简介: ItislearnedfromtheMinistryofScienceandTechnologythatinordertopromotetheshiftofChina'schemicalindustrytowardanenergyefficientandenvironmentallyfriendlyproductmode,thetechnologyforintensificationofchemicalreactionprocesseshasbeenincludedintheNational"863"Projectofthe"EleventhFive-YearPlan",andtheapplicationforresearchprojectproposalsistobeaccepted.……
简介:Thephotocurrent-voltagecharacteristicsandphotoelectricsensitivityofa-Si:Hsampleswithslitandcombelectrodesaremeasured.Amethodforcalculatingthechargeintensifyinggainfromthephotoelectricsensitivityisproposed.Theobtainedchargeintensifyinggainofa-Si:Hunderanelectricfieldof105V/cmthroughthismethodisashighas4.3×103.Thegenerationprocessofthechargeintensificationeffectina-Si:Hisdiscussedonthebasisoftheenergyleveldiagram.Andtheproductofelectron’smobilityanditslifetimeiscalculatedfromthemeasuredvaluesofthegains.