Results 21 to 30 of about 6,327 (210)

Formation of submicron relief structures on the surface of sapphire substrates

Фізика і хімія твердого тіла, 2023
An analysis of technologies that allow creating microrelief structures on the surface of sapphire substrates has been carried out. It is shown that the most effective method of forming relief structures with submicron dimensions is ion beam   etching ...
V.V. Petrov, A.A. Kryuchyn, I.V. Gorbov, A.V. Pankratova, D.Yu. Manko, Yu.O. Borodin, O.V. Shikhovets   +6 more
doaj   +1 more source

Ultrasonic Surface Treatment of Titanium Alloys. The Submicrocrystalline State [PDF]

, 2015
The paper presents the results of the research on improvement of physical-and mechanical properties of titanium alloys VT1-0 and VT6 by modification of surfaces using ultrasonic treatment, and a comprehensive study of the microstructure and mechanical ...
Borozna, Vyacheslav Yurievich, Klimenov, Vasily Aleksandrovich, Klopotov, A. A., Vlasov, V. A.   +3 more
core   +1 more source

MAPPING OF THE MICRORELIEF STRUCTURES USING TOPOGRAPHIC DATA [PDF]

Acta Geobalcanica, 2017
The paper describes case study, which we conducted using test area located in Central European Russia (Orel region, Suhaya Orlitsa river basin). The archived topographic (cartographic) data, data of topographic survey and satellite imagery were used as ...
Evgeny Panidi, Lubov Trofimetz, Julia Sokolova, Elena Kunaeva   +3 more
doaj   +1 more source

DETERMINATION OF THE POLISHING QUALITY IN THE WORKING CHANNEL OF THE DRAWING OF CARBIDE TOOLS PRODUCED BY OJSC «BSW – MANAGEMENT COMPANY OF HOLDING «BMC»

Литьë и металлургия, 2018
The quality of the drawing tool depends on the quality of the channel. Channel processing is carried out in order to obtain the desired geometric shape, required size and limit deviations in accordance with the size and quality of the wire stretched, as ...
T. P. Kurenkova, I. V. Borisovets, I. P. Lazebnikova   +2 more
doaj   +1 more source

ESTIMATION OF EROSION ACTIVITY IN THE RAVINE COMPLEX OF ARABLE SLOPES

InterCarto. InterGIS, 2017
The paper describes the results of the evaluation of erosion on arable slopes (in the thalweg part of the ancient microravines, no more than 400 m in length).
L. N. Trofimetz, E. A. Panidi, T. L. Ivanekha, A. I. Petelko   +3 more
doaj   +1 more source

On the issue of the artistic casting production on an industrial scale

Литьë и металлургия, 2023
The article presents an analysis of the formation parameters of the microrelief of artistic casting. The direction for solving particular issues of improving the castings quality with high requirements for the accuracy of the surface relief is shown.
V. A. Emelyanov, O. V. Mikhailov, K. V. Martynov, S. S. Tkachenko   +3 more
doaj   +1 more source

A Multisensor Remote Sensing Approach to Archaeological Prospection: Integrating UAV and Google Earth Data in the Bayan Gol Valley, Mongolia

Archaeological Prospection, EarlyView.
ABSTRACT This study investigates the effectiveness of drone‐based remote sensing and Google Earth satellite imagery for archaeological prospection in the Bayan Gol Valley, Central Mongolia. Utilizing a fixed‐wing unmanned aerial vehicle (UAV) equipped with RGB and multispectral sensors, we surveyed 655 ha to document Mongol‐period settlement structures
Peter Heimermann, Matthias Lang, Susanne Reichert, Lkhagvadorj Munkhbayar, Jan Bemmann   +4 more
wiley   +1 more source

Analysis of the directions of improving regular micro reliefs

Проблеми трибології
The article analyzes the features of planar regular microreliefs with the shape of grooves, the axis of which lies in a plane that is parallel or coincident with the surface on which the microrelief is formed and can be described by a periodic function ...
V.O. Dzyura, R.O. Bytsa
doaj   +1 more source

Multifractal Analysis of Soil Surface Roughness [PDF]

, 2008
Soil surface roughness (SSR) is a parameter highly suited to the study of soil susceptibility to wind and water erosion. The development of a methodology for quantifying SSR is therefore instrumental to soil evaluation.
A. M. Tarquis, A. Saa Requejo, Agterberg, Ahammer, Allain, Allmaras, Armstrong, Bertuzzi, Bird, Buczhowski, Burg, Burrough, Cheng, Cheng, Cheng, Cheng, Currence, Darboux, Eltz, Evertsz, Feder, Gallant, Gallart, Grau, Hagen, Huang, Huang, Kamphorst, Larney, Larney, Larney, Linden, M. C. Díaz Álvarez, Malinverno, Manninen, Merel, Merrill, Murillo, Pardini, Perfect, Perfect, Perrier, Pike, Podmore, Porta Casanellas, Potter, R. García Moreno, Roisin, Saxton, Schertzer, Tarquis, Tarquis, Vidal Vázquez, Vidal Vázquez, Vidal Vázquez, Vivas Miranda, Zobeck, Zobeck   +57 more
core   +2 more sources

Advancing Cave Survey Methods: High‐Precision Mapping in Drakotrypa Cave, Greece

Archaeological Prospection, EarlyView.
ABSTRACT Cave floor mapping plays a vital role across various scientific disciplines by enabling the identification and interpretation of features shaped by both natural processes and human activity. In cave archaeology, floor mapping is crucial to decode and reconstruct human‐induced morphological features.
Christos Pennos, Fotis Georgiadis, Sofia Pechlivanidou, Rannveig Ø. Skoglund, Nenad Buzjak, Stein‐ Erik Lauritzen   +5 more
wiley   +1 more source