K. Gallacher, A. Ballabio, R. Millar, A. Samarelli, J. Frigerio, D. Chrastina, G. Isella, L. Baldassarre, M. Ortolani, E. Sakat, P. Biagioni, D. Paul
{"title":"Mid-infrared intersubband absorption in p-Ge/SiGe quantum wells grown on Si","authors":"K. Gallacher, A. Ballabio, R. Millar, A. Samarelli, J. Frigerio, D. Chrastina, G. Isella, L. Baldassarre, M. Ortolani, E. Sakat, P. Biagioni, D. Paul","doi":"10.1109/GROUP4.2015.7305931","DOIUrl":null,"url":null,"abstract":"Intersubband absorption from p-Ge quantum wells grown on Si is demonstrated. The absorption can be tuned by adjusting the quantum well thickness. FTIR transmission measurements on as-grown wafers show broad absorption at mid-infrared wavelengths.","PeriodicalId":244331,"journal":{"name":"2015 IEEE 12th International Conference on Group IV Photonics (GFP)","volume":"45 1","pages":"0"},"PeriodicalIF":0.0000,"publicationDate":"2015-10-23","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":"0","resultStr":null,"platform":"Semanticscholar","paperid":null,"PeriodicalName":"2015 IEEE 12th International Conference on Group IV Photonics (GFP)","FirstCategoryId":"1085","ListUrlMain":"https://doi.org/10.1109/GROUP4.2015.7305931","RegionNum":0,"RegionCategory":null,"ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":null,"EPubDate":"","PubModel":"","JCR":"","JCRName":"","Score":null,"Total":0}
引用次数: 0
Abstract
Intersubband absorption from p-Ge quantum wells grown on Si is demonstrated. The absorption can be tuned by adjusting the quantum well thickness. FTIR transmission measurements on as-grown wafers show broad absorption at mid-infrared wavelengths.