Results 131 to 140 of about 1,051,900 (293)

Thermodynamic Irreversibility from high-dimensional Hamiltonian Chaos

open access: yes, 1999
This paper discusses the thermodynamic irreversibility realized in high-dimensional Hamiltonian systems with a time-dependent parameter. A new quantity, the irreversible information loss, is defined from the Lyapunov analysis so as to characterize the ...
Kaneko, S.-i. Sasa, T. S. Komatsu
core   +2 more sources

A Twist in the Diagnosis: Chronic Arthropathy Without Inflammation

open access: yes
Arthritis Care &Research, EarlyView.
María Á. Puche‐Larrubia   +3 more
wiley   +1 more source

Mechanochemical Synthesis and Characterization of Nanostructured ErB4 and NdB4 Rare‐Earth Tetraborides

open access: yesAdvanced Engineering Materials, Volume 27, Issue 6, March 2025.
ErB4 and NdB4 nanostructured powders are produced by mechanochemical synthesis. 5 h mechanical alloying and 4 M HCl acid leaching are used in the production. ErB4 and NdB4 powders exhibit maximum magnetization of 0.4726 emu g−1 accompanied with an antiferromagnetic‐to‐paramagnetic phase transition at about TN = 18 K and 0.132 emu g−1 with a maximum at ...
Burçak Boztemur   +5 more
wiley   +1 more source

The Macroeconomic Loss Function: A Critical Note [PDF]

open access: yes, 2002
The standard loss function gives the same weight to positive and negative deviations from the output and inflation targets. This short note criticizes this symmetry assumption.
Mayer, Thomas
core  

Comparative Wear and Friction Analysis of Sliding Surface Materials for Hydrostatic Bearing under Oil Supply Failure Conditions

open access: yesAdvanced Engineering Materials, EarlyView.
Hydrostatic bearings excel in high‐precision applications, but their performance hinges on a continuous external supply. This study evaluates various material combinations for sliding surfaces to mitigate damage during supply failures or misalignment and to discover the most effective materials identified for enhancing the reliability and efficiency of
Michal Michalec   +6 more
wiley   +1 more source

Get the most from your data: a propensity score model comparison on real-life data

open access: yesInternational Journal of General Medicine, 2016
Dennis Ferdinand,1 Mirko Otto,2 Christel Weiss1 1Department of Biomathematics and Medical Statistics, 2Department of Surgery, University Medical Center Mannheim (UMM), University of Heidelberg, Mannheim, Germany Purpose: In the past, the ...
Ferdin, D, Otto M, Weiss C
doaj  

Short-term weight reduction outcome after laparoscopic sleeve gastrectomy: A single center experience from Erbil, Iraq

open access: yesZanco Journal of Medical Sciences
Background and objective: Laparoscopic sleeve gastrectomy has become the most common weight loss surgery worldwide. This study aimed to provide insights into the sustained effectiveness of laparoscopic sleeve gastrectomy in achieving weight loss over an ...
Nabaz H. Ismael, Nazar Shabila
doaj   +1 more source

The use of breastfeeding assessment tools to predict the excess weight loss risk in newborns [PDF]

open access: hybrid, 2018
Nilgün Altuntaş   +3 more
openalex   +1 more source

CALPHAD‐Guided Prediction and Interpretation of Phase Formation in Ta–Mo–Cr–Ti–Al Refractory High‐Entropy Alloys

open access: yesAdvanced Engineering Materials, EarlyView.
This study designs Ta–Mo–Cr–Ti–Al refractory high‐entropy alloys with a disordered body‐centered‐cubic A2 crystal structure aiming for improved ductility, lower density, and oxidation resistance. Four alloy compositions are identified by thermodynamic calculations.
Kateryna Khanchych   +7 more
wiley   +1 more source

Expected cycle life versus depth of discharge relationships of well behaved single cells and cell strings [PDF]

open access: yes
The factors that might influence the cycle life vs. depth of discharge relationship are examined. This is done first at the single cell level using a progressively more complex cell life model. This is then extended to multicell battery strings where the
Thaller, L. H.
core   +1 more source

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