{"title":"ADP phase transition studied by infrared absorption","authors":"E. Wiener (Avnear) , S. Levin , I. Pelah","doi":"10.1016/0031-9163(66)90393-3","DOIUrl":null,"url":null,"abstract":"<div><p>The infrared absorption spectrum (250 to 4000 cm<sup>−1</sup>) of NH<sub>4</sub>H<sub>2</sub>PO<sub>4</sub> was taken above and below the Curie temperature. Suggestions are put forward as to the hydrogen ordering in the antiferroelectric phase.</p></div>","PeriodicalId":101027,"journal":{"name":"Physics Letters","volume":"23 9","pages":"Pages 533-535"},"PeriodicalIF":0.0000,"publicationDate":"1966-11-28","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://sci-hub-pdf.com/10.1016/0031-9163(66)90393-3","citationCount":"5","resultStr":null,"platform":"Semanticscholar","paperid":null,"PeriodicalName":"Physics Letters","FirstCategoryId":"1085","ListUrlMain":"https://www.sciencedirect.com/science/article/pii/0031916366903933","RegionNum":0,"RegionCategory":null,"ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":null,"EPubDate":"","PubModel":"","JCR":"","JCRName":"","Score":null,"Total":0}
引用次数: 5
Abstract
The infrared absorption spectrum (250 to 4000 cm−1) of NH4H2PO4 was taken above and below the Curie temperature. Suggestions are put forward as to the hydrogen ordering in the antiferroelectric phase.