Articles with "chemistry" as a keyword



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Polymorphic Erythematous Macules and Plaques With Dysesthesia.

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Published in 2018 at "JAMA dermatology"

DOI: 10.1001/jamadermatol.2018.0365

Abstract: A woman in her 50s with a 2-year history of disseminated dermatosis involving the trunk and limbs was seen in our dermatology department. The dermatosis was characterized by polymorphic erythematous macules and plaques with elevated… read more here.

Keywords: dermatology; chemistry; polymorphic erythematous; erythematous macules ... See more keywords
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Neonate With Cutaneous Vesicles and Respiratory Distress.

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Published in 2017 at "JAMA pediatrics"

DOI: 10.1001/jamapediatrics.2017.1207

Abstract: A 3-day-old premature male infant, born at 26 weeks’ gestational age, presented to the dermatology department with a skin rash on the bilateral lower extremities. History was notable for preterm premature rupture of membranes for… read more here.

Keywords: dermatology; vesicles respiratory; chemistry; neonate cutaneous ... See more keywords
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Reduced Southern Hemispheric circulation response to quadrupled CO2 due to stratospheric ozone feedback

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Published in 2017 at "Geophysical Research Letters"

DOI: 10.1002/2016gl071011

Abstract: Due to computational constraints, interactive stratospheric ozone chemistry is commonly neglected in most climate models participating in intercomparison projects. The impact of this simplification on the modeled response to external forcings remains unexplored. In this… read more here.

Keywords: response; stratospheric ozone; chemistry; circulation response ... See more keywords
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Seasonal controls of aragonite saturation states in the Gulf of Maine

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Published in 2017 at "Journal of Geophysical Research"

DOI: 10.1002/2016jc012373

Abstract: The Gulf of Maine (GoME) is a shelf region especially vulnerable to ocean acidification (OA) due to natural conditions of low pH and aragonite saturation states (Ω-Ar). This study is the first to assess the… read more here.

Keywords: chemistry; saturation states; aragonite saturation; gulf maine ... See more keywords
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A modeling study of secondary organic aerosol formation from sesquiterpenes using the STOCHEM global chemistry and transport model: SOA FORMATION FROM SESQUITERPENES

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Published in 2017 at "Journal of Geophysical Research"

DOI: 10.1002/2016jd026415

Abstract: Sesquiterpenes are one of the precursors of secondary organic aerosol (SOA) which can be an important global sources of organic aerosol (OA). Updating the chemistry scheme in the global chemistry transport model by incorporating an… read more here.

Keywords: soa; chemistry; organic aerosol; formation sesquiterpenes ... See more keywords
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Sea‐air exchange patterns along the central and outer East Siberian Arctic Shelf as inferred from continuous CO2, stable isotope, and bulk chemistry measurements

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Published in 2017 at "Global Biogeochemical Cycles"

DOI: 10.1002/2017gb005656

Abstract: This large-scale quasi-synoptic study gives a comprehensive picture of sea-air CO2 fluxes during the melt season in the central and outer Laptev Sea (LS) and East Siberian Sea (ESS). During a 7 wee ... read more here.

Keywords: sea air; chemistry; east siberian; co2 ... See more keywords
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Tailoring Meridional and Seasonal Radiative Forcing by Sulfate Aerosol Solar Geoengineering

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Published in 2018 at "Geophysical Research Letters"

DOI: 10.1002/2017gl076472

Abstract: We study the possibility of designing solar radiation management schemes to achieve a desired meridional radiative forcing (RF) profile using a two-dimensional chemistry-transport-aerosol model. Varying SO2 or H2SO4 injection latitude, altitude, and season, we compute… read more here.

Keywords: tailoring meridional; radiative forcing; meridional seasonal; chemistry ... See more keywords
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Molecular Halogens Above the Arctic Snowpack: Emissions, Diurnal Variations, and Recycling Mechanisms

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Published in 2017 at "Journal of Geophysical Research"

DOI: 10.1002/2017jd027175

Abstract: Elevated levels of reactive bromine and chlorine species in the springtime Arctic boundary layer contribute to ozone depletion and mercury oxidation, as well as reactions with volatile organic compounds. Recent laboratory and field studies have… read more here.

Keywords: cl2; production; snowpack; chemistry ... See more keywords
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Effects of Different Stratospheric SO2 Injection Altitudes on Stratospheric Chemistry and Dynamics

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Published in 2018 at "Journal of Geophysical Research"

DOI: 10.1002/2017jd028146

Abstract: Strategically applied geoengineering is proposed to reduce some of the known side effects of stratospheric aerosol modifications. Specific climate goals could be reached depending on design choices of stratospheric sulfur injections by latitude, altitude, and… read more here.

Keywords: altitude injection; injection case; chemistry; injection ... See more keywords
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The development of permafrost bacterial communities under submarine conditions

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Published in 2017 at "Journal of Geophysical Research"

DOI: 10.1002/2017jg003859

Abstract: Submarine permafrost is more vulnerable to thawing than permafrost on land. Besides increased heat transfer from the ocean water, the penetration of salt lowers the freezing temperature and accelerates permafrost degradation. Microbial communities in thawing… read more here.

Keywords: submarine permafrost; water; permafrost; submarine conditions ... See more keywords
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Watershed-Scale Drivers of Air-Water CO2 Exchanges in Two Lagoonal North Carolina (USA) Estuaries

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Published in 2017 at "Journal of Geophysical Research"

DOI: 10.1002/2017jg004243

Abstract: Riverine loading of nutrients and organic matter act in concert to modulate CO2 fluxes in estuaries, yet quantitative relationships between these factors remain poorly defined. This study explored watershed-scale mechanisms responsible for the relatively low… read more here.

Keywords: watershed scale; river; chemistry; co2 ... See more keywords