Results 91 to 100 of about 289 (174)

A Surface Integral Method for Determining Ice Loads on Offshore Structures from In Situ Measurements

open access: yes, 1983
Two methods are presented for calculating ice loads on structures using measurements from sensors imbedded in a floating ice sheet and from instruments attached to a structure.
Jerome B. Johnson
core   +1 more source

A possible unique ecosystem in the endoglacial hypersaline brines in Antarctica. [PDF]

open access: yesSci Rep, 2023
Guglielmin M   +10 more
europepmc   +1 more source

A Surface Integral Method for Determining Ice Loads on Offshore Structures fromIn SituMeasurements

open access: yes, 1983
Two methods are presented for calculating ice loads on structures using measurements from sensors imbedded in a floating ice sheet and from instruments attached to a structure.
Jerome B. Johnson
core   +1 more source

The Impact of Basal Roughness on Inland Thwaites Glacier Sliding. [PDF]

open access: yesGeophys Res Lett, 2022
Hoffman AO   +5 more
europepmc   +1 more source

Characterization of wet snow complex permittivity using resonant probes: Methodology and in situ applications

open access: yesJournal of Glaciology
This study presents a methodology for measuring complex electric permittivity of snow in the 200 MHz–2 GHz frequency range using resonant probes connected to a portable vector network analyzer (VNA). The methodology was applied during two field campaigns
Emanuele Mariani   +8 more
doaj   +1 more source

Instruments and Methods: The Resistograph and the Compressive Strength of Snow

open access: yes, 1968
A recent field comparison of snow strength as measured by the snow resistograph and compressive strength as measured by direct loading to failure indicates good agreement in the range 25–400 g/cm2.
Charles C. Bradley
core   +1 more source

Instruments and Methods: A Portable Digital Data-Acquisition System for Surface-Based Ice-Radar Studies

open access: yes, 1988
We have built a radio-echo sounder which utilizes a low-frequency broad-band impulse transmitter and a microprocessor-based digital-recording system. The unit is mounted on skis and power is delivered by a small generator and batteries. The receiver uses
Stefan K. Anderson   +2 more
core   +1 more source

Observing the subglacial hydrology network and its dynamics with a dense seismic array. [PDF]

open access: yesProc Natl Acad Sci U S A, 2021
Nanni U, Gimbert F, Roux P, Lecointre A.
europepmc   +1 more source

Instruments and Methods: Improvements in the Measurement of A Lake-Ice Cover

open access: yes, 1966
A device is described which gives direct measurements of the rates of accretion of ice on both the top and the bottom of lake ice without the necessity for repeated drilling. A method for measuring the hydrostatic water level is also described.
J. B. Shaw, W. P. Adams
core   +1 more source

Instruments and Methods: Radio-Echo Equipment for Depth Sounding of Temperate Glaciers

open access: yes, 1980
Radio echo-sounding equipment has been designed, and used for depth sounding on temperate glaciers in Iceland. Two devices have been built. Mark I operates in the frequency band 2 to 5 MHz. The overall range is 100 to 1000 m.
Helgi Björnsson   +2 more
core   +1 more source

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