Juan Maldacena

Juan Maldacena is an Argentine theoretical physicist who has made profound contributions to our understanding of quantum gravity and string theory. He is best known for proposing the AdS/CFT correspondence, a landmark duality that has reshaped modern theoretical physics. A professor at the Institute for Advanced Study in Princeton, New Jersey, his work bridges quantum field theory and general relativity, earning him numerous prestigious awards.

Early life and education

Juan Martín Maldacena was born in Buenos Aires and developed an early interest in physics and mathematics. He completed his undergraduate studies in physics at the University of Buenos Aires before moving to the Instituto Balseiro in Bariloche for further training. His doctoral studies were undertaken at Princeton University under the supervision of Curtis Callan, where he earned his PhD in 1996 with a thesis on topics in string theory and black hole physics.

Career and research

Following his doctorate, Maldacena held postdoctoral positions at Rutgers University and Harvard University, quickly establishing himself as a leading figure in high-energy physics. In 1997, he joined the faculty of Harvard University as a professor before moving to his current position as a permanent faculty member at the Institute for Advanced Study. His research spans quantum gravity, black hole thermodynamics, and cosmology, with significant work on conformal field theory and the holographic principle. He has also made important contributions to the study of de Sitter space and the cosmological constant.

AdS/CFT correspondence

In late 1997, Maldacena formulated the AdS/CFT correspondence, also known as the Maldacena duality, which posits a full equivalence between a theory of quantum gravity in Anti-de Sitter space and a conformal field theory on its boundary. This concrete realization of the holographic principle has provided a powerful tool for studying strongly coupled quantum field theories using the mathematics of string theory and supergravity. The correspondence has had immense impact, influencing diverse areas from nuclear physics and condensed matter physics to quantum information theory, and remains a central focus of research in theoretical physics.

Awards and honors

Maldacena's groundbreaking contributions have been recognized with many of the highest honors in physics. He received a MacArthur Fellowship in 1999, the same year he was awarded the Sackler Prize in Physics. Other major awards include the Xanthopoulos Award from the International Society on General Relativity and Gravitation, the Dirac Medal from the International Centre for Theoretical Physics, and the inaugural Fundamental Physics Prize in 2012. He is a member of the National Academy of Sciences, the American Academy of Arts and Sciences, and was awarded the Albert Einstein Medal in 2018.

Selected publications

* Maldacena, J. M. (1998). "The Large N limit of superconformal field theories and supergravity". Advances in Theoretical and Mathematical Physics. This paper introduced the AdS/CFT correspondence. * Gubser, S. S.; Klebanov, I. R.; Polyakov, A. M. (1998). "Gauge theory correlators from non-critical string theory". Physics Letters B. A seminal work elaborating on the AdS/CFT correspondence. * Maldacena, J. M. (2003). "Eternal black holes in anti-de Sitter". Journal of High Energy Physics. Influential work on the geometry of eternal black holes. * Ryu, S.; Takayanagi, T. (2006). "Holographic derivation of entanglement entropy from AdS/CFT". Physical Review Letters. A pivotal paper building on Maldacena's duality to explore quantum entanglement.

Category:1968 births Category:Living people Category:Argentine theoretical physicists Category:String theorists Category:Institute for Advanced Study faculty Category:MacArthur Fellows Category:Albert Einstein Medal recipients