Dye adsorption of aluminium-and zirconium-based metal organic frameworks with azobenzene dicarboxylate linkers

R Mogale, KG Akpomie, J Conradie… - Journal of Environmental …, 2022 - Elsevier
The high efficiency of metal-organic-frameworks (MOFs) such as the ZIF, MIL and UiO type
species in dye adsorption is well established. Recently, an emerging class of …

Common pulse retrieval algorithm: a fast and universal method to retrieve ultrashort pulses

NC Geib, M Zilk, T Pertsch, F Eilenberger - Optica, 2019 - opg.optica.org
Many ultrashort laser pulse measurement schemes such as frequency-resolved optical
gating (FROG), interferometric FROG, dispersion scan, or time-domain ptychography require …

Optical H2S and SO2 sensor based on chemical conversion and partition differential optical absorption spectroscopy

Y Zhang, Y Wang, Y Liu, X Dong, H Xia… - Spectrochimica Acta Part …, 2019 - Elsevier
An optical sensor based on chemical conversion and partition differential optical absorption
spectroscopy is developed to detect hydrogen sulfide (H 2 S) and sulfur dioxide (SO 2) gas …

A low-cost dual-beam smartphone visible spectrometer

U Jarujareet, G Pichayawaytin, P Sripetch… - Journal of Chemical …, 2023 - ACS Publications
The optical spectrometer is a widely established and widely used scientific instrument for
analyzing biochemical samples. However, it is expensive, bulky, and requires an external …

Noise modeling, evaluation and reduction for the atmospheric lidar technique employing an image sensor

L Mei, L Zhang, Z Kong, H Li - Optics Communications, 2018 - Elsevier
Atmospheric lidar signal, measured by the lidar technique employing an image sensor,
suffers from sunlight shot noise, dark current noise, readout noise, and fixed pattern noise …

Improving optical measurements: non-linearity compensation of compact charge-coupled device (CCD) spectrometers

M Nehir, C Frank, S Aßmann, EP Achterberg - Sensors, 2019 - mdpi.com
Charge-coupled device (CCD) spectrometers are widely used as detectors in analytical
laboratory instruments and as sensors for in situ optical measurements. However, as the …

[HTML][HTML] Validation of the GUM uncertainty framework and the Unscented transformation for Brewer UV irradiance measurements using the Monte Carlo method

C González, JM Vilaplana, FC Parra-Rojas, A Serrano - Measurement, 2025 - Elsevier
The uncertainty evaluation of spectral ultraviolet (UV) irradiance measurements is usually
performed following the recommendations set by the GUM, the standard for uncertainty …

Accurate wavelength calibration method for compact CCD spectrometer

YC Sun, C Huang, G Xia, SQ Jin, HB Lu - JOSA A, 2017 - opg.optica.org
Wavelength calibration is an important step in charge-coupled device (CCD) spectrometers.
In this paper, an accurate calibration method is proposed. A model of a line profile spectrum …

Sensitivity of visible range multi-wavelength algorithms for retinal tissue oximetry to acquisition parameters

C Akitegetse, J Poirier, D Sauvageau - Biomedical Optics Express, 2023 - opg.optica.org
This study examined the sensitivity of broadband spectroscopy algorithms for retinal tissue
oximetry to spectral acquisition parameters. Monte Carlo simulations were conducted on a 4 …

Denoising analysis of compact CCD-based spectrometer

C Huang, G Xia, S Jin, M Hu, S Wu, J Xing - Optik, 2018 - Elsevier
CCD spectrometers are widely used in many fields for quick and accurate measurement of
spectra. This paper firstly analyzes various noise phenomena by using Ocean Optics …