摘要
Severalindolederivativeswithdifferent‘3-'substituentshavebeeninvestigatedbyterahertz(THz)time-domainspectroscopy.Thelow-frequencyabsorptionspectraandrefractiveindiceswereobtainedintherangeof0.2THzto2.5THz(7cm–1to83cm–1).Thesederivativeswithdifferentsubstituentspresentdistinctfeatures,whichsuggeststhatTHzspectroscopyissensitivetodifferentstructuresandcomponentsofthesechemicals.Thedensityfunctionaltheorywasemployedtocalculatethelow-frequencyvibrationalpropertiesofindole-3-carboxylicacidandindole-3-propionicacidbasedontheircrystalstructures,andtheintermolecularinteractionswereinvolved.Meanwhile,thetemperaturedependenceofthespectraagreedwiththecalculatedresults.ThequantitativeanalysisofaternarymixturewasstudiedbytakingtheTHzfingerprintsintoaccount,andtheresultsdemonstrateTHzspectroscopyhasgreatpotentialforthepracticalapplicationsinbiochemistryandpharmaceutics.
出版日期
2016年04月14日（中国期刊网平台首次上网日期，不代表论文的发表时间）
