{"title":"Coherent perfect absorption with Gaussian beams","authors":"S. Dey, S. Singh","doi":"10.1109/WRAP.2013.6917665","DOIUrl":null,"url":null,"abstract":"We study coherent perfect absorption in a metal-dielectric composite slab with bi-directional illumination using Gaussian beams. We show that CPA is possible with broader Gaussian beams, while tightly focused beams lead to incomplete absorption.","PeriodicalId":386455,"journal":{"name":"Workshop on Recent Advances in Photonics (WRAP)","volume":null,"pages":null},"PeriodicalIF":0.0000,"publicationDate":"2013-12-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":"0","resultStr":null,"platform":"Semanticscholar","paperid":null,"PeriodicalName":"Workshop on Recent Advances in Photonics (WRAP)","FirstCategoryId":"1085","ListUrlMain":"https://doi.org/10.1109/WRAP.2013.6917665","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
We study coherent perfect absorption in a metal-dielectric composite slab with bi-directional illumination using Gaussian beams. We show that CPA is possible with broader Gaussian beams, while tightly focused beams lead to incomplete absorption.