Search Results - "WATSON, Andrew J"
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The Give and Take of Alcohol Activation
Published in Science (American Association for the Advancement of Science) (06-08-2010)“…Catalysts make alcohols more reactive by taking away hydrogen to create carbonyl compounds and then returning the hydrogen to the final products. Alcohols are…”
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Revised estimates of ocean-atmosphere CO2 flux are consistent with ocean carbon inventory
Published in Nature communications (04-09-2020)“…The ocean is a sink for ~25% of the atmospheric CO 2 emitted by human activities, an amount in excess of 2 petagrams of carbon per year (PgC yr −1 )…”
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Southern Ocean buoyancy forcing of ocean ventilation and glacial atmospheric CO2
Published in Nature geoscience (01-11-2015)“…Ocean circulation and dynamics can alter atmospheric CO 2 concentrations. Numerical modelling suggests that shifts in surface buoyancy loss and the location of…”
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Borrowing Hydrogen Methodology for Amine Synthesis under Solvent-Free Microwave Conditions
Published in Journal of organic chemistry (01-04-2011)“…Application of microwave heating to the Borrowing Hydrogen strategy to form C−N bonds from alcohols and amines is presented, removing the need for solvent and…”
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Ruthenium-Catalyzed N-Alkylation of Amines and Sulfonamides Using Borrowing Hydrogen Methodology
Published in Journal of the American Chemical Society (11-02-2009)“…The alkylation of amines by alcohols has been achieved using 0.5 mol % [Ru(p-cymene)Cl2]2 with the bidentate phosphines dppf or DPEphos as the catalyst…”
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A variable and decreasing sink for atmospheric CO2 in the North Atlantic
Published in Journal of Geophysical Research - Oceans (08-11-2007)“…A time series of observations from merchant ships between the U.K. and the Caribbean is used to establish the variability of sea surface pCO2 and air‐to‐sea…”
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Increased fire activity under high atmospheric oxygen concentrations is compatible with the presence of forests
Published in Nature communications (26-11-2022)“…Throughout Earth’s history, the abundance of oxygen in our atmosphere has varied, but by how much remains debated. Previously, an upper limit for atmospheric…”
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Proterozoic oxygen rise linked to shifting balance between seafloor and terrestrial weathering
Published in Proceedings of the National Academy of Sciences - PNAS (24-06-2014)“…A shift toward higher atmospheric oxygen concentration during the late Proterozoic has been inferred from multiple indirect proxies and is seen by many as a…”
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Ruthenium-Catalyzed Oxidation of Alcohols into Amides
Published in Organic letters (18-06-2009)“…The synthesis of secondary amides from primary alcohols and amines has been developed using commercially available [Ru(p-cymene)Cl2]2 with…”
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10
Overturning Pathways Control AMOC Weakening in CMIP6 Models
Published in Geophysical research letters (28-07-2023)“…Future projections indicate the Atlantic Meridional Overturning Circulation (AMOC) will weaken and shoal in response to global warming, but models disagree…”
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p38 MAPK regulates cavitation and tight junction function in the mouse blastocyst
Published in PloS one (04-04-2013)“…Blastocyst formation is essential for implantation and maintenance of pregnancy and is dependent on the expression and coordinated function of a series of…”
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A systematic review of the effects of psychiatric medications on social cognition
Published in BMC psychiatry (29-11-2021)“…Social cognition is an important area of mental functioning relevant to psychiatric disorders and social functioning, that may be affected by psychiatric drug…”
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The rise of angiosperms strengthened fire feedbacks and improved the regulation of atmospheric oxygen
Published in Nature communications (21-01-2021)“…The source of oxygen to Earth’s atmosphere is organic carbon burial, whilst the main sink is oxidative weathering of fossil carbon. However, this sink is to…”
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14
Bistability of atmospheric oxygen and the Great Oxidation
Published in Nature (12-10-2006)“…The history of the Earth has been characterized by a series of major transitions separated by long periods of relative stability. The largest chemical…”
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Multidecadal changes in biology influence the variability of the North Atlantic carbon sink
Published in Environmental research letters (01-11-2022)“…Abstract The North Atlantic Ocean is the most intense marine sink for anthropogenic carbon dioxide (CO 2 ) in the world’s oceans, showing high variability and…”
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Timing of Neoproterozoic glaciations linked to transport-limited global weathering
Published in Nature geoscience (01-12-2011)“…The Neoproterozoic Snowball Earth glaciations were separated by tens of millions of years, although models suggest glacial inception should occur within…”
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Achiral 2‑Hydroxy Protecting Group for the Stereocontrolled Synthesis of 1,2-cis-α-Glycosides by Six-Ring Neighboring Group Participation
Published in Organic letters (04-09-2015)“…Glycosylation of a fully armed donor bearing a 2-O-(trimethoxybenzenethiol) ethyl ether protecting group is completely α-selective with a range of carbohydrate…”
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Preimplantation embryo programming: transcription, epigenetics, and culture environment
Published in Reproduction (Cambridge, England) (01-02-2008)“…Preimplantation development directs the formation of an implantation- or attachment-competent embryo so that metabolic interactions with the uterus can occur,…”
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Improved winter data coverage of the Southern Ocean CO2 sink from extrapolation of summertime observations
Published in Communications earth & environment (01-12-2022)“…Abstract The Southern Ocean is an important sink of anthropogenic CO 2 , but it is among the least well-observed ocean basins, and consequentially substantial…”
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Protecting-Group-Free One-Pot Synthesis of Glycoconjugates Directly from Reducing Sugars
Published in Angewandte Chemie International Edition (27-10-2014)“…The conversion of sugars into glycomimetics typically involves multiple protecting‐group manipulations. The development of methodology allowing the direct…”
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