906 resources found

Goals: To derive an SOA mass yield curve for a-pinene+NO3 system and to serve as a base case for the pure a-pinene system when comparing single- vs. multi-precursor systems....

Goals: Fast burst photooxidation of alkanols (high-NOx). Gas-aerosol-wall partitioning kinetics. Determine accommodation coefficient (alpha) and effective volatility under...

Goals: To quantify the nitrooxy-hydroperoxide yield and the SOA yield from nighttime RO2+HO2-dominated NO3-initiated chemistry of a-pinene by adding H2O2 + ozone + NO2 to the...

Goals: To investigate SOA and secondary brown carbon formation Summary: 3-methylfuran was oxidized via OH in the presence of AS seed and NOx. HONO was used for the OH source....

Goals: Fast burst photooxidation of alkanols (high-NOx). Gas-aerosol-wall partitioning kinetics. Determine accommodation coefficient (alpha) and effective volatility under...

Goals: Fast burst photooxidation of alkanols (high-NOx). Gas-aerosol-wall partitioning kinetics. Determine accommodation coefficient (alpha) and effective volatility under...

Goals: To investigate SOA and secondary brown carbon formation Summary: Furfural was oxidized via OH in the presence of AS seed and NOx. HONO was used for the OH source....

Goals: Determine atmospheric photoxidation pathways for ethyl acetate, specifically examine chemistry of CH3CH2C(O)OCH(O.)CH3 radical vs. T and O2 partial pressure Summary:...

Goals: Observing OH-initiated m-xylene reactions under SOA surrogate and NOx environment. Summary: targets: 4.4 ppmC SOA surrogate + 1 ppmc H2O2 + 25 ppb Nox + 100 ppb...

Goals: This experiment was performed to assess the reactive uptake behavior of cis beta-IEPOX that was synthesized for the experiment. Different particle inorganic compositions...

Goals: Probing the steady state NO and O3 concentration that could be reached by varying the concentrations of reactants H2O2 and NO in the photooxidation experiment Summary:...

Goals: Control experiment to quantify the SOA yield from a-pinene ozonolysis to subtract off from the corresponding experiment with NO2 (20190715) so that we can quantify just...

Goals: Generate SOA for health study. Summary: AP+H2O2, photooxidation under humid condition. Organization: Ng Research Group Lab Affiliation: Georgia Institute of Technology...

Goals: Prepare SOA for ROS measurements Summary: SOA was prepared and then collected for offline analysis Organization: Nizkorodov Lab Lab Affiliation: University of California,...

Goals: To assess the feasibility of accessing nighttime HO2-dominated chemistry of a-pinene by adding H2O2 + ozone + NO2 to the chamber. Overall goals will include quantifying...

Goals: This experiment is a repeat of 140726, but done with the NO2PAN analyzer to get the exact concentration of MPAN. The photoxidation is wdone without a-pinene or MAE, to...

Goals: Investigate vapor-wall loss rates of isoprene, MACR, and MVK at RH = 85% Summary: Obtained temporal profiles of three compounds with GC-FID Organization: Caltech...

Goals: Determine SOA yield of OH radical oxidation of the VOC Summary: Experiments were performed at ambient temperature (?25°C) and pressure (?84?kPa) in an 8?m3 FEP Teflon...

C-iTRACE is a coarse resolution (3˚), ocean-only simulation run from the LGM (22ka) to present day using iPOP2, the isotope-enabled ocean component of the CESM1. This...

Goals: The comparison of photochemical aging effect on SOA formed from monoterpenes + NO3 reaction Summary: Compared to b-pinene, a-pinene+NO3 shows low SOA loading &...