[HTML][HTML] Nano-thermoelectric infrared bolometers

A Varpula, K Tappura, J Tiira, K Grigoras, OP Kilpi… - APL Photonics, 2021 - pubs.aip.org
Infrared (IR) radiation detectors are used in numerous applications from thermal imaging to
spectroscopic gas sensing. Obtaining high speed and sensitivity, low-power operation, and …

Uncooled nano-thermoelectric bolometers for infrared imaging and sensing

A Varpula, A Murros, K Sovanto… - … and Materials XX, 2023 - spiedigitallibrary.org
The state-of-the-art quantum infrared photodetectors have high performance, but obtaining
high sensitivity in mid-and long-wavelength infrared (MWIR and LWIR) requires cooling and …

Design and fabrication of nanometer measurement platform for better understanding of silicon mechanical properties

M Haras, JF Robillard, T Skotnicki… - Journal of Applied …, 2023 - pubs.aip.org
Semiconductor industry is experiencing unprecedented growth, still driven by Moore's law,
which is continually delivering devices with improved performance at lower costs. The …

Silicon based nano-thermoelectric bolometers for infrared detection

A Varpula, K Grigoras, K Tappura, AV Timofeev… - Proceedings, 2018 - mdpi.com
The state-of-the-art infrared (IR) detection uses quantum photodetectors and bolometers.
Quantum IR photodetectors are expensive and require cooling, and exotic and toxic …

Infrared Bolometers Based on 40-nm-Thick Nano-Thermoelectric Silicon Membranes

A Murros, K Sovanto, J Tiira, K Tappura… - arXiv preprint arXiv …, 2024 - arxiv.org
State-of the-art infrared photodetectors operating in the mid-and long-wavelength infrared
(MWIR and LWIR) are largely dominated by cryogenically cooled quantum sensors when …

High-performance infrared thermoelectric bolometers based on nanomembranes

A Varpula, K Tappura, J Tiira… - Photonic and …, 2020 - spiedigitallibrary.org
The state-of-the-art infrared (IR) photodetectors are either thermal detectors (bolometers) or
quantum detectors (photovoltaic and photoconductive detectors). Compared to quantum IR …

High-performance silicon-based nano-thermoelectric bolometers for uncooled infrared sensing

A Varpula, A Murros, K Sovanto… - Electro-Optical and …, 2023 - spiedigitallibrary.org
Infrared (IR) sensors and photodetector arrays are employed in various imaging applications
(such as night vision), remote temperature measurement, and chemical analysis. These …

[PDF][PDF] Optimal Mid-Infrared Photon Detectors for Use with Voltage-Tunable Filters in Gas Sensing Applications

M Huuhtanen - 2018 - aaltodoc.aalto.fi
Measurements of CO2 and CH4 in industrial applications and processes have a wide variety
of needs where the Vaisala CARBOCAP technology can be used. CARBOCAP is a …