Mid-infrared tunable laser-based broadband fingerprint absorption spectroscopy for trace gas sensing: a review
The vast majority of gaseous chemical substances exhibit fundamental rovibrational
absorption bands in the mid-infrared spectral region (2.5–25 μm), and the absorption of light …
absorption bands in the mid-infrared spectral region (2.5–25 μm), and the absorption of light …
Highly sensitive and real-simultaneous CH4/C2H2 dual-gas LITES sensor based on Lissajous pattern multi-pass cell
H Sun, Y He, S Qiao, Y Liu, Y Ma - Opto-Electronic Science, 2024 - oejournal.org
In this paper, a novel highly sensitive methane (CH 4) and acetylene (C 2 H 2) dual-gas light-
induced thermoelectric spectroscopy (LITES) sensor based on Lissajous space-division …
induced thermoelectric spectroscopy (LITES) sensor based on Lissajous space-division …
Three-dimensional printed miniature fiber-coupled multipass cells with dense spot patterns for ppb-level methane detection using a near-IR diode laser
Tunable diode laser absorption spectroscopy (TDLAS) based on a multipass cell (MPC) is a
powerful analytical tool and is widely applied to air quality monitoring, industrial process …
powerful analytical tool and is widely applied to air quality monitoring, industrial process …
Sub-ppb nitrogen dioxide detection with a large linear dynamic range by use of a differential photoacoustic cell and a 3.5 W blue multimode diode laser
A sub-ppb level photoacoustic spectroscopy (PAS)-based sensor for nitrogen dioxide (NO 2)
detection was developed by means of a 3.5 W CW multimode diode laser emitting at 447 …
detection was developed by means of a 3.5 W CW multimode diode laser emitting at 447 …
Palm-sized laser spectrometer with high robustness and sensitivity for trace gas detection using a novel double-layer toroidal cell
S Feng, X Qiu, G Guo, E Zhang, Q He, X He… - Analytical …, 2021 - ACS Publications
A palm-sized laser spectrometer has been developed for detecting trace gases based on
tunable diode laser absorption spectroscopy in combination with a novel double-layer …
tunable diode laser absorption spectroscopy in combination with a novel double-layer …
End-to-end methane gas detection algorithm based on transformer and multi-layer perceptron
C Liu, G Wang, C Zhang, P Patimisco, R Cui, C Feng… - Optics …, 2023 - opg.optica.org
In this paper, an end-to-end methane gas detection algorithm based on transformer and
multi-layer perceptron (MLP) for tunable diode laser absorption spectroscopy (TDLAS) is …
multi-layer perceptron (MLP) for tunable diode laser absorption spectroscopy (TDLAS) is …
Methane gas sensing properties of Pd-doped SnO2/reduced graphene oxide synthesized by a facile hydrothermal route
In this paper, palladium (Pd)-doped tin oxide (SnO 2)/partially reduced graphene oxide
(PRGO) and Pd-doped SnO 2/reduced graphene oxide (rGO) nanocomposites are …
(PRGO) and Pd-doped SnO 2/reduced graphene oxide (rGO) nanocomposites are …
Breath analysis using external cavity diode lasers: a review
I Bayrakli - Journal of biomedical optics, 2017 - spiedigitallibrary.org
Most techniques that are used for diagnosis and therapy of diseases are invasive. Reliable
noninvasive methods are always needed for the comfort of patients. Owing to its …
noninvasive methods are always needed for the comfort of patients. Owing to its …
Ppb-level photoacoustic sensor system for saturation-free CO detection of SF6 decomposition by use of a 10 W fiber-amplified near-infrared diode laser
A photoacoustic sensor system for the ppb-level CO detection of sulphur hexafluoride (SF 6)
decomposition was developed by use of a 10 W fiber-amplified near-infrared (NIR) diode …
decomposition was developed by use of a 10 W fiber-amplified near-infrared (NIR) diode …
Palm-sized methane TDLAS sensor based on a mini-multi-pass cell and a quartz tuning fork as a thermal detector
A palm-sized methane (CH_4) tunable diode laser absorption spectroscopy (TDLAS) sensor
is reported, in which a quartz tuning fork (QTF) is used as a thermal detector, working …
is reported, in which a quartz tuning fork (QTF) is used as a thermal detector, working …