Results 41 to 50 of about 6,370,116 (297)

The critical current of point symmetric Josephson tunnel junctions [PDF]

open access: yesPhysica C: Superconductivity and its Applications, 2016
4 pages, 2 ...
openaire   +4 more sources

Forecasting Models for Wind Power Using Extreme-Point Symmetric Mode Decomposition and Artificial Neural Networks

open access: yesSustainability, 2019
The randomness and volatility of wind power poses a serious threat to the stability, continuity, and adjustability of the power system when it is connected to the grid.
Jianguo Zhou   +3 more
semanticscholar   +1 more source

Spatiotemporal Characteristics of Drought in the Heihe River Basin Based on the Extreme-Point Symmetric Mode Decomposition Method

open access: yesInternational Journal of Disaster Risk Science, 2019
Assessment of spatiotemporal characteristics of drought under climate change is significant for drought mitigation. In this study, the standardized precipitation evapotranspiration index (SPEI) calculated at different timescales was adopted to describe ...
Kai Feng, Xiaoling Su
semanticscholar   +1 more source

The meso-structures analysis of truss-like lightweight materials based on symmetric groups

open access: yesMaterials Research Express, 2023
Truss-like lightweight materials (TLLMs) with superior mechanical performance and excellent energy absorption capability are extensively used in aerospace and automobile industries.
Zhenhao Ma, Wensuo Ma, Zhenyu Ma
doaj   +1 more source

Low dispersion spectroscopy of point-symmetric planetary nebulae [PDF]

open access: yesProceedings of the International Astronomical Union, 2011
AbstractWe present an observational study of three oint-ymmetric lanetary ebulae (PS-PNe): PC 19, He 2-429, and He 1-1, whose kinematics has been previously reported in the literature. The study includes an analysis of physical conditions and chemical abundances.
Lorenzo Olguín   +4 more
openaire   +1 more source

Short-Term Wind Power Forecasting: A New Hybrid Model Combined Extreme-Point Symmetric Mode Decomposition, Extreme Learning Machine and Particle Swarm Optimization

open access: yesSustainability, 2018
The nonlinear and non-stationary nature of wind power creates a difficult challenge for the stable operation of the power system when it accesses the grid.
Jianguo Zhou, Xuechao Yu, Baoling Jin
semanticscholar   +1 more source

Generalized contraction theorem in M -fuzzy cone metric spaces

open access: yesJournal of Innovative Applied Mathematics and Computational Sciences, 2022
This work defines MM-Fuzzy Cone Metric Space, as a new metric space. It also analyzes possible forms of contractive conditions and groups them accordingly to set up generalized contractive conditions for self-mappings defined over MM-fuzzy cone metric ...
Mookiah Suganthi   +2 more
doaj   +1 more source

High fabrication tolerance and broadband silicon polarization beam splitter by point-symmetric cascaded fast quasiadiabatic couplers

open access: yesOSA Continuum, 2019
We propose a high fabrication tolerance and broadband silicon polarization beam splitter (PBS) by cascading point-symmetric 3-dB couplers designed using fast quasiadiabatic dynamics (FAQUAD).
H. Chung, S. Tseng
semanticscholar   +1 more source

HIGGS INFLATION AROUND THE SYMMETRIC POINT

open access: yesEurasian Physical Technical Journal
A novel generalized Higgs inflation scenario is studied, where inflation takes place near the symmetric point of the “Mexican hat” potential, as opposed to the standard Higgs inflation which takes place at large field values away from the symmetric ...
D. Berkimbayev, Y. Aldabergenov
doaj   +1 more source

PT symmetric dynamics in counter-rotating gyroscopic mechanical systems

open access: yesAIP Advances, 2021
Parity-time (PT) symmetry was first studied in quantum mechanical systems with a non-Hermitian Hamiltonian whose observables are real-valued. Most existing designs of PT symmetric systems in electronics, optics, and acoustics rely on an exact balance of ...
Bin Dong, Chengzhi Shi, Robert G. Parker
doaj   +1 more source

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