Results 61 to 70 of about 6,327 (210)
A continuous-profile diffractive focuser for terahertz radiation fabricated by laser ablation of silicon [PDF]
A method of high-frequency laser ablation using a two-coordinate beam scanner for the fabrication of a diffractive element of terahertz range with a continuous profile has been developed and successfully applied.
Konstantin Tukmakov +4 more
doaj +1 more source
ABSTRACT The paper investigates environmental conditions prevailing at the southern margin of the European periglacial domain in NW Hungary (Kemeneshát area) during the Late Pleistocene. Samples of sediments infilling sand wedges and their host sediments were analyzed by examining the grain‐size distributions, as well as the morphology and ...
Beáta Farkas +3 more
wiley +1 more source
ОЦІНКА ПАР ТЕРТЯ ПРАЦЮЮЧИХ В СПЕЦИФІЧНИХ УМОВАХ [PDF]
У статті було опрацьовано теоретичний матеріал та проведено дослідження впливу мікрорельєфу, утвореного поверхнями тертя з твердоплівковим покриттям на основі дисульфіду молібдену, на адгезію покриття до підкладки, коефіцієнту тертя і зносостійкості ...
Ванін, О. В.
core +1 more source
The stratigraphic biography of an archaeological site. Timing depositional events
Abstract The stratigraphic sequence of an archaeological site constitutes its biography, which details what was deposited, when it was deposited, and how the deposition occurred. However, many current methods of recording archaeological stratigraphy do not allow for a full reconstruction of a site's biography.
Vasiliki Andreaki, Juan Antonio Barceló
wiley +1 more source
El objeto de este trabajo es analizar la heterogeneidad espacial de un bosque de Schinopsis balansae ("Quebrachal") cerca de Vera (Santa Fe, Argentina) y establecer si hay correlación entre la distribución de las especies leñosas y los factores ...
I. M Barberis, E. F. Pire, J. P. Lewis
doaj
The effect of olive pomace biochar on some characteristics of Vertisols
Abstract The aim of this study was to investigate the effect of olive pomace biochar (OB) application on the mechanical, physical and chemical properties of Vertisols. For this study, soil samples classified as Vertisol in Çanakkale, where internal drainage and surface ponding are major problems, were used.
Remzi İlay +4 more
wiley +1 more source
Riparian habitat on the Humboldt River, Deeth to Elko, Nevada [PDF]
A map inventory of the major habitat types existing along the Humbolt River riparian zone in Nevada is described. Through aerialphotography, 16 riparian habitats are mapped that describe the ecological relationships between soil and vegetation types ...
Price, K. P., Ridd, M. K.
core +1 more source
Research of microrelief and structure of the surface layer by laser and ultrasonic thermo-straining treatment of tool steel [PDF]
В даній статті, для поліпшення мікрорельєфу та структури поверхневого шару інструментальної сталі, запропоновано комбінований спосіб лазерного термозміцнення та наступного ультразвукового деформаційного зміцнення і оздоблювання.
Danyleiko, O. +7 more
core +1 more source
Risk analysis of distribution network outages under a typhoon–rainstorm–flood disaster chain
Abstract The typhoon–rainstorm–flood disaster chain poses a significant flooding risk to urban distribution network (DN) equipment, often leading to power system outages. The increasing frequency and severity of this disaster chain in East Asia, driven by global warming, population growth, and land‐use changes, highlight the need for improved disaster ...
Hui Hou +6 more
wiley +1 more source
The comparative evaluation of ERTS-1 imagery for resource inventory in land use planning [PDF]
The author has identified the following significant results. Multidiscipline team interpretation and mapping of resources for Crook County is nearly complete on 1:250,000 scale enlargements of ERTS-1 imagery.
Cornwell, J. A. +8 more
core +1 more source

