Results 21 to 30 of about 345,300 (289)

Improving partial discharges location under dispersion and multi-path propagation

open access: yesInternational Journal of Electrical Power & Energy Systems, 2021
Dispersion and multi-path propagation distort partial discharge (PD) pulses that travel along power cables. Two new techniques to improve the location accuracy using double-ended methods are proposed: the inclusion of a pre-filter (PF), that increases the signal to noise ratio by properly selecting the filter bandwidth and the center frequency, and an ...
Granado Romero, Joaquín   +2 more
openaire   +3 more sources

The Hydrodynamic Dispersion Characteristics of Coral Sands

open access: yesJournal of Marine Science and Engineering, 2019
Dispersion characteristics are important factors affecting groundwater solute transport in porous media. In marine environments, solute dispersion leads to the formation of freshwater aquifers under islands.
Xiang Cui   +4 more
doaj   +1 more source

Experimental study on explosion dispersion process of a multi-layer composite charge under different initiation modes

open access: yesDefence Technology, 2020
The influence of initiation modes on the explosive dispersion process of the multi-layer composite charge (MCC) was studied. Overpressure sensors and high-speed photography system were used to investigate the energy release process of an MCC with a ...
Xiao-wen Hong   +5 more
doaj   +1 more source

Effects of Physical Properties and Environmental Conditions on the Natural Dispersion of Oil

open access: yesJournal of Marine Science and Engineering, 2023
The natural dispersion of oil depends on the oil types, wave-mixing energy, and the temperature and salinity of water. Laboratory experiments were conducted to investigate the effects of these factors on oil dispersion.
Chenfang Wang   +5 more
doaj   +1 more source

Trait dispersion of hybrid maize seed under different production conditions [PDF]

open access: yesJournal on Processing and Energy in Agriculture, 2018
This paper presents the results of an analysis of maize seed production. A total of six hybrids were selected from two maturity groups (FAO 300 and FAO 600) produced in three locations (L1, L2, L3).
Tabaković Marijenka   +4 more
doaj   +1 more source

International Capital Flows under Dispersed Information: Theory and Evidence [PDF]

open access: yes, 2008
We develop a new theory of international capital flows based on dispersed information across individual investors. There is extensive evidence of information heterogeneity within and across countries, which has proven critical to understanding asset price behavior.
Tille, Cédric, van Wincoop, Eric
openaire   +3 more sources

Stochasticity among Victims of COVID-19 Pandemic

open access: yesJournal of Multidisciplinary Healthcare, 2022
Ramalingam Shanmugam,1 Gerald Ledlow,2 Karan P Singh3 1School of Health Administration, Texas State University, San Marcos, TX, 78666, USA; 2Department of Healthcare Policy, Economics and Management, School of Community and Rural Health, The University ...
Shanmugam R, Ledlow G, Singh KP
doaj  

Nonparametric Bayes modeling of count processes [PDF]

open access: yes, 2013
Data on count processes arise in a variety of applications, including longitudinal, spatial and imaging studies measuring count responses. The literature on statistical models for dependent count data is dominated by models built from hierarchical ...
Canale, Antonio, Dunson, David B.
core   +2 more sources

Dispersion chart for some popular distributions under repetitive sampling

open access: yesJournal of Advanced Mechanical Design, Systems, and Manufacturing, 2016
A control chart is an important tool of the statistical process control for monitoring deviations from a stable production process. For this purpose different control schemes have been developed for the fast detection of certain changes in the process ...
Liaquat AHMAD   +3 more
doaj   +1 more source

Ramsey-biased spectroscopy of superconducting qubits under dispersion

open access: yes, 2020
We proposed a spectroscopic method that extends Ramsey's atomic spectroscopy to detect the transition frequency of a qubit fabricated on a superconducting circuit. The method uses a multi-interval train of qubit biases to implement an alternate resonant and dispersive couplings to an incident probe field. The consequent absorption spectrum of the qubit
Zhang, Yan   +3 more
openaire   +2 more sources

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