Search Results - "Mahmud, Mallik"

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  1. 1

    Effect of Snow Salinity on CryoSat‐2 Arctic First‐Year Sea Ice Freeboard Measurements by Nandan, Vishnu, Geldsetzer, Torsten, Yackel, John, Mahmud, Mallik, Scharien, Randall, Howell, Stephen, King, Joshua, Ricker, Robert, Else, Brent

    Published in Geophysical research letters (28-10-2017)
    “…The European Space Agency's CryoSat‐2 satellite mission provides radar altimeter data that are used to derive estimates of sea ice thickness and volume. These…”
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    Journal Article
  2. 2

    Incidence Angle Dependence of HH-Polarized C- and L-Band Wintertime Backscatter Over Arctic Sea Ice by Mahmud, Mallik S., Geldsetzer, Torsten, Howell, Stephen E. L., Yackel, John J., Nandan, Vishnu, Scharien, Randall K.

    “…Synthetic aperture radar (SAR) incidence angle has a significant effect on the microwave backscatter from sea ice. This paper investigates the incidence angle…”
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    Journal Article
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    Seasonal evolution of L-band SAR backscatter over landfast Arctic sea ice by Mahmud, Mallik S., Nandan, Vishnu, Howell, Stephen E.L., Geldsetzer, Torsten, Yackel, John

    Published in Remote sensing of environment (15-12-2020)
    “…We construct and present the first baseline, time series evolution of L-band SAR microwave backscatter (σ0HH) for landfast Arctic first-year (FYI) and…”
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    Journal Article
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    Detecting Melt Pond Onset on Landfast Arctic Sea Ice Using a Dual C-Band Satellite Approach by Maknun, Syeda Shahida, Geldsetzer, Torsten, Nandan, Vishnu, Yackel, John, Mahmud, Mallik

    Published in Remote sensing (Basel, Switzerland) (01-06-2024)
    “…The presence of melt ponds on the surface of Arctic Sea ice affects its albedo, thermal properties, and overall melting rate; thus, the detection of melt pond…”
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    Journal Article
  5. 5

    Estimating melt onset over Arctic sea ice from time series multi-sensor Sentinel-1 and RADARSAT-2 backscatter by Howell, Stephen E.L., Small, David, Rohner, Christoph, Mahmud, Mallik S., Yackel, John J., Brady, Michael

    Published in Remote sensing of environment (01-08-2019)
    “…Information on the timing of melt onset over sea ice is important for understanding the Arctic's changing climate. The daily temporal resolution of passive…”
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    Journal Article
  6. 6

    Comparing L- and C-band synthetic aperture radar estimates of sea ice motion over different ice regimes by Howell, Stephen E.L., Komarov, Alexander S., Dabboor, Mohammed, Montpetit, Benoit, Brady, Michael, Scharien, Randall K., Mahmud, Mallik S., Nandan, Vishnu, Geldsetzer, Torsten, Yackel, John J.

    Published in Remote sensing of environment (01-01-2018)
    “…Estimating sea ice motion from synthetic aperture radar (SAR) imagery at C-band is the most reliable approach because of its high spatial resolution and ever…”
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    Journal Article
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    Ku-, X- and C-Band Microwave Backscatter Indices from Saline Snow Covers on Arctic First-Year Sea Ice by Nandan, Vishnu, Geldsetzer, Torsten, Mahmud, Mallik, Yackel, John, Ramjan, Saroat

    Published in Remote sensing (Basel, Switzerland) (01-07-2017)
    “…In this study, we inter-compared observed Ku-, X- and C-band microwave backscatter from saline 14 cm, 8 cm, and 4 cm snow covers on smooth first-year sea ice…”
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    Journal Article
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    Estimation of annual rate and spatial distribution of soil erosion in the Jamuna basin using RUSLE model: A geospatial approach by Saha, Monojit, Sauda, Samrin Sumaiya, Real, H. Rainak Khan, Mahmud, Mallik

    “…Soil erosion poses a serious threat to the western Jamuna sub-basin area in Bangladesh, comprising of 8 districts and 202 unions. The Revised Universal Soil…”
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    Journal Article
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    Multifrequency Microwave Backscatter From a Highly Saline Snow Cover on Smooth First-Year Sea Ice: First-Order Theoretical Modeling by Nandan, Vishnu, Geldsetzer, Torsten, Yackel, John J., Islam, Tanvir, Gill, Jagvijay P. S., Mahmud, Mallik

    “…A theoretical understanding of a multifrequency microwave approach to understand complex microwave interactions from a highly saline snow cover on a relatively…”
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    Journal Article
  12. 12

    Physical length scales of wind-blown snow redistribution and accumulation on relatively smooth Arctic first-year sea ice by Moon, Woosok, Nandan, Vishnu, Scharien, Randall K, Wilkinson, Jeremy, Yackel, John J, Barrett, Andrew, Lawrence, Isobel, Segal, Rebecca A, Stroeve, Julienne, Mahmud, Mallik, Duke, Patrick J, Else, Brent

    Published in Environmental research letters (01-10-2019)
    “…Snow thickness measurements over relatively smooth Arctic first-year sea ice, obtained near Cambridge Bay in the Canadian Arctic (2014, 2016 and 2017) and near…”
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    Journal Article
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    Snow Thickness Estimation on First-Year Sea Ice from Late Winter Spaceborne Scatterometer Backscatter Variance by Yackel, John, Geldsetzer, Torsten, Mahmud, Mallik, Nandan, Vishnu, Howell, Stephen, Scharien, Randall, Lam, Hoi

    Published in Remote sensing (Basel, Switzerland) (01-02-2019)
    “…Ku- and C-band spaceborne scatterometer sigma nought (σ°) backscatter data of snow covered landfast first-year sea ice from the Canadian Arctic Archipelago are…”
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    Journal Article
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    Melt pond detection on landfast sea ice using dual co-polarized Ku-band backscat by Geldsetzer, Torsten, Yackel, John, Tomar, Kiledar Singh, Mahmud, Mallik, Nandan, Vishnu, Kumar, Shashi

    Published in Remote sensing of environment (01-10-2023)
    “…The onset of melt ponds on landfast first-year and multiyear sea ice is detected using dual co-polarized Ku-band spaceborne scatterometer data. Twenty-nine…”
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    Journal Article
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    Detection of melt onset over the northern Canadian Arctic Archipelago sea ice from RADARSAT, 1997–2014 by Mahmud, Mallik Sezan, Howell, Stephen E.L., Geldsetzer, Torsten, Yackel, John

    Published in Remote sensing of environment (01-06-2016)
    “…We present an algorithm to detect melt onset over Arctic sea ice using high resolution synthetic aperture radar (SAR) images from RADARSAT. The algorithm is…”
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    Journal Article
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    A spectral mixture analysis approach to quantify Arctic first-year sea ice melt pond fraction using QuickBird and MODIS reflectance data by Yackel, John J., Nandan, Vishnu, Mahmud, Mallik, Scharien, Randall, Kang, Jason W., Geldsetzer, Torsten

    Published in Remote sensing of environment (01-01-2018)
    “…Melt ponds play a significant role in the summer decay of sea ice due to the fact that their albedo is significantly lower than surrounding snow and sea ice…”
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    Journal Article
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    Surface-based and Fully Polarimetric L-band Frequency Scatterometer System for Field Measurements of Sea Ice by Scharien, Randall Kenneth, Geldsetzer, Torsten, Mead, Jim, Nandan, Vishnu, Mahmud, Mallik, Tavri, Aikaterini

    “…Future synthetic aperture radar missions at L-band frequency, such as NASA-ISO NISAR and Copernicus ROSE-L, will provide relatively low frequency, deeply…”
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    Conference Proceeding