Results 31 to 40 of about 624,823 (322)

Goat incubator: Can bovine oocytes be matured in the uterine horn of a goat?

open access: yesSemina: Ciências Agrárias, 2019
We used a goat as a live incubator, along with associated nonsurgical embryo transfer techniques, to perform ex situ (in vivo) maturation of bovine oocytes.
Jeferson Fereira da Fonseca   +5 more
doaj   +1 more source

Exciton coherence lifetimes from electronic structure [PDF]

open access: yes, 2011
We model the coherent energy transfer of an electronic excitation within covalently linked aromatic homodimers from first-principles, to answer whether the usual models of the bath calculated via detailed electronic structure calculations can reproduce ...
Alan Aspuru-Guzik   +6 more
core   +3 more sources

Challenge, State-of-art and Future of Two-phase Flow in Light-water Nuclear Reactor

open access: yesYuanzineng kexue jishu, 2022
The two-phase flow is a vital topic of thermal-hydraulic research in light-water nuclear reactors. The fluid dynamics and heat transfer characteristics of two-phase flow impact the safety and efficiency of nuclear power plants. The two-phase flow results
PAN Liangming;ZHU Longxiang;WAN Jie;XU Wangtao;DENG Jiewen;YAN Meiyue;HE Mingyue;WAN Lingfeng;ZHANG Hong
doaj  

Boosting dissolution-dynamic nuclear polarization by multiple-step dipolar order mediated 1H→13C cross-polarization

open access: yesJournal of Magnetic Resonance Open, 2021
Dissolution-dynamic nuclear polarization can be boosted by employing multiple-contact cross-polarization techniques to transfer polarization from 1H to 13C spins.
Stuart J. Elliott   +6 more
doaj   +1 more source

Experimental Heat-Bath Cooling of Spins [PDF]

open access: yes, 2014
Algorithmic cooling (AC) is a method to purify quantum systems, such as ensembles of nuclear spins, or cold atoms in an optical lattice. When applied to spins, AC produces ensembles of highly polarized spins, which enhance the signal strength in nuclear ...
Brassard, Gilles   +7 more
core   +2 more sources

Coherent state transfer via highly mixed quantum spin chains [PDF]

open access: yes, 2010
Spin chains have been proposed as quantum wires in many quantum information processing architectures. Coherent transmission of quantum information over short distances is enabled by their internal dynamics, which drives the transport of single-spin ...
Cappellaro, Paola   +2 more
core   +3 more sources

Indirect techniques for astrophysical reaction rates determinations

open access: yesEPJ Web of Conferences, 2016
Direct measurements of nuclear reactions of astrophysical interest can be challenging. Alternative experimental techniques such as transfer reactions and inelastic scattering reactions offer the possibility to study these reactions by using stable beams.
Hammache F.   +7 more
doaj   +1 more source

Synergies of Single Molecule Fluorescence and NMR for the Study of Intrinsically Disordered Proteins

open access: yesBiomolecules, 2021
Single molecule fluorescence and nuclear magnetic resonance spectroscopy (NMR) are two very powerful techniques for the analysis of intrinsically disordered proteins (IDPs).
Samuel Naudi-Fabra   +2 more
doaj   +1 more source

IAEA Nuclear Science and Instrumentation Laboratory: Support to IAEA Member States and Recent Developments [PDF]

open access: yesEPJ Web of Conferences, 2020
As part of the International Atomic Energy Agency's (IAEA) Physics Section, the Nuclear Science and Instrumentation Laboratory (NSIL) helps Member States (MSs) to establish, operate and maintain various nuclear instrumentation and spectrometry techniques
Foulon F.   +12 more
doaj   +1 more source

Black hole mass measurements using ionized gas discs: systematic dust effects [PDF]

open access: yes, 2008
Using detailed Monte Carlo radiative transfer simulations in realistic models for galactic nuclei, we investigate the influence of interstellar dust in ionized gas discs on the rotation curves and the resulting black hole mass measurements.
Archan S. Majumdar   +2 more
core   +2 more sources

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