Photonic topological insulators guide light robustly, but not at multiple colors needed for applications like frequency doubling. The authors theoretically demonstrate a broadband nonlinear resonator ...

Investopedia contributors come from a range of backgrounds, and over 25 years there have been thousands of expert writers and editors who have contributed. Gordon Scott has been an active investor and ...

Molecular dynamics is a method that uses Newton’s equations of motion to computationally simulate the time evolution of a set of interacting atoms. Such techniques are dependent on a description of ...

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