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Anand K Ramanathan
Anand K Ramanathan
Researcher, NASA Goddard
Email verificata su nasa.gov
Titolo
Citata da
Citata da
Anno
Superflow in a toroidal Bose-Einstein condensate: an atom circuit with a tunable weak link
A Ramanathan, KC Wright, SR Muniz, M Zelan, WT Hill III, CJ Lobb, ...
Physical Review Letters 106 (13), 130401, 2011
6062011
Observation of a 2D Bose gas: from thermal to quasicondensate to superfluid
P Cladé, C Ryu, A Ramanathan, K Helmerson, WD Phillips
Physical review letters 102 (17), 170401, 2009
3452009
Airborne measurements of CO2 column concentration and range using a pulsed direct-detection IPDA lidar
JB Abshire, A Ramanathan, H Riris, J Mao, GR Allan, WE Hasselbrack, ...
Remote Sensing 6 (1), 443-469, 2013
912013
Partial-Transfer Absorption Imaging: A versatile technique for optimal imaging of ultracold gases
A Ramanathan, SR Muniz, KC Wright, RP Anderson, WD Phillips, ...
Review of Scientific Instruments 83 (8), 083119, 2012
752012
Airborne measurements of atmospheric methane column abundance using a pulsed integrated-path differential absorption lidar
H Riris, K Numata, S Li, S Wu, A Ramanathan, M Dawsey, J Mao, R Kawa, ...
Applied optics 51 (34), 8296-8305, 2012
692012
Airborne measurements of CO2 column concentrations made with a pulsed IPDA lidar using a multiple-wavelength-locked laser and HgCdTe APD detector
JB Abshire, AK Ramanathan, H Riris, GR Allan, X Sun, WE Hasselbrack, ...
Atmospheric Measurement Techniques 11 (4), 2001-2025, 2018
582018
Measurement of atmospheric CO2 column concentrations to cloud tops with a pulsed multi-wavelength airborne lidar
J Mao, A Ramanathan, JB Abshire, SR Kawa, H Riris, GR Allan, ...
Atmospheric Measurement Techniques 11 (1), 127-140, 2018
402018
Remote sensing measurements of the CO2 mixing ratio in the planetary boundary layer using cloud slicing with airborne lidar
AK Ramanathan, J Mao, JB Abshire, GR Allan
Geophysical Research Letters 42 (6), 2055-2062, 2015
392015
Autonomous field measurements of CO2 in the atmospheric column with the miniaturized laser heterodyne radiometer (Mini-LHR)
HR Melroy, EL Wilson, GB Clarke, LE Ott, J Mao, AK Ramanathan, ...
Applied Physics B 120 (4), 609-615, 2015
392015
Phase fluctuations in anisotropic Bose-Einstein condensates: From cigars to rings
L Mathey, A Ramanathan, KC Wright, SR Muniz, WD Phillips, CW Clark
Physical Review A 82 (3), 033607, 2010
252010
A 4 U laser heterodyne radiometer for methane (CH4) and carbon dioxide (CO2) measurements from an occultation-viewing CubeSat
EL Wilson, AJ DiGregorio, VJ Riot, MS Ammons, WW Bruner, D Carter, ...
Measurement Science and Technology 28 (3), 035902, 2017
242017
Spectroscopic measurements of a CO2 absorption line in an open vertical path using an airborne lidar
A Ramanathan, J Mao, GR Allan, H Riris, CJ Weaver, WE Hasselbrack, ...
Applied Physics Letters 103 (21), 214102, 2013
242013
A singular value decomposition framework for retrievals with vertical distribution information from greenhouse gas column absorption spectroscopy measurements
AK Ramanathan, HM Nguyen, X Sun, J Mao, JB Abshire, JM Hobbs, ...
Atmospheric Measurement Techniques 11 (8), 4909-4928, 2018
152018
Retrieval algorithm for the column CO2 mixing ratio from pulsed multi-wavelength lidar measurements
X Sun, JB Abshire, A Ramanathan, SR Kawa, J Mao
Atmospheric Measurement Techniques 14 (5), 3909-3922, 2021
142021
Tunable narrow linewidth laser source for a methane lidar
S Li, H Riris, K Numata, S Wu, D Poulios, A Ramanathan, J Abshire, ...
Aerospace Conference, 2012 IEEE, 1-8, 2012
72012
A Ring with a Spin: Superfluidity in a toroidal Bose-Einstein condensate
AK Ramanathan
University of Maryland, College Park, 2011
72011
Persistent flow in a Bose-Einstein condensate
P Clade, C Ryu, M Andersen, V Natarajan, A Ramanathan, K Helmerson, ...
Bulletin of the American Physical Society 52, 2007
5*2007
Ground and airborne methane measurements with an optical parametric amplifier
K Numata, H Riris, S Li, S Wu, SR Kawa, M Dawsey, A Ramanathan, ...
SPIE Defense, Security, and Sensing, 83790H-83790H-6, 2012
42012
Atmospheric CO2 Concentration Measurements with Clouds from Airborne Lidar Measurements during ASCENDS Science Campaigns
J Mao, A Ramanathan, JB Abshire, GR Allan, SR Kawa, H Riris, ...
22018
Atmospheric Backscatter Profiles at 765nm and 1572nm from Pulsed Lidar Measurements of CO2 and O2 Column Absorption from the 2013 ASCENDS Flight Campaign
GR Allan, H Riris, W Hasselbrack, M Rodriguez, A Ramanathan, X Sun, ...
AGU Fall Meeting Abstracts, 2013
22013
Il sistema al momento non può eseguire l'operazione. Riprova più tardi.
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