Search Results - "Geron, C. D."

Technical Note: Fast two-dimensional GC-MS with thermal extraction for anhydro-sugars in fine aerosols by Ma, Y., Hays, M. D., Geron, C. D., Walker, J. T., Gatari Gichuru, M. J.

“…A fast two-dimensional gas chromatography (GC-MS) method that uses heart-cutting and thermal extraction (TE) and requires no chemical derivatization was…”
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Measurement and interpretation of isoprene fluxes and isoprene, methacrolein, and methyl vinyl ketone mixing ratios at the PROPHET site during the 1998 Intensive by Apel, E. C., Riemer, D. D., Hills, A., Baugh, W., Orlando, J., Faloona, I., Tan, D., Brune, W., Lamb, B., Westberg, H., Carroll, M. A., Thornberry, T., Geron, C. D.

“…Mixing ratios of isoprene, methyl vinyl ketone (MVK), and methacrolein (MACR) were determined continuously during an 8‐day period in the summer of 1998 at a…”
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Speciation of Gas-Phase and Fine Particle Emissions from Burning of Foliar Fuels by Hays, Michael D, Geron, Christopher D, Linna, Kara J, Smith, N. Dean, Schauer, James J

“…Fine particle matter with aerodynamic diameter <2.5 μm (PM2.5) and gas-phase emissions from open burning of six fine (foliar) fuels common to fire-prone U.S…”
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Weather Effects on Isoprene Emission Capacity and Applications in Emissions Algorithms by Sharkey, Thomas D., Singsaas, Eric L., Lerdau, Manuel T., Geron, Chris D.

“…Many plants synthesize isoprene. Because it is volatile and reacts rapidly with hydroxyl radicals, it is emitted to the atmosphere and plays a critical role in…”
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Seasonal course of isoprene emissions from a midlatitude deciduous forest by Goldstein, Allen H., Goulden, Michael L., Munger, J. William, Wofsy, Steven C., Geron, Christopher D.

“…Continuous measurements of whole canopy isoprene emissions over an entire growing season are reported from Harvard Forest (42°32′N, 72°11′W). Emissions were…”
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Nitrogen trace gas emissions from a riparian ecosystem in southern Appalachia by Walker, John T, Geron, Christopher D, Vose, James M, Swank, Wayne T

“…In this paper, we present two years of seasonal nitric oxide (NO), ammonia (NH 3), and nitrous oxide (N 2O) trace gas fluxes measured in a recovering riparian…”
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Biogenic isoprene emission: Model evaluation in a southeastern United States bottomland deciduous forest by Geron, Christopher D., Nie, Dalin, Arnts, Robert R., Sharkey, Thomas D., Singsaas, Eric L., Vanderveer, Peter J., Guenther, Alex, Sickles, Joe E., Kleindienst, Tad E.

“…Isoprene is usually the dominant natural volatile organic compound emission from forest ecosystems, especially those with a major broadleaf deciduous…”
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Reassessment of biogenic volatile organic compound emissions in the Atlanta area by Geron, Christopher D., Pierce, Thomas E., Guenther, Alex B.

“…Localized estimates of biogenic volatile organic compound (BVOC) emissions are important inputs for photochemical oxidant simulation models. Since forest tree…”
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Open burning of agricultural biomass: Physical and chemical properties of particle-phase emissions by Hays, Michael D., Fine, Philip M., Geron, Christopher D., Kleeman, Michael J., Gullett, Brian K.

“…We present the physical and chemical characterization of particulate matter (PM 2.5) emissions from simulated agricultural fires (AFs) of surface residuals of…”
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Active Turbulence and Scalar Transport near the Forest–Atmosphere Interface by Katul, Gabriel G., Geron, Chris D., Hsieh, Cheng-I, Vidakovic, Brani, Guenther, Alex B.

“…Turbulent velocity, temperature, water vapor concentration, and other scalars were measured at the canopy–atmosphere interface of a 13–14-m-tall uniform pine…”
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Measurement and interpretation of isoprene fluxes and isoprene, methacrolein, and methyl vinyl ketone mixing ratios at the PROPHET site during the 1998 Intensive by APEL, E. C, RIEMER, D. D, CARROLL, M. A, THORNBERRY, T, GERON, C. D, HILLS, A, BAUGH, W, ORLANDO, J, FALOONA, I, TAN, D, BRUNE, W, LAMB, B, WESTBERG, H

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Reassessment of biogenic volatile organic compound emissions in the Atlantic area by GERON, C. D, PIERCE, T. E, GUENTHER, A. B

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Seasonal course of isoprene emissions from a midlatitude deciduous forest by Goldstein, AH, Goulden, M L, Munger, J W, Wofsy, S C, Geron, C D

“…Continuous measurements of whole canopy isoprene emissions over an entire growing season are reported from Harvard Forest (42 degree 32 theta N, 72 degree 11…”
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Evaluation of the effectiveness of riparian zone restoration in the southern Appalachians by assessing soil microbial populations by Tian, Guanglong, Vose, James M., Coleman, David C., Geron, Christopher D., Walker, John T.

“…Microbial biomass, nitrifiers and denitrifiers in surface soil (0–10 cm) were quantified in a riparian zone restoration project at Coweeta, North Carolina,…”
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