Sami Ullah

1 - 10 out of 28Page size: 10

Publications

  1. Published

    Control of river stage on the reactive chemistry of the hyporheic zone

    Sami Ullah, 15 Aug 2014, In: Hydrological Processes. 28, 17, p. 4766-4779 14 p.

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

  2. 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

  3. Published

    Reply to ‘Pseudoreplication and greenhouse-gas emissions from rivers'

    Sophie Comer-Warner, Sami Ullah, Nicholas Kettridge, David Hannah & Stefan Krause, Dec 2019, In: Nature Communications.

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

  4. Published

    Seasonal variability of sediment controls of nitrogen cycling in an agricultural stream

    Sophie Comer-Warner, Sami Ullah, Nicholas Kettridge & Stefan Krause, Mar 2020, In: Biogeochemistry. 148, 1, p. 31-48 18 p.

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

  5. Published

    The method controls the story - Sampling method impacts on the detection of pore-water nitrogen concentrations in streambeds

    Sophie Comer-Warner, Phillip Blaen, Megan Klaar, Sami Ullah, Nicholas Kettridge, Sandy Milner & 2 others, David Hannah & Stefan Krause, 20 Mar 2020, In: Science of the Total Environment. 709, 19 p., 136075.

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

  6. Published

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

    Sophie Comer-Warner, Paul Romeijn, Sami Ullah, Nicholas Kettridge, David Hannah & Stefan Krause, 9 Jul 2019, In: Nature Communications. 10, 1, 1 p., 3093 .

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

  7. Published

    Seasonal variability of sediment controls of carbon cycling in an agricultural stream

    Sophie Comer-Warner, Sami Ullah, Nicholas Kettridge & Stefan Krause, 20 Oct 2019, In: Science of the Total Environment. 688, p. 732-741 10 p.

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

  8. 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

  9. 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

  10. Published

    Concurrent measurement of nitrate and ammonium in water and soil samples using ion‐selective electrodes: Tackling sensitivity and precision issues

    Sami Ullah, 5 Dec 2020, In: Analytical Sciences Advances.

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

Previous 1 2 3 Next