Results 31 to 40 of about 5,317,982 (276)

Capture rate and neutron helicity asymmetry for ordinary muon capture on hydrogen

open access: yes, 2001
Applying heavy-baryon chiral perturbation theory to ordinary muon capture (OMC) on a proton, we calculate the capture rate and neutron helicity asymmetry up to next-to-next-to-leading order.
A. Halpern   +28 more
core   +1 more source

Thomas-forbidden particle capture

open access: yes, 2010
At high energies, in particle-capture processes between ions and atoms, classical kinematic requirements show that generally double collision Thomas processes dominate. However, for certain mass-ratios these processes are kinematically forbidden.
John H. Carter   +2 more
core   +1 more source

How to capture active particles

open access: yes, 2012
For many applications, it is important to catch collections of autonomously navigating microbes and man-made microswimmers in a controlled way. Here we propose an efficient trap to collectively capture self-propelled colloidal rods.
Kaiser, A., Löwen, H., Wensink, H. H.
core   +1 more source

Oscillations of the Eddington Capture Sphere [PDF]

open access: yes, 2012
We present a toy model of mildly super-Eddington, optically thin accretion onto a compact star in the Schwarzschild metric, which predicts periodic variations of luminosity when matter is supplied to the system at a constant accretion rate.
A. Stahl   +10 more
core   +1 more source

Safe Use of Butorphanol–Azaperone–Medetomidine to Immobilize Free‐Ranging White‐tailed Deer

open access: yesWildlife Society Bulletin, 2020
Butorphanol–Azaperone–Medetomidine (BAM) is a relatively new drug mixture compounded for the past decade to immobilize mammals, particularly ungulates. Despite its increased use in recent years, scant research has quantified the physiologic responses of ...
Joseph R. McDermott   +9 more
doaj   +1 more source

Assessment of the Climate Benefits and Economic Feasibility of Carbon Dioxide Utilization Pathways

open access: yes南方能源建设
[Introduction] Carbon utilization technologies, which convert CO2 into valuable products such as fuels, chemicals, and building materials, represent an innovative approach to mitigating climate change and promoting resource recycling.
Xi LIANG   +4 more
doaj   +1 more source

Unusually Low Heat of Adsorption of CO2 on AlPO and SAPO Molecular Sieves

open access: yesFrontiers in Chemistry, 2020
The capture of CO2 from post-combustion streams or from other mixtures, such as natural gas, is an effective way of reducing CO2 emissions, which contribute to the greenhouse effect in the atmosphere.
Eduardo Pérez-Botella   +7 more
doaj   +1 more source

The Danger of using Artificial Intelligence by Development of Autonomous Vehicles [PDF]

open access: yesInterdisciplinary Description of Complex Systems, 2019
The world of autonomous vehicles approaches as technology evolves. Researches have been done, development has been made in several countries, car manufacturers have already marketed their semi-self-driven automobiles.
Gabor Kiss
doaj   +1 more source

Neutrinoless double electron capture

open access: yes, 2014
Direct determination of the neutrino mass is at the present time one of the most important aims of experimental and theoretical research in nuclear and particle physics.
Barea, J., Iachello, F., Kotila, J.
core   +1 more source

Utility of Computed Tomography Surveillance of Asymptomatic Infection in Children and Young Adults Before Allogeneic Hematopoietic Stem Cell Transplant

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Asymptomatic infection poses a significant risk for children undergoing hematopoietic stem cell transplantation (HSCT). Pre‐transplant surveillance computed tomography (CT) is commonly used to identify occult infection, though its diagnostic yield remains uncertain.
Tyler Obermark   +9 more
wiley   +1 more source

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