Rchr
J-GLOBAL ID：200901083962399607
Update date: Jan. 30, 2024
Hirokawa Jun
ヒロカワ ジュン | Hirokawa Jun
Affiliation and department：
Job title：
Associate Professor
Research field (1)：
Atmospheric and hydrospheric science
Research theme for competitive and other funds (19)：
- 2021 - 2024 ウイルス粒子の個性に注目した細胞取り込み機構と応答スペクトルの解析
- 2008 - 2014 Impacts of Aerosols in East Asia on Plants and Human Health-Research Generalization
- 2008 - 2012 Understanding of the formation mechanisms of secondary organic aerosols by real-time measurements of their precursors
- 2008 - 2010 Measurements of nitrous acid concentration in the atmosphere using chemical ionization mass spectrometry
- 2007 - 2009 Solvation structure of iodide on an aqueous solution surface and relevant heterogeneous chemical reactions
- 2006 - 2008 Ice nucleation activity of organic particles in cloud processes : Analysis using a thermal diffusion chamber
- 2004 - 2005 化学イオン化質量分析法を用いたエアロゾル前駆気体濃度測定装置の開発
- 2002 - 2004 Studies on strategic control of photochemical oxidants in mega-cities
- 2002 - 2003 Study on atmospheric chemical mechanisms related to each hemispherical atmospheric OH trend derived from AGAGE observation
- 2001 - 2002 化学イオン化質量分析計を用いた海洋大気中の次亜臭素酸濃度の測定
- 1999 - 2000 海塩粒子とオゾンの不均一化学反応の研究
- 1998 - 2000 Studies on chemistry and cycles of halogens in the troposphere
- 1997 - 1999 INSTRUMENTAL DEVELOPMENT OF ULTRA-HIGH PERFORMANCE NOx ANALYZER USING LASER INDUCED FLUORESCENCE TECHNIQUE
- 1997 - 1999 SYNTHETIC OBSERVATIONAL STUDY ON OH AND OTHER REACTIVE TRACE GASES TO TEST THE THEORY OF ATMOSPHERIC PHOTOCHEMISTRY
- 1995 - 1996 Development of Liquified Air/Fourier Transform Infrared Spectroscopic Method for Simultaneous Measurement of Atmospheric Trace Gases
- 1995 - 1996 DEVELOPMENT OF DETECTION METHOD FOR MEASURING AMBIENT NO CONCENTRATION USING HIGH SENSITIVE LASER SPECTROSCOPIC TECHNIQUE
- 1994 - 1996 Development of LIF instrument for Measuring Tropospheric Hydorxyl Radicals and Verification of Photochemical Theory
- 1994 - 1994 大気中におけるHOxラジカル測定手法の高度化に関する研究
- 対流圏大気における化学反応過程の解明
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Papers (34)：
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Srinivas Bikkina, Kimitaka Kawamura, Yosuke Sakamoto, Jun Hirokawa. Low molecular weight dicarboxylic acids, oxocarboxylic acids and α-dicarbonyls as ozonolysis products of isoprene: Implication for the gaseous-phase formation of secondary organic aerosols. Science of The Total Environment. 2021. 769. 144472-144472
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Sakamoto Yosuke, Zhou Jun, Kohno Nanase, Nakagawa Maho, Hirokawa Jun, Kajii Yoshizumi. Kinetic study of OH uptake onto deliquesced NaCl particles by combining laser photolysis and laser-induced fluorescence. Journal of Physical Chemistry Letters. 2018. 9. 14. 4115-4119
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Yosuke Sakamoto, Goda Motoki, Jun Hirokawa. Kinetic study of heterogeneous bromine release from the reaction between gaseous ozone and aqueous bromide solution. Journal of Physical Chemistry A. 2018. 122. 2723-2731
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Satoshi Inomata, Kei Sato, Yosuke Sakamoto, Jun Hirokawa. Direct observation of new particle formation during ozonolysis of isoprene and ethene competing against the growth of preexisting particles. ATMOSPHERIC ENVIRONMENT. 2017. 170. 149-155
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Ryoji Yajima, Yosuke Sakamoto, Satoshi Inomata, Jun Hirokawa. Relative Reactivity Measurements of Stabilized CH2OO, Produced by Ethene Ozonolysis, Toward Acetic Acid and Water Vapor Using Chemical Ionization Mass Spectrometry. JOURNAL OF PHYSICAL CHEMISTRY A. 2017. 121. 34. 6440-6449
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MISC (31)：
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猪俣敏, 廣川淳, 坂本陽介. New particle formation from ozonolysis of 2-methyl-2-butene and trans-2-butene. 日本地球惑星科学連合大会予稿集(Web). 2021. 2021
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猪俣敏, 廣川淳, 坂本陽介. New particle formation related to oligomers involving Criegee intermediates. 質量分析総合討論会講演要旨集. 2021. 69th
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猪俣 敏, 廣川 淳, 坂本 陽介. 大気化学研究の最前線 : 二次生成有機エアロゾルSOAの生成メカニズムに迫る. 化学 = Chemistry. 2015. 70. 9. 25-30
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Kawamura Kimitaka, Tachibana Eri, Sakamoto Yosuke, Hirokawa Jun. GC/MS analyses of dicarboxylic acids, oxocarboxylic acids, glyoxal and methylglyoxal in the ozone oxidation products of isoprene. Researches in organic geochemistry. 2014. 30. 1. 37-41
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猪俣敏, 廣川淳, 坂本陽介, 谷本浩志, 佐藤圭, 奥村智憲, 東野達. 化学イオン化質量分析法を用いたイソプレンのオゾン酸化で生成する二次有機エアロゾルの生成機構の考察. 日本地球化学会年会講演要旨集. 2013. 60th. 38-39
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Books (4)：
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Atmospheric multiphase chemistry : fundamentals of secondary aerosol formation
John Wiley & Sons 2020 ISBN:9781119422426
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反応速度論
裳華房 2017
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基礎の化学
三共出版 2015
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オゾン層破壊の科学
北海道大学出版会 2007
Professional career (1)：
Association Membership(s) (6)：
日本分光学会
, 日本化学会
, 日本エアロゾル学会
, 大気環境学会
, 日本大気化学会
, Japan Association of Aerosol Science and Technology
