A portable lightweight in situ analysis (LISA) box for ice and snow analysis

Research output: Contribution to journalJournal articlepeer-review

Standard

A portable lightweight in situ analysis (LISA) box for ice and snow analysis. / Kjær, Helle Astrid; Lolk Hauge, Lisa; Simonsen, Marius; Yoldi, Zurine; Koldtoft, Iben; Hörhold, Maria; Freitag, Johannes; Kipfstuhl, Sepp; Svensson, Anders; Vallelonga, Paul.

In: Cryosphere, Vol. 15, No. 8, 2021, p. 3719-3730.

Research output: Contribution to journalJournal articlepeer-review

Harvard

Kjær, HA, Lolk Hauge, L, Simonsen, M, Yoldi, Z, Koldtoft, I, Hörhold, M, Freitag, J, Kipfstuhl, S, Svensson, A & Vallelonga, P 2021, 'A portable lightweight in situ analysis (LISA) box for ice and snow analysis', Cryosphere, vol. 15, no. 8, pp. 3719-3730. https://doi.org/10.5194/tc-15-3719-2021

APA

Kjær, H. A., Lolk Hauge, L., Simonsen, M., Yoldi, Z., Koldtoft, I., Hörhold, M., Freitag, J., Kipfstuhl, S., Svensson, A., & Vallelonga, P. (2021). A portable lightweight in situ analysis (LISA) box for ice and snow analysis. Cryosphere, 15(8), 3719-3730. https://doi.org/10.5194/tc-15-3719-2021

Vancouver

Kjær HA, Lolk Hauge L, Simonsen M, Yoldi Z, Koldtoft I, Hörhold M et al. A portable lightweight in situ analysis (LISA) box for ice and snow analysis. Cryosphere. 2021;15(8):3719-3730. https://doi.org/10.5194/tc-15-3719-2021

Author

Kjær, Helle Astrid ; Lolk Hauge, Lisa ; Simonsen, Marius ; Yoldi, Zurine ; Koldtoft, Iben ; Hörhold, Maria ; Freitag, Johannes ; Kipfstuhl, Sepp ; Svensson, Anders ; Vallelonga, Paul. / A portable lightweight in situ analysis (LISA) box for ice and snow analysis. In: Cryosphere. 2021 ; Vol. 15, No. 8. pp. 3719-3730.

Bibtex

@article{3543eba153fe470e968d584123cc5fa5,
title = "A portable lightweight in situ analysis (LISA) box for ice and snow analysis",
abstract = "There are enormous costs involved in transporting snow and ice samples to home laboratories for {"}simple{"}analyses in order to constrain annual layer thicknesses and identify accumulation rates of specific sites. It is well known that depositional noise, incurred from factors such as wind drifts, seasonally biased deposition and melt layers can influence individual snow and firn records and that multiple cores are required to produce statistically robust time series. Thus, at many sites, core samples are measured in the field for densification, but the annual accumulation and the content of chemical impurities are often represented by just one core to reduce transport costs. We have developed a portable {"}lightweight in situ analysis{"}(LISA) box for ice, firn and snow analysis that is capable of constraining annual layers through the continuous flow analysis of meltwater conductivity and hydrogen peroxide under field conditions. The box can run using a small gasoline generator and weighs less than 50 kg. The LISA box was tested under field conditions at the East Greenland Ice-core Project (EastGRIP) deep ice core drilling site in northern Greenland. Analysis of the top 2 m of snow from seven sites in northern Greenland allowed the reconstruction of regional snow accumulation patterns for the 2015-2018 period (summer to summer).",
author = "Kj{\ae}r, {Helle Astrid} and {Lolk Hauge}, Lisa and Marius Simonsen and Zurine Yoldi and Iben Koldtoft and Maria H{\"o}rhold and Johannes Freitag and Sepp Kipfstuhl and Anders Svensson and Paul Vallelonga",
note = "Publisher Copyright: {\textcopyright} 2021 Helle Astrid Kj{\ae}r et al.",
year = "2021",
doi = "10.5194/tc-15-3719-2021",
language = "English",
volume = "15",
pages = "3719--3730",
journal = "The Cryosphere",
issn = "1994-0416",
publisher = "Copernicus GmbH",
number = "8",

}

RIS

TY - JOUR

T1 - A portable lightweight in situ analysis (LISA) box for ice and snow analysis

AU - Kjær, Helle Astrid

AU - Lolk Hauge, Lisa

AU - Simonsen, Marius

AU - Yoldi, Zurine

AU - Koldtoft, Iben

AU - Hörhold, Maria

AU - Freitag, Johannes

AU - Kipfstuhl, Sepp

AU - Svensson, Anders

AU - Vallelonga, Paul

N1 - Publisher Copyright: © 2021 Helle Astrid Kjær et al.

PY - 2021

Y1 - 2021

N2 - There are enormous costs involved in transporting snow and ice samples to home laboratories for "simple"analyses in order to constrain annual layer thicknesses and identify accumulation rates of specific sites. It is well known that depositional noise, incurred from factors such as wind drifts, seasonally biased deposition and melt layers can influence individual snow and firn records and that multiple cores are required to produce statistically robust time series. Thus, at many sites, core samples are measured in the field for densification, but the annual accumulation and the content of chemical impurities are often represented by just one core to reduce transport costs. We have developed a portable "lightweight in situ analysis"(LISA) box for ice, firn and snow analysis that is capable of constraining annual layers through the continuous flow analysis of meltwater conductivity and hydrogen peroxide under field conditions. The box can run using a small gasoline generator and weighs less than 50 kg. The LISA box was tested under field conditions at the East Greenland Ice-core Project (EastGRIP) deep ice core drilling site in northern Greenland. Analysis of the top 2 m of snow from seven sites in northern Greenland allowed the reconstruction of regional snow accumulation patterns for the 2015-2018 period (summer to summer).

AB - There are enormous costs involved in transporting snow and ice samples to home laboratories for "simple"analyses in order to constrain annual layer thicknesses and identify accumulation rates of specific sites. It is well known that depositional noise, incurred from factors such as wind drifts, seasonally biased deposition and melt layers can influence individual snow and firn records and that multiple cores are required to produce statistically robust time series. Thus, at many sites, core samples are measured in the field for densification, but the annual accumulation and the content of chemical impurities are often represented by just one core to reduce transport costs. We have developed a portable "lightweight in situ analysis"(LISA) box for ice, firn and snow analysis that is capable of constraining annual layers through the continuous flow analysis of meltwater conductivity and hydrogen peroxide under field conditions. The box can run using a small gasoline generator and weighs less than 50 kg. The LISA box was tested under field conditions at the East Greenland Ice-core Project (EastGRIP) deep ice core drilling site in northern Greenland. Analysis of the top 2 m of snow from seven sites in northern Greenland allowed the reconstruction of regional snow accumulation patterns for the 2015-2018 period (summer to summer).

U2 - 10.5194/tc-15-3719-2021

DO - 10.5194/tc-15-3719-2021

M3 - Journal article

AN - SCOPUS:85113263128

VL - 15

SP - 3719

EP - 3730

JO - The Cryosphere

JF - The Cryosphere

SN - 1994-0416

IS - 8

ER -

ID: 306893585