Search Results - "Caggiano, J. A."
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Thermonuclear reactions probed at stellar-core conditions with laser-based inertial-confinement fusion
Published in Nature physics (01-12-2017)“…Stars are giant thermonuclear plasma furnaces that slowly fuse the lighter elements in the universe into heavier elements, releasing energy, and generating the…”
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Neutron Time-of-Flight Measurements of Charged-Particle Energy Loss in Inertial Confinement Fusion Plasmas
Published in Physical review letters (17-10-2019)“…Neutron spectra from secondary H3(d,n)α reactions produced by an implosion of a deuterium-gas capsule at the National Ignition Facility have been measured with…”
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Experimental Evidence of a Variant Neutron Spectrum from the T(t,2n)α Reaction at Center-of-Mass Energies in the Range of 16-50 keV
Published in Physical review letters (27-07-2018)“…Full calculations of six-nucleon reactions with a three-body final state have been elusive and a long-standing issue. We present neutron spectra from the…”
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Unexpected behavior of heavy-ion fusion cross sections at extreme sub-barrier energies
Published in Physical review letters (29-07-2002)“…The excitation function for fusion evaporation in the (60)Ni+ (89)Y system was measured over a range in cross section covering 6 orders of magnitude. The cross…”
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The S800 spectrograph
Published in Nuclear instruments & methods in physics research. Section B, Beam interactions with materials and atoms (01-05-2003)“…The high resolution S800 spectrograph built at the National Superconducting Cyclotron Laboratory (NSCL) is specially designed for reactions studies with…”
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Is the nuclear spin-orbit interaction changing with neutron excess?
Published in Physical review letters (23-04-2004)“…The difference in the energies of the lowest states corresponding to the two nodeless single-particle orbitals outside the Z=50 closed proton shell, h(11/2)…”
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The 40Ar(d,p)41Ar cross section between 3–7 MeV
Published in Applied radiation and isotopes (01-12-2022)“…To determine the safety of using argon as a deuteron beam stopping material, the 40Ar(d,p)41Ar cross section was measured at average deuteron energies of 3.6…”
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Measurement of the T + T neutron spectrum using the national ignition facility
Published in Physical review letters (02-08-2013)“…Neutron time-of-flight spectra from inertial confinement fusion experiments with tritium-filled targets have been measured at the National Ignition Facility…”
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T–T Neutron Spectrum from Inertial Confinement Implosions
Published in Few-body systems (01-08-2013)“…A new technique that uses inertial confinement implosions for measuring low-energy nuclear reactions important to nuclear astrophysics is described…”
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Using Thin Films to Screen Possible Scintillator Materials
Published in IEEE transactions on nuclear science (01-06-2009)“…The discovery and optimization of new scintillators has traditionally been a rather slow process due to the difficulties of single crystal growth. This paper…”
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Analysis of E × B Drifts in Earth's Magnetosphere During Geomagnetic Reversals: Potential Consequences for Plasmasphere Behavior and Stability
Published in Journal of geophysical research. Space physics (01-02-2022)“…Geomagnetic pole reversals occur frequently throughout geologic history, although one has not yet occurred in recorded time. Magnetohydrodynamic models of…”
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Integrated thermodynamic model for ignition target performance
Published in EPJ Web of conferences (01-01-2013)“…We have derived a 3-dimensional synthetic model for NIF implosion conditions, by predicting and optimizing fits to a broad set of x-ray and nuclear diagnostics…”
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Estimation of ( n , f ) cross sections by measuring reaction probability ratios
Published in Physical review. C, Nuclear physics (01-05-2005)“…Neutron-induced reaction cross sections on unstable nuclei are inherently difficult to measure due to target activity and the low intensity of neutron beams…”
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Rotational bands in the proton emitter (141)Ho
Published in Physical review letters (19-02-2001)“…Rotational bands feeding the ground state and the isomeric state in the proton emitter (141)Ho were observed using the recoil-decay tagging method. This…”
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A High-Efficiency Fieldable Germanium Detector Array
Published in IEEE transactions on nuclear science (01-06-2009)“…Historically, large germanium arrays for field applications have consisted of multiple detectors each housed in their own cryostat. In order to ruggedize the…”
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Absolute determination of the Na 22 ( p , γ ) Mg 23 reaction rate in novae
Published in Physical review. C, Nuclear physics (23-03-2011)“…Gamma-ray telescopes in orbit around the earth are searching for evidence of the elusive radionuclide 22Na produced in novae. Previously published…”
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Measurements of an ablator-gas atomic mix in indirectly driven implosions at the National Ignition Facility
Published in Physical review letters (17-01-2014)“…We present the first results from an experimental campaign to measure the atomic ablator-gas mix in the deceleration phase of gas-filled capsule implosions on…”
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Precision shock tuning on the national ignition facility
Published in Physical review letters (25-05-2012)“…Ignition implosions on the National Ignition Facility [J. D. Lindl et al., Phys. Plasmas 11, 339 (2004)] are underway with the goal of compressing…”
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R-Matrix description of particle energy spectra produced by low-energy T+T reactions
Published 11-04-2015“…Phys. Rev. C 92, 014003 (2015) An R-matrix model for three-body final states is presented and applied to a recent measurement of the neutron energy spectrum…”
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Direct Measurements of Na 22 ( p , γ ) Mg 23 Resonances and Consequences for Na 22 Production in Classical Novae
Published in Physical review letters (08-10-2010)Get full text
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