Search Results - "Vaskuri, Anna"

Temperature invariant energy value in LED spectra by Baumgartner, Hans, Vaskuri, Anna, Kärhä, Petri, Ikonen, Erkki

“…Relative emission spectra of light-emitting diodes (LEDs) depend on the junction temperature. The high-energy region of the emission spectrum can be modelled…”
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Impact ionization in silicon at low charge-carrier energies by Korpusenko, Mikhail, Vaskuri, Anna, Manoocheri, Farshid, Ikonen, Erkki

“…Photons absorbed in silicon produce electron–hole pairs, which can cause impact ionization and quantum yield larger than one. Reliable determination of quantum…”
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Optical Power Scale Realization by Laser Calorimeter after 45 Years of Operation by Spidell, Matthew T, Vaskuri, Anna K

“…To calibrate laser power and energy meters, the National Institute of Standards and Technology (NIST) uses several detector-based realizations of the scale for…”
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Characteristics of Aluminium-stabilized HTS Detector Magnet Cable at 4 K and 5 T by Vaskuri, Anna K., Eijnden, Joep L. Van den, Cure, Benoit, Dudarev, Alexey, Mentink, Matthias

“…A high-temperature superconducting (HTS) cable for future particle detector magnets has been developed using a 99.3% pure aluminium alloy as a stabilizer for…”
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HTS Detector Magnet Demonstrator Based on a 3D-Printed Partially-Insulated Support Cylinder by Eijnden, Joep L. Van den, Vaskuri, Anna K., Cure, Benoit, Dudarev, Alexey, Mentink, Matthias

“…In this work, we extend the experimental demonstration of partially-insulated, ultra-radiation transparent detector magnet technology based on a 3D-printed…”
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High-accuracy room temperature planar absolute radiometer based on vertically aligned carbon nanotubes by Vaskuri, Anna K., Stephens, Michelle S., Tomlin, Nathan A., Spidell, Matthew T., Yung, Christopher S., Walowitz, Andrew J., Straatsma, Cameron, Harber, David, Lehman, John H.

“…We have developed a planar absolute radiometer for room temperature (PARRoT) that will replace the legacy C-series calorimeter as the free-space…”
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Aluminium-Stabilized High-Temperature Superconducting Cable for Particle Detector Magnets by Vaskuri, Anna, Cure, Benoit, Dudarev, Alexey, Mentink, Matthias

“…Within the context of EP R&D, CERN is developing a high-temperature superconducting (HTS) conductor for future superconducting detector magnet projects. The…”
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Towards Ultra-Thin Detector Magnet Designs by Insulating Coil Windings with V O -Epoxy Composite by Vaskuri, Anna, Cure, Benoit, Dudarev, Alexey, Mentink, Matthias, Pfeiffer, Stephan, Teissandier, Benoit

“…We have measured temperature dependent resistivity of two types of vanadium oxide (V <inline-formula><tex-math…”
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Calibration of Near-Infrared Detectors Using a Wavelength Tunable Light Source by Maham, Kinza, Vaskuri, Anna, Manoocheri, Farshid, Ikonen, Erkki

“…This paper presents the spectral responsivity calibrations of two indium gallium arsenide (InGaAs) and one germanium based near-infrared photovoltaic detectors…”
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Absolute radiation pressure detector using a diamagnetically levitating test mass by Vaskuri, Anna K., Rahn, Daniel W., Williams, Paul A., Lehman, John H.

“…We have developed an absolute radiometer to measure laser power by means of radiation pressure in a closed control-loop configuration using diamagnetically…”
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A temperature controller for high power light emitting diodes based on resistive heating and liquid cooling by Baumgartner, Hans, Vaskuri, Anna, Kärhä, Petri, Ikonen, Erkki

“…This paper describes a temperature controller that can be used to stabilize and control the p-n junction temperatures of high power light emitting diodes (LED)…”
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Uncertainty analysis of total ozone derived from direct solar irradiance spectra in the presence of unknown spectral deviations by Vaskuri, Anna, Kärhä, Petri, Egli, Luca, Gröbner, Julian, Ikonen, Erkki

“…We demonstrate the use of a Monte Carlo model to estimate the uncertainties in total ozone column (TOC) derived from ground-based direct solar spectral…”
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CCAT: LED Mapping and Characterization of the 280 GHz TiN KID Array by Middleton, Alicia, Choi, Steve K, Walker, Samantha, Austermann, Jason, Burgoyne, James R, Butler, Victoria, Chapman, Scott C, Crites, Abigail T, Duell, Cody J, Freundt, Rodrigo G, Huber, Anthony I, Huber, Zachary B, Hubmayr, Johannes, Keller, Ben, Lin, Lawrence T, Niemack, Michael D, Patel, Darshan, Sinclair, Adrian K, Smith, Ema, Vaskuri, Anna, Vavagiakis, Eve M, Vissers, Michael, Wang, Yuhan, Wheeler, Jordan

“…Prime-Cam, one of the primary instruments for the Fred Young Submillimeter Telescope (FYST) developed by the CCAT Collaboration, will house up to seven…”
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CCAT: A status update on the EoR-Spec instrument module for Prime-Cam by Freundt, Rodrigo, Li, Yaqiong, Henke, Doug, Austermann, Jason, Burgoyne, James R, Chapman, Scott, Choi, Steve K, Duell, Cody J, Huber, Zach, Niemack, Michael, Nikola, Thomas, Lin, Lawrence, Riechers, Dominik A, Stacey, Gordon, Vaskuri, Anna K, Vavagiakis, Eve M, Wheeler, Jordan, Zou, Bugao

“…Proc. SPIE 13102, Millimeter, Submillimeter, and Far-Infrared Detectors and Instrumentation for Astronomy XII, 131020U (16 August 2024) The Epoch of…”
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CCAT: Nonlinear effects in 280 GHz aluminum kinetic inductance detectors by Duell, Cody J, Austermann, Jason, Burgoyne, James R, Chapman, Scott C, Choi, Steve K, Crites, Abigail T, Freundt, Rodrigo G, Huber, Anthony I, Huber, Zachary B, Hubmayr, Johannes, Keller, Ben, Lin, Lawrence T, Middleton, Alicia M, Murphy, Colin C, Niemack, Michael D, Nikola, Thomas, Patel, Darshan, Sinclair, Adrian K, Smith, Ema, Stacey, Gordon J, Vaskuri, Anna, Vavagiakis, Eve M, Vissers, Michael, Walker, Samantha, Wheeler, Jordan

“…Proc. SPIE 13102, Millimeter, Submillimeter, and Far-Infrared Detectors and Instrumentation for Astronomy XII, 131021O (16 August 2024) Prime-Cam, a…”
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The BLAST Observatory: A Sensitivity Study for Far-IR Balloon-borne Polarimeters by The BLAST Observatory Collaboration, Coppi, Gabriele, Dicker, Simon, Aguirre, James E, Austermann, Jason E, Beall, James A, Clark, Susan E, Cox, Erin G, Devlin, Mark J, Fissel, Laura M, Galitzki, Nicholas, Hensley, Brandon S, Hubmayr, Johannes, Molinari, Sergio, Nati, Federico, Novak, Giles, Schisano, Eugenio, Soler, Juan D, Tucker, Carole E, Ullom, Joel N, Vaskuri, Anna, Vissers, Michael R, Wheeler, Jordan D, Zannoni, Mario

“…2024 PASP 136 035003 Sensitive wide-field observations of polarized thermal emission from interstellar dust grains will allow astronomers to address key…”
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CCAT: Comparisons of 280 GHz TiN and Al Kinetic Inductance Detector Arrays by Duell, Cody J, Austermann, Jason, Beall, James, Burgoyne, James R, Chapman, Scott C, Choi, Steve K, Freundt, Rodrigo G, Gao, Jiansong, Groppi, Christopher, Huber, Anthony I, Huber, Zachary B, Hubmayr, Johannes, Keller, Ben, Li, Yaqiong, Lin, Lawrence T, Matthewson, Justin, Mauskopf, Philip, Middleton, Alicia, Murphy, Colin C, Niemack, Michael D, Nikola, Thomas, Sinclair, Adrian K, Smith, Ema, van Lanen, Jeff, Vaskuri, Anna, Vavagiakis, Eve M, Vissers, Michael, Walker, Samantha, Wheeler, Jordan, Zou, Bugao

“…The CCAT Collaboration's six-meter Fred Young Submillimeter Telescope is scheduled to begin observing in the Chilean Atacama in 2025, targeting a variety of…”
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Room Temperature Planar Absolute Radiometer for High-Accuracy Optical Power Measurements by Vaskuri, Anna K., Stephens, Michelle S., Tomlin, Nathan A., Spidell, Matthew T., Yung, Christopher S., Walowitz, Andrew J., Straatsma, Cameron, Harber, David, Lehman, John H.

“…We introduce a planar absolute radiometer for room temperature (PARRoT) that will replace NIST's 50-year-old detector standard for free-space CW laser power…”
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