Results 21 to 30 of about 38,084 (153)

Peningkatan kegiatan Gunung Api Tangkubanparahu Jawa Barat pada bulan April 2005

open access: yesIndonesian Journal on Geoscience, 2014
http://dx.doi.org/10.17014/ijog.vol1no4.20063Tangkubanparahu is an active strato volcano located in West Java lying about 30 km to the north of Bandung City. Its crest is 2084 m above the sea level.
Isya Nurrahmat Dana   +4 more
doaj   +1 more source

Modeling of Material Removal Rate and Surface Roughness Generated during Electro-Discharge Machining

open access: yesMachines, 2019
This study reports on the numerical model development for the prediction of the material removal rate and surface roughness generated during electrical discharge machining (EDM).
Amin Razeghiyadaki   +3 more
doaj   +1 more source

Steam and plasma bubble evolution on laser treating of a sample being in liquid

open access: yesВесці Нацыянальнай акадэміі навук Беларусі: Серыя фізіка-тэхнічных навук, 2021
An object of investigation is pointed - the metal articles being in water and exposed to pulse laser treating. The purpose of research was the investigation of the processes occurring near the metal target treated by pulse laser radiation with flux ...
S. V. Vasiliev   +3 more
doaj   +1 more source

Bomb crater

open access: yes, 1942
Bomb crater, Darwin, after 19th February raid.
Laffer, Lorna
core   +6 more sources

Not Every Circle Is a Crater: Kettle Hole Size Distributions and Their Implications in Planetary Surface Age Dating

open access: yesGeosciences, 2023
Circular landscape features, including kettle lakes, sinkholes, pingos, calderas, and craters, develop from a variety of different geomorphic processes on Earth.
Mackenzie Day   +2 more
doaj   +1 more source

Three-dimensional joint inversion of traveltime and gravity data across the Chicxulub impact crater

open access: yes, 2009
In 2005 an extensive new seismic refraction data set was acquired over the central part of the Chicxulub impact crater, allowing us to image its structure with much better resolution than before.
Morgan, J. V.   +8 more
core   +1 more source

Feeding site selection by woodland caribou in north-central British Columbia

open access: yesRangifer, 2000
We examined the foraging habits of the northern woodland caribou ecotype {Rangifer tarandus caribou) at the scale of the individual feeding site. Field data were collected in north-central British Columbia over two winters (Dec 1996-Apr 1998). We trailed
Chris J. Johnson   +2 more
doaj   +1 more source

Formation of colloidal solutions of silicon nanoparticles in ethyl alcohol with ultra-short laser pulses

open access: yesВесці Нацыянальнай акадэміі навук Беларусі: Серыя фізіка-тэхнічных навук, 2021
The study of surface morphology of a silicon target after laser exposure, the formation and study of nanoparticles, obtained by laser ablation by ultrashort infrared pulses, were conducted. The material was processed using a yttrium aluminum garnet laser
A. P. Laskovnev   +4 more
doaj   +1 more source

Comparative analysis of testing technologies in airfield pavement emergency repair

open access: yesShenzhen Daxue xuebao. Ligong ban, 2023
The rapid repair capability of damaged pavement is an important factor that restricts the generation of air force combat effectiveness in wartime, and the testing technology in the process of emergency repair is an important aspect to reflect the ...
ZHANG Jun   +7 more
doaj   +1 more source

Inversion of the Lunar Subsurface Rock Abundance Using CE-2 Microwave Brightness Temperature Data

open access: yesRemote Sensing, 2023
The rock strongly affects the surface and subsurface temperature due to its different thermophysical properties compared to the lunar regolith. The brightness temperature (TB) data observed by Chang’E-1 (CE-1) and Chang’E-2 (CE-2) microwave radiometers ...
Wei Yang   +3 more
doaj   +1 more source

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