Results 71 to 80 of about 117,527 (204)

Boulders on asteroid Toutatis as observed by Chang'e-2

open access: yes, 2015
Boulders are ubiquitously found on the surfaces of small rocky bodies in the inner solar system and their spatial and size distributions give insight into the geological evolution and collisional history of the parent bodies. Using images acquired by the
Huang, Jiangchuan   +5 more
core   +1 more source

FractureAnalysisof Rocksfor Slope Stability AssessmentinSiriKot Area, District Haripur, Khyber Pakhtunkhwa, Pakistan

open access: yesInternational Journal of Economic and Environment Geology, 2020
The landslides are common and hazardous the Northern Gandghar Ranges, Pakistan. The slope failures have affected road sections between Ghazi to Sari area (~65 Km) along the Sirikot road in district Haripur,Pakistan. The objectives consist
Sajjad Ahmad Shah, Anwar Qadir
doaj   +1 more source

Special Libraries, February 1924 [PDF]

open access: yes, 1924
Volume 15, Issue 2https://scholarworks.sjsu.edu/sla_sl_1924/1001/thumbnail ...
Special Libraries Association
core   +2 more sources

Hydro and geomechanical stability assessment of the bund wall bottom slope of the Dniprovsk tailing dump [PDF]

open access: yes, 2018
Purpose. The objective is to assess the stability of bund wall components of a hydro-technical structure under the conditions of a tailing dump which hydrodynamic mode has been disrupted during operation.
Soroka, Yu, Tishkov, V, Tymoshchuk, V
core   +1 more source

Sir Henry Thomas De la Beche and the founding of the British Geological Survey [PDF]

open access: yes, 2010
The founding of the Geological Survey by Henry De la Beche in 1835 is a key event in the history of British geology. Yet the Survey’s initiation actually began three years earlier when De la Beche secured financial assistance from the Board of Ordnance ...
Bate, David G.
core  

Space weather effects on drilling accuracy in the North Sea [PDF]

open access: yes, 2005
The oil industry uses geomagnetic field information to aid directional drilling operations when drilling for oil and gas offshore. These operations involve continuous monitoring of the azimuth and inclination of the well path to ensure the target is ...
Allen, W.   +6 more
core   +5 more sources

Detection of rock strength at Branisko massif [PDF]

open access: yesActa Montanistica Slovaca, 2000
When monitoring and optimizing the driving proces of the exploratory gallery by a computer system, conditions for verification of the interaction between desintegrating head of driving machine and rock massif were created.
Lazarová Edita
doaj  

Rock mechanics for design of Brisbane tunnels and implications of recent thinking in relation to rock mass strength

open access: yesJournal of Rock Mechanics and Geotechnical Engineering, 2019
This paper explores the potential implications of recent thinking in relation to rock mass strength for future tunnelling projects in Brisbane, Australia, particularly as they are constructed within deep horizons where the in situ stress magnitudes is ...
L.B. McQueen   +2 more
doaj   +1 more source

Experimental studies on the shear resistance of original coal-shale joint [PDF]

open access: yes, 2017
Purpose. Experimental study and theoretical modeling of the shear resistance of original coal-shale joint. Methods. A two-segment model was developed to describe the shear resistance-shear displacement curves obtained from the direct shear tests of ...
Dong, H, Guo, B, Wang, L
core   +2 more sources

Geomagnetism : review 2009 [PDF]

open access: yes, 2010
The Geomagnetism team measures, records, models and interprets variations in the Earth’s natural magnetic fields, across the world and over time. Our data and expertise help to develop scientific understanding of the evolution of the solid Earth and its ...
Thomson, Alan W.P.
core  

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