Loop Quantum Gravity

Carlo Rovelli

Argues that quantising general relativity directly, without first fixing a background spacetime, gives a theory where space itself is woven from discrete loops.

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Where it is now wrong

A 1998 progress report on a programme that has moved considerably since, most visibly into spin-foam formulations. It remains a clear statement of the motivation and the basic construction, but it is not a current account of where the field stands.

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If this is the wrong level

Too hard? Start hereQuantum Gravity: A Progress ReportSteven Carlip, 2001Surveys the competing programmes for reconciling general relativity with quantum mechanics, and argues the shared open problems matter more than any single approach.

Filed under Relativity & Gravitation in Physics.