Works matching AU Velazco, Voltaire A.

Results: 43
    1

    Characterizing model errors in chemical transport modeling of methane: using GOSAT XCH4 data with weak-constraint four-dimensional variational data assimilation.

    Published in:
    Atmospheric Chemistry & Physics, 2021, v. 211, n. 12, p. 9545, doi. 10.5194/acp-21-9545-2021
    By:
    • Stanevich, Ilya;
    • Jones, Dylan B. A.;
    • Strong, Kimberly;
    • Keller, Martin;
    • Henze, Daven K.;
    • Parker, Robert J.;
    • Boesch, Hartmut;
    • Wunch, Debra;
    • Notholt, Justus;
    • Petri, Christof;
    • Warneke, Thorsten;
    • Sussmann, Ralf;
    • Schneider, Matthias;
    • Hase, Frank;
    • Kivi, Rigel;
    • Deutscher, Nicholas M.;
    • Velazco, Voltaire A.;
    • Walker, Kaley A.;
    • Deng, Feng
    Publication type:
    Article
    2

    Ability of the 4-D-Var analysis of the GOSAT BESD XCO<sub>2</sub> retrievals to characterize atmospheric CO<sub>2</sub> at large and synoptic scales.

    Published in:
    Atmospheric Chemistry & Physics, 2016, v. 16, n. 3, p. 1653, doi. 10.5194/acp-16-1653-2016
    By:
    • Massart, Sébastien;
    • Agustí-Panareda, Anna;
    • Heymann, Jens;
    • Buchwitz, Michael;
    • Chevallier, Frédéric;
    • Reuter, Maximilian;
    • Hilker, Michael;
    • Burrows, John P.;
    • Deutscher, Nicholas M.;
    • Feist, Dietrich G.;
    • Hase, Frank;
    • Sussmann, Ralf;
    • Desmet, Filip;
    • Dubey, Manvendra K.;
    • Griffith, David W. T.;
    • Kivi, Rigel;
    • Petri, Christof;
    • Schneider, Matthias;
    • Velazco, Voltaire A.
    Publication type:
    Article
    3

    Observed Hemispheric Asymmetry in Stratospheric Transport Trends From 1994 to 2018.

    Published in:
    Geophysical Research Letters, 2020, v. 47, n. 17, p. 1, doi. 10.1029/2020GL088567
    By:
    • Strahan, Susan E.;
    • Smale, Dan;
    • Douglass, Anne R.;
    • Blumenstock, Thomas;
    • Hannigan, James W.;
    • Hase, Frank;
    • Jones, Nicholas B.;
    • Mahieu, Emmanuel;
    • Notholt, Justus;
    • Oman, Luke D.;
    • Ortega, Ivan;
    • Palm, Mathias;
    • Prignon, Maxime;
    • Robinson, John;
    • Schneider, Matthias;
    • Sussmann, Ralf;
    • Velazco, Voltaire A.
    Publication type:
    Article
    4

    Characterizing model errors in chemical transport modeling of methane: impact of model resolution in versions v9-02 of GEOS-Chem and v35j of its adjoint model.

    Published in:
    Geoscientific Model Development, 2020, v. 13, n. 9, p. 3839, doi. 10.5194/gmd-13-3839-2020
    By:
    • Stanevich, Ilya;
    • Jones, Dylan B. A.;
    • Strong, Kimberly;
    • Parker, Robert J.;
    • Boesch, Hartmut;
    • Wunch, Debra;
    • Notholt, Justus;
    • Petri, Christof;
    • Warneke, Thorsten;
    • Sussmann, Ralf;
    • Schneider, Matthias;
    • Hase, Frank;
    • Kivi, Rigel;
    • Deutscher, Nicholas M.;
    • Velazco, Voltaire A.;
    • Walker, Kaley A.;
    • Deng, Feng
    Publication type:
    Article
    5

    Characteristics of interannual variability in space-based XCO2 global observations.

    Published in:
    Atmospheric Chemistry & Physics, 2023, v. 23, n. 9, p. 5355, doi. 10.5194/acp-23-5355-2023
    By:
    • Guan, Yifan;
    • Keppel-Aleks, Gretchen;
    • Doney, Scott C.;
    • Petri, Christof;
    • Pollard, Dave;
    • Wunch, Debra;
    • Hase, Frank;
    • Ohyama, Hirofumi;
    • Morino, Isamu;
    • Notholt, Justus;
    • Shiomi, Kei;
    • Strong, Kim;
    • Kivi, Rigel;
    • Buschmann, Matthias;
    • Deutscher, Nicholas;
    • Wennberg, Paul;
    • Sussmann, Ralf;
    • Velazco, Voltaire A.;
    • Té, Yao
    Publication type:
    Article
    6

    A Geostatistical Framework for Quantifying the Imprint of Mesoscale Atmospheric Transport on Satellite Trace Gas Retrievals.

    Published in:
    Journal of Geophysical Research. Atmospheres, 2019, v. 124, n. 17/18, p. 9773, doi. 10.1029/2018JD029933
    By:
    • Torres, Anthony D.;
    • Keppel‐Aleks, Gretchen;
    • Doney, Scott C.;
    • Fendrock, Michaela;
    • Luis, Kelly;
    • De Mazière, Martine;
    • Hase, Frank;
    • Petri, Christof;
    • Pollard, David F.;
    • Roehl, Coleen M.;
    • Sussmann, Ralf;
    • Velazco, Voltaire A.;
    • Warneke, Thorsten;
    • Wunch, Debra
    Publication type:
    Article
    7
    8

    Characterizing model errors in chemical transport modeling of methane: Impact of model resolution in versions v9-02 of GEOS-Chem and v35j of its adjoint model.

    Published in:
    Geoscientific Model Development Discussions, 2020, p. 1, doi. 10.5194/gmd-2019-248
    By:
    • Stanevich, Ilya;
    • Jones, Dylan B. A.;
    • Strong, Kimberly;
    • Parker, Robert J.;
    • Boesch, Hartmut;
    • Wunch, Debra;
    • Notholt, Justus;
    • Petri, Christof;
    • Warneke, Thorsten;
    • Sussmann, Ralf;
    • Schneider, Matthias;
    • Hase, Frank;
    • Kivi, Rigel;
    • Deutscher, Nicholas M.;
    • Velazco, Voltaire A.;
    • Walker, Kaley A.;
    • Feng Deng
    Publication type:
    Article
    9
    10
    11

    Update on the GOSAT TANSO-FTS SWIR Level 2 retrieval algorithm.

    Published in:
    Atmospheric Measurement Techniques Discussions, 2022, p. 1, doi. 10.5194/amt-2022-281
    By:
    • Yu Someya;
    • Yukio Yoshida;
    • Hirofumi Ohyama;
    • Shohei Nomura;
    • Akihide Kamei;
    • Isamu Morino;
    • Hitoshi Mukai;
    • Tsuneo Matsunaga;
    • Laughner, Joshua L.;
    • Velazco, Voltaire A.;
    • Herkommer, Benedikt;
    • Yao Té;
    • Sha, Mahesh Kumar;
    • Kivi, Rigel;
    • Minqiang Zhou;
    • Young Suk Oh;
    • Deutscher, Nicholas M.;
    • Griffith, David W. T.
    Publication type:
    Article
    12
    13

    Characterization of OCO-2 and ACOS-GOSAT biases and errors for CO<sub>2</sub> flux estimates.

    Published in:
    Atmospheric Measurement Techniques Discussions, 2019, p. 1, doi. 10.5194/amt-2019-257
    By:
    • Kulawik, Susan S.;
    • Crowell, Sean;
    • Baker, David;
    • Junjie Liu;
    • McKain, Kathryn;
    • Sweeney, Colm;
    • Biraud, Sebastien C.;
    • Wofsy, Steve;
    • O'Dell, Christopher W.;
    • Wennberg, Paul O.;
    • Wunch, Debra;
    • Roehl, Coleen M.;
    • Deutscher, Nicholas M.;
    • Kiel, Matthäus;
    • Griffith, David W. T.;
    • Velazco, Voltaire A.;
    • Notholt, Justus;
    • Warneke, Thorsten;
    • Petri, Christof;
    • De Mazière, Martine
    Publication type:
    Article
    14

    Spectral Sizing of a Coarse Spectral Resolution Satellite Sensor for XCO<sub>2</sub>.

    Published in:
    Atmospheric Measurement Techniques Discussions, 2019, p. 1, doi. 10.5194/amt-2019-227
    By:
    • Wilzewski, Jonas Simon;
    • Roiger, Anke;
    • Strandgren, Johan;
    • Landgraf, Jochen;
    • Feist, Dietrich G.;
    • Velazco, Voltaire A.;
    • Deutscher, Nicholas M.;
    • Morino, Isamu;
    • Ohyama, Hirofumi;
    • Té, Yao;
    • Kivi, Rigel;
    • Warneke, Thorsten;
    • Notholt, Justus;
    • Dubey, Manvendra;
    • Sussmann, Ralf;
    • Rettinger, Markus;
    • Hase, Frank;
    • Shiomi, Kei;
    • Butz, André
    Publication type:
    Article
    15

    TCCON and NDACC X<sub>CO</sub> measurements: difference, discussion and application.

    Published in:
    Atmospheric Measurement Techniques Discussions, 2019, p. 1, doi. 10.5194/amt-2019-266
    By:
    • Minqiang Zhou;
    • Langerock, Bavo;
    • Vigouroux, Corinne;
    • Sha, Mahesh Kumar;
    • Hermans, Christian;
    • Metzger, Jean-Marc;
    • Huilin Chen;
    • Ramonet, Michel;
    • Kivi, Rigel;
    • Heikkinen, Pauli;
    • Smale, Dan;
    • Pollard, David F.;
    • Jones, Nicholas;
    • Velazco, Voltaire A.;
    • García, Omaira E.;
    • Schneider, Matthias;
    • Palm, Mathias;
    • Warneke, Thorsten;
    • De Mazière, Martine
    Publication type:
    Article
    16
    17
    18

    Local and regional enhancements of CH4, CO, and CO2 inferred from TCCON column measurements.

    Published in:
    Atmospheric Measurement Techniques, 2024, v. 17, n. 19, p. 5861, doi. 10.5194/amt-17-5861-2024
    By:
    • Mottungan, Kavitha;
    • Roychoudhury, Chayan;
    • Brocchi, Vanessa;
    • Gaubert, Benjamin;
    • Tang, Wenfu;
    • Mirrezaei, Mohammad Amin;
    • McKinnon, John;
    • Guo, Yafang;
    • Griffith, David W. T.;
    • Feist, Dietrich G.;
    • Morino, Isamu;
    • Sha, Mahesh K.;
    • Dubey, Manvendra K.;
    • De Mazière, Martine;
    • Deutscher, Nicholas M.;
    • Wennberg, Paul O.;
    • Sussmann, Ralf;
    • Kivi, Rigel;
    • Goo, Tae-Young;
    • Velazco, Voltaire A.
    Publication type:
    Article
    19
    20
    21

    Update on the GOSAT TANSO–FTS SWIR Level 2 retrieval algorithm.

    Published in:
    Atmospheric Measurement Techniques, 2023, v. 16, n. 6, p. 1477, doi. 10.5194/amt-16-1477-2023
    By:
    • Someya, Yu;
    • Yoshida, Yukio;
    • Ohyama, Hirofumi;
    • Nomura, Shohei;
    • Kamei, Akihide;
    • Morino, Isamu;
    • Mukai, Hitoshi;
    • Matsunaga, Tsuneo;
    • Laughner, Joshua L.;
    • Velazco, Voltaire A.;
    • Herkommer, Benedikt;
    • Té, Yao;
    • Sha, Mahesh Kumar;
    • Kivi, Rigel;
    • Zhou, Minqiang;
    • Oh, Young Suk;
    • Deutscher, Nicholas M.;
    • Griffith, David W. T.
    Publication type:
    Article
    22

    Methane retrieved from TROPOMI: improvement of the data product and validation of the first 2 years of measurements.

    Published in:
    Atmospheric Measurement Techniques, 2021, v. 14, n. 1, p. 665, doi. 10.5194/amt-14-665-2021
    By:
    • Lorente, Alba;
    • Borsdorff, Tobias;
    • Butz, Andre;
    • Hasekamp, Otto;
    • aan de Brugh, Joost;
    • Schneider, Andreas;
    • Wu, Lianghai;
    • Hase, Frank;
    • Kivi, Rigel;
    • Wunch, Debra;
    • Pollard, David F.;
    • Shiomi, Kei;
    • Deutscher, Nicholas M.;
    • Velazco, Voltaire A.;
    • Roehl, Coleen M.;
    • Wennberg, Paul O.;
    • Warneke, Thorsten;
    • Landgraf, Jochen
    Publication type:
    Article
    23

    Validation of XCO2 and XCH4 retrieved from a portable Fourier transform spectrometer with those from in situ profiles from aircraft-borne instruments.

    Published in:
    Atmospheric Measurement Techniques, 2020, v. 13, n. 10, p. 5149, doi. 10.5194/amt-13-5149-2020
    By:
    • Ohyama, Hirofumi;
    • Morino, Isamu;
    • Velazco, Voltaire A.;
    • Klausner, Theresa;
    • Bagtasa, Gerry;
    • Kiel, Matthäus;
    • Frey, Matthias;
    • Hori, Akihiro;
    • Uchino, Osamu;
    • Matsunaga, Tsuneo;
    • Deutscher, Nicholas M.;
    • DiGangi, Joshua P.;
    • Choi, Yonghoon;
    • Diskin, Glenn S.;
    • Pusede, Sally E.;
    • Fiehn, Alina;
    • Roiger, Anke;
    • Lichtenstern, Michael;
    • Schlager, Hans;
    • Wang, Pao K.
    Publication type:
    Article
    24

    Spectral sizing of a coarse-spectral-resolution satellite sensor for XCO2.

    Published in:
    Atmospheric Measurement Techniques, 2020, v. 13, n. 2, p. 731, doi. 10.5194/amt-13-731-2020
    By:
    • Wilzewski, Jonas Simon;
    • Roiger, Anke;
    • Strandgren, Johan;
    • Landgraf, Jochen;
    • Feist, Dietrich G.;
    • Velazco, Voltaire A.;
    • Deutscher, Nicholas M.;
    • Morino, Isamu;
    • Ohyama, Hirofumi;
    • Té, Yao;
    • Kivi, Rigel;
    • Warneke, Thorsten;
    • Notholt, Justus;
    • Dubey, Manvendra;
    • Sussmann, Ralf;
    • Rettinger, Markus;
    • Hase, Frank;
    • Shiomi, Kei;
    • Butz, André
    Publication type:
    Article
    25

    TCCON and NDACC XCO measurements: difference, discussion and application.

    Published in:
    Atmospheric Measurement Techniques, 2019, v. 12, n. 11, p. 5979, doi. 10.5194/amt-12-5979-2019
    By:
    • Zhou, Minqiang;
    • Langerock, Bavo;
    • Vigouroux, Corinne;
    • Sha, Mahesh Kumar;
    • Hermans, Christian;
    • Metzger, Jean-Marc;
    • Chen, Huilin;
    • Ramonet, Michel;
    • Kivi, Rigel;
    • Heikkinen, Pauli;
    • Smale, Dan;
    • Pollard, David F.;
    • Jones, Nicholas;
    • Velazco, Voltaire A.;
    • García, Omaira E.;
    • Schneider, Matthias;
    • Palm, Mathias;
    • Warneke, Thorsten;
    • De Mazière, Martine
    Publication type:
    Article
    26
    27
    28

    Comparisons of the Orbiting Carbon Observatory-2 (OCO-2) X<sub>CO<sub>2</sub></sub> measurements with TCCON.

    Published in:
    Atmospheric Measurement Techniques, 2017, v. 10, n. 6, p. 2209, doi. 10.5194/amt-10-2209-2017
    By:
    • Wunch, Debra;
    • Wennberg, Paul O.;
    • Osterman, Gregory;
    • Fisher, Brendan;
    • Naylor, Bret;
    • Roehl, Coleen M.;
    • O'Dell, Christopher;
    • Mandrake, Lukas;
    • Viatte, Camille;
    • Kiel, Matthäus;
    • Griffith, David W. T.;
    • Deutscher, Nicholas M.;
    • Velazco, Voltaire A.;
    • Notholt, Justus;
    • Warneke, Thorsten;
    • Petri, Christof;
    • De Maziere, Martine;
    • Sha, Mahesh K.;
    • Sussmann, Ralf;
    • Rettinger, Markus
    Publication type:
    Article
    29

    Bias corrections of GOSAT SWIR XCO<sub>2</sub> and XCH<sub>4</sub> with TCCON data and their evaluation using aircraft measurement data.

    Published in:
    Atmospheric Measurement Techniques, 2016, v. 9, n. 8, p. 3491, doi. 10.5194/amt-9-3491-2016
    By:
    • Makoto Inoue;
    • Isamu Morino;
    • Osamu Uchino;
    • Takahiro Nakatsuru;
    • Yukio Yoshida;
    • Tatsuya Yokota;
    • Debra Wunch;
    • Wennberg, Paul O.;
    • Roehl, Coleen M.;
    • Griffith, David W. T.;
    • Velazco, Voltaire A.;
    • Deutscher, Nicholas M.;
    • Thorsten Warneke;
    • Notholt, Justus;
    • Robinson, John;
    • Sherlock, Vanessa;
    • Hase, Frank;
    • Blumenstock, Thomas;
    • Rettinger, Markus;
    • Sussmann, Ralf
    Publication type:
    Article
    30
    31

    Global land mapping of satellite-observed CO 2 total columns using spatio-temporal geostatistics.

    Published in:
    International Journal of Digital Earth, 2017, v. 10, n. 4, p. 426, doi. 10.1080/17538947.2016.1156777
    By:
    • Zeng, Zhao-Cheng;
    • Lei, Liping;
    • Strong, Kimberly;
    • Jones, Dylan B. A.;
    • Guo, Lijie;
    • Liu, Min;
    • Deng, Feng;
    • Deutscher, Nicholas M.;
    • Dubey, Manvendra K.;
    • Griffith, David W. T.;
    • Hase, Frank;
    • Henderson, Bradley;
    • Kivi, Rigel;
    • Lindenmaier, Rodica;
    • Morino, Isamu;
    • Notholt, Justus;
    • Ohyama, Hirofumi;
    • Petri, Christof;
    • Sussmann, Ralf;
    • Velazco, Voltaire A.
    Publication type:
    Article
    32
    33
    34

    Contributions of the troposphere and stratosphere to CH<sub>4</sub> model biases.

    Published in:
    Atmospheric Chemistry & Physics Discussions, 2016, p. 1, doi. 10.5194/acp-2016-1041
    By:
    • Zhiting Wang;
    • Warneke, Thorsten;
    • Deutscher, Nicholas;
    • Notholt, Justus;
    • Karsten, Ute;
    • Saunois, Marielle;
    • Schneider, Mattias;
    • Sussmann, Ralf;
    • Sembhi, Harjinder;
    • Griffith, Dave W. T.;
    • Pollar, Dave F.;
    • Kivi, Rigel;
    • Petri, Christof;
    • Velazco, Voltaire A.;
    • Ramonet, Michel;
    • Huilin Chen
    Publication type:
    Article
    35
    36
    37

    Geophysical validation of Sentinel-5P Methane and Carbon Monoxide using ground-based total column data from all stations of the TCCON and NDACC-IRWG networks (TCCON4S5P).

    Published in:
    Geophysical Research Abstracts, 2019, v. 21, p. 1
    By:
    • Sha, Mahesh Kumar;
    • Langerock, Bavo;
    • De Mazière, Martine;
    • Hermans, Christian;
    • Kumps, Nicolas;
    • Feist, Dietrich;
    • Sussmann, Ralf;
    • Roehl, Coleen;
    • Kiel, Matthäus;
    • Notholt, Justus;
    • Wennberg, Paul;
    • Wunch, Debra;
    • Velazco, Voltaire;
    • Deutscher, Nicholas;
    • Landgraf, Jochen;
    • Borsdorff, Tobias;
    • Hu, Haili;
    • Lorente, Alba;
    • Hasekamp, Otto
    Publication type:
    Article
    38

    Evaluation and Analysis of the Seasonal Cycle and Variability of the Trend from GOSAT Methane Retrievals.

    Published in:
    Remote Sensing, 2019, v. 11, n. 7, p. 882, doi. 10.3390/rs11070882
    By:
    • Kivimäki, Ella;
    • Lindqvist, Hannakaisa;
    • Hakkarainen, Janne;
    • Laine, Marko;
    • Sussmann, Ralf;
    • Tsuruta, Aki;
    • Detmers, Rob;
    • Deutscher, Nicholas M.;
    • Dlugokencky, Edward J.;
    • Hase, Frank;
    • Hasekamp, Otto;
    • Kivi, Rigel;
    • Morino, Isamu;
    • Notholt, Justus;
    • Pollard, David F.;
    • Roehl, Coleen;
    • Schneider, Matthias;
    • Sha, Mahesh Kumar;
    • Velazco, Voltaire A.;
    • Warneke, Thorsten
    Publication type:
    Article
    39

    Evaluation of Bias Correction Methods for GOSAT SWIR XH2O Using TCCON data.

    Published in:
    Remote Sensing, 2019, v. 11, n. 3, p. 290, doi. 10.3390/rs11030290
    By:
    • Trieu, Tran Thi Ngoc;
    • Morino, Isamu;
    • Ohyama, Hirofumi;
    • Uchino, Osamu;
    • Sussmann, Ralf;
    • Warneke, Thorsten;
    • Petri, Christof;
    • Kivi, Rigel;
    • Hase, Frank;
    • Pollard, David F.;
    • Deutscher, Nicholas M.;
    • Velazco, Voltaire A.;
    • Iraci, Laura T.;
    • Podolske, James R.;
    • Dubey, Manvendra K.
    Publication type:
    Article
    40
    41

    Methane retrieved from TROPOMI: improvement of the data product and validation of the first two years of measurements.

    Published in:
    Atmospheric Measurement Techniques Discussions, 2020, p. 1, doi. 10.5194/amt-2020-281
    By:
    • Lorente, Alba;
    • Borsdorff, Tobias;
    • Butz, Andre;
    • Hasekamp, Otto;
    • de Brugh, Joost aan;
    • Schneider, Andreas;
    • Hase, Frank;
    • Kivi, Rigel;
    • Wunch, Debra;
    • Pollard, David F.;
    • Shiomi, Kei;
    • Deutscher, Nicholas M.;
    • Velazco, Voltaire A.;
    • Roehl, Coleen M.;
    • Wennberg, Paul O.;
    • Warneke, Thorsten;
    • Landgraf, Jochen
    Publication type:
    Article
    42

    Validation of XCO<sub>2</sub> and XCH<sub>4</sub> retrieved from a portable Fourier transform spectrometer with those from in-situ profiles from aircraft borne instruments.

    Published in:
    Atmospheric Measurement Techniques Discussions, 2020, p. 1, doi. 10.5194/amt-2020-170
    By:
    • Ohyama, Hirofumi;
    • Isamu Morino;
    • Velazco, Voltaire A.;
    • Klausner, Theresa;
    • Bagtasa, Gerry;
    • Kiel, Matthäus;
    • Frey, Matthias;
    • Akihiro Hori;
    • Osamu Uchino;
    • Tsuneo Matsunaga;
    • Deutscher, Nicholas;
    • DiGangi, Joshua P.;
    • Yonghoon Choi;
    • Diskin, Glenn S.;
    • Pusede, Sally E.;
    • Fiehn, Alina;
    • Roiger, Anke;
    • Lichtenstern, Michael;
    • Schlager, Hans;
    • Wang, Pao K.
    Publication type:
    Article
    43

    Characterizing model errors in chemical transport modelling of methane: Using GOSAT XCH<sub>4</sub> data with weak constraint four-dimensional variational data assimilation.

    Published in:
    Atmospheric Chemistry & Physics Discussions, 2019, p. 1, doi. 10.5194/acp-2019-786
    By:
    • Stanevich, Ilya;
    • Jones, Dylan B. A.;
    • Strong, Kimberly;
    • Keller, Martin;
    • Henze, Daven K.;
    • Parker, Robert J.;
    • Boesch, Hartmut;
    • Wunch, Debra;
    • Notholt, Justus;
    • Petri, Christof;
    • Warneke, Thorsten;
    • Sussmann, Ralf;
    • Schneider, Matthias;
    • Hase, Frank;
    • Kivi, Rigel;
    • Deutscher, Nicholas M.;
    • Velazco, Voltaire A.;
    • Walker, Kaley A.;
    • Feng Deng
    Publication type:
    Article