{"title":"Measurement of electron mobility in liquid and gaseous argon at low electric field strengths and in the critical region","authors":"P. Lamp, R. Eibl, G. Buschhorn","doi":"10.1109/ICDL.1990.202855","DOIUrl":null,"url":null,"abstract":"The mobility of excess electrons in argon has been determined from drift time measurements using the pulse-shape method. The excess electrons were generated by pulsed emission from a photocathode. The measurements were performed in liquid argon in the temperature range T/sub c/-35 K <or=T<or=T/sub c/ and in gaseous argon in the temperature range T/sub c/<or=T<or=T/sub c/+2 K at field strengths between 3 V/cm and 50 V/cm. At the mobility maximum, observed at about T/sub c/-5 K, an increase of the mobility down to a field strength of 3 V/cm is observed; outside the mobility maximum the low field mobility is independent of field strength. A precision temperature regulation system made it possible to approach T/sub c/ within 2 mK. The low field mobility at T/sub c/ is determined to mu /sub c/ approximately=160 cm/sup 2//Vs.<<ETX>>","PeriodicalId":193137,"journal":{"name":"10th International Conference on Conduction and Breakdown in Dielectric Liquids","volume":"65 1","pages":"0"},"PeriodicalIF":0.0000,"publicationDate":"1990-09-10","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":"3","resultStr":null,"platform":"Semanticscholar","paperid":null,"PeriodicalName":"10th International Conference on Conduction and Breakdown in Dielectric Liquids","FirstCategoryId":"1085","ListUrlMain":"https://doi.org/10.1109/ICDL.1990.202855","RegionNum":0,"RegionCategory":null,"ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":null,"EPubDate":"","PubModel":"","JCR":"","JCRName":"","Score":null,"Total":0}
引用次数: 3
Abstract
The mobility of excess electrons in argon has been determined from drift time measurements using the pulse-shape method. The excess electrons were generated by pulsed emission from a photocathode. The measurements were performed in liquid argon in the temperature range T/sub c/-35 K >