Results 91 to 100 of about 291 (173)

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

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

Instruments and Methods High Pressure Coupling for Pipe in Deep Water Filled Bore Holes

open access: yes, 1963
In August 1961 an aluminum pipe (3.5 cm. internal diameter, 4.2 cm. external diameter) having 92 specially modified socket couplings (5.0 cm. external diameter) sealed with a quick-polymerizing synthetic rubber was sunk 226 m.
R. L. Shreve
core   +1 more source

Instruments and Methods Snow density for measuring surface mass balance using the stake method [PDF]

open access: yes, 2007
A measure of snow density is required to estimate water equivalent ice-sheet surface mass balance (SMB) from stake measurements. Previous studies have utilized the snow density at different depths within the snow.
Takahashi, Shuhei, Kameda, Takao
core   +1 more source

Instruments and Methods: An Automatic Gauge for Measuring Sea-Ice Thickness

open access: yes, 1968
A device is described which automatically measures the thickness of a floating ice cover at regular or any desired times and allows the result to be printed together with the time on a shore-based recorder.
Peter Schwerdtfeger
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: Sampling Characteristics of Neutron Probe Measurements in a Mountain Snow Pack

open access: yes, 1966
Advantages of neutron moisture probes over standard snow sampling tubes include integration of water content over a greater horizontal extent, easier measurement of snow layering, and possible increase in accuracy through elimination of the need to ...
Charles F. Cooper
core   +1 more source

Migratory earthquake precursors are dominant on an ice stream fault. [PDF]

open access: yesSci Adv, 2021
Barcheck G   +5 more
europepmc   +1 more source

Instruments and Methods: A Shear-creep System for Studying Grain-boundary Behaviour in Ice

open access: yes, 1989
We present here a shear-creep apparatus. This has been designed to study grain-boundary behaviour in ice bi-crystals. The design and dimensions of this apparatus were determined by taking into account the results of earlier tests, performed on the same ...
G. Ricou, M. Ignat
core   +1 more source

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