Results 101 to 110 of about 63,193 (275)

Bayesian Optimization Guiding the Experimental Mapping of the Pareto Front of Mechanical and Flame‐Retardant Properties in Polyamide Nanocomposites

open access: yesAdvanced Intelligent Discovery, EarlyView.
Bayesian optimization enabled the design of PA56 system with just 8 wt% additives, achieving limiting oxygen index 30.5%, tensile strength 80.9 MPa, and UL‐94 V‐0 rating. Without prior knowledge, the algorithm uncovered synergistic effects between aluminum diethyl‐phosphinate and nanoclay.
Burcu Ozdemir   +4 more
wiley   +1 more source

Daily systemic energy expenditure in the acute phase of aneurysmal subarachnoid hemorrhage

open access: yesUpsala Journal of Medical Sciences, 2019
Background: Patients with subarachnoid hemorrhage often have impaired consciousness and cannot regulate nutritional intakes themselves. Previous studies have demonstrated elevated energy expenditure in the acute phase, but it is not known whether the ...
Christoffer Nyberg   +3 more
doaj   +1 more source

Development and Investigation of the Synergistic Properties of Latex (Hevea brasiliensis)/Poly (Vinyl Alcohol) as a Potential Dermal Dressing

open access: yesJournal of Applied Polymer Science, EarlyView.
Development and physicochemical and biological characterization of Latex/PVA membranes at different ratios. ABSTRACT Research on dermal dressings has become increasingly important due to the need for affordable, effective, and accessible alternatives to costly and invasive conventional treatments, with materials such as Latex from Hevea brasiliensis ...
Jessica Asami   +6 more
wiley   +1 more source

THEORY AND PRACTICE OF RESTING ENERGY EXPENDITURES EVALUATION OF THE PATIENTS IN THE INTENSIVE CARE DEPARTMENTS

open access: yesВестник анестезиологии и реаниматологии, 2018
Nutritive support is the equally important component of the intensive care and it is impossible without the adequate evaluation of resting energy expenditures (REE) of a specific patient.
S. M. Efremov   +4 more
doaj   +1 more source

A method of evaluating efficiency during space-suited work in a neutral buoyancy environment [PDF]

open access: yes
The purpose was to investigate efficiency as related to the work transmission and the metabolic cost of various extravehicular activity (EVA) tasks during simulated microgravity (whole body water immersion) using three space suits.
Gilbert, John H.   +4 more
core   +1 more source

Determination of the degree of reaction of fly ash in blended cement pastes [PDF]

open access: yes, 2015
This paper gives a review over methods to determine the degree of reaction for supplementary cementitious materials (SCMs) with focus on Portland cement - fly ash blends only and summarizes and highlights the most important findings which are detailed in
De Belie, Nele   +7 more
core  

Electronic Resonance Network Stabilized Crystal Structure in High‐Nickel Cathodes for Lithium‐Ion Batteries

open access: yesCarbon Energy, EarlyView.
Transition metal (TM) ions with empty eg orbitals induce single‐electron delocalization in Ni3+ to form the resonance structure of Ni─OO─TM through the high‐entropy effect. High‐nickel cathode materials with electron resonance structure have the advantages of improving thermodynamic stability, suppressing phase transitions, and mitigating lattice ...
Yi Li   +8 more
wiley   +1 more source

Assessment of select direct and indirect pozzolanic reactivity test outcomes with robust regression and ranking analysis

open access: yesCase Studies in Construction Materials
The use of pozzolanic materials as a sustainable partial replacement option for portland cement in concrete has been extensively studied over the last few decades. This study aimed to assess the pozzolanic reactivity of seven different powdered materials:
Farzaneh Elyasigorji, Habib Tabatabai
doaj   +1 more source

Pyrrolic‐Nitrogen‐Enriched Aerogels With Magnetic Responsiveness Enable Cooperative Hydrogen‐Bond Regulation for High‐Performance Solar Interfacial Evaporation

open access: yesCarbon Energy, EarlyView.
A pyrrolic‐nitrogen‐enriched ferromagnetic aerogel enables sophisticated cooperative regulation of hydrogen bonding, whereby this dual‐regulatory mechanism effectively reduces vaporization enthalpy while simultaneously enhancing molecular dynamics. The system demonstrates exceptional self‐cleaning capability and exhibits superior performance in the ...
Dongxue Wang   +8 more
wiley   +1 more source

Measurement of the top quark mass with the ATLAS detector

open access: yes, 2012
An overview is presented of the measurements of the top quark mass performed by the ATLAS experiment at the LHC with an integrated luminosity varying between 35 pb$^{-1}$ and 4.7 fb$^{-1}$.
Salamanna, Giuseppe
core  

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