1 649 resources found

Goals: Photooxidation of MEMP with OH under black lights. Summary: Target: 1 ppm H2O2 + 80 ppb EGDBE (A)/ MEMP(B) INSTRUMENTS: SMPS, GC1, AMS, APM, SYFT Organization: UCR-...

Goals: Find SOA yield for dodecane + Cl under high NOx condition (NO and NO2 injected) and low RH. Investigate volatility behavior based on 2D thermograms. Summary: Ammonium...

NCEP ADP ETA / NAM Upper Air Observation Subsets are composed of a regional synoptic set of upper air reports centered over North America, operationally collected by the...

Goals: Understand atmospheric oxidation of ethyl formate Specifically, understand behavior of the HC(=O)OCH(O.)CH3 radical (vs. temperature and O2 partial pressure). Summary:...

The products of NMC Eta model are archived in this dataset at spatial resolution of 40km with 38 vertical levels. This is the primary NMC mesoscale data archive over North...

In this dataset, elemental/trace metal composition of PM2.5 aerosol is measured by x-ray fluorescence (Xact-625i, Sailbri Cooper Inc.). Data are reported at 1-hour (at urban...

The global warmth of the Miocene Climatic Optimum (MCO, ~15 Ma) offers valuable insights into warm climate dynamics and future climate change, providing a real-world testbed for...

Environment Canada provided this collection of ozonesondes and total ozone from stations around the world.

Goals: To characterize vapor wall loss Summary: Vapor wall loss characterization based on the case study of a-pinene ozonolysis with different seed concentration Organization:...

Some of the data sets on the World Weather Disk CDROM have been put on the mass store for use at NCAR. These sets include the Worldwide Airfield Summaries, the U.S. Station...

Goals: Oxidized D5 using Cl2 as the radical precursor to encourage RO2 isomerization/isomerization reactions. Summary: We generally saw the same products as when other oxidants...

NOAA's National Environmental Satellite Services (NESS) has provided visible and infrared brightness data from the Improved TIROS Operational System (ITOS) for 22 October to 24...

This dataset contains a time-series collection of monthly Northern Hemisphere tropospheric data on a 2.5-degree latitude/longitude grid. These grids were created by DSS from the...

Goals: To characterize particulate organic nitrate generated from photooxidation of a-pinene in moderate NO level and to understand its hydrolysis process. Summary: SOA...

The USAF Environmental Technical Applications Center (ETAC) created these monthly climatologies of temperature and winds for the Northern and Southern Hemispheres, and...

Goals: This experiment was performed to study product formation from stabilized Criegee intermediates (SCI) in the Isoprene + ozone under various relative humidity (RH)...

Goals: Gasoline photooxidation under NOx and SOA surrogate Summary: Target: 1.1 ppmC SOA surrogate, 50 ppb NOx, 250 uL Gasoline (A) + 1 ppmC H2O2 (both) INSTRUMENTS: SMPS, GC1,...

The C-band radar aboard the Canadian ship C.C.G.S. Quadra collected reflectivity data at 1 degree by 1 km resolution at various antenna tilt angles. A single 360-degree scan at...

Goals: To calculate SOA yield from Cl-initiated photooxidation of isoprene at a VOC:Cl2 ratio of 0.50, and using neutral seed. Summary: Neutral seed was injected with an initial...

Goals: Investigate vapor-wall loss rates of toluene, a-pinene, and tridecane at RH = 5% Summary: Obtained temporal profiles of three compounds with GC-FID Organization: Caltech...