Mr. Qi Han | Mathematics | Best Researcher Award

Northwest Normal University | China

Author Profile

Early Academic Pursuits 🏫🔬

Mr. Qi Han has dedicated his academic career to the study of quantum stochastic analysis and its applications. His early research laid the foundation for groundbreaking contributions in quantum information science, probability theory, and financial modeling.

Professional Endeavors 💼🧠

As a committed researcher, Mr. Qi Han has pioneered the development of local quantum entropy, local quantum conditional entropy, local quantum mutual entropy, and local quantum joint entropy. His work extends to the exploration of quantum mutual information in multi-body quantum systems, significantly enriching the field of quantum probability. Mr. Han has also applied quantum probability theories to quantum random walks on various graphs, including cyclic graphs, integer lattices, 2D lattices, and hypercubes. His research delves into hitting time, mixing time, and multi-particle quantum walks on graphene graphs and 2D lattices, advancing quantum computing methodologies. Additionally, he has contributed to quantum finance, innovatively integrating quantum random walk theories into the binomial model for option pricing. His novel approach facilitates more precise modeling of asset price dynamics, leading to the quantization of continuous-time stochastic processes. His research has introduced a new method for pricing European options, transforming the problem into one of quantum amplitude estimation within continuous-time quantum stochastic processes, thereby improving the accuracy of option pricing.

Contributions and Research Focus 🔍🧑‍🏫

Mr. Qi Han has made significant contributions to academia, with over 50 research publications in esteemed journals. As a first author and corresponding author, he has published over 30 papers in leading SCI journals, including:

Journal of Statistical Physics
Reviews in Mathematical Physics
EPL
Physics Letters A
Quantum Information Processing
Physica Scripta

He currently leads a National Natural Science Foundation project and participates in another national-level project. Additionally, he is the principal investigator for a Provincial Natural Science Foundation project, a Provincial Science and Technology Association Talent Program project, and an Education Department Innovation project. Beyond research, Mr. Han has authored three independent textbooks, further cementing his role as a key contributor to quantum studies.

Accolades and Recognition 🏆✨

Mr. Qi Han is widely respected for his expertise and scholarly contributions. He serves as a reviewer for Mathematical Reviews and is an esteemed peer reviewer for multiple international journals, including:

Computational Economics
Intelligent Computing
New Journal of Physics
Acta Mathematica Sinica
Journal of Mathematical Physics
Acta Applicandae Mathematicae

Impact and Influence 🌍🔗

His extensive research on quantum probability and quantum finance has bridged the gap between theoretical advancements and real-world applications. His methodologies in quantum computing, financial modeling, and quantum information processing have paved the way for further interdisciplinary research.

Legacy and Future Contributions 🚀📈

With a firm foothold in quantum stochastic processes and finance, Mr. Qi Han continues to explore new frontiers in quantum computing, quantum finance, and information theory. His work is expected to influence future research in quantum technology applications across multiple disciplines. His textbooks and research publications will serve as invaluable resources for upcoming scholars and professionals in the field. Mr. Han’s dedication to quantum sciences ensures that his legacy will be a cornerstone in the development of next-generation computational models and financial analysis tools.

Publications

📄Quantum capacity of quantum channels with localization characteristics
- Journal: Chinese Journal of Physics
- Year: 2025
- Authors: Qi Han, Shuai Wang, Lijie Gou, Rong Zhang

📄Quantum walk option pricing model based on binary tree
- Journal: Physica A: Statistical Mechanics and its Applications
- Year: 2025
- Authors: Qi Han, Xuan Song

📄Dynamics of quantum coherence and correlations in a transverse Ising spin chain environment
- Journal: International Journal of Modern Physics B
- Year: 2024
- Authors: Qi Han, Huan Wang, Shuai Wang, Lijie Gou, Rong Zhang

📄Quantum state transfer between cells and binary tree model
- Journal: Physics Letters A
- Year: 2024
- Authors: Qi Han, Ning Bai

📄Quantum conditional entropy and classical-quantum conditional entropy with localization characteristics
- Journal: Physica Scripta
- Year: 2024
- Authors: Qi Han, Shuai Wang, Lijie Gou, Rong Zhang

Prof. Byoung Ham | Physics and Astronomy | Best Researcher Award

Gwangju Institute of Science and Technology | South Korea

Author profile

Scopus

Orcid

Early Academic Pursuits 📚

Prof. Byoung S. Ham began his academic journey with a Bachelor's degree in Physics from Sogang University, South Korea, in 1986. He furthered his education in the United States, obtaining a Master's degree in Physics from Wayne State University in 1993, followed by a Ph.D. in Electrical Engineering from the same institution in 1995. His doctoral thesis focused on the experimental study of lasing without population inversion in ruby, while his master's thesis dealt with the external cavity amplification of photon echo.

Professional Endeavors 🏢

Prof. Ham's career has been marked by significant contributions to academia and research institutions. After completing his Ph.D., he joined the Research Laboratory of Electronics at MIT as a postdoctoral associate, where he conducted research on optical quantum memories from 1996 to 1999. He returned to South Korea in 1999, joining the Electronics and Telecommunications Research Institute (ETRI) as a senior researcher and project leader. From 2003 to 2013, he served as an associate professor, professor, and Inha Fellow Professor at Inha University. In 2013, he joined the Gwangju Institute of Science and Technology (GIST) as a distinguished professor and has been directing the Center for Photon Information Processing since then.

Contributions and Research Focus 🔬

Prof. Ham's research focuses on fundamental quantum physics, specifically the wave nature-based quantum technologies. He has made substantial contributions to solid-state Electromagnetically Induced Transparency (EIT) research in the field of quantum optics. His innovative work includes the development of quantum switches, photon logic gates, quantum optical memories, and advanced optical switching methods. His research has led to several patents, enhancing the practical applications of his theoretical findings.

Accolades and Recognition 🏆

Throughout his illustrious career, Prof. Ham has received numerous awards recognizing his contributions to science and technology. Notable accolades include the Best Award from the Optical Society of Korea (2013), the Best Scientist Award from the City of Incheon (2010), and the Scientist of the Month Award from the Ministry of Education, Science and Technology of South Korea (2010). His innovative patents in quantum technology have further solidified his reputation as a leading researcher in his field.

Impact and Influence 🌍

Prof. Ham's work has had a profound impact on the field of quantum optics and engineering. His research on quantum memories and photon logic gates has paved the way for advancements in quantum computing and communication technologies. With over 100 scientific journal publications, 50 international invited talks, and more than 4600 SCI journal citations, his contributions have significantly influenced both academic and industrial applications.

Legacy and Future Contributions Highlight 🚀

Looking to the future, Prof. Ham continues to be a pioneer in quantum optics and technology. His ongoing research aims to further explore the fundamental principles of quantum physics, with the potential to revolutionize various technological domains. As a mentor and educator, he has inspired countless students and researchers, ensuring the continued growth and evolution of the field. Prof. Ham's legacy is marked by his relentless pursuit of knowledge and innovation, setting a high standard for future generations of scientists and engineers.

Publications 📓

📝Intensity-Product-Based Optical Sensing to Beat the Diffraction Limit in an Interferometer

Authors: Byoung S. Ham
Journal: SensorsYear: 2024

📝Phase-controlled coherent photons for the quantum correlations in a delayed-choice quantum eraser scheme

Authors: Ham, B.S.
Journal: Scientific Reports
Year: 2024

📝Coherently driven quantum features using a linear optics-based polarization-basis control

Authors: Ham, B.S.
Journal: Scientific Reports
Year: 2023

📝Observations of the delayed-choice quantum eraser using coherent photons

Authors: Kim, S., Ham, B.S.
Journal: Scientific Reports
Year: 2023

📝Revisiting self-interference in Young’s double-slit experiments