Non-linear flow modelling of a Martian Lobate Debris Apron

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

Standard

Non-linear flow modelling of a Martian Lobate Debris Apron. / Schmidt, Louise Steffensen; Hvidberg, Christine Schøtt; Kim, Jung Rack; Karlsson, Nanna Bjørnholt.

In: Journal of Glaciology, Vol. 65, No. 254, 01.12.2019, p. 889-899.

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

Harvard

Schmidt, LS, Hvidberg, CS, Kim, JR & Karlsson, NB 2019, 'Non-linear flow modelling of a Martian Lobate Debris Apron', Journal of Glaciology, vol. 65, no. 254, pp. 889-899. https://doi.org/10.1017/jog.2019.54

APA

Schmidt, L. S., Hvidberg, C. S., Kim, J. R., & Karlsson, N. B. (2019). Non-linear flow modelling of a Martian Lobate Debris Apron. Journal of Glaciology, 65(254), 889-899. https://doi.org/10.1017/jog.2019.54

Vancouver

Schmidt LS, Hvidberg CS, Kim JR, Karlsson NB. Non-linear flow modelling of a Martian Lobate Debris Apron. Journal of Glaciology. 2019 Dec 1;65(254):889-899. https://doi.org/10.1017/jog.2019.54

Author

Schmidt, Louise Steffensen ; Hvidberg, Christine Schøtt ; Kim, Jung Rack ; Karlsson, Nanna Bjørnholt. / Non-linear flow modelling of a Martian Lobate Debris Apron. In: Journal of Glaciology. 2019 ; Vol. 65, No. 254. pp. 889-899.

Bibtex

@article{3b6012430b704aed946452af74e17878,
title = "Non-linear flow modelling of a Martian Lobate Debris Apron",
abstract = "The Martian mid-latitudes contain numerous small water-ice deposits, collectively termed viscous flow features (VFFs). The shape and topography of the deposits contain information on their past flow history and formation process. In order to access this information, it is imperative to get information on their deformational properties. Here we use a high-resolution digital topography map and ice-penetrating radar data in combination with an inverse method to constrain the deformational properties of a lobate debris apron, a class of VFF, in the southern hemisphere of Mars. We find that while the creep parameter and accumulation rates are not well constrained in absolute values, their ratio is robust. We also find that the creep exponent is most likely n ≤ 3.",
keywords = "Extraterrestrial glaciology, glacier flow, glacier mass balance, glacier modelling, ice temperature",
author = "Schmidt, {Louise Steffensen} and Hvidberg, {Christine Sch{\o}tt} and Kim, {Jung Rack} and Karlsson, {Nanna Bj{\o}rnholt}",
year = "2019",
month = dec,
day = "1",
doi = "10.1017/jog.2019.54",
language = "English",
volume = "65",
pages = "889--899",
journal = "Journal of Glaciology",
issn = "0022-1430",
publisher = "International Glaciological Society",
number = "254",

}

RIS

TY - JOUR

T1 - Non-linear flow modelling of a Martian Lobate Debris Apron

AU - Schmidt, Louise Steffensen

AU - Hvidberg, Christine Schøtt

AU - Kim, Jung Rack

AU - Karlsson, Nanna Bjørnholt

PY - 2019/12/1

Y1 - 2019/12/1

N2 - The Martian mid-latitudes contain numerous small water-ice deposits, collectively termed viscous flow features (VFFs). The shape and topography of the deposits contain information on their past flow history and formation process. In order to access this information, it is imperative to get information on their deformational properties. Here we use a high-resolution digital topography map and ice-penetrating radar data in combination with an inverse method to constrain the deformational properties of a lobate debris apron, a class of VFF, in the southern hemisphere of Mars. We find that while the creep parameter and accumulation rates are not well constrained in absolute values, their ratio is robust. We also find that the creep exponent is most likely n ≤ 3.

AB - The Martian mid-latitudes contain numerous small water-ice deposits, collectively termed viscous flow features (VFFs). The shape and topography of the deposits contain information on their past flow history and formation process. In order to access this information, it is imperative to get information on their deformational properties. Here we use a high-resolution digital topography map and ice-penetrating radar data in combination with an inverse method to constrain the deformational properties of a lobate debris apron, a class of VFF, in the southern hemisphere of Mars. We find that while the creep parameter and accumulation rates are not well constrained in absolute values, their ratio is robust. We also find that the creep exponent is most likely n ≤ 3.

KW - Extraterrestrial glaciology

KW - glacier flow

KW - glacier mass balance

KW - glacier modelling

KW - ice temperature

UR - http://www.scopus.com/inward/record.url?scp=85072846449&partnerID=8YFLogxK

U2 - 10.1017/jog.2019.54

DO - 10.1017/jog.2019.54

M3 - Journal article

AN - SCOPUS:85072846449

VL - 65

SP - 889

EP - 899

JO - Journal of Glaciology

JF - Journal of Glaciology

SN - 0022-1430

IS - 254

ER -

ID: 230422621