22.494 resources found

Goals: Control experiment to quantify the SOA yield from a-pinene ozonolysis to subtract off from the corresponding experiment with NO2 (20190627) so that we can quantify just...

This archive has model level forecasts from the 6-hourly runs of ECMWF ERA-40 reanalysis project.

Goals: Determine SOA yield of OH radical oxidation of the VOC Summary: Alkanes were reacted with OH radicals in the presence of NOx in a 5900 L PTFE environmental chamber filled...

Data from Canadian buoys through November 1998, data from two NOAA buoys now operated by Canada, and data from three Canadian waverider buoys.

Goals: Oxidation product & SOA formation study on 2-methylbut-3-ene-1,2-diol (1,2-DHI) ozonolysis under dry (< 5% RH) conditions. Summary: 1,2-DHI and ammonium...

This dataset of daily gridded analyzed geopotential height and temperature for the Northern Hemisphere stratosphere covers the period from January 1946 to December 1980. The 47...

Goals: Investigate atmospheric fate of ethyl formate, specifically looking at the chemistry of the HC(O)OCH(O.)CH3 radical as a function of T and O2 partial pressure. Summary:...

Goals: Determine SOA yield of OH radical oxidation of the VOC Summary: Experiments were conducted in an 8.0 m^3 FEP Teflon environmental chamber in Boulder, CO, that was filled...

Since April 2015, NCAR's Mesoscale and Microscale Meteorology (MMM) Laboratory, in collaboration with NCAR's Computational Information Systems Laboratory (CISL), has been...

The Arctic is undergoing a pronounced and rapid transformation in response to changing greenhouse gasses, including reduction in sea ice extent and thickness. There are also...

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: Diesel photooxidation under NOx and SOA surrogate -- Control Summary: 1.1ppmc surrogate + 50 ppb NOx + 150 uL (shell) diesel + 1 ppmC H2O2 INSTRUMENTS: AMS, SMPS, GC1,...

Goals: Dark-oxidation of b-caryophyllene with the existence of O3, isoprene and 2-butanol under black lights Summary: Targets: b-caryophyllene 5 ppb O3 300 ppb isoprene 0.25 ppm...

The Nimbus-7 Solar Backscatter Ultraviolet (SBUV) instrument was a down-pointing instrument that took measurements every 32 seconds at several wavelengths along the daylight...

Flattery's analysis scheme, using second version of Hough coefficients. <p> <a href="http://rda.ucar.edu/datasets/ds080.0/docs/more.summary.html">MORE</a>...

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

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

Motivated by numerous lower atmosphere climate model hindcast simulations, we performed simulations of the earth's atmosphere from the surface up through the thermosphere-...

Global upper air observations from the U.S.A.F. for the period from July 1966 to August 1969.

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