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    Academic Journals

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• Estimation of secondary organic aerosol viscosity from explicit modeling of gas-phase oxidation of isoprene and α-pinene.

  Authors:Tommaso Galeazzo, Richard Valorso, Ying Li, Marie Camredon, Bernard Aumont, and Manabu ShiraiwaFrom:Atmospheric Chemistry and Physics (Vol. 21, Issue 13) Peer-Reviewed

  July 7, 2021281 words Brief article Secondary organic aerosols (SOA) are major components of atmospheric fine particulate matter, affecting climate and air quality. Mounting evidence exists that SOA can adopt glassy and viscous semisolid states, impacting...

• Mass accommodation and gas-particle partitioning in secondary organic aerosols: dependence on diffusivity, volatility, particle-phase reactions, and penetration depth.

  Authors:Manabu Shiraiwa and Ulrich PöschlFrom:Atmospheric Chemistry and Physics (Vol. 21, Issue 3) Peer-Reviewed

  Feb. 4, 2021454 words Article Mass accommodation is an essential process for gas-particle partitioning of organic compounds in secondary organic aerosols (SOA). The mass accommodation coefficient is commonly described as the probability of a gas...

• Liquid-liquid phase separation and viscosity within secondary organic aerosol generated from diesel fuel vapors.

  Authors:Mijung Song, Adrian M. Maclean, Yuanzhou Huang, Natalie R. Smith, Sandra L. Blair, Julia Laskin, et al.From:Atmospheric Chemistry and Physics (Vol. 19, Issue 19) Peer-Reviewed

  Oct. 8, 2019387 words Report, Author abstr...

  Information on liquid-liquid phase separation (LLPS) and viscosity (or diffusion) within secondary organic aerosol (SOA) is needed to improve predictions of particle size, mass, reactivity, and cloud nucleating...

• Multiphase reactivity of polycyclic aromatic hydrocarbons is driven by phase separation and diffusion limitations.

  Authors:Shouming Zhou, Brian C.H. Hwang, Pascale S.J. Lakey, Andreas Zuend, Jonathan P.D. Abbatt, and Manabu ShiraiwaFrom:Proceedings of the National Academy of Sciences of the United States (Vol. 116, Issue 24) Peer-Reviewed

  June 11, 20195,970 words Article 1570L

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• Quantification of environmentally persistent free radicals and reactive oxygen species in atmospheric aerosol particles

  Authors:Andrea M. Arangio, Haijie Tong, Joanna Socorro, and Manabu ShiraiwaFrom:Atmospheric Chemistry and Physics (Vol. 16, Issue 20) Peer-Reviewed

  Oct. 26, 2016298 words Brief article Fine particulate matter plays a central role in the adverse health effects of air pollution. Inhalation and deposition of aerosol particles in the respiratory tract can lead to the release of reactive oxygen species...

• Effect of relative humidity on the composition of secondary organic aerosol from the oxidation of toluene

  Authors:Mallory L. Hinks, Julia Montoya-Aguilera, Lucas Ellison, Peng Lin, Alexander Laskin, Julia Laskin, et al.From:Atmospheric Chemistry and Physics (Vol. 18, Issue 3) Peer-Reviewed

  Feb. 6, 2018309 words Author abstract, Bri...

  The effect of relative humidity (RH) on the chemical composition of secondary organic aerosol (SOA) formed from low-NO.sub.x toluene oxidation in the absence of seed particles was investigated. SOA samples were...

• Radial diffusion and penetration of gas molecules and aerosol particles through laminar flow reactors, denuders, and sampling tubes

  Authors:Daniel A. Knopf, Ulrich Poschl, and Manabu ShiraiwaFrom:Analytical Chemistry (Vol. 87, Issue 7) Peer-Reviewed

  Apr. 7, 2015 Report

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• Regional modelling of polycyclic aromatic hydrocarbons: WRF-Chem-PAH model development and East Asia case studies

  Authors:Qing Mu, Gerhard Lammel, Christian N. Gencarelli, Ian M. Hedgecock, Ying Chen, Petra Pribylova, et al.From:Atmospheric Chemistry and Physics (Vol. 17, Issue 19) Peer-Reviewed

  Oct. 13, 2017253 words Author abstract, Bri... Polycyclic aromatic hydrocarbons (PAHs) are hazardous pollutants, with increasing emissions in pace with economic development in East Asia, but their distribution and fate in the atmosphere are not yet well understood....

• Predictions of the glass transition temperature and viscosity of organic aerosols from volatility distributions.

  Authors:Ying Li, Douglas A. Day, Harald Stark, Jose L. Jimenez, and Manabu ShiraiwaFrom:Atmospheric Chemistry and Physics (Vol. 20, Issue 13) Peer-Reviewed

  July 13, 2020360 words Brief article Volatility and viscosity are important properties of organic aerosols (OA), affecting aerosol processes such as formation, evolution, and partitioning of OA. Volatility distributions of ambient OA particles have often...

• The effect of viscosity and diffusion on the HO.sub.2 uptake by sucrose and secondary organic aerosol particles

  Authors:Pascale S. J. Lakey, Thomas Berkemeier, Manuel Krapf, Josef Dommen, Sarah S. Steimer, Lisa K. Whalley, et al.From:Atmospheric Chemistry and Physics (Vol. 16, Issue 20) Peer-Reviewed

  Oct. 21, 2016229 words Brief article We report the first measurements of HO.sub.2 uptake coefficients, γ, for secondary organic aerosol (SOA) particles and for the well-studied model compound sucrose which we doped with copper(II)....

• Gas uptake and chemical aging of semisolid organic aerosol particles

  Authors:Manabu Shiraiwa, Markus Ammann, Thomas Koop, and Ulrich PoschlFrom:Proceedings of the National Academy of Sciences of the United States (Vol. 108, Issue 27) Peer-Reviewed

  July 5, 2011242 words Author abstract, Rep...

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• Compositional evolution of particle-phase reaction products and water in the heterogeneous OH oxidation of model aqueous organic aerosols

  Authors:Man Mei Chim, Chiu Tung Cheng, James F. Davies, Thomas Berkemeier, Manabu Shiraiwa, Andreas Zuend, et al.From:Atmospheric Chemistry and Physics (Vol. 17, Issue 23) Peer-Reviewed

  Dec. 5, 2017381 words Brief article Organic compounds present at or near the surface of aqueous droplets can be efficiently oxidized by gas-phase OH radicals, which alter the molecular distribution of the reaction products within the droplet....

• Coexistence of three liquid phases in individual atmospheric aerosol particles.

  Authors:Yuanzhou Huang, Fabian Mahrt, Shaun Xu, Manabu Shiraiwa, Andreas Zuend, and Allan K. BertramFrom:Proceedings of the National Academy of Sciences of the United States (Vol. 118, Issue 16) Peer-Reviewed

  Apr. 20, 20218,981 words Report 1500L

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• Unexpected formation of oxygen-free products and nitrous acid from the ozonolysis of the neonicotinoid nitenpyram.

  Authors:Weihong Wang, Michael J. Ezell, Pascale S.J. Lakey, Kifle Z. Aregahegn, Manabu Shiraiwa, and Barbara J. Finlayson-PittsFrom:Proceedings of the National Academy of Sciences of the United States (Vol. 117, Issue 21) Peer-Reviewed

  May 26, 20207,252 words Report 1410L

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• Radial diffusion and penetration of gas molecules and aerosol particles through laminar flow reactors, denuders, and sampling tubes

  Authors:Daniel A. Knopf, Ulrich Poschl, and Manabu ShiraiwaFrom:Analytical Chemistry (Vol. 87, Issue 8) Peer-Reviewed

  Apr. 21, 201592 words Report

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• Nitrate radicals and biogenic volatile organic compounds: oxidation, mechanisms, and organic aerosol

  Authors:Nga Lee Ng, Steven S. Brown, Alexander T. Archibald, Elliot Atlas, Ronald C. Cohen, John N. Crowley, et al.From:Atmospheric Chemistry and Physics (Vol. 17, Issue 3) Peer-Reviewed

  Feb. 13, 2017289 words Brief article Oxidation of biogenic volatile organic compounds (BVOC) by the nitrate radical (NO.sub.3) represents one of the important interactions between anthropogenic emissions related to combustion and natural emissions from the...

• Optimization of process models for determining volatility distribution and viscosity of organic aerosols from isothermal particle evaporation data

  Authors:Olli-Pekka Tikkanen, Grazia Rovelli, Antti Lipponen, Manabu Shiraiwa, Jonathan P. Reid, Kari E. J. Lehtinen, et al.From:Atmospheric Chemistry and Physics (Vol. 19, Issue 14) Peer-Reviewed

  July 22, 2019258 words Author abstract, Bri...

  The composition of organic aerosol under different ambient conditions as well as their phase state have been a subject of intense study in recent years. One way to study particle properties is to measure the particle...

• Non-equilibrium interplay between gas-particle partitioning and multiphase chemical reactions of semi-volatile compounds: mechanistic insights and practical implications for atmospheric modeling ofpolycyclic aromatic hydrocarbons.

  Authors:Jake Wilson, Ulrich Pöschl, Manabu Shiraiwa, and Thomas BerkemeierFrom:Atmospheric Chemistry and Physics (Vol. 21, Issue 8) Peer-Reviewed

  Apr. 23, 2021390 words Brief article Polycyclic aromatic hydrocarbons (PAHs) are carcinogenic air pollutants. The dispersion of PAHs in the atmosphere is influenced by gas-particle partitioning and chemical loss. These processes are closely interlinked and...

• Multiphase chemical kinetics of OH radical uptake by molecular organic markers of biomass burning aerosols: humidity and temperature dependence, surface reaction, and bulk diffusion

  Authors:Andrea M. Arangio, Jonathan H. Slade, Thomas Berkemeier, Ulrich Poschl, Daniel A. Knopf, and Manabu ShiraiwaFrom:Journal of Physical Chemistry A (Vol. 119, Issue 19) Peer-Reviewed

  May 14, 2015 Report

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• Aqueous photochemistry of secondary organic aerosol of ?-pinene and ?-humulene oxidized with ozone, hydroxyl radical, and nitrate radical

  Authors:Dian E. Romonosky, Ying Li, Manabu Shiraiwa, Alexander Laskin, Julia Laskin, and Sergey A. NizkorodovFrom:Journal of Physical Chemistry A (Vol. 121, Issue 6) Peer-Reviewed

  Feb. 16, 2017 Report

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