[HTML][HTML] Laser sensors for energy systems and process industries: Perspectives and directions
Sensors are perhaps the most important and integral components of our modern society.
With global warming and environmental pollution garnering ever-increasing attention, as …
With global warming and environmental pollution garnering ever-increasing attention, as …
Techniques to enhance the photoacoustic signal for trace gas sensing: A review
Photoacoustic spectroscopy (PAS), which relies on the detection of absorption-induced
acoustic waves, is widely used for gas sensing. This paper summarizes and discusses most …
acoustic waves, is widely used for gas sensing. This paper summarizes and discusses most …
[HTML][HTML] Ppb-level detection of methane based on an optimized T-type photoacoustic cell and a NIR diode laser
This paper presents an optimized T-type resonant photoacoustic (PA) cell for methane (CH
4) gas detection. The noise transmission coefficients and PA field distributions of the T-type …
4) gas detection. The noise transmission coefficients and PA field distributions of the T-type …
On-chip optical gas sensors based on group-IV materials
Compact and smart optical gas sensors have attracted significant attention over the past few
decades. Among the materials used for developing such gas sensors, group-IV materials …
decades. Among the materials used for developing such gas sensors, group-IV materials …
[PDF][PDF] Photoacoustic spectroscopy in trace gas monitoring
FJM Harren, SM Cristescu - 2019 - repository.ubn.ru.nl
Update based on the original article by Frans JM Harren, Gina Cotti, Jos Oomens, Sacco te
Lintel Hekkert, Encyclopedia of Analytical Chemistry,© 2000, John Wiley & Sons, Ltd. time …
Lintel Hekkert, Encyclopedia of Analytical Chemistry,© 2000, John Wiley & Sons, Ltd. time …
Photoacoustic spectroscopy based on vertical cruciform multi-stepped photoacoustic cell achieving ppb-level acetylene detection
S Xu, Q Wang, Z Zhu, J Wang, X Zou, Z Li… - Sensors and Actuators B …, 2024 - Elsevier
A photoacoustic spectroscopy (PAS) based on vertical cruciform multi-stepped
photoacoustic cell (CMS-PAC) was developed to achieve highly sensitive detection of trace …
photoacoustic cell (CMS-PAC) was developed to achieve highly sensitive detection of trace …
Simultaneous detection of greenhouse gases CH4 and CO2 based on a dual differential photoacoustic spectroscopy system
In addition to the atmospheric measurement, detection of dissolved carbon oxides and
hydrocarbons in a water region is also an important aspect of greenhouse gas monitoring …
hydrocarbons in a water region is also an important aspect of greenhouse gas monitoring …
Highly sensitive acetylene detection based on multi-pass retro-reflection-cavity-enhanced photoacoustic spectroscopy and a fiber amplified diode laser
Y Ma, S Qiao, Y He, Y Li, Z Zhang, X Yu, FK Tittel - Optics Express, 2019 - opg.optica.org
In this paper, a multi-pass retro-reflection-cavity-enhanced photoacoustic spectroscopy
(PAS) based gas sensor is reported for the first time. The multi-pass retro-reflection-cavity …
(PAS) based gas sensor is reported for the first time. The multi-pass retro-reflection-cavity …
High-sensitivity photoacoustic gas detector by employing multi-pass cell and fiber-optic microphone
A high-sensitivity photoacoustic (PA) spectroscopy (PAS) system is proposed for dual
enhancement from both PA signal excitation and detection by employing a miniaturized …
enhancement from both PA signal excitation and detection by employing a miniaturized …
Fiber-ring laser intracavity QEPAS gas sensor using a 7.2 kHz quartz tuning fork
A novel trace gas sensor exploiting fiber-ring laser intracavity quartz-enhanced
photoacoustic spectroscopy (FLI-QEPAS) is reported. The gas sensor system couples an …
photoacoustic spectroscopy (FLI-QEPAS) is reported. The gas sensor system couples an …