Far-field self-focusing and -defocusing radiation behaviors of the electroluminescent light sources due to negative refraction

Yu-Feng YinYen-Chen LinTsung-Han TsaiYi-Chun ShenJianJang HuangJIAN-JANG HUANG2018-09-102018-09-102013-01http://scholars.lib.ntu.edu.tw/handle/123456789/380024Far-field self-focusing and -defocusing radiation behaviors of the electroluminescent light sources due to negative refractionjournal article10.1364/ol.38.000184