A set of five gas discharge tubes are arranged such that when they are touched with a Tesla coil, their characteristically colored emission spectra are seen. The Tesla coil can burn your skin on ...
Balloons filled with hydrogen and containing metal salts are ignited. When the balloon explodes, the characteristically colored flame for that metal is seen. This is best performed outside or in a ...
NSC announces selections for Advanced Dynamic Spectrum Sharing Demonstration (ADSSD) awards funded by the Department of War to boost spectrum resilience and US leadership in wireless technologies ...
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