Results 1 to 10 of about 608,631 (290)

Analysis on the Air-Gap Magnetic Field and Force of the Linear Synchronous Motor with Different Winding Distribution [PDF]

open access: yesMicromachines
Based on the long-stator permanent magnet linear synchronous motor (PMLSM), motor structures with different pole–slot ratios are designed by changing the distribution of armature windings.
Jing Bai, Lei Zhang, Yu Xu
doaj   +2 more sources

Calorimetric studies of microwave ion thruster [PDF]

open access: yesОмский научный вестник: Серия "Авиационно-ракетное и энергетическое машиностроение", 2022
The authors continue their work in the field of calorimetric studies of the parameters of an accelerated ionized gas jet of prototypes of microwave ion micro-thrusters with an energy consumption of up to 10 watts.
I. S. Vavilov   +6 more
doaj   +1 more source

Soft-drop thrust [PDF]

open access: yesJournal of High Energy Physics, 2018
Abstract Soft drop, a technique originally developed in the context of jet physics in proton-proton collisions in order to reduce the contamination from non-perturbative effects, is applied to event shapes in electron-positron annihilation. In particular, we study the thrust distribution at the Z pole and show that the region where
Baron, Jeremy   +2 more
openaire   +4 more sources

ADJUSTMENT OF THRUSTING STRUCTURE IN THE KOVYKTA-KHANDINSKAYA REFLECTED FOLDING ZONE

open access: yesГеодинамика и тектонофизика, 2022
The Kovykta-Khandinskaya zone, which includes the Kovykta gas condensate field, is a giant located in the junction zone of the Angara-Lena stage with the craton edge – the Cis-Baikal trough.
N. V. Misyurkeeva   +5 more
doaj   +1 more source

Real Time Implementation of Amphibious Unmanned Aerial Vehicle System for Horticulture [PDF]

open access: yesInternational Journal of Electronics and Telecommunications, 2023
Automating the tasks that require manpower has been considered as an area of active research in science and technology. Challenges in designing such systems include accuracy in the parameters of performance, minimal hardware, cost-efficiency, and ...
M. Arun Kumar   +3 more
doaj   +1 more source

A COMBINED MODEL OF THE DIAPIRIC AND COLLISIONAL FORMATION MECHANISM OF THE PALEOPROTEROZOIC GRANITE-MIGMATITE-GNEISS DOMES OF THE SVECOFENNIAN BELT

open access: yesГеодинамика и тектонофизика, 2023
Geological examples of the development of thermal dome structures in the Svecofennian belt demonstrate the relationship between plutonic and metamorphic events and metamorphic strengthening towards the core parts of the structures.
O. P. Polyansky   +2 more
doaj   +1 more source

Take-Off from Satellite Orbit [PDF]

open access: yes, 1953
The mass ratio or the characteristic velocity for the take-off of a space ship from the satellite orbit is computed for two cases: the radial thrust, and the circumferential thrust.
Tsien, H. S.
core   +1 more source

Performances Study of a Hybrid Rocket Engine [PDF]

open access: yesINCAS Bulletin, 2018
This paper presents a study which analyses the functioning and performances optimization of a hybrid rocket engine based on gaseous oxygen and polybutadiene polymer (HTPB).
Adrian-Nicolae BUTURACHE
doaj   +1 more source

Geological and structural position of the Svetlinsky gold deposit (Southern Urals)

open access: yesЗаписки Горного института, 2022
The paper presents the geological and structural position of the large Svetlinsky gold deposit in the Kochkar anticline (Southern Urals), localized in the zone of the Late Paleozoic (D3) deep thrust of the western dip.
Alexander Yu. Kissin   +2 more
doaj   +1 more source

Effect of Electric Ducted Fans Structural Arrangement on Their Performance Characteristics

open access: yesApplied Sciences, 2023
With the expanding electrification in all sectors of transport, it is necessary to look for new efficient solutions for propulsion systems for use in air transport.
Daniel Urban   +5 more
doaj   +1 more source

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