Fourier transform spectrometers (FTS), mostly working in infrared (IR) or near infrared (NIR)
range, provide a variety of chemical or material analysis with high sensitivity and accuracy …

Portable and handheld spectrometers are being developed and commercialized in the late
few years leveraging the rapidly-progressing technology and triggering new markets in the …

Miniaturized spectrometers are being developed in the recent few years leveraging the
rapidly-progressing technology and triggering new markets in the field of on-site and mobile …

The worldwide concern for environmental pollution, climate change and health hazards
caused by various pollutants has significantly increased in the recent past. Various …

In this work we report, for the first time to the best of our knowledge, a bulk-micromachined
wideband MEMS-based spectrometer covering both the NIR and the MIR ranges and …

In this work, we report carbon dioxide gas sensing in the ambient air in the mid-infrared
range around 4250 nm using MEMS FTIR spectrometer. The core engine of the …

In this work, we present a novel architecture for Fourier transform spectrometers based on
cascaded low-finesse FP interferometers. One of the interferometers has fixed path length …

The Fourier transform spectrometer based on cascaded Fabry–Perot interferometers is
analyzed, where one of the interferometers has a fixed length, while the other is scanning …

Miniaturized MEMS FTIR spectrometers are one of most important candidates for portable
environmental sensing due to their compacted and low cost, while leveraging the optical …

Infrared portable spectral sensors are greatly required for rapid and simultaneous analysis
of material composition; triggering new applications in the domain of on-site spectroscopy …