Results 11 to 20 of about 36,928 (235)

The influence of deformations on single electron states in a molecule formed from three quantum dots of the heterosystem InAs/GaAs

open access: yesФізика і хімія твердого тіла, 2022
A molecule consisting of three quantum dots, whose centers form a triangle of the InAs/GaAs heterosystem, was studied. A numerical calculation of the energy spectrum of an electron in a molecule formed from three spherical quantum dots was carried out ...
V.B Hols'kyi, R.Ya. Leshko
doaj   +1 more source

Constructive geometric generating of concave pyramids of fourth sort [PDF]

open access: yesFME Transactions, 2021
The paper presents the results of the study of the new set of polihedra, the Concave pyramids of the fourth sort, the construction procedures for generating them and their possible application.
Mišić Slobodan Ž.   +1 more
doaj   +1 more source

Equality of internal angles and vertex points in conformal hyperbolic triangles

open access: yesCumhuriyet Science Journal, 2020
In this article, by using the conformal structure in Euclidean space, the conformal structures in hyperbolic space and the equality of the internal angles and vertex points of conformal triangles in hyperbolic space are given. Especially in these special
Ümit Tokeşer, Ömer Alsan
doaj   +1 more source

Dynamic evolution mechanism of water-bearing coal permeability and water film under stress

open access: yesMeitan kexue jishu, 2023
To explore coal permeability evolution mechanism under the comprehensive action of multiple factors including stress - adsorption - water and slippage effect, considering the coal deformation induced by stress - adsorption, the expression of water film ...
Shulei DUAN   +3 more
doaj   +1 more source

Equilateral triangle skew condition for quasiconformality [PDF]

open access: yesIndiana University Mathematics Journal, 2019
We characterize quasiconformal mappings in terms of the distortion of the vertices of equilateral triangles.
Ackermann, Colleen   +2 more
openaire   +4 more sources

The method of intelligent wireless sensor to improve the water permeability of permeable asphalt concrete pavement

open access: yesIET Networks, EarlyView., 2022
Abstract This research aims to study the intelligent wireless sensor to improve the water permeability of permeable asphalt concrete pavement. The water permeability of pavement is extremely important for the traffic environment. This study first briefly introduces the background and significance analysis, and then exemplifies the deployment algorithm ...
Xingmei Zhang, Cong Xu, Qi Lei
wiley   +1 more source

New Ways to Calculate the Probability in the Bertrand Problem

open access: yesMathematics, 2023
We give two new ways of calculating the probability of a chord of circumference randomly selected being larger than the side of an equilateral triangle inscribed in the circumference (this problem is known as the Bertrand paradox).
Javier Rodrigo   +2 more
doaj   +1 more source

Translative Packing of Unit Squares Into Equilateral Triangles Some New Results On Information Transmission Over Noisy Channels

open access: yesDemonstratio Mathematica, 2015
Every collection of n (arbitrary-oriented) unit squares can be packed translatively into any equilateral triangle of side length 2:3755· √n.
Januszewski Janusz
doaj   +1 more source

Regular-hexagon-equilateral-triangle area grouping–based broadcast protocol for safety message in urban vehicular ad hoc networks

open access: yesInternational Journal of Distributed Sensor Networks, 2017
Road-based directional broadcast protocols are proposed in the literatures to offset efficiency of message dissemination of traditional broadcast protocol in urban vehicular ad hoc networks.
Xiufeng Wang   +6 more
doaj   +1 more source

Error Analysis of Higher Order Bivariate Lagrange and Triangular Interpolations in Electromagnetics

open access: yesIEEE Open Journal of Antennas and Propagation, 2020
The interpolation errors of the higher order bivariate Lagrange polynomial interpolation based on the rectangular, right and equilateral triangular interpolations are measured by using the maximum and root-mean-square (RMS) errors.
Wen Luo   +3 more
doaj   +1 more source

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