In 1988, John Cardy asked if there was a c-theorem in four dimensions.
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Tag Archives: the-test
Feed SubscriptionNew research improves quality of free electron laser
The free electron laser is the next step in the development of equipment to help us see the structure of materials. Nino Čutić at MAX-lab in Lund, Sweden, has done a PhD in further improving the test free electron laser at the laboratory.
Read More »Are you a food addict? Take our online test
For some people, food really is an addiction - and here's the test to prove it.
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