Results 61 to 70 of about 391,352 (330)

Entropy of the Canonical Occupancy (Macro) State in the Quantum Measurement Theory

open access: yesEntropy
The paper analyzes the probability distribution of the occupancy numbers and the entropy of a system at the equilibrium composed by an arbitrary number of non-interacting bosons.
Arnaldo Spalvieri
doaj   +1 more source

Entropy generation impact on peristaltic motion in a rotating frame

open access: yesResults in Physics, 2017
Outcome of entropy generation in peristalsis of Casson fluid in a rotating frame is intended. Formulation is based upon thermal radiation, viscous dissipation and slip conditions of velocity and temperature. Lubrication approach is followed. The velocity
H. Zahir, T. Hayat, A. Alsaedi, B. Ahmad
doaj   +1 more source

Enhancing quantum entropy in vacuum-based quantum random number generator

open access: yes, 2018
Information-theoretically provable unique true random numbers, which cannot be correlated or controlled by an attacker, can be generated based on quantum measurement of vacuum state and universal-hashing randomness extraction.
Cheng, Chen   +5 more
core   +1 more source

Entropy Number of Diagonal Operator

open access: yesJournal of Applied Mathematics and Physics, 2019
In this paper, the entropy number of diagonal operator is discussed. On the one hand, the order of entropy number of the finite dimensional diagonal operator Dm:  (1≤qD: lp→lq(1 ...
Jin Chen   +4 more
openaire   +2 more sources

A Comparative Study of Cerebral Oxygenation During Exercise in Hemodialysis and Peritoneal Dialysis Patients

open access: yesTherapeutic Apheresis and Dialysis, EarlyView.
ABSTRACT Introduction Cognitive impairment and exercise intolerance are common in dialysis patients. Cerebral perfusion and oxygenation play a major role in both cognitive function and exercise execution; HD session per se aggravates cerebral ischemia in this population. This study aimed to compare cerebral oxygenation and perfusion at rest and in mild
Marieta P. Theodorakopoulou   +10 more
wiley   +1 more source

Entropy of entanglement between quantum phases of a three-level matter-radiation interaction model

open access: yes, 2017
We show that the entropy of entanglement is sensitive to the coherent quantum phase transition between normal and super-radiant regions of a system of a finite number of three-level atoms interacting in a dipolar approximation with a one-mode ...
Nahmad-Achar, Eduardo   +1 more
core   +2 more sources

Revealing the structure of land plant photosystem II: the journey from negative‐stain EM to cryo‐EM

open access: yesFEBS Letters, EarlyView.
Advances in cryo‐EM have revealed the detailed structure of Photosystem II, a key protein complex driving photosynthesis. This review traces the journey from early low‐resolution images to high‐resolution models, highlighting how these discoveries deepen our understanding of light harvesting and energy conversion in plants.
Roman Kouřil
wiley   +1 more source

Boolean-chaos-based physical random number generator

open access: yesTongxin xuebao, 2019
A novel method for generating physical random numbers using Boolean-chaos as the entropy source was proposed.An autonomous Boolean network (ABN) without self-feedback was constructed by using two-input logic gates,and its dynamic characteristics were ...
Qiqi ZHANG   +4 more
doaj   +2 more sources

Mapping the evolution of mitochondrial complex I through structural variation

open access: yesFEBS Letters, EarlyView.
Respiratory complex I (CI) is crucial for bioenergetic metabolism in many prokaryotes and eukaryotes. It is composed of a conserved set of core subunits and additional accessory subunits that vary depending on the organism. Here, we categorize CI subunits from available structures to map the evolution of CI across eukaryotes. Respiratory complex I (CI)
Dong‐Woo Shin   +2 more
wiley   +1 more source

Secondary Clustering Recommendation Algorithm Based on Information Entropy [PDF]

open access: yesJisuanji gongcheng, 2016
The accuracy of final recommendation results is always affected by less active evaluation information of webpage texts which comes from users.Therefore,a secondary clustering recommendation algorithm based on information entropy is proposed.By extracting
LI Hui,SHI Zhao,YI Junkai
doaj   +1 more source

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