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Pushan Guha Roy on Muck Rack

Pushan Guha Roy

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Articles

Wavelength-switchable ultraviolet light-emitting diodes

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By Anirban Bhattacharyya, A.P.C. Road, Pushan Guha Roy, Sayantani Sen
| Optica Verified
Abstract Dual-wavelength ultraviolet light-emitting diodes (UV-LEDs) exhibiting two discrete emission peaks of comparable intensities are reported in this work. Furthermore, this is the first report where complete switching between these two peaks was achieved by simply changing the duty cycle of the pulsed-mode excitation.
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