Search Results - "Lignell, Hanna"

Exploring matrix effects on photochemistry of organic aerosols by Lignell, Hanna, Hinks, Mallory L., Nizkorodov, Sergey A.

“…This work explores the effect of the environment on the rate of photolysis of 2,4-dinitrophenol (24-DNP), an important environmental toxin. In stark contrast…”
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Formation of highly oxygenated low-volatility products from cresol oxidation by Schwantes, Rebecca H, Schilling, Katherine A, McVay, Renee C, Lignell, Hanna, Coggon, Matthew M, Zhang, Xuan, Wennberg, Paul O, Seinfeld, John H

“…Hydroxyl radical (OH) oxidation of toluene produces ring-retaining products: cresol and benzaldehyde, and ring-opening products: bicyclic intermediate…”
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Experimental and Theoretical Study of Aqueous cis-Pinonic Acid Photolysis by Lignell, Hanna, Epstein, Scott A, Marvin, Margaret R, Shemesh, Dorit, Gerber, Benny, Nizkorodov, Sergey

“…Direct aqueous photolysis of cis-pinonic acid (PA; 2-(3-acetyl-2,2-dimethylcyclobutyl)­acetic acid; CAS Registry No. 473-72-3) by 280–400 nm radiation was…”
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Effect of viscosity on photodegradation rates in complex secondary organic aerosol materials by Hinks, Mallory L, Brady, Monica V, Lignell, Hanna, Song, Mijung, Grayson, James W, Bertram, Allan K, Lin, Peng, Laskin, Alexander, Laskin, Julia, Nizkorodov, Sergey A

“…This work explores the effect of environmental conditions on the photodegradation rates of atmospherically relevant, photolabile, organic molecules embedded in…”
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Real-Time Studies of Iron Oxalate-Mediated Oxidation of Glycolaldehyde as a Model for Photochemical Aging of Aqueous Tropospheric Aerosols by Thomas, Daniel A, Coggon, Matthew M, Lignell, Hanna, Schilling, Katherine A, Zhang, Xuan, Schwantes, Rebecca H, Flagan, Richard C, Seinfeld, John H, Beauchamp, J. L

“…The complexation of iron­(III) with oxalic acid in aqueous solution yields a strongly absorbing chromophore that undergoes efficient photodissociation to give…”
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The Caltech Photooxidation Flow Tube reactor: design, fluid dynamics and characterization by Huang, Yuanlong, Coggon, Matthew M, Zhao, Ran, Lignell, Hanna, Bauer, Michael U, Flagan, Richard C, Seinfeld, John H

“…Flow tube reactors are widely employed to study gas-phase atmospheric chemistry and secondary organic aerosol (SOA) formation. The development of a new…”
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A note on the effects of inorganic seed aerosol on the oxidation state of secondary organic aerosol—α‐Pinene ozonolysis by Huang, Dan Dan, Zhang, Xuan, Dalleska, Nathan F., Lignell, Hanna, Coggon, Matthew M., Chan, Chi‐Ming, Flagan, Richard C., Seinfeld, John H., Chan, Chak K.

“…We compare the oxidation state and molecular composition of α‐pinene‐derived secondary organic aerosol (SOA) by varying the types and surface areas of…”
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Isomerization and ionization of N2O4 on model ice and silica surfaces by Lignell, Hanna, Varner, Mychel E., Finlayson-Pitts, Barbara J., Benny Gerber, R.

“…[Display omitted] ► Isomerization and ionization of N2O4 on model ice and silica surfaces were studied computationally. ► MP2 and B3LYP methods were used. ►…”
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Hindered rotation of HArF in solid argon: Infrared spectroscopy and a theoretical model by Bochenkova, Anastasia V., Khriachtchev, Leonid, Lignell, Antti, Räsänen, Markku, Lignell, Hanna, Granovsky, Alexander A., Nemukhin, Alexander V.

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A note on the effects of inorganic seed aerosol on the oxidation state of secondary organic aerosol--[alpha]-Pinene ozonolysis by Huang, Dan Dan, Zhang, Xuan, Dalleska, Nathan F, Lignell, Hanna, Coggon, Matthew M, Chan, Chi-Ming, Flagan, Richard C, Seinfeld, John H, Chan, Chak K

“…We compare the oxidation state and molecular composition of [alpha]-pinene-derived secondary organic aerosol (SOA) by varying the types and surface areas of…”
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