Duncan Haldane

Duncan Haldane is a very important physicist. A physicist studies how the physical world works. He is famous for his work in condensed matter physics. This field looks at how small parts of matter act together.

He helps us understand how matter can change in special ways. His discoveries help us see the hidden rules of nature. These rules are called topological phases of matter.

One way Haldane works is by using math to describe shapes. He studied something called the fractional quantum Hall effect. This is a special way matter behaves in certain conditions. He created a new way to describe its shape.

He used a new idea called quantum geometry. This helped explain how parts of the matter move together. His work replaced older ideas used since 1990. It helped scientists understand the collective modes of these states.

Duncan Haldane grew up in England. He was born on September 14, 1951. His father was a doctor in the British Army. His mother was from Slovenia.

He went to St Paul's School in London. Later, he studied at Christ's College, Cambridge. He earned his PhD there in 1978. He worked with a scientist named Philip Warren Anderson. This training helped him start his big career.

His career has taken him to many places. He worked at the Institut Laue–Langevin in France. Then, he moved to the University of Southern California. He also taught at the University of California, San Diego.

Now, he is a professor at Princeton University. In 2016, he won the Nobel Prize in Physics. He shared this prize with David J. Thouless and J. Michael Kosterlitz. They won for finding topological phase transitions.

Many groups have honored his great work. He is a Fellow of the Royal Society. He is also a member of the U.S. National Academy of Sciences.

He has won the Dirac Medal and the Oliver E. Buckley Prize. Haldane holds many important titles at Princeton. He is the Sherman Fairchild University Professor of Physics. His life shows how curiosity leads to great discoveries.