Results 1 to 10 of about 815,331 (254)

Experimental facility for the study of the processes in mixing low-pressure heaters of k-1000-60/3000 turbines

open access: yesTrudy Odesskogo Politehničeskogo Universiteta, 2020
Nowadays, the development of nuclear energy is determined by solving the set of scientific and technical problems that provides reliable, safe and sustainable work of the operated and designed NPPs.
Андрій Анатолійович Смичок   +4 more
doaj   +5 more sources

Investigating the Financial Balance of Iran's Economy in Stable and Unstable Regimes: Markov Regime Change Approach [PDF]

open access: yesپژوهش‌های برنامه و توسعه, 2023
Increased spending has been one of the main concerns of the financial policies for various countries in the last two decades. Specifically, in those countries where the debt is at relatively high levels, examining the financial sustainability becomes ...
Davoud Mahmoudinia   +1 more
doaj   +1 more source

Sub-Harmonic Response Analysis of Nonlinear Dynamic Behaviors Induced by Piecewise-Type Nonlinearities in a Torsional Vibratory System

open access: yesApplied Sciences, 2022
Piecewise-type nonlinearities, such as clutch dampers in a torsional system, induce complex nonlinear dynamic behaviors that resemble super- and sub-harmonic responses.
Jong-Yun Yoon, Byeongil Kim
doaj   +1 more source

CW Emission and Self-Pulsing in a III-V/SiN Hybrid Laser With Narrow Band Mirror

open access: yesIEEE Photonics Journal, 2022
We report on how external cavity III-V/SiN hybrid lasers operate in regimes of ultra-damped relaxation oscillations or in CW unstable dynamical regimes (self-pulsing or approaching turbulence) as a consequence of mirror dispersion, non-zero linewidth ...
Cristina Rimoldi   +4 more
doaj   +1 more source

How accurate are flux-tube (local) gyrokinetic codes in modeling energetic particle effects on core turbulence?

open access: yesNuclear Fusion, 2023
Flux-tube (local) gyrokinetic codes are widely used to simulate drift-wave turbulence in magnetic confinement devices. While a large number of studies show that flux-tube codes provide an excellent approximation for turbulent transport in medium-large ...
A. Di Siena   +10 more
doaj   +1 more source

THE IMPACT OF PRODUCTIVE AND CONSUMPTIVE FINANCINGS ON INDONESIAN ISLAMIC BANKING PROFITABILITY: MARKOV SWITCHING DYNAMIC REGRESSION

open access: yesJEBIS (Jurnal Ekonomi dan Bisnis Islam), 2023
This study investigates the effect of Islamic bank financings on banks' profitability during two distinct periods, namely stable and unstable conditions. This study also examines the profitability tendencies of banks during the two periods mentioned.
Wahyu Wibisono Wahid   +5 more
doaj   +1 more source

Universal scaling of extinction time in stochastic evolutionary dynamics

open access: yesScientific Reports, 2022
Evolutionary dynamics is well captured by the replicator equations when the population is infinite and well-mixed. However, the extinction dynamics is modified with finite and structured populations. Experiments on the non-transitive ecosystem containing
Ching-I Huang   +2 more
doaj   +1 more source

Investigation of complex nonlinear dynamic behaviors observed in a simplified driveline system with multistage clutch dampers

open access: yesScientific Reports, 2022
The results of the harmonic balance method (HBM) for a nonlinear system generally show nonlinear response curves with primary, super-, and sub-harmonic resonances. In addition, the stability conditions can be examined by employing Hill’s method. However,
Jong-Yun Yoon, Byeongil Kim
doaj   +1 more source

Depth Dependence and Keyhole Stability at Threshold, for Different Laser Welding Regimes

open access: yesApplied Sciences, 2020
Depending of the laser operating parameters, several characteristic regimes of laser welding can be observed. At low welding speeds, the aspect ratio of the keyhole can be rather large with a rather vertical cylindrical shape, whereas at high welding ...
Remy Fabbro
doaj   +1 more source

Energetics in the Charney Problem with a Generic Stratosphere

open access: yesTellus: Series A, Dynamic Meteorology and Oceanography, 2022
This paper reports a complete diagnosis of energetics of the three representative structurally distinct unstable modes in the Charney problem with a generic stratosphere presented in Mak et al (2021).
Mankin Mak, Siyu Zhao
doaj   +1 more source

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