Isobel Simpson : rechercher sur Z-Library

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Articles (60)
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1

Air Quality in Mecca and Surrounding Holy Places in Saudi Arabia During Hajj: Initial Survey

Simpson, Isobel J., Aburizaiza, Omar S., Siddique, Azhar, Barletta, Barbara, Blake, Nicola J., Gartner, Aaron, Khwaja, Haider, Meinardi, Simone, Zeb, Jahan, Blake, Donald R.

Journal:

Environmental Science & Technology

Année:

2014

Langue:

english

Fichier:

PDF, 2.24 MB

english, 2014

2

Ambient air quality in the Kathmandu Valley, Nepal during the pre-monsoon: Concentrations and sources of particulate matter and trace gases

Islam, Md. Robiul, Jayarathne, Thilina, Simpson, Isobel J., Werden, Benjamin, Maben, John, Gilbert, Ashley, Praveen, Puppala S., Adhikari, Sagar, Panday, Arnico K., Rupakheti, Maheswar, Blake, Donald

Journal:

Atmospheric Chemistry and Physics Discussions

Année:

2019

Langue:

english

Fichier:

PDF, 514 KB

english, 2019

3

Ambient air quality in the Kathmandu Valley, Nepal, during the pre-monsoon: concentrations and sources of particulate matter and trace gases

Islam, Md. Robiul, Jayarathne, Thilina, Simpson, Isobel J., Werden, Benjamin, Maben, John, Gilbert, Ashley, Praveen, Puppala S., Adhikari, Sagar, Panday, Arnico K., Rupakheti, Maheswar, Blake, Donald

Journal:

Atmospheric Chemistry and Physics

Année:

2020

Langue:

english

Fichier:

PDF, 2.63 MB

english, 2020

4

The electronic structure of flavin derivatives: Part I. Ab initio calculations for 1H-alloxazine and 10H-isoalloxazine, their reduced derivatives and related compounds; assignments of photoelectron spectra

Michael H. Palmer, Isobel Simpson, Roelof J. Platenkamp

Journal:

Journal of Molecular Structure

Année:

1980

Langue:

english

Fichier:

PDF, 1.49 MB

english, 1980

5

Chemical repercussions of orbital interactions through bond and through space The reactivity of the double bond in unsaturated cyclic sulphones towards aziridine formation and epoxidation

R. Alan Aitken, Ian Gosney, Hugh Farries, Michael H. Palmer, Isobel Simpson, John I.G. Cadogan, Edward J. Tinley

Journal:

Année:

1984

Langue:

english

Fichier:

PDF, 1.34 MB

english, 1984

6

Cities in the earth system

Scott Elliott, Ethan Decker, Felisa A. Smith, Donald R. Blake, Isobel J. Simpson, F.Sherwood Rowland

Journal:

Environmental Science & Policy

Année:

2000

Langue:

english

Fichier:

PDF, 64 KB

english, 2000

7

Chemical repercussions of orbital interactions through bond and through space. Effect of remote substituents on the addition of nitrenes to bicyclic olefins

R. Alan Aitken, Ian Gosney, Hugh Farries, Michael H. Palmer, Isobel Simpson, J.I.G. Cadogan, Edward J. Tinley

Journal:

Année:

1985

Langue:

english

Fichier:

PDF, 1.56 MB

english, 1985

8

Long-term atmospheric measurements of C1–C5 alkyl nitrates in the Pearl River Delta region of southeast China

Isobel J. Simpson, Tao Wang, Hai Guo, Y.H. Kwok, Frank Flocke, Elliot Atlas, Simone Meinardi, F. Sherwood Rowland, Donald R. Blake

Journal:

Atmospheric Environment

Année:

2006

Langue:

english

Fichier:

PDF, 756 KB

english, 2006

9

Ambient halocarbon mixing ratios in 45 Chinese cities

Barbara Barletta, Simone Meinardi, Isobel J. Simpson, F. Sherwood Rowland, Chuen-Yu Chan, Xinming Wang, Shichun Zou, Lo Yin Chan, Donald R. Blake

Journal:

Atmospheric Environment

Année:

2006

Langue:

english

Fichier:

PDF, 534 KB

english, 2006

10

Reply to “Comment on ‘Long-term atmospheric measurements of C1–C5 alkyl nitrates in the Pearl River Delta region of southeast China’”

Isobel J. Simpson, Frank Flocke, Elliot Atlas, F. Sherwood Rowland, Simone Meinardi, Tao Wang, Hai Guo, Y.H. Kwok, Donald R. Blake

Journal:

Atmospheric Environment

Année:

2007

Langue:

english

Fichier:

PDF, 96 KB

english, 2007

11

Measurements of nonmethane hydrocarbons in 28 United States cities

Angela K. Baker, Andreas J. Beyersdorf, Lambert A. Doezema, Aaron Katzenstein, Simone Meinardi, Isobel J. Simpson, Donald R. Blake, F. Sherwood Rowland

Journal:

Atmospheric Environment

Année:

2008

Langue:

english

Fichier:

PDF, 351 KB

english, 2008

12

Ambient mixing ratios of nonmethane hydrocarbons (NMHCs) in two major urban centers of the Pearl River Delta (PRD) region: Guangzhou and Dongguan

Barbara Barletta, Simone Meinardi, Isobel J. Simpson, Shichun Zou, F. Sherwood Rowland, Donald R. Blake

Journal:

Atmospheric Environment

Année:

2008

Langue:

english

Fichier:

PDF, 1.50 MB

english, 2008

13

Vertical distributions of non-methane hydrocarbons and halocarbons in the lower troposphere over northeast China

Likun Xue, Tao Wang, Isobel. J. Simpson, Aijun Ding, Jian Gao, Donald R. Blake, Xuezhong Wang, Wenxing Wang, Hengchi Lei, Dezhen Jin

Journal:

Atmospheric Environment

Année:

2011

Langue:

english

Fichier:

PDF, 978 KB

english, 2011

14

Mixing ratios of volatile organic compounds (VOCs) in the atmosphere of Karachi, Pakistan

Barbara Barletta, Simone Meinardi, Isobel J Simpson, Haider A Khwaja, Donald R Blake, F.Sherwood Rowland

Journal:

Atmospheric Environment

Année:

2002

Langue:

english

Fichier:

PDF, 217 KB

english, 2002

15

Long-term decline of global atmospheric ethane concentrations and implications for methane

Simpson, Isobel J., Sulbaek Andersen, Mads P., Meinardi, Simone, Bruhwiler, Lori, Blake, Nicola J., Helmig, Detlev, Rowland, F. Sherwood, Blake, Donald R.

Journal:

Année:

2012

Langue:

english

Fichier:

PDF, 2.20 MB

english, 2012

16

Impact of the leakage of liquefied petroleum gas (LPG) on Santiago Air Quality

Chen, Tai-Yih, Simpson, Isobel J., Blake, Donald R., Rowland, F. Sherwood

Journal:

Geophysical Research Letters

Année:

2001

Langue:

english

Fichier:

PDF, 560 KB

english, 2001

17

Large-scale latitudinal and vertical distributions of NMHCs and selected halocarbons in the troposphere over the Pacific Ocean during the March-April 1999 Pacific Exploratory Mission (PEM-Tropics B)

Blake, Nicola J., Blake, Donald R., Simpson, Isobel J., Lopez, Jimena P., Johnston, Nancy A. C., Swanson, Aaron L., Katzenstein, Aaron S., Meinardi, Simone, Sive, Barkley C., Colman, Jonah J., Atlas,

Journal:

Journal of Geophysical Research

Année:

2001

Langue:

english

Fichier:

PDF, 2.52 MB

english, 2001

18

Implications of the recent fluctuations in the growth rate of tropospheric methane

Simpson, Isobel J., Chen, Tai-Yih, Blake, Donald R., Rowland, F. Sherwood

Journal:

Geophysical Research Letters

Année:

2002

Langue:

english

Fichier:

PDF, 136 KB

english, 2002

19

Use of a mixed-layer model to estimate dimethylsulfide flux and application to other trace gas fluxes

Lenschow, Donald H., Paluch, Ilga R., Bandy, Alan R., Thornton, Donald C., Blake, Donald R., Simpson, Isobel

Journal:

Journal of Geophysical Research

Année:

1999

Langue:

english

Fichier:

PDF, 1.89 MB

english, 1999

20

Influence of southern hemispheric biomass burning on midtropospheric distributions of nonmethane hydrocarbons and selected halocarbons over the remote South Pacific.

Blake, Nicola J., Blake, Donald R., Wingenter, Oliver W., Sive, Barkley C., McKenzie, Lisa M., Lopez, Jimena P., Simpson, Isobel J., Fuelberg, Henry E., Sachse, Glen W., Anderson, Bruce E., Gregory, G

Journal:

Journal of Geophysical Research

Année:

1999

Langue:

english

Fichier:

PDF, 2.34 MB

english, 1999

21

A biomass burning source of C 1 –C 4 alkyl nitrates

Simpson, Isobel J.

Journal:

Geophysical Research Letters

Année:

2002

Langue:

english

Fichier:

PDF, 82 KB

english, 2002

22

Photochemical production and evolution of selected C 2 –C 5 alkyl nitrates in tropospheric air influenced by Asian outflow

Simpson, Isobel J.

Journal:

Journal of Geophysical Research

Année:

2003

Langue:

english

Fichier:

PDF, 1.52 MB

english, 2003

23

Airborne measurements of cirrus-activated C 2 Cl 4 depletion in the upper troposphere with evidence against Cl reactions

Simpson, Isobel J.

Journal:

Geophysical Research Letters

Année:

2003

Langue:

english

Fichier:

PDF, 408 KB

english, 2003

24

Long-term decrease in the global atmospheric burden of tetrachloroethene (C 2 Cl 4 )

Simpson, Isobel J.

Journal:

Geophysical Research Letters

Année:

2004

Langue:

english

Fichier:

PDF, 192 KB

english, 2004

25

Strong evidence for negligible methyl chloroform (CH 3 CCl 3 ) emissions from biomass burning

Simpson, Isobel J., Blake, Nicola J., Blake, Donald R., Meinardi, Simone, Andersen, Mads P. Sulbaek, Rowland, F. Sherwood

Journal:

Geophysical Research Letters

Année:

2007

Langue:

english

Fichier:

PDF, 191 KB

english, 2007

26

F. Sherwood “Sherry” Rowland (1927–2012)

Blake, Donald R., Simpson, Isobel J.

Journal:

Eos Transactions American Geophysical Union

Année:

2012

Langue:

english

Fichier:

PDF, 518 KB

english, 2012

27

Air quality in the Industrial Heartland of Alberta, Canada and potential impacts on human health

Simpson, Isobel J., Marrero, Josette E., Batterman, Stuart, Meinardi, Simone, Barletta, Barbara, Blake, Donald R.

Journal:

Atmospheric Environment

Année:

2013

Langue:

english

Fichier:

PDF, 808 KB

english, 2013

28

Source attributions of hazardous aromatic hydrocarbons in urban, suburban and rural areas in the Pearl River Delta (PRD) region

Zhang, Yanli, Wang, Xinming, Barletta, Barbara, Simpson, Isobel J., Blake, Donald R., Fu, Xiaoxin, Zhang, Zhou, He, Quanfu, Liu, Tengyu, Zhao, Xiuying, Ding, Xiang

Journal:

Journal of Hazardous Materials

Année:

2013

Langue:

english

Fichier:

PDF, 882 KB

english, 2013

29

39. The triterpene group. Part VIII. The minor triterpenoid constituents of Manila elemi resin (continued)

Morice, Isobel M., Simpson, James C. E.

Journal:

Journal of Chemical Sciences (Bangalore)

Année:

1941

Langue:

english

Fichier:

PDF, 384 KB

english, 1941

30

Unusual effect of a remote SO2 group on the reactivity of the double bond in unsaturated cyclic sulphones towards ethoxycarbonylnitrene

Aitaken, R. Alan, Cadogan, J. I. G., Farries, Hugh, Gosney, Ian, Palmer, Michael H., Simpson, IsobeL, Tinley, Edward J.

Journal:

Journal of the Chemical Society Chemical Communications

Année:

1984

Langue:

english

Fichier:

PDF, 269 KB

english, 1984

31

34. The triterpene group. Part IX. The constitution of bre�n and maniladiol

Morice, Isobel M., Simpson, James C. E.

Journal:

Journal of Chemical Sciences (Bangalore)

Année:

1942

Langue:

english

Fichier:

PDF, 818 KB

english, 1942

32

Integrating Source Apportionment Tracers into a Bottom-up Inventory of Methane Emissions in the Barnett Shale Hydraulic Fracturing Region

Townsend-Small, Amy, Marrero, Josette E., Lyon, David R., Simpson, Isobel J., Meinardi, Simone, Blake, Donald R.

Journal:

Environmental Science & Technology

Année:

2015

Langue:

english

Fichier:

PDF, 2.06 MB

english, 2015

33

Gas-Phase Tautomerism in the Triazoles and Tetrazoles: A Study by Photoelectron Spectroscopy and ab Initio Molecular Orbital Calculations

Palmer, Michael H., Simpson, Isobel, Wheeler, J. Ross

Journal:

Zeitschrift für Naturforschung A

Année:

1981

Langue:

english

Fichier:

PDF, 5.68 MB

english, 1981

34

Terra-Cotta Revetments in the Museum of the American Academy in Rome

Journal:

Memoirs of the American Academy in Rome

Année:

1938

Langue:

english

Fichier:

PDF, 1.80 MB

english, 1938

35

Influence of biomass burning during recent fluctuations in the slow growth of global tropospheric methane

Simpson, Isobel J., Rowland, F. Sherwood, Meinardi, Simone, Blake, Donald R.

Journal:

Geophysical Research Letters

Année:

2006

Langue:

english

Fichier:

PDF, 317 KB

english, 2006

36

148. The triterpene group. Part VII. The minor triterpenoid constituents of Manila elemi resin

Morice, Isobel M., Simpson, James C. E.

Journal:

Journal of Chemical Sciences (Bangalore)

Année:

1940

Langue:

english

Fichier:

PDF, 501 KB

english, 1940

37

Characterization of carbon monoxide, methane and nonmethane hydrocarbons in emerging cities of Saudi Arabia and Pakistan and in Singapore

Barletta, Barbara, Simpson, Isobel J., Blake, Nicola J., Meinardi, Simone, Emmons, Louisa K., Aburizaiza, Omar S., Siddique, Azhar, Zeb, Jahan, Yu, Liya E., Khwaja, Haider A., Farrukh, Muhammad A., Bl

Journal:

Journal of Atmospheric Chemistry

Année:

2017

Langue:

english

Fichier:

PDF, 1.05 MB

english, 2017

38

Analysis of the ESR Hyperfine Coupling in Mono- and Bicyclic Azine Radical Anions by Means of Calculated Spin Densities

Palmerand, Michael H., Simpson, Isobel

Journal:

Zeitschrift für Naturforschung A

Année:

1983

Langue:

english

Fichier:

PDF, 11.35 MB

english, 1983

39

A dual-chamber method for quantifying the effects of atmospheric perturbations on secondary organic aerosol formation from biomass burning emissions

Tkacik, Daniel S., Robinson, Ellis S., Ahern, Adam, Saleh, Rawad, Stockwell, Chelsea, Veres, Patrick, Simpson, Isobel J., Meinardi, Simone, Blake, Donald R., Yokelson, Robert J., Presto, Albert A., Su

Journal:

Journal of Geophysical Research Atmospheres

Année:

2017

Langue:

english

Fichier:

PDF, 1005 KB

english, 2017

40

Airborne measurements of western U.S. wildfire emissions: Comparison with prescribed burning and air quality implications

Liu, Xiaoxi, Huey, L. Gregory, Yokelson, Robert J., Selimovic, Vanessa, Simpson, Isobel J., Müller, Markus, Jimenez, Jose L., Campuzano-Jost, Pedro, Beyersdorf, Andreas J., Blake, Donald R., Butterfie

Journal:

Journal of Geophysical Research Atmospheres

Année:

2017

Langue:

english

Fichier:

PDF, 1.04 MB

english, 2017

41

Ambient CFCs and HCFC-22 observed concurrently at 84 sites in the Pearl River Delta region during the 2008-2009 grid studies

Zhang, Yanli, Wang, Xinming, Simpson, Isobel J., Barletta, Barbara, Blake, Donald R., Meinardi, Simone, Louie, Peter K. K., Zhao, Xiuying, Shao, Min, Zhong, Liuju, Wang, Boguang, Wu, Dui

Journal:

Journal of Geophysical Research Atmospheres

Année:

2014

Langue:

english

Fichier:

PDF, 2.69 MB

english, 2014

42

Evidence of mixing between polluted convective outflow and stratospheric air in the upper troposphere during DC3

Schroeder, Jason R., Pan, Laura L., Ryerson, Tom, Diskin, Glenn, Hair, Johnathan, Meinardi, Simone, Simpson, Isobel, Barletta, Barbara, Blake, Nicola, Blake, Donald R.

Journal:

Journal of Geophysical Research Atmospheres

Année:

2014

Langue:

english

Fichier:

PDF, 1.23 MB

english, 2014

43

Leakage Rates of the Refrigerants CFC-12, HCFC-22 and HFC-134a from Operating Mobile Air-Conditioning Systems in Guangzhou, China: Tests inside a Busy Urban Tunnel under Hot and Humid Weather Conditions

Zhang, Yanli, Yang, Weiqiang, Huang, Zhonghui, Liu, Di, Simpson, Isobel J., Blake, Donald R., George, Christian, Wang, Xinming

Journal:

Environmental Science & Technology Letters

Année:

2017

Langue:

english

Fichier:

PDF, 728 KB

english, 2017

44

Decadal changes in emissions of volatile organic compounds (VOCs) from on-road vehicles with intensified automobile pollution control: Case study in a busy urban tunnel in south China

Zhang, Yanli, Yang, Weiqiang, Simpson, Isobel, Huang, Xinyu, Yu, Jianzhen, Huang, Zhonghui, Wang, Zhaoyi, Zhang, Zhou, Liu, Di, Huang, Zuzhao, Wang, Yujun, Pei, Chenglei, Shao, Min, Blake, Donald R.,

Journal:

Environmental Pollution

Année:

2018

Langue:

english

Fichier:

PDF, 3.08 MB

english, 2018

45

Summertime C 1 -C 5 alkyl nitrates over Beijing, northern China: Spatial distribution, regional transport, and formation mechanisms

Sun, Jingjing, Li, Zeyuan, Xue, Likun, Wang, Tao, Wang, Xinfeng, Gao, Jian, Nie, Wei, Simpson, Isobel J., Gao, Rui, Blake, Donald R., Chai, Fahe, Wang, Wenxing

Journal:

Atmospheric Research

Année:

2018

Langue:

english

Fichier:

PDF, 969 KB

english, 2018

46

Multi-instrument comparison and compilation of non-methane organic gas emissions from biomass burning and implications for smoke-derived secondary organic aerosol precursors

Hatch, Lindsay E., Yokelson, Robert J., Stockwell, Chelsea E., Veres, Patrick R., Simpson, Isobel J., Blake, Donald R., Orlando, John J., Barsanti, Kelley C.

Journal:

Atmospheric Chemistry and Physics

Année:

2017

Langue:

english

Fichier:

PDF, 5.75 MB

english, 2017

47

Oxidative capacity and radical chemistry in the polluted atmosphere of Hong Kong and Pearl River Delta region: analysis of a severe photochemical smog episode

Xue, Likun, Gu, Rongrong, Wang, Tao, Wang, Xinfeng, Saunders, Sandra, Blake, Donald, Louie, Peter K. K., Luk, Connie W. Y., Simpson, Isobel, Xu, Zheng, Wang, Zhe, Gao, Yuan, Lee, Shuncheng, Mellouki,

Journal:

Atmospheric Chemistry and Physics

Année:

2016

Langue:

english

Fichier:

PDF, 6.97 MB

english, 2016

48

Field measurements of trace gases and aerosols emitted by peat fires in Central Kalimantan, Indonesia, during the 2015 El Niño

Stockwell, Chelsea E., Jayarathne, Thilina, Cochrane, Mark A., Ryan, Kevin C., Putra, Erianto I., Saharjo, Bambang H., Nurhayati, Ati D., Albar, Israr, Blake, Donald R., Simpson, Isobel J., Stone, Eli

Journal:

Atmospheric Chemistry and Physics

Année:

2016

Langue:

english

Fichier:

PDF, 2.15 MB

english, 2016

49

New insight into the spatiotemporal variability and source apportionments of C1–C4 alkyl nitrates in Hong Kong

Ling, Zhenhao, Guo, Hai, Simpson, Isobel Jane, Saunders, Sandra Maria, Lam, Sean Ho Man, Lyu, Xiaopu, Blake, Donald Ray

Journal:

Atmospheric Chemistry and Physics

Année:

2016

Langue:

english

Fichier:

PDF, 5.12 MB

english, 2016

50

Effectiveness of replacing catalytic converters in LPG-fueled vehicles in Hong Kong

Lyu, Xiaopu, Guo, Hai, Simpson, Isobel J., Meinardi, Simone, Louie, Peter K. K., Ling, Zhenhao, Wang, Yu, Liu, Ming, Luk, Connie W. Y., Wang, Nan, Blake, Donald R.

Journal:

Atmospheric Chemistry and Physics

Année:

2016

Langue:

english

Fichier:

PDF, 3.69 MB

english, 2016