A real-time and portable digital lock-in amplifier for quartz-enhanced photo-acoustic spectroscopy (QEPAS)

2020 ◽  
Author(s):  
Hervé Tatenguem Fankem ◽  
Amrita Devi Josnan ◽  
Morten Hoppe ◽  
Tobias Milde ◽  
Joachim Sacher
Keyword(s):  
Real Time ◽  
Acoustic Spectroscopy ◽  
Lock In ◽  
Photo Acoustic Spectroscopy

Breadboard sized photo-acoustic spectroscopy system using an FPGA based lock-in amplifier

2015 ◽  
Author(s):  
John F. Schill ◽  
Paul M. Pellegrino ◽  
Ellen L. Holthoff ◽  
Mark M. Giza
Keyword(s):  
Acoustic Spectroscopy ◽  
Spectroscopy System ◽  
Lock In ◽  
Photo Acoustic Spectroscopy

Breath air measurement using wide-band frequency tuning IR laser photo-acoustic spectroscopy

2016 ◽  
Author(s):  
Yury V. Kistenev ◽  
Alexey V. Borisov ◽  
Dmitry A. Kuzmin ◽  
Anna A. Bulanova ◽  
Andrey A. Boyko ◽  
...  
Keyword(s):  
Frequency Tuning ◽  
Wide Band ◽  
Band Frequency ◽  
Ir Laser ◽  
Acoustic Spectroscopy ◽  
Photo Acoustic Spectroscopy

Recent Advance in Miniaturization of Photo-Acoustic Spectroscopy Gas Sensor

2015 ◽  
Vol 52 (2) ◽  
pp. 020006
Author(s):  
姜萌 Jiang Meng ◽  
冯巧玲 Feng Qiaoling ◽  
魏宇峰 Wei Yufeng ◽  
王聪颖 Wang Congying ◽  
梁同利 Liang Tongli
Keyword(s):  
Gas Sensor ◽  
Acoustic Spectroscopy ◽  
Photo Acoustic Spectroscopy

Real-time lock-in imaging by a newly developed high-speed image-processing charge coupled device video camera

2003 ◽  
Vol 74 (3) ◽  
pp. 1393-1396 ◽  
Author(s):  
Kentarou Nishikata ◽  
Yoshihide Kimura ◽  
Yoshizo Takai ◽  
Takashi Ikuta ◽  
Ryuichi Shimizu
Keyword(s):  
Image Processing ◽  
Real Time ◽  
High Speed ◽  
Video Camera ◽  
Charge Coupled Device ◽  
Lock In ◽  
High Speed Image Processing

Allan variance for optimal signal averaging—monitoring by diode–laser and CO2 laser photo-acoustic spectroscopy

2009 ◽  
Vol 256 (1) ◽  
pp. 99-101 ◽  
Author(s):  
Jan Skřínský ◽  
Radmila Janečková ◽  
Eva Grigorová ◽  
Michal Střižík ◽  
Pavel Kubát ◽  
...  
Keyword(s):  
Diode Laser ◽  
Co2 Laser ◽  
Allan Variance ◽  
Signal Averaging ◽  
Acoustic Spectroscopy ◽  
Optimal Signal ◽  
Photo Acoustic Spectroscopy

A Time-Resolved Four-Tap Lock-In Pixel CMOS Image Sensor for Real-Time Fluorescence Lifetime Imaging Microscopy

2018 ◽  
Vol 53 (8) ◽  
pp. 2319-2330 ◽  
Author(s):  
Min-Woong Seo ◽  
Yuya Shirakawa ◽  
Yoshimasa Kawata ◽  
Keiichiro Kagawa ◽  
Keita Yasutomi ◽  
...  
Keyword(s):  
Real Time ◽  
Fluorescence Lifetime ◽  
Cmos Image Sensor ◽  
Image Sensor ◽  
Fluorescence Lifetime Imaging Microscopy ◽  
Fluorescence Lifetime Imaging ◽  
Time Resolved ◽  
Lifetime Imaging ◽  
Lock In

scholarly journals Photo-acoustic spectroscopy revealing resonant absorption of self-assembled GaAs-based nanowires

2017 ◽  
Vol 7 (1) ◽  
Author(s):  
Grigore Leahu ◽  
Emilija Petronijevic ◽  
Alessandro Belardini ◽  
Marco Centini ◽  
Roberto Li Voti ◽  
...  
Keyword(s):  
Resonant Absorption ◽  
Acoustic Spectroscopy ◽  
Self Assembled ◽  
Photo Acoustic Spectroscopy
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