Sami Ullah

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Publications

  1. 2019
  2. Published

    Biological nitrogen fixation in peatlands: comparison between acetylene reduction assay and 15N2 assimilation methods

    Sami Ullah, 1 Apr 2019, In: Soil Biology and Biochemistry. 131, p. 157-165 9 p.

    Research output: Contribution to journal › Article › peer-review

  3. Published

    Streambed organic matter controls on carbon dioxide and methane emissions from streams

    Sophie Comer-Warner, Sami Ullah, David Hannah & Stefan Krause, 5 Mar 2019, In: Environmental Science and Technology. 53, 5, p. 2364-2374 11 p.

    Research output: Contribution to journal › Article › peer-review

  4. Published

    China’s ineffective plastic solution to haze

    Sami Ullah, 2019, In: Science.

    Research output: Contribution to journal › Article › peer-review

  5. 2018
  6. Published

    Simultaneous detection of ammonium and nitrate in environmental samples using on ion-selective electrode and comparison with portable colorimetric assays

    Sami Ullah, 19 Oct 2018, In: Sensors (Switzerland). 18, 10

    Research output: Contribution to journal › Article › peer-review

  7. Published

    Thermal sensitivity of CO2 and CH4 emissions varies with streambed sediment properties

    Sophie Comer-Warner, Sami Ullah, Nicholas Kettridge, David Hannah & Stefan Krause, 18 Jul 2018, In: Nature Communications. 9, 1, 2803.

    Research output: Contribution to journal › Article › peer-review

  8. Published

    Erratum: author correction: nitrogen-rich organic soils under warm well-drained conditions are global nitrous oxide emission hotspots (Nature communications (2018) 9 1 (1135))

    Sami Ullah & 16 others, , 26 Apr 2018, In: Nature Communications. 9, 1, 1 p., 1748 .

    Research output: Contribution to journal › Comment/debate › peer-review

  9. Published

    Nitrogen-rich organic soils under warm well-drained conditions are global nitrous oxide emission hotspots

    Sami Ullah & 16 others, , 19 Mar 2018, In: Nature Communications. 9, 1135.

    Research output: Contribution to journal › Article › peer-review

  10. Published

    Natural attenuation of chlorinated ethenes in hyporheic zones: A review of key biogeochemical processes and in-situ transformation potential

    Stefan Krause, Sami Ullah, Nigel Cassidy, 1 Jan 2018, In: Water Research. 128, p. 362-382 21 p.

    Research output: Contribution to journal › Review article › peer-review

  11. 2017
  12. Published

    Soil greenhouse gas fluxes, environmental controls and the partitioning of N2O sources in UK natural and semi-natural land use types.

    Sami Ullah, 25 Sep 2017, In: Journal of Geophysical Research: Biogeosciences.

    Research output: Contribution to journal › Article › peer-review

  13. Published

    Single strip solid contact ion selective electrodes on a pencil-drawn electrode substrate

    Sami Ullah, 2017, In: Analytical Methods. 9, 7, p. 1213-1220 8 p.

    Research output: Contribution to journal › Article › peer-review

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