Results 21 to 30 of about 79,655 (259)

The critical role of nuclear heating rates, thermalization efficiencies, and opacities for kilonova modelling and parameter inference

open access: yesMonthly Notices of the Royal Astronomical Society, 2023
ABSTRACT We present an improved version of the 3D Monte Carlo radiative transfer code possis to model kilonovae from neutron star mergers, wherein nuclear heating rates, thermalization efficiencies, and wavelength-dependent opacities depend on local properties of the ejecta and time. Using an axially symmetric two-component ejecta model,
openaire   +2 more sources

Modafinil-excipient compatibility study using differential scanning calorimetry

open access: yesJournal of Advanced Pharmaceutical Technology & Research, 2023
Drug excipient compatibility studies are considered important in successful formulation of drug products. Suggested methods for this purpose are thermal techniques under isothermal or nonisothermal conditions.
Derar Omari   +3 more
doaj   +1 more source

Effects of Newtonian heating and heat generation on magnetohydrodynamics dusty fluid flow between two parallel plates

open access: yesFrontiers in Materials, 2023
Dusty fluids are utilized to minimize heat in systems like gas-freezing systems and nuclear-powered reactors, among other places. The present study aims to investigate the effect of Newtonian heating on dusty fluid flow.
Farhad Ali   +5 more
doaj   +1 more source

Experimental Study on Mechanical Property and Pore Distribution of Limestone Specimens after Heat Treatment under Different Heating Conditions

open access: yesAdvances in Materials Science and Engineering, 2021
The thermal effect of rocks not only depends on the temperature level but also may be influenced by the factors including heating environment, heating rate, and cooling method.
Yujie Feng   +4 more
doaj   +1 more source

Neutronic Calculations for Certain Americium Mixed Fuels and Clads in a Boiling Water Reactor

open access: yesFrontiers in Energy Research, 2021
In this study, a Boiling Water Reactor (BWR) design was made using the Monte Carlo (MCNPX) method. The reactor core in the designed BWR system was divided into an 8 × 8 square lattice with a constant pitch of 30.48 cm.
Mehtap Düz
doaj   +1 more source

Shutdown Dose Rate Analysis for the long-pulse D-D Operation Phase in KSTAR

open access: yesEPJ Web of Conferences, 2017
KSTAR is a medium size fully superconducting tokamak. The deuterium-deuterium (D-D) reaction in the KSTAR tokamak generates neutrons with a peak yield of 3.5x1016 per second through a pulse operation of 100 seconds.
Park Jin Hun   +4 more
doaj   +1 more source

Effect of Heating Rate on the Dynamic Compressive Properties of Granite

open access: yesGeofluids, 2019
Variation in the heating rate due to different geothermal gradients is a cause of much concern in underground rock engineering such as deep sea and underground tunnels, nuclear waste disposal, and deep mining.
Ronghua Shu, Tubing Yin, Xibing Li
doaj   +1 more source

Microbiome−host proteostasis crosstalk—An emerging perspective on mechanisms and interventions toward healthy longevity

open access: yesFEBS Letters, EarlyView.
Proteostasis and the gut microbiota play a key role in shaping host physiology. Microbiota‐derived metabolites, vitamins, and RNA modulate host proteostasis. Findings from model systems, including C. elegans, indicate microbes can either stabilize or disrupt host proteostasis.
Abhishek Anil Dubey, Maria Ermolaeva
wiley   +1 more source

Three phosphatase families form a community: The phosphohydrolases that act upon inositol pyrophosphates

open access: yesFEBS Letters, EarlyView.
Inositol pyrophosphates are energy‐rich signaling molecules that perform critical functions in cells. Three different families of phosphatases hydrolyze the β phosphate of the inositol pyrophosphate molecules: two have narrow specificities and one is promiscuous.
Ronda J. Rolfes
wiley   +1 more source

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