Results 1 to 10 of about 1,536 (183)

Characterizing Emerging Detector Materials for Low-Dose X-Ray Imaging. [PDF]

open access: yesAdv Mater
X‐ray medical imaging requires detectors that deliver images at as low as reasonably possible dose. This perspective outlines a universal characterization framework of X‐ray imaging detectors, suitable for both emerging semiconductor and scintillator materials, introduces a novel unified figure of merit that links dose with resolution, and offers an ...
Sakhatskyi K   +7 more
europepmc   +2 more sources

Accuracy Estimation of the Numerical Solutions for Chaotic Regime of the Pendulum With External and Parametric Excitation

open access: yesJournal of Applied Mathematics
This study involves the development of a framework for checking the accuracy of built-in algorithms from Mathcad software. The built-in algorithms used inside Mathcad software include Runge–Kutta method of the fourth order (RK4), Adams method, backward ...
M. C. Kekana   +4 more
doaj   +2 more sources

Vibration analysis of shaft-bearing assembly for centrifugal fan [PDF]

open access: yesJournal of Research and Innovation for Sustainable Society, 2022
The complete solution of the problem of a free vibration system needs the determination of all the modal frequencies and of correspondent mode of vibration. Many times in practice it is necessary to know only some modal frequencies, sometimes only the
Irina Radulescu   +1 more
doaj   +1 more source

The features of kinematic calculation for Wankel’s rotary piston engine [PDF]

open access: yesОмский научный вестник, 2020
It is presented the design features and the principle of operation for Wankel’s rotary piston engine (RPD). It is given the analysis of scientific research aimed at improving the design of RPD.
Yu. P. Makushev   +3 more
doaj   +1 more source

SIMULATION MODELING OF INVESTMENT PROJECTS IN THE SERVICE SECTOR

open access: yesThree Seas Economic Journal, 2022
Scientific article is devoted to researching the possibility of developing a simulation model of an investment project for a travel agency. In recent years, the tourism industry in the world is experiencing rapid development.
Viktor Dzis, Olena Dyachynska
doaj   +1 more source

Investigation of an embedded closed-loop stimulation current control principle based on the use of nonlinear ceramic capacitors

open access: yesCurrent Directions in Biomedical Engineering, 2021
Over the years, a constant progress in the development of implantable medical devices (IMD’s) can be observed. On one hand, the advanced implantable electronics enable the implementation of numerous smart functionalities, on the other hand, the variety ...
Olsommer Yves, Ihmig Frank R.
doaj   +1 more source

Automated synthesis of integrated microwave LC-filters layouts with passband losses minimization

open access: yesОмский научный вестник, 2023
The paper proposes the developed technique for automated synthesis of integrated microwave LC filter layouts with passband losses minimization by minimizing interconnection lengths and searching for optimal layouts of conductors, inductors, and ...
V. V. Erokhin, S. A. Zavyalov
doaj   +1 more source

Geometry and mass optimization of box-shape beams with non-linear walls for local buckling due to bending [PDF]

open access: yesНаучно-технический вестник Брянского государственного университета, 2019
This article explores the possibility of optimizing geometry and mass of a beam based on the conditions for ensuring local buckling. The subject of the study is a box-shaped beam with non-linear walls.
Manzhula K.P., Naumov A.V.
doaj   +1 more source

Use of a Least Squares with Conditional Equations Method in Positioning a Tramway Track in the Gdansk Agglomeration [PDF]

open access: yesTransNav, 2019
Satellite measurement techniques have been used for many years in different types of human activity, including work related to staking out and making use of rail infrastructure.
Krzysztof Czaplewski   +9 more
doaj   +1 more source

Kinematic calculation of convex cam profile using MATHCAD program [PDF]

open access: yesОмский научный вестник, 2021
The article shows the features of the construction of cams with a convex profile, the method of kinematic calculation of the pusher when it moves along a convex and rounded surface is given.
T. A. Polyakova   +3 more
doaj   +1 more source

Home - About - Disclaimer - Privacy