| Assessment of the impact of observations at Nainital (India) and Comilla (Bangladesh) on the CH4 flux inversion, D. Belikov, P. K. Patra, Y. Terao, M. Naja, Md. K. Ahmed, and N. Saitoh, Prog Earth Planet Sci., accepted, 2024. |
| Greenhouse gases Observing SATellite 2 (GOSAT-2): mission overview, R. Imasu, T. Matsunaga, M. Nakajima, Y. Yoshida, K. Shiomi, I. Morino, N. Saitoh, Y. Niwa, Y. Someya, Y. Oishi, M. Hashimoto, H. Noda, K. Hikosaka, O. Uchino, S. Maksyutov, H. Takagi, H. Ishida, T. Y. Nakajima, T. Nakajima and C. Shi, Prog Earth Planet Sci., 10(1):33, https://doi.org/10.1186/s40645-023-00562-2, 2023 |
| Estimation of CH4 emission based on advanced 4D-LETKF assimilation system, Jagat S. H. Bisht, Prabir K. Patra1, Masayuki Takigawa, Takashi Sekiya, Yugo Kanaya, Naoko Saitoh, and Kazuyuki Miyazaki, Geosci. Model Dev., 16, 1823–1838, https://doi.org/10.5194/gmd-16-1823-2023, 2023. |
| Ecosystem carbon dioxide exchange and water use efficiency in a triple-cropping rice paddy in Southern India: A two-year field observation, Aung Zaw Oo, Akinori Yamamoto, Keisuke Ono, Chellappan Umamageswari, Masayoshi Mano, Koothan Vanitha, Palanisamy Elayakumar, Shoji Matsuura, Kaliappan Sathiya Bama, Marimuthu Raju, Kazuyuki Inubushi, Shigeto Sudo, Naoko Saitoh, Sachiko Hayashida, Venkatachalam Ravi, and Vellaisamy Ambethgar, Sci. Total, Environ., 854, 158541, http://dx.doi.org/10.1016/j.scitotenv.2022.158541, 2023. |
| An analysis of inter-hemispheric transport pathways based on 3-dimensional methane data by GOSAT observations and model simulations, D. Belikov, N. Saitoh, and P. K. Patra, J. Geophys. Res., 127, 14, https://doi.org/10.1029/2021JD035688, 2022. |
| ひまわり8号/AHIによる海上のGOSAT/TANSO-FTS観測視野内雲判定の評価, 齋藤 尚子, 北村克樹, 日本リモートセンシング学会誌, 41(4), 453–460, https://doi.org/10.11440/rssj41.453 2021. |
| The monitoring nitrous oxide sources (MIN2OS) satellite project, P. Ricaud, J.-L. Attie, R. Chalinel, F. Pasternak, J. Leonard, I. Pison, E. Pattey, R. L. Thmpson, Z. Zelinger, J. Lelieveld, J. Sciare, N. Saitoh, J. Warner, A. Fortems-Cheiney, H. Reynal, J. Vidot, L. Booker, L. Berdeu, Ol Saint-Pe, P. K. Patra, M. Dostal, J. Suchanek, V. Nevrly, and C. G. Zwaaftink, Remote Sens. Env., 266, 112688, https://doi.org/10.1016/j.rse.2021.112688, 2021. |
| GOSAT CH4 vertical profiles over the Indian subcontinent: effect of a priori and averaging kernels for climate applications, Dmitry Belikov, Naoko Saitoh, Prabir K. Patra, and Naveen Chandra, Remote Sens., 13(9), 1677; https://doi.org/10.3390/rs13091677, 2021. |
| Seasonal Variations of SF6, CO2, CH4, and N2O in the UT/LS Region due to Emissions, Transport, and Chemistry, Jagat S. Bisht, Toshinobu Machida, Naveen Chandra, Kazuhiro Tsuboi, Prabir K. Patra, Taku Umezawa, Yosuke Niwa, Yousuke Sawa, Shinji Morimoto, Takakiyo Nakazawa, Naoko Saitoh, and Masayuki Takigawa, J. Geophys. Res. Atmos., doi:10.1029/2020JD033541, 2021. |
| Emissions from the oil and gas sectors, coal mining and ruminant farming drive methane growth over the past three decades, Chandra, N., P. Patra, J. Bisht, A. Ito, T. Umezawa, N. Saigusa, S. Morimoto, S. Aoki, G. Janssens-Maenhout, R. Fujita, M. Takigawa, S. Watanabe, N Saitoh, and J. Canadell, J. Meteoro. Soc. Jpn., 99, 2, 309−337, doi:10.2151/jmsj.2021-015, 2021. |
| Comparison of aerosol properties derived from sampling and near-horizontal lidar measurements using Mie scattering theory, Alifu Xiafukaiti, Nofel Lagrosas, Prane Mariel Ong, Naoko Saitoh, Tatsuo Shiina, and Hiroaki Kuze, Applied Optics, vol. 59, 26, 8014−8022, doi:10.1364/AO.398673, 2020. |
| Atmospheric ammonia retrieval from the TANSO-FTS/GOSAT thermal infrared sounder, Y. Someya, R. Imasu, K. Shiomi, and N. Saitoh, Atmos. Meas. Tech., vol. 13, 309−321, doi:10.5194/amt-13-309-2020, 2020. |
| Calibration, Level 1 Processing, and Radiometric Validation for TANSO-FTS TIR on GOSAT, Fumie Kataoka, Robert O. Knuteson, Akihiko Kuze, Kei Shiomi, Hiroshi, Suto, Jun Yoshida, Shinpei Kondo, and Naoko Saitoh, IEEE T. Geosci. Remote Sens., vol. 57, 6, 3490−3500, 10.1109/TGRS.2018.2885162, 2019. |
| IASI nitrous oxide (N2O) retrievals: validation and application to transport studies at daily time scales, Yannick Kangah, Phillipe Ricaud, Jean-Luc Attié, Naoko Saitoh, Jérôme Vidot, Pascal Brunel, and Samuel Quesada-Ruiz, Atmos. Meas. Tech. Discuss., amt-2018-21, 2018. |
| Vertical profile of tropospheric ozone derived from synergetic retrieval using three different wavelength ranges, UV, IR, and Microwave: sensitivity study for satellite observation, Tomohiro O. Sato, Takao M. Sato, Hideo Sagawa, Katsuyuki Noguchi, Naoko Saitoh, Hitoshi Irie, Kazuyuki Kita, Mona E. Mahani, Koji Zettsu, Ryoichi Imasu, Sachiko Hayashida, and Yasuko Kasai, Atmos. Meas. Tech., vol. 11, 1653−1668, doi:10.5194/amt-11-1653-2018, 2018. |
| Bias assessment of lower and middle tropospheric CO2 concentrations of GOSAT/TANSO-FTS TIR Version 1 product, Naoko Saitoh, Shuhei Kimoto, Ryo Sugimura, Ryoichi Imasu, Kei Shiomi, Akihiko Kuze, Yosuke Niwa, Toshinobu Machida, Yousuke Sawa, and Hidekazu Matsueda, Atmos. Meas. Tech., vol. 10, 3877−3892, doi:10.5194/amt-10-3877-2017, 2017. |
| Comparison of the GOSAT TANSO-FTS TIR CH4 volume mixing ratio vertical profiles with those measured by ACE-FTS, ESA MIPAS, IMK-IAA MIPAS, and 16 NDACC stations, Kevin S. Olsen, Kimberly Strong, Kaley A. Walker, Chris D. Boone, Piera Raspollini, Johannes Plieninger, Whitney Bader, Michel Grutter, James W. Hannigan, Frank Hase, Nicholas Jones, Martine de Mazière, Justus Notholt, Matthias Schneider, Dan Smale, Ralf Sussmann, and Naoko Saitoh, Atmos. Meas. Tech., vol. 10, 3697−3718, doi:10.5194/amt-10-3697-2017, 2017. |
| Summertime upper tropospheric nitrous oxide over the Mediterranean as a footprint of Asian emissions, Yannick Kangah, Philippe Ricaud, Jean-Luc Attié, Naoko Saitoh, Didier Hauglustaine, Rong Wang, Laaziz El Amraoui, Régina Zbinden, and Claire Delon, J. Geophys. Res., vol. 122, 8, 4746–4759, 10.1002/2016JD026119, 2017. |
| Satellite observation of atmospheric methane: intercomparison between AIRS and GOSAT TANSO-FTS retrievals, M. Zou, X. Xiong, N. Saitoh, J. Warner, Y. Zhang, L. Chen, F. Weng, and M. Fan, Atmos. Meas. Tech., vol. 9, 3567–3576, doi:10.5194/amt-9-3567-2016, 2016. |
| Algorithm update of GOSAT/TANSO-FTS TIR CO2 product (Version 1) and validation of the UTLS CO2 data using CONTRAIL measurements, Naoko Saitoh, Shuhei Kimoto, Ryo Sugimura, Ryoichi Imasu, Shuji Kawakami, Kei Shiomi, Akihiko Kuze, Toshinobu Machida, Yousuke Sawa, and Hidekazu Matsueda, Atmos. Meas. Tech., vol. 9, 2119–2134, doi:10.5194/amt-9-2119-2016, 2016. |
| A development of cloud top height retrieval using thermal infrared spectra observed with GOSAT and comparison with CALIPSO data, Yu Someya, Ryoichi Imasu, Naoko Saitoh, Yoshifumi Ota, and Kei Shiomi, Atmos. Meas. Tech., vol. 9, 1981–1992, doi:10.5194/amt-9-1981-2016, 2016. |
| Methane cross-validation between three Fourier transform spectrometers: SCISAT ACE-FTS, GOSAT TANSO-FTS, and ground-based FTS measurements in the Canadian high Arctic, Gerrit Holl, Kaley A. Walker, Stephanie Conway, Naoko Saitoh, Chris D. Boone, Kimberly Strong, and James R. Drummond, Atmos. Meas. Tech., vol. 9, 1961–1980, doi:10.5194/amt-9-1961-2016, 2016. |
| Variability of tropospheric methane above the Mediterranean Basin inferred from satellite and model data, P. Ricaud, B. Sic, L. El Amraoui, J.-L. Attié, P. Huszar, S. Szopa, J. Parmentier, N. Jaidan, M. Michou, R. Abida, R. Zbinden, F. Carminati, D. Hauglustaine, T. August, J. Warner, R. Imasu, N. Saitoh, and V.-H. Peuch, Atmos. Chem. Phys., 14, 11427–11446, doi:10.5194/acp-14-11427-2014, 2014. |
| TANSO-FTS/GOSATによる熱赤外スペクトルデータを用いた南極域における極域成層圏雲の観測, 染谷 有, 今須 良一, 太田 芳文, 齋藤 尚子, 日本リモートセンシング学会誌, 34(4), 293–305, https://doi.org/10.11440/rssj.34.293, 2014. |
| Comparisons between XCH4 from GOSAT shortwave and thermal infrared spectra and aircraft CH4 measurements over Guam, N. Saitoh, M. Touno, S. Hayashida, R. Imasu, K. Shiomi, T. Yokota, Y. Yoshida, T. Machida, H. Matsueda, and Y. Sawa, SOLA, Vol. 8, 145–149, doi: 10.2151/sola.2012-036, 2012. |
| CO2 retrieval algorithm for the thermal infrared spectra of the Greenhouse Gases Observing Satellite: Potential of retrieving CO2 vertical profile from high-resolution FTS sensor, N. Saitoh, R. Imasu, Y. Ota, and Y. Niwa, J. Geophys. Res., Vol. 114, doi:10.1029/2008jd011500, 2009. |
| 温室効果ガス観測技術衛星（GOSAT）の熱赤外波長における二酸化炭素鉛直プロファイル導出アルゴリズム, 齋藤 尚子, 今須 良一, 太田 芳文, 丹羽 洋介, 日本リモートセンシング学会誌, 28(2), 161–177, doi:10.11440/rssj.28.161, 2008. |
| Tangent height registration method for the Version 1.4 data retrieval algorithm of the solar occultation sensor ILAS-II, T. Tanaka, H. Nakajima, T. Sugita, M. Ejiri, H. Irie, N. Saitoh, Y. Terao, H. Kawasaki, M. Usami, T. Yokota, H. Kobayashi, and Y. Sasano, Appl. Opt., Vol. 46, 7196–7201, https://doi.org/10.1364/AO.46.007196, 2007. |
| Temporary Denitrification in the Antarctic Stratosphere as Observed by ILAS-II in June 2003, T. Sugita, N. Saitoh, S. Hayashida, T. Imamura, K. Saeki, and H. Nakajima, SOLA, Vol. 3, 137–140, doi:10.2151/sola.2007-035, 2007. |
| Variation in PSC occurrence observed with ILAS-II over the Antarctic in 2003, N. Saitoh, S. Hayashida, T. Sugita, H. Nakajima, T. Yokota, and Y. Sasano, SOLA, Vol. 2, 072–075, doi:10.2151/sola.2006–019, 2006. |
| Intercomparison of ILAS-II Version 1.4 aerosol extinction coefficient at 780 nm with SAGE II, SAGE III, and POAM III, N. Saitoh, S. Hayashida, T. Sugita, H. Nakajima, T. Yokota, M. Hayashi, K. Shiraishi, H. Kanzawa, M. K. Ejiri, H. Irie, T. Tanaka, Y. Terao, R. M. Bevilacqua, C. E. Randall, L. W. Thomason, G. Taha, H. Kobayashi, and Y. Sasano, J. Geophys. Res., Vol. 111, doi:10.1029/2005JD006315, 2006. |
| Validation of the Improved Limb Atmospheric Spectrometer-II (ILAS-II) Version 1.4 Nitrous Oxide and Methane Profiles, M. K. Ejiri, Y. Terao, T. Sugita, H. Nakajima, T. Yokota, G. C. Toon, B. Sen, G. Wetzel, H. Oelhaf, J. Urban, D. Murtagh, H. Irie, N. Saitoh, T. Tanaka, H. Kanzawa, M. Shiotani, S. Aoki, G. Hashida, T. Machida, T. Nakazawa, H. Kobayashi, and Y. Sasano, J. Geophys. Res., Vol. 111, doi:10.1029/2005JD006449, 2006. |
| Measurements of ClONO2 by the Improved Limb Atmospheric Spectrometer (ILAS) in high-latitude stratosphere: New products using Version 6.1 data processing algorithm, H. Nakajima, T. Sugita, H. Irie, N. Saitoh, H. Kanzawa, H. Oelhaf, G. Wetzel, G. C. Toon, B. Sen, W. A. Traub, K. Jucks, D. G. Johnson, T. Yokota, and Y. Sasano, J. Geophys. Res., Vol. 111, doi:10.1029/2005JD006441, 2006. |
| Ozone profiles in the high-latitude stratosphere and lower mesosphere measured by the Improved Limb, Atmospheric Spectrometer (ILAS)-II: Comparison with other satellite sensors and ozonesondes, T. Sugita, H. Nakajima, T. Yokota, H. Kanzawa, H. Gernandt, A. Herber, P. von der Gathen, G. Konig-Langlo, K. Sato, V. Dorokhov, V. A. Yushkov, Y. Murayama, M. Yamamori, S. Godin-Beekmann, F. Goutail, H. K. Roscoe, T. Deshler, M. Yela, P. Taalas, E. Kyro, S. J. Oltmans, B. J. Johnson, M. Allaart, Z. Litynska, A. Klekociuk, S. B. Andersen, G. O.Braathen, H. De Backer, C. E. Randall, R. M. Bevilacqua, G. Taha, L. W. Thomason, H. Irie, M. K. Ejiri, N. Saitoh, T. Tanaka, Y. Terao, H. Kobayashi, and Y. Sasano, J. Geophys. Res., Vol. 111, doi:10.1029/2005JD006439, 2006. |
| ILAS data processing for stratospheric gas and aerosol retrievals with aerosol physical modeling: Methodology and validation of gas retrievals, S. Oshchepkov, Y. Sasano, T. Yokota, H. Nakajima, N. Uemura, N. Saitoh, T. Sugita, and H. Matsuda, J. Geophys. Res., Vol. 111, doi:10.1029/2005JD006543, 2006. |
| Validation of stratospheric nitric acid profiles observed by ILAS-II, H. Irie, T. Sugita, H. Nakajima, T. Yokota, H. Oelhaf, G. Wetzel, G. C. Toon, B. Sen, M. L. Santee, Y. Terao, N. Saitoh, M. K. Ejiri, T. Tanaka, Y. Kondo, H. Kanzawa, H. Kobayashi, and Y. Sasano, J. Geophys. Res., Vol. 111, doi:10.1029/2005JD006115, 2006. |
| Characteristics of Arctic polar stratospheric clouds in the winter of 1996/1997 inferred from ILAS measurements, N. Saitoh, S. Hayashida, Y. Sasano, and L. L. Pan, J. Geophys. Res., Vol. 107, doi:10.1029/2001JD000595, 2002. |
| Arctic Polar Stratospheric Clouds Observed with the Improved Limb Atmospheric Spectrometer during winter of 1996/1997, S. Hayashida, N. Saitoh, A. Kagawa, T. Yokota, M. Suzuki, H. Nakajima, and Y. Sasano, J. Geophys. Res., Vol. 105, No. D20, 24,715–24,730, doi:10.1029/2000JD900228, 2000. |
| ILAS observations of chemical ozone loss in the Arctic vortex during early spring 1997, Y. Sasano, Y. Terao, H. L. Tanaka, T. Yasunari, H. Kanzawa, H. Nakajima, T. Yokota, H. Nakane, S. Hayashida, and N. Saitoh, Geophys. Res. Lett., Vol. 27, No. 2, 213–216, 2000. |
| SAGE-II で観測された成層圏エアロゾル消散係数の波長依存性の時間・空間変動について, 林田 佐智子, 西村 亜紀, 齋藤 尚子, 日本リモートセンシング学会誌, 18(1), 32–41, https://doi.org/10.11440/rssj1981.18.32, 1998. |