Aqueous-phase oxidation of three phenolic compounds by hydroxyl radical: Insight into secondary organic aerosol formation yields, mechanisms, products and optical properties

2020 ◽  
Vol 223 ◽  
pp. 117240 ◽  
Author(s):  
Zhaolian Ye ◽  
Yu Zhuang ◽  
Yantong Chen ◽  
Zhuzi Zhao ◽  
Shuaishuai Ma ◽  
...  
Keyword(s):  
Optical Properties ◽  
Phenolic Compounds ◽  
Hydroxyl Radical ◽  
Aqueous Phase ◽  
Secondary Organic Aerosol ◽  
Organic Aerosol ◽  
Aerosol Formation ◽  
Phase Oxidation ◽  
Secondary Organic Aerosol Formation ◽  
Insight Into

scholarly journals Mechanism of the hydroxyl radical oxidation of methacryloyl peroxynitrate (MPAN) and its pathway toward secondary organic aerosol formation in the atmosphere

2015 ◽  
Vol 17 (27) ◽  
pp. 17914-17926 ◽  
Author(s):  
Tran B. Nguyen ◽  
Kelvin H. Bates ◽  
John D. Crounse ◽  
Rebecca H. Schwantes ◽  
Xuan Zhang ◽  
...  
Keyword(s):  
Hydroxyl Radical ◽  
Alkyl Radical ◽  
Secondary Organic Aerosol ◽  
Organic Aerosol ◽  
Particle Phase ◽  
Aerosol Formation ◽  
Radical Oxidation ◽  
Secondary Organic Aerosol Formation ◽  
Phase Chemistry

The photooxidation of MPAN forms an energetic alkyl radical that promptly cyclizes, producing an α-lactone that participates in particle-phase chemistry.

Enhanced uptake of glyoxal at the acidic nanoparticle interface: implications for secondary organic aerosol formation

2020 ◽  
Vol 7 (4) ◽  
pp. 1126-1135 ◽  
Author(s):  
Qiuju Shi ◽  
Weina Zhang ◽  
Yuemeng Ji ◽  
Jiaxin Wang ◽  
Dandan Qin ◽  
...  
Keyword(s):  
Sulfuric Acid ◽  
Aqueous Phase ◽  
Catalytic Effect ◽  
Secondary Organic Aerosol ◽  
Organic Aerosol ◽  
Hydration Reaction ◽  
Aerosol Formation ◽  
Secondary Organic Aerosol Formation

Glyoxal (GL) exhibits a preferential tendency to the acidic nanoparticle interface, and sulfuric acid (SA) has a catalytic effect on hydration reaction of glyoxal in the aqueous phase.

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