%0 Journal Article
%T DETERMINAtION OF HOMO-AND INHOMOGENEOUS BROADENING OF ELECTSO-TRANSMITTHNCE SPECTRA OF 11h EXCITON TRANSITION IN In_(0.53) Ga_(0.47)As/In_(0.52)Al_(0.48)As WIDE WELL AT HIGH ELECTRIC FIELD<br>高电场下In_（0．53）Ga_（0．47）As／In_（0．52）Al_（0．
%A Leng Jing
%A <br>冷静
%J 红外与毫米波学报
%D 1994
%I Science Press
%X 研究在外加电场０～５０ｋＶ／ｃｍ范围内，Ｉｎ０．５３Ｇａ０．４７Ａｓ／Ｉｎ０．５２Ａｌ０．４８ＡＳ宽量子阱电透射光谱中１１ｈ激子跃迁的谱线宽度（ＦＷＨＭ）．它可分解为由温度及界面粗糙度引起的非均匀展宽（高斯型）和由外场引起的均匀展宽（劳伦兹型）．用线性叠加的近似公式代替高斯和劳伦兹方程的卷积，再与实验光谱拟合．谱线总宽度、高斯展宽成份及线性叠加系数η均作为拟合参数得到，从而可得劳伦兹展宽．将与外场的关系曲线与理论作比较，在数量级上一致．
%K electrotransmittance spectra
%K quantum wells
%K full width at half
%K maximum<br>电透射光谱，量子阱，谱线宽度
%U http://www.alljournals.cn/get_abstract_url.aspx?pcid=5B3AB970F71A803DEACDC0559115BFCF0A068CD97DD29835&cid=1319827C0C74AAE8D654BEA21B7F54D3&jid=D3B4F771D1A06062008B4D0A2EF05996&aid=8AB65ED04AD9ADDEB4E692E2AE4B106E&yid=3EBE383EEA0A6494&vid=FC0714F8D2EB605D&iid=CA4FD0336C81A37A&journal_id=1001-9014&journal_name=红外与毫米波学报&referenced_num=0&reference_num=0