00436nam a2200133 a 450000500170000000800410001704100080005810000170006624500400008326400260012394200070014999900170015695201290017320260717091726.0260717s        ii            000 0 eng d  aeng1 aGhatak, Ajay10aOptical electronics /cGhatak, Ajay 1bCambridge University,  cBK  c38152d38152  00102ddc40708DCaBKBCLbBKBCLd1999-09-21g225.00l0o621.380414 GHAp39498r2026-07-17 09:17:26v225.00w2026-07-17yBK