Weproposeaspatialdiffractiondiagnosticmethodviainsertingamillimeter-gapdoubleslitintothecollimatedterahertzbeamtomonitortheminutevariationoftheterahertzbeaminstrong-fieldterahertzsources,whichisdifficulttoberesolvedinconventionalterahertzimagingsystems.Toverifythemethod,weintentionallyfabricatetinyvariationsoftheterahertzbeamthroughtuningtheirisfortheinfraredpumpingbeambeforethetilted-pulse-frontpumpingsetups.Thephenomenacan
2021/11/22 7:33:24
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