Ultrasensitive photoacoustic sensor based on quantum cascade laser spectroscopy

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• 作者：Deepak Kumar ; Surya Gautam ; Subodh Kumar ; Saurabh Gupta ; Hari B. Srivastava ; Surya N. Thakur¹ ; Ramesh C. Sharma ; ^{ramehsharma@lastec.drdo.in} ; ^{rameshsmarma06@yahoo.com}
• 关键词：Quantum cascade laser spectroscopy ; I R spectroscopy ; Photoacoustic sensor ; Resonant photoacoustic cell one side open ; Lock-in amplifier card ; Mixture of explosive trace detection ; COMSOL software
• 刊名：Spectrochimica Acta Part A: Molecular and Biomolecular Spectroscopy
• 出版年：2017
• 出版时间：5 April 2017
• 年：2017
• 卷：176
• 期：Complete
• 页码：47-51
• 全文大小：937 K
• 卷排序：176

文摘

Developed T-type resonant photoacoustic cell with high Q value Piezo microphone resonant at 40 kHz. Comsol Multiphysics Software Mid IR Photoacoustic Spectroscopy Detection of Mixture of Molecules Application in Forensic and Homeland security.