Results 31 to 40 of about 15,414,698 (300)

A compressible mixture model with phase transition [PDF]

open access: yes, 2013
We introduce a new thermodynamically consistent diffuse interface model of Allen--Cahn/Navier--Stokes type for multi-component flows with phase transitions and chemical reactions.
Giesselmann, Jan   +2 more
core   +1 more source

Distribution of the peak age of information in a two-node transmission group modeled by a system with a group flow and a phase-type service time

open access: yesDiscrete and Continuous Models and Applied Computational Science
This article continues the cycle of works by the authors devoted to the problem of the age of information (AoI), a metric used in information systems for monitoring and managing remote sources of information from the control center.
Sergey I. Matyushenko   +1 more
doaj   +1 more source

Breaking the Rate-Loss Bound of Quantum Key Distribution with Asynchronous Two-Photon Interference

open access: yesPRX Quantum, 2022
Twin-field quantum key distribution can overcome the secret key capacity of repeaterless quantum key distribution via single-photon interference. However, to compensate for the channel fluctuations and lock the laser fluctuations, the techniques of phase
Yuan-Mei Xie   +9 more
doaj   +1 more source

Optimized deep learning based single-phase broken fault type identification for active distribution networks

open access: yesEnergy Reports, 2023
Single-phase broken faults occur frequently, affecting the reliability of distribution network. In order to effectively identify the fault type of single-phase broken fault, this paper proposes a new identification method, which is based on the ...
Yan Wu   +7 more
doaj   +1 more source

On the Representation of Correlated Exponential Distributions by Phase Type Distributions

open access: yesACM SIGMETRICS Performance Evaluation Review, 2022
In this paper we present results for bivariate exponential distributions which are represented by phase type distributions. The paper extends results from previous publications [3, 11] on this topic by introducing new representations that require a smaller number of phases to reach some correlation coefficient and introduces different ways to describe ...
openaire   +3 more sources

Advanced modelling and visualisation of liquid-liquid separations of complex sample components, with variable phase distribution and mode of operation [PDF]

open access: yes, 2013
This thesis was submitted for the degree of Doctor of Philosophy and awarded by Brunel University.This research is about liquid-liquid chromatography modelling.
De Folter, Jozefus Johannes Martinus
core   +7 more sources

Quantitative and Qualitative Analysis of Aircraft Round-Trip Times Using Phase Type Distributions

open access: yesMathematics
One of the major issues facing commercial airlines is the time that it takes to board passengers. Further, most airlines wish to increase the number of trips that an aircraft can make between two or more cities.
Srinivas R. Chakravarthy
doaj   +1 more source

Moment Distributions of Phase Type [PDF]

open access: yesStochastic Models, 2011
Moment distributions of phase-type and matrix-exponential distributions are shown to remain within their respective classes. We provide a probabilistic phase-type representation for the former case and an alternative representation, with an analytically appealing form, for the latter.
Bladt, Mogens   +1 more
openaire   +2 more sources

European Standard Clinical Practice Guideline and EXPeRT Recommendations for the Diagnosis and Management of Gastroenteropancreatic Neuroendocrine Neoplasms in Children and Adolescents

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Pediatric gastroenteropancreatic neuroendocrine neoplasms (GEP‐NENs) are extremely rare and clinically heterogeneous. Management has largely been extrapolated from adult practice. This European Standard Clinical Practice Guideline (ESCP), developed by the EXPeRT network in collaboration with adult NEN experts, provides (adult) evidence ...
Michaela Kuhlen   +23 more
wiley   +1 more source

Ectopic cycle length estimation from the quantified distribution patterns of ventricular bigeminy and trigeminy

open access: yesHeart Rhythm O2, 2021
Background: Ectopic cycle length (ECL) and the distribution patterns of ventricular bigeminy and trigeminy, expressed as their postextrasystolic intervals (PEIs) and interectopic intervals (IEIs), have been poorly pursued.
Kan Takayanagi, MD, PhD, FHRS   +5 more
doaj   +1 more source

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