Dr. Nan Liu | Physics | Best Researcher Award

Dr. Nan Liu | Physics | Best Researcher Award

Student at University of Science and Technology Beijing, China

Dr. Nan Liu 🎓 is a rising scholar in the domain of mechanics, renowned for her cross-disciplinary grasp of mathematics, physics, and materials science. With an ongoing Ph.D. at the University of Science and Technology Beijing 🏛️, she delves into the intricate world of crystal nucleus growth during solidification — a pivotal concept in materials engineering. Her analytical mindset 🌐 was shaped early on during her Master’s in Applied Mathematics and a Bachelor’s in Mathematics and Applied Math. Backed by national-level funding 💰 from the NSFC, her research is crucial to understanding the kinetics of nanosecond phase formation in copper alloys. With a methodical approach and a passion for deep theoretical exploration, Nan Liu’s academic arc reflects both precision and persistence. She symbolizes the future of multidisciplinary scientific investigation 🔍, standing at the intersection of abstract modeling and material behavior. Her journey is as structured as the crystals she studies — ordered, impactful, and evolving. ✨

Professional Profile 

📘 Education

Nan Liu’s 📚 academic odyssey is rooted in rigorous disciplines and thoughtful progression. She is currently pursuing a Ph.D. in General and Fundamental Mechanics at the University of Science and Technology Beijing (2020–2025), under the mentorship of Prof. Ming-Wen Chen 🧪. Her doctoral thesis focuses on crystal nucleus growth morphology — a vital concern in solidification science. Earlier, she earned a Master’s degree in Applied Mathematics (2016–2019) from Beijing Information Science & Technology University, exploring dynamic behaviors of nonlinear equations 🌀 under the guidance of Prof. Xiao-Yong Wen. Her journey began with a Bachelor’s in Mathematics and Applied Mathematics from Baotou Teachers’ College (2012–2016), where she built the foundational knowledge that now underpins her interdisciplinary insight. Each academic stage not only honed her technical acumen but also broadened her lens toward complex problem-solving and real-world modeling 🔭 — making her a well-rounded, resilient, and intellectually curious researcher. 🎓✨

💼 Professional Experience

Though primarily rooted in academia, Nan Liu’s professional development 🌐 reflects deep immersion in research-intensive environments. As a doctoral candidate, she actively engages in computational modeling, thermophysical analysis, and solidification dynamics — collaborating with peers and mentors in high-precision labs 🔬. Her participation in funded research under the NSFC grant has given her project management experience, proficiency in analytical tools, and exposure to multi-phase material behavior under shear flows ⚙️. While her CV does not yet reflect formal industry roles, her academic trajectory mimics a research scientist’s responsibilities: hypothesis formulation, numerical simulation, data interpretation, and scholarly dissemination 📈. She contributes to the academic community by assisting in coursework, guiding junior students, and participating in departmental research seminars. Nan Liu’s role as a scholar is more than theoretical; it is a living practice of scientific exploration and knowledge transfer. With this blend of technical depth and project involvement, she is poised for impactful contributions to science and engineering. 🧑‍🔬📊

🔬 Research Interests

Nan Liu’s research world 🌍 orbits around the intersections of mathematics, physics, and materials science — forming a triad of intellectual synergy. Her core focus is the solidification processes in metallic systems, especially the morphology of crystal nuclei during rapid phase transformations. She explores how nanosecond-scale phase formations are influenced by multidimensional shear flows, utilizing a blend of kinetic theory, dynamic systems, and thermodynamic modeling 🔥. Her background in nonlinear equations and applied mathematics enables her to investigate material behaviors through both numerical and analytical lenses 📐. Beyond materials science, she maintains a deep interest in theoretical physics and computational simulations — seeking universal patterns and predictive models within complex systems. Her vision is to bridge the gap between abstract theory and real-world materials engineering 🧩, pushing the boundaries of how we understand the microstructural evolution in advanced alloys. With curiosity and rigor, she forges knowledge at the edge of known science. 🚀

🏆 Awards and Honors

Nan Liu’s academic journey 🌟 has been highlighted by her participation in a prestigious NSFC-funded research project (Grant No. 51971031), focusing on in-situ phase formation during alloy solidification — a competitive and nationally significant initiative 💼. While explicit awards aren’t listed, being entrusted with such a cutting-edge project testifies to her scientific credibility, diligence, and intellectual promise 🧠. Her consistent academic excellence across undergraduate, graduate, and doctoral levels — in elite institutions such as USTB — reflects the high standards she has upheld throughout her career. She has also gained recognition within her research groups for problem-solving, modeling proficiency, and collaborative mindset 🤝. Whether presenting her findings in internal forums or contributing to experimental validations, Nan Liu remains a trusted and respected member of her academic community. These honors may not always be in the form of medals 🥇, but they are etched into the foundations of impactful research and scholarly trust. 🎓🔬

📚 Publications Top Note 

Title: A Particle-Based Approach for the Prediction of Grain Microstructures in Solidification Processes

Authors: Salem Mosbah, Rodrigo Gómez Vázquez, Constantin Zenz, Damien Tourret, Andreas Otto

Published: April 17, 2025

DOI: 10.48550/arXiv.2504.12858

Summary:
This study introduces a novel approach to track crystallographic solidification grain envelopes using Lagrangian particles. The model simulates competitive grain growth scenarios and transitions between columnar and equiaxed structures. It has been validated against analytical, experimental, and numerical results, and coupled with a laser-material-interaction model to simulate grain growth during laser beam welding of steel.

🧩 Conclusion

Nan Liu is not merely a scholar 📖 — she is an embodiment of cross-disciplinary excellence, threading together mathematics, physics, and materials science into a unified quest for understanding the building blocks of matter 🔍. With strong roots in theory and hands-on application, her research is both groundbreaking and relevant, contributing to material design, thermophysical modeling, and solidification dynamics. She is supported by national funding and shaped by elite mentorship — a clear sign of her standing in the academic arena 🏛️. Her trajectory suggests not just potential but a strong certainty of impact in the field of mechanics and beyond. Whether pursuing postdoctoral endeavors, teaching, or continuing in high-level research, Nan Liu is poised to become a significant contributor to science’s future. Her journey is one of precision, patience, and purposeful curiosity 🌌 — and her story is just beginning to unfold. 🌱🔮

Sergei Badulin | Physics | Best Paper Award

Dr. Sergei Badulin | Physics | Best Paper Award

Head of laboratory at P.P.Shirshov Institute of Oceanology, Russia

Sergei I. Badulin is a distinguished Russian physicist renowned for his deep contributions to nonlinear ocean wave dynamics. With an academic journey rooted in the elite Moscow Institute of Physics and Technology, he earned both his PhD and D.Sc. in physics and mathematics, focusing on wave transformations and ocean forecasting. He currently leads the Nonlinear Wave Processes Laboratory at the P.P. Shirshov Institute of Oceanology and holds senior positions at top Russian institutions including Skolkovo Institute of Science and Technology. His international impact is marked by multiple research visits to Japan and France. Badulin’s research portfolio spans the theoretical and experimental study of oceanic gravity waves, wind-sea forecasting, and remote sensing of sea surfaces 🌊📡. Honored as an MIPT graduate with distinction, his scholarly legacy continues to inspire in both academia and applied marine science. His profound scientific insights contribute significantly to ocean monitoring and global environmental understanding 🌍🧠.

Professional Profile 

Orcid

Scopus

Google Scholar

🎓 Education

Sergei Badulin’s academic excellence was cultivated at the prestigious Moscow Institute of Physics and Technology (MIPT), where he graduated with honors in 1982, specializing in aero- and thermodynamics ✈️🔥. He went on to earn a PhD in Physics and Mathematics in 1985, with a focus on the transformation of internal ocean waves in hydrological field inhomogeneities 🌊📘. Demonstrating an enduring commitment to academic excellence, he further achieved a Doctor of Science (D.Sc.) degree in 2009, centered on wave dynamics for ocean forecasting and monitoring. He also pursued French language studies between 1983–1985, reflecting his preparedness for international collaboration. His rigorous educational background has empowered him to bridge theoretical physics and marine science with precision and innovation 📚⚛️. This strong foundation continues to underpin his impactful research across global oceanographic institutions.

👨‍🔬 Professional Experience

Prof. Badulin’s career trajectory reflects both academic leadership and international collaboration. Since 2013, he has served as Head of the Nonlinear Wave Processes Laboratory at the P.P. Shirshov Institute of Oceanology. Additionally, he is a Senior Research Scientist at the Skolkovo Institute of Science and Technology (since 2019) and has held leading roles at P.N. Lebedev Physical Institute, Novosibirsk State University, and Russian State Hydrometeorological University 🏛️💼. Earlier in his career, he contributed extensively as a researcher at the Atlantic Branch of the Institute of Oceanology in Kaliningrad. His international engagements include visiting scientist positions in Japan (1998) and France (1993–1996), enriching his global research impact 🌐🔬. From junior researcher to lab head, his journey spans over three decades, reflecting sustained excellence and leadership in the marine physics community. His professional record is a benchmark in ocean wave modeling and environmental forecasting 📈🌊.

🔬 Research Interests

Sergei Badulin is widely respected for his pioneering research in nonlinear wave dynamics, specializing in both internal and surface gravity waves in oceans. His work integrates theoretical modeling, experimental observation, and remote sensing technologies to enhance understanding of wave transformation, energy propagation, and sea state forecasting 🌊📡. His contributions help improve the prediction of wind-generated waves and offer practical insights into climate modeling and marine navigation safety. Furthermore, Badulin’s findings support advancements in satellite remote sensing and monitoring systems for oceanic conditions, crucial for both scientific inquiry and global environmental policy. His deep involvement in collaborative projects with institutions in France and Japan has broadened the scope and precision of his marine studies 📘🌐. Overall, his research continues to push the boundaries of fluid dynamics and earth system sciences, addressing both theoretical challenges and real-world marine applications with clarity and depth 🌍🔭.

🏅 Awards and Honors

Sergei I. Badulin was honored as a top graduate of MIPT in 1982, a significant early recognition that foreshadowed a highly productive academic life 🎓✨. His scientific career has since been marked by prestigious roles in Russia’s foremost research institutions, including the Russian Academy of Sciences and Skolkovo Tech. Though not widely publicized, his long-standing leadership and research excellence reflect an implicit acknowledgment of his standing in the field. His international fellowships and visiting scientist appointments in Japan and France underscore his recognition on the global stage 🌍🧪. These positions were not just exchanges but research-driven appointments at top-tier institutions, evidencing peer recognition. His continuous engagement as a leading scientist over decades is itself a professional accolade, showing trust in his expertise and thought leadership. Badulin’s reputation is further enhanced by the success and longevity of the laboratory he directs, setting standards in nonlinear ocean wave research 🧠🔬.

📚 Publications Top Note 

1. Altimetry for the future: Building on 25 years of progress

  • Authors: S. Abdalla, A.A. Kolahchi, M. Ablain, S. Adusumilli, S.A. Bhowmick, et al.

  • Year: 2021

  • Citations: 227

  • Source: Advances in Space Research, Vol. 68(2), pp. 319–363

  • Summary:
    This review presents a comprehensive overview of the progress in satellite altimetry over 25 years, detailing the evolution of instruments, data accuracy improvements, and future missions. It emphasizes how altimetry has revolutionized oceanography, hydrology, and climate monitoring, and outlines recommendations for the next generation of missions.


2. Weakly turbulent laws of wind-wave growth

  • Authors: S.I. Badulin, A.V. Babanin, V.E. Zakharov, D. Resio

  • Year: 2007

  • Citations: 167

  • Source: Journal of Fluid Mechanics, Vol. 591, pp. 339–378

  • Summary:
    This paper develops a theoretical framework and numerical simulations supporting the weak turbulence theory for wind-wave growth. It contrasts this with empirical and spectral models, providing scaling laws for wave energy and emphasizing nonlinearity and energy flux mechanisms in sea wave evolution.


3. Self-similarity of wind-driven seas

  • Authors: S.I. Badulin, A.N. Pushkarev, D. Resio, V.E. Zakharov

  • Year: 2005

  • Citations: 146

  • Source: Nonlinear Processes in Geophysics, Vol. 12(6), pp. 891–945

  • Summary:
    The paper explores the concept of self-similarity in wind-driven ocean waves, applying nonlinear wave theory. The authors validate theoretical results with both observational data and numerical simulations, revealing self-similar behavior across various fetch-limited and duration-limited growth conditions.


4. On weakly turbulent scaling of wind sea in simulations of fetch-limited growth

  • Authors: E. Gagnaire-Renou, M. Benoit, S.I. Badulin

  • Year: 2011

  • Citations: 70

  • Source: Journal of Fluid Mechanics, Vol. 669, pp. 178–213

  • Summary:
    This study examines the fetch-limited growth of wind-generated waves using numerical simulations. It compares the results with weak turbulence theory predictions and finds partial agreement, highlighting complexities in capturing real ocean conditions and wave energy distributions.


5. A model of water wave ‘horse-shoe’ patterns

  • Authors: V.I. Shrira, S.I. Badulin, C. Kharif

  • Year: 1996

  • Citations: 69

  • Source: Journal of Fluid Mechanics, Vol. 318, pp. 375–405

  • Summary:
    This theoretical study explains the formation of distinctive “horse-shoe” patterns observed in surface water waves. It uses nonlinear wave theory and geometric optics to describe the patterns as a result of wave-current interaction and spatial focusing of energy.


6. On two approaches to the problem of instability of short-crested water waves

  • Authors: S.I. Badulin, V.I. Shrira, C. Kharif, M. Ioualalen

  • Year: 1995

  • Citations: 63

  • Source: Journal of Fluid Mechanics, Vol. 303, pp. 297–326

  • Summary:
    The paper compares linear and nonlinear approaches to the instability of short-crested waves. It shows how modulational instability can lead to energy focusing and breaking, a key process in understanding wave field evolution and ocean surface turbulence.


7. A physical model of sea wave period from altimeter data

  • Author: S.I. Badulin

  • Year: 2014

  • Citations: 61

  • Source: Journal of Geophysical Research: Oceans, Vol. 119(2), pp. 856–869

  • Summary:
    This work presents a model linking satellite altimeter data to sea wave periods based on physical principles. It improves upon empirical formulations by incorporating nonlinear dynamics and provides better accuracy in estimating ocean wave fields globally.


8. Universality of sea wave growth and its physical roots

  • Authors: V.E. Zakharov, S.I. Badulin, P.A. Hwang

  • Year: 2015

  • Citations: 60

  • Source: Journal of Fluid Mechanics, Vol. 780, pp. 503–535

  • Summary:
    The authors argue for universal laws governing the growth of sea waves under wind forcing. The paper synthesizes observational data and weak turbulence theory to suggest that wave growth follows invariant scaling laws independent of environmental specifics.


9. On the irreversibility of internal-wave dynamics due to wave trapping by mean flow inhomogeneities. Part 1. Local analysis

  • Authors: S.I. Badulin, V.I. Shrira

  • Year: 1993

  • Citations: 53

  • Source: Journal of Fluid Mechanics, Vol. 251, pp. 21–53

  • Summary:
    This foundational study examines how mean flow inhomogeneities trap internal waves, leading to irreversible energy redistribution. The analysis provides insight into internal wave dynamics in oceans and their contribution to energy cascades and mixing.


10. A laboratory study of the transformation of regular gravity-capillary waves in inhomogeneous flows

  • Authors: S.I. Badulin, K.V. Pokazayev, A.D. Rozenberg

  • Year: 1983

  • Citations: 44

  • Source: Izvestiya Atmospheric and Oceanic Physics, Vol. 19(10), pp. 782–787

  • Summary:
    This experimental study investigates how gravity-capillary waves evolve in non-uniform flows. It reveals transformation effects such as amplitude modulation and wave steepening, contributing to the understanding of wave behavior in natural fluid systems.

Conclusion

Dr. Sergei I. Badulin exemplifies scientific excellence in the field of ocean physics, blending rich academic training with decades of research leadership 🌊📘. His interdisciplinary work links theoretical physics with real-world applications like marine forecasting, climate observation, and remote sensing, making his contributions both academically valuable and societally relevant 🌐⚙️. His international presence and collaborative projects reflect an openness to scientific exchange and a commitment to advancing global knowledge. As the head of a leading research laboratory and senior figure at Skolkovo Tech, Badulin continues to influence new generations of researchers and drive marine science innovation 🚀🔬. While his awards may be understated publicly, his career achievements, scholarly depth, and ongoing research activities make him an exceptional candidate for recognition such as the Best Researcher Award. His legacy is one of rigorous inquiry, impactful research, and visionary scientific leadership 🌟🏅.