Hongjie Dai (; born 2 May 1966 in

Shaoyang Shaoyang (), formerly named Baoqing (Paoking) (), is a prefecture-level city in southwestern Hunan province, China, bordering Guangxi to the south. It has a history of 2500 years and remains an important commercial and transportation city in Huna ...

China China, officially the People's Republic of China (PRC), is a country in East Asia. With population of China, a population exceeding 1.4 billion, it is the list of countries by population (United Nations), second-most populous country after ...

). is a Chinese–American nanotechnologist, applied physicist, and chemist. He is the Sapientia Eminence Professor at the

University of Hong Kong The University of Hong Kong (HKU) is a public research university in Pokfulam, Hong Kong. It was founded in 1887 as the Hong Kong College of Medicine for Chinese by the London Missionary Society and formally established as the University of ...

and the J.G. Jackson & C.J. Wood Professor of Chemistry at

Stanford University Leland Stanford Junior University, commonly referred to as Stanford University, is a Private university, private research university in Stanford, California, United States. It was founded in 1885 by railroad magnate Leland Stanford (the eighth ...

.. A leading figure in the study of

carbon nanotubes A carbon nanotube (CNT) is a tube made of carbon with a diameter in the nanometre range (nanoscale). They are one of the allotropes of carbon. Two broad classes of carbon nanotubes are recognized: * ''Single-walled carbon nanotubes'' (''SWC ...

, Dai is ranked as one of the top chemists in the world by Science Watch. He is currently the scientific advisor and co-founder to Nirmidas Biotech, Inc., which aims to commercialize his breakthrough research on NIR-II dyes and plasmonic gold (pGOLD) to applications in healthcare and in vitro diagnostics. Dai received a B.S. in physics from

Tsinghua University Tsinghua University (THU) is a public university in Haidian, Beijing, China. It is affiliated with and funded by the Ministry of Education of China. The university is part of Project 211, Project 985, and the Double First-Class Constructio ...

in 1989, then went to the United States through the CUSPEA program organized by Prof. T. D. Lee. He finished an M.S. in applied sciences from

Columbia University Columbia University in the City of New York, commonly referred to as Columbia University, is a Private university, private Ivy League research university in New York City. Established in 1754 as King's College on the grounds of Trinity Churc ...

in 1991, and a PhD in applied physics from

Harvard University Harvard University is a Private university, private Ivy League research university in Cambridge, Massachusetts, United States. Founded in 1636 and named for its first benefactor, the History of the Puritans in North America, Puritan clergyma ...

in 1994 under the direction of Prof. Charles Lieber. After

postdoctoral research A postdoctoral fellow, postdoctoral researcher, or simply postdoc, is a person professionally conducting research after the completion of their doctoral studies (typically a PhD). Postdocs most commonly, but not always, have a temporary acade ...

at Harvard, he joined the Stanford faculty as an assistant professor in 1997. In 2024, Dai joined the

as a joint Professor of department of chemistry and department of mechanical engineering. Among his awards are the

American Chemical Society The American Chemical Society (ACS) is a scientific society based in the United States that supports scientific inquiry in the field of chemistry. Founded in 1876 at New York University, the ACS currently has more than 155,000 members at all ...

's ACS Award in pure chemistry, 2002, the Julius Springer Prize for Applied Physics, 2004, and the

American Physical Society The American Physical Society (APS) is a not-for-profit membership organization of professionals in physics and related disciplines, comprising nearly fifty divisions, sections, and other units. Its mission is the advancement and diffusion of ...

James C. McGroddy Prize for New Materials The James C. McGroddy Prize for New Materials is a prize that has been awarded annually by the American Physical Society since 1975, but was only given that name following its endowment by IBM in 1999. Prior to that it was known as the International ...

, 2006. He was elected to the

American Academy of Arts and Sciences The American Academy of Arts and Sciences (The Academy) is one of the oldest learned societies in the United States. It was founded in 1780 during the American Revolution by John Adams, John Hancock, James Bowdoin, Andrew Oliver, and other ...

in 2009, and to the

American Association for the Advancement of Science The American Association for the Advancement of Science (AAAS) is a United States–based international nonprofit with the stated mission of promoting cooperation among scientists, defending scientific freedom, encouraging scientific responsib ...

in 2011. He was elected a member of the

National Academy of Sciences The National Academy of Sciences (NAS) is a United States nonprofit, NGO, non-governmental organization. NAS is part of the National Academies of Sciences, Engineering, and Medicine, along with the National Academy of Engineering (NAE) and the ...

in 2016, and in 2019 he was elected a member of the

National Academy of Medicine The National Academy of Medicine (NAM), known as the Institute of Medicine (IoM) until 2015, is an American nonprofit, non-governmental organization. The National Academy of Medicine is a part of the National Academies of Sciences, Engineerin ...

and a foreign member of the

Chinese Academy of Sciences The Chinese Academy of Sciences (CAS; ) is the national academy for natural sciences and the highest consultancy for science and technology of the People's Republic of China. It is the world's largest research organization, with 106 research i ...

References

{{DEFAULTSORT:Dai, Hongjie 1966 births Living people 21st-century American physicists American nanotechnologists Carbon scientists American people of Chinese descent Chemists from Hunan Chinese nanotechnologists Columbia School of Engineering and Applied Science alumni Fellows of the American Academy of Arts and Sciences Fellows of the American Association for the Advancement of Science Harvard University alumni Members of the United States National Academy of Sciences People from Shaoyang Physicists from Hunan Stanford University Department of Chemistry faculty Tsinghua University alumni Foreign members of the Chinese Academy of Sciences Members of the National Academy of Medicine