Visiting Scholar, New York University 🇺🇸 (1999)

  • 🌍 Visiting Scholar, Stockholm Resilience Centre, Sweden 🇸🇪 (2024)

  • 📈 Recognized Author with 263+ ISI-indexed publications and over 300 entries in INSPIRE-HEP

  • 🧠 Habilitation (Agregação) in Physics – Portugal (1996)

  • 📚 400+ total publications including scientific outreach writings

Publication Top Notes

1. Is cosmological data suggesting a nonminimal coupling between matter and gravity?
  • Journal: Physics of the Dark Universe

  • Publication Date: May 2025

  • DOI: 10.1016/j.dark.2025.101861

  • Authors: Miguel Barroso Varela, Orfeu Bertolami

  • Summary: This paper investigates whether current cosmological data supports theories where matter and gravity interact via a nonminimal coupling. The authors compare observational data (e.g., from Pantheon+, DES, DESI, and eBOSS) with predictions from these alternative models and find stronger statistical evidence for nonminimal coupling over standard ΛCDM in several dataset combinations.

2. Gravitational wave polarizations in nonminimally coupled gravity
  • Journal: Physical Review D

  • Publication Date: January 6, 2025

  • DOI: 10.1103/PhysRevD.111.024014

  • Authors: Miguel Barroso Varela, Orfeu Bertolami

  • Summary: This paper explores how nonminimal matter-curvature coupling affects gravitational wave (GW) polarization modes. The analysis suggests that these modified gravity models introduce extra polarization modes, potentially observable by future GW detectors.

3. Chaotic behaviour of the Earth System in the Anthropocene
  • Journal: Evolving Earth

  • Publication Date: January 2025

  • DOI: 10.1016/j.eve.2025.100060

  • Summary: The paper discusses the Earth System’s dynamic instability in the Anthropocene epoch, emphasizing feedback loops and thresholds that could lead to chaotic planetary behavior under continued anthropogenic stress.

4. From a dynamic integrated climate economy (DICE) to a resilience integrated model of climate and economy (RIMCE)
  • Journal: The Anthropocene Review

  • Publication Date: December 2024

  • DOI: 10.1177/20530196231205486

  • Summary: Proposes a shift from Nordhaus’s DICE model to a more resilient framework (RIMCE) that incorporates climate tipping points and adaptive capacity, aiming for a more realistic integration of socio-economic and environmental risks.

5. Gravitational waves from a curvature-induced phase transition of a Higgs-portal dark matter sector
  • Journal: Journal of Cosmology and Astroparticle Physics (JCAP)

  • Publication Date: October 1, 2024

  • DOI: 10.1088/1475-7516/2024/10/104

  • Summary: Analyzes how a phase transition in a Higgs-portal dark matter model, induced by spacetime curvature, could produce detectable gravitational wave signatures. The results connect early-universe particle physics with gravitational wave astronomy.

Conclusion and Recommendation

Prof. Orfeu Bertolami embodies the ideals of an Outstanding Scientist Award recipient. His remarkable scientific output, international collaborations, pioneering work in cosmology and gravitation, and his dedication to science education and outreach make him an exceptional candidate. His career demonstrates visionary thinking, interdisciplinary engagement, and a deep commitment to advancing fundamental physics and inspiring future generations.Recommendation: Strongly recommended for the Outstanding Scientist Award or Best Researcher Award. His achievements are not only outstanding in volume but deeply impactful in shaping contemporary physics and space research.

Rachid Amrani | Physics | Best Researcher Award

Dr. Rachid Amrani | Physics | Best Researcher Award

Dr. Rachid Amrani, University of Algiers, Algeria

Dr. Rachid Amrani is a faculty member at the University of Algiers, Algeria. He currently holds the position of Lecturer B, a role he has occupied since July 2023, after serving as Lecturer A from February 2018. Before that, he was an Assistant Professor at the University of Algiers from February 2017 to February 2018. Dr. Amrani has a strong research background, having worked as a Research Scientist at the Center of Development of Advanced Technologies (CDTA) in Algiers from March 2016 to January 2017. Earlier in his career, from 2011 to 2013, he served as a Research Assistant to Dr. Yvan Cuminal at the Institut D’électronique Du Sud (IES), CNRS, University of Montpellier, France. His academic and research experience spans various institutions, focusing on advanced technologies and electronics.

PROFILE

Scopus Profile

Educational Details

Dr. Rachid Amrani earned his Ph.D. from the University of Montpellier, France, in December 2013, with a thesis focused on the “Growth and Properties of Hydrogenated Silicon Thin Films Deposited Near the Nanocrystalline Amorphous Transition Region from Argon Diluted Silane Plasma.” This work reflects his deep expertise in the field of material sciences, particularly in the study of thin films. Prior to his doctoral studies, Dr. Amrani completed a Magister degree in Physics with a specialization in material sciences at Université d’Oran Es-Senia, Algeria, from 2001 to 2006. His Magister thesis explored the “Optical Properties of Nanocrystalline Silicon Films Prepared by RF Magnetron Sputtering.” His academic journey began at Université d’Oran Es-Senia, where he earned his undergraduate degree in Physics with a focus on Theoretical Physics between 1992 and 1997. Throughout his career, Dr. Amrani has demonstrated a strong foundation in both theoretical and applied physics, particularly in the study of nanomaterials and thin film technologies.

Research  Interest

Dr. Rachid Amrani’s research interests lie at the intersection of material sciences and nanotechnology, with a particular focus on the growth, deposition, and characterization of thin films. His expertise encompasses a range of advanced techniques, including Plasma Enhanced Chemical Vapor Deposition (PECVD), RF magnetron sputtering, and thermal evaporation. Dr. Amrani has extensive experience in cleanroom processes, such as UV lithography, chemical etching, and reactive ion etching, which are essential for fabricating precise nanostructures. His work in characterizing thin films involves sophisticated methods like ellipsometry, Raman scattering spectroscopy, and Atomic Force Microscopy (AFM), aiming to understand the optical and structural properties of nanocrystalline silicon films and other functional materials. Dr. Amrani’s contributions to the field are reflected in his numerous publications and presentations at international conferences, where he has shared his findings on nanomaterials for energy conversion, storage, and other cutting-edge applications in electronics and photonics.

Honours and Awards

The Journal of Non-Crystalline Solids (Elsevier) and the Journal of Nanotechnology (IOPscience) are both prestigious publications in their respective fields. The Journal of Non-Crystalline Solids focuses on the latest research in amorphous materials, including glasses, polymers, and composites, and is known for publishing cutting-edge studies that advance the understanding of non-crystalline structures. Meanwhile, the Journal of Nanotechnology provides a platform for the dissemination of research on nanoscience and nanotechnology, covering topics ranging from the synthesis and characterization of nanomaterials to their applications in various industries. These journals are widely recognized for their rigorous peer-review process and their role in promoting scientific advancements.

 

Top Notable Publications

Investigation of Structural Heterogeneities in Hydrogenated Nanocrystalline Silicon Thin Films from Argon-Diluted Silane Dusty Plasma PECVD

Authors: R. Amrani, F. Lekoui, F. Pichot, S. Oussalah, Y. Cuminal

Year: 2024

Journal: Vacuum

Volume: 229

Article ID: 113568

Citations: 0

Machine Learning-Based Method for Predicting C–V-T Characteristics and Electrical Parameters of GaAs/AlGaAs Multi-Quantum Wells Schottky Diodes

Authors: E. Garoudja, A. Baouta, A. Derbal, N. Sengouga, M. Henini

Year: 2024

Journal: Physica B: Condensed Matter

Volume: 685

Article ID: 415998

Citations: 0

Structural and Optical Properties of Highly Ag-Doped TiO2 Thin Films Prepared by Flash Thermal Evaporation

Authors: R. Amrani, F. Lekoui, E. Garoudja, S. Oussalah, S. Hassani

Year: 2024

Journal: Physica Scripta

Volume: 99(6)

Article ID: 065914

Citations: 0

Optical Parameters Extraction of Zinc Oxide Thin Films Doped with Manganese Using an Innovative Technique Based on the Dragonfly Algorithm and Their Correlation to the Structural Properties

Authors: K. Settara, F. Lekoui, H. Akkari, S. Oussalah, S. Hassani

Year: 2024

Journal: Journal of Ovonic Research

Volume: 20(3)

Pages: 365–380

Citations: 0

On the Substrate Heating Effects on Structural, Mechanical, and Linear/Non-Linear Optical Properties of Ag–Mn Co-Doped ZnO Thin Films

Authors: F. Lekoui, R. Amrani, S. Hassani, N. Hendaoui, S. Oussalah

Year: 2024

Journal: Optical Materials

Volume: 150

Article ID: 115151

Citations: 4

A B3LYP-D3 Computational Study of Electronic, Structural, and Torsional Dynamic Properties of Mono-Substituted Naphthalenes: The Effect of the Nature and Position of Substituent

Authors: A. Benalia, A. Boukaoud, R. Amrani, A. Krid

Year: 2024

Journal: Journal of Molecular Modeling

Volume: 30(3)

Article ID: 88

Citations: 2

Electrical Parameters Extraction of Diode Using Whale Optimization Algorithm

Authors: E. Garoudja, W. Filali, S. Oussalah, F. Lekoui, R. Amrani

Year: 2024

Conference: 2nd International Conference on Electrical Engineering and Automatic Control (ICEEAC 2024)

Citations: 0

Effect of Ti/TiN Thin Film Geometrical Design on the Response of RTDs

Authors: W. Filali, E. Garoudja, F. Lekoui, S. Oussalah, R. Amrani

Year: 2024

Conference: 2nd International Conference on Electrical Engineering and Automatic Control (ICEEAC 2024)

Citations: 0

Artificial Intelligence Approach to Analyze SIMS Profiles of 11B, 31P, and 75As in n- and p-type Silicon Substrates: Experimental Investigation

Authors: W. Filali, M. Boubaaya, E. Garoudja, S. Oussalah, N. Sengouga

Year: 2023

Journal: Zeitschrift für Naturforschung – Section A Journal of Physical Sciences

Volume: 78(12)

Pages: 1143–1151

Citations: 0

Elaboration and Characterization of Pure ZnO, Ag, and Ag-Fe

Thin Films: Effect of Ag and Ag-Fe Doping on ZnO Physical Properties

Authors: F. Lekoui, S. Hassani, E. Garoudja, O. Sifi, S. Oussalah

Year: 2023

Journal: Revista Mexicana de Fisica

Volume: 69(5)

Article ID: 051005

Citations: 3