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News
Members of the Climate and Ocean Evolution Chair are mobilizing to study fine particle air pollution. Their work on the origin of aerosols in Alpine valleys was recently published in the journal Atmospheric Chemistry and Physics. Pollution over Paris …
Published on 24 January 2017
Series
In my opening lecture, I explained how the classical notions of 1) measure theory ; 2) topology of locally compact spaces and 3) de Rham current theory are replaced in the non-commutative case by 1) von Neumann algebras ; 2) C*-algebras ; 3) cyclic …
News
Monday, January 16, 2017 Thierry Mandon , Secretary of State for Higher Education and Research, has signed the agreement marking the launch of the program to help welcome scientists in exile. Collège de France becomes the operator of this program and the …
Published on 16 January 2017
Event
In the second lesson, we examined how electron fluid screens the charge of individual electrons and arrived at the notion of quasi-particles, low-energy fermionic excitations of electron fluid that obey the Pauli exclusion principle and carry a transverse …
5:00 - 6:00pm
Event
Abstract The first lesson began with a reminder of the difference between universal constants, such as the quantum of action (Planck's constant) and the quantum of charge, and microscopic constants, such as the mass of the electron and proton. We also …
5:00 - 6:00pm
Event
A Collège de France - CNED coproduction Abstract " Economic science focuses on the creation of material wealth, a field where "action is not always the sister of dreams", to quote the poet once more. It is part of a disenchantment of the world, the kind …
6:00 - 7:00pm
Event
A Collège de France -   CNED coproduction Abstract " This brief exchange is part of the golden legend of our discipline. It took place, seventy-eight years ago in one month's time, on the afternoon of Sunday, November 26 1922, on one of those luminous …
6:00 - 7:00pm
Series
The year's lecture Abstract is not available. …
Series
The year's lecture Abstract is not available. …