Results 31 to 40 of about 1,899,382 (347)

Self-reported health and cardiovascular reactions to psychological stress in a large community sample: Cross-sectional and prospective associations [PDF]

open access: yes, 2009
Exaggerated cardiovascular reactions to acute psychological stress have been implicated in a number of adverse health outcomes. This study examined, in a large community sample, the cross-sectional and prospective associations between reactivity and ...
Adams   +48 more
core   +2 more sources

Reaction cross-section predictions for nucleon induced reactions [PDF]

open access: yesJournal of Physics: Conference Series, 2011
A microscopic calculation of the optical potential for nucleon-nucleus scattering has been performed by explicitly coupling the elastic channel to all the particle-hole (p-h) excitation states in the target and to all relevant pickup channels.
Nobre, G P   +3 more
openaire   +3 more sources

Experimental study of fragmentation products in the reactions 112Sn + 112Sn and 124Sn + 124Sn at 1 AGeV

open access: yes, 2011
Production cross-sections and longitudinal velocity distributions of the projectile-like residues produced in the reactions 112Sn + 112Sn and 124Sn + 124Sn both at an incident beam energy of 1 AGeV were measured with the high-resolution magnetic ...
A. Bacquias   +13 more
core   +1 more source

Capture cross sections from (p,d) reactions

open access: yesEPJ Web of Conferences, 2017
Cross sections for compound-nuclear reactions involving unstable targets are important for many applications, but can often not be measured directly. Several indirect methods have been proposed to determine neutron capture cross sections for unstable ...
Escher J.E.   +5 more
doaj   +1 more source

Production of exotic isotopes in complete fusion reactions with radioactive beams

open access: yes, 2013
The isotopic dependence of the complete fusion (capture) cross section is analyzed in the reactions $^{130,132,134,136,138,140,142,144,146,148,150}$Xe+$^{48}$Ca with stable and radioactive beams.
Adamian, G. G.   +4 more
core   +1 more source

Astrophysical Reaction Rates as a Challenge for Nuclear Reaction Theory [PDF]

open access: yes, 2010
The relevant energy ranges for stellar nuclear reactions are introduced. Low-energy compound and direct reactions are discussed. Stellar modifications of the cross sections are presented.
Rauscher, T.
core   +2 more sources

Isotopic and velocity distributions of Bi produced in charge-pickup reactions of 208Pb at 1 A GeV

open access: yes, 2004
Isotopically resolved cross sections and velocity distributions have been measured in charge-pickup reactions of 1 A GeV 208Pb with proton, deuterium and titanium target.
Armbruster, P.   +17 more
core   +3 more sources

Synthesis of chiral germanium center enabled by poly-deborylative alkylation and desymmetrization

open access: yesNature Communications
Chiral germanium centers are historically undervalued due to their extremely limited synthetic accessibility. Although germanium shares similar chemical properties with silicon, synthesizing chiral germanium centers proves significantly more challenging.
Ke Wang, Xin-Yuan Liu, Zhe Dong
doaj   +1 more source

Cross With Caution: Antibiotic Cross-Reactivity and Co-Reactivity Patterns in Severe Cutaneous Adverse Reactions

open access: yesFrontiers in Immunology, 2021
Current understanding of cross-reactivity in severe cutaneous adverse reactions to beta-lactam antibiotics is limited, thereby making recommendations for future prescribing difficult. The underlying immunopathogenesis of these reactions is not completely
Grace Thompson   +3 more
doaj   +1 more source

Quasifission at extreme sub-barrier energies

open access: yes, 2012
With the quantum diffusion approach the behavior of the capture cross-section is investigated in the reactions $^{92,94}$Mo + $^{92,94}$Mo, $^{100}$Ru + $^{100}$Ru, $^{104}$Pd + $^{104}$Pd, and $^{78}$Kr + $^{112}$Sn at deep sub-barrier energies which ...
A. Nasirov   +34 more
core   +1 more source

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