PRC Editor Selections http://prc.aps.org/ Physical Review C Editor Selections (a selection of abstracts from the physics journals of the American Physical Society) hourly 1 2013-05-24T21:06:30-04:00 rss@aps.org assocpub@aps.org 2013-05-24T21:06:30-04:00 en Copyright © 2013 the American Physical Society. Personal use only, all commercial or other reuse prohibited Copyright © 2013 the American Physical Society assocpub@aps.org Systematic All-Orders Method to Eliminate Renormalization-Scale and Scheme Ambiguities in Perturbative QCD http://link.aps.org/doi/10.1103/PhysRevLett.110.192001 Author(s): Matin Mojaza, Stanley J. Brodsky, and Xing-Gang Wu<br/><p>We introduce a generalization of the conventional renormalization schemes used in dimensional regularization, which illuminates the renormalization scheme and scale ambiguities of perturbative QCD predictions, exposes the general pattern of nonconformal {<span style="font-style: italic;">β</span><sub><span style="font-style: italic;">i</span></sub>} terms, and reveals a special degeneracy o...</p><br/>[Phys. Rev. Lett. 110, 192001] Published Fri May 10, 2013 Author(s): Matin Mojaza, Stanley J. Brodsky, and Xing-Gang Wu

We introduce a generalization of the conventional renormalization schemes used in dimensional regularization, which illuminates the renormalization scheme and scale ambiguities of perturbative QCD predictions, exposes the general pattern of nonconformal {βi} terms, and reveals a special degeneracy o...

[Phys. Rev. Lett. 110, 192001] Published Fri May 10, 2013

]]> Systematic All-Orders Method to Eliminate Renormalization-Scale and Scheme Ambiguities in Perturbative QCD Matin Mojaza, Stanley J. Brodsky, and Xing-Gang Wu 2013-05-10T10:00:00-04:00 Personal use only, all commercial or other reuse prohibited doi:10.1103/PhysRevLett.110.192001 Phys. Rev. Lett. 110, 192001 (2013) article Physical Review Letters 110 19 2013-05-10T10:00:00-04:00 10.1103/PhysRevLett.110.192001 http://link.aps.org/doi/10.1103/PhysRevLett.110.192001 192001 Elementary Particles and Fields Elementary Particles and Fields Optimized Chiral Nucleon-Nucleon Interaction at Next-to-Next-to-Leading Order http://link.aps.org/doi/10.1103/PhysRevLett.110.192502 Author(s): A. Ekström, G. Baardsen, C. Forssén, G. Hagen, M. Hjorth-Jensen, G. R. Jansen, R. Machleidt, W. Nazarewicz, T. Papenbrock, J. Sarich, and S. M. Wild<br/><p>We optimize the nucleon-nucleon interaction from chiral effective field theory at next-to-next-to-leading order (NNLO). The resulting new chiral force NNLO<sub>opt</sub> yields <span style="font-style: italic;">χ</span><sup>2</sup>≈1 per degree of freedom for laboratory energies below approximately 125 MeV. In the <span style="font-style: italic;">A</span>=3, 4 nucleon systems, the contributions of th...</p><br/>[Phys. Rev. Lett. 110, 192502] Published Tue May 07, 2013 Author(s): A. Ekström, G. Baardsen, C. Forssén, G. Hagen, M. Hjorth-Jensen, G. R. Jansen, R. Machleidt, W. Nazarewicz, T. Papenbrock, J. Sarich, and S. M. Wild

We optimize the nucleon-nucleon interaction from chiral effective field theory at next-to-next-to-leading order (NNLO). The resulting new chiral force NNLOopt yields χ2≈1 per degree of freedom for laboratory energies below approximately 125 MeV. In the A=3, 4 nucleon systems, the contributions of th...

[Phys. Rev. Lett. 110, 192502] Published Tue May 07, 2013

]]> Optimized Chiral Nucleon-Nucleon Interaction at Next-to-Next-to-Leading Order A. Ekström, G. Baardsen, C. Forssén, G. Hagen, M. Hjorth-Jensen, G. R. Jansen, R. Machleidt, W. Nazarewicz, T. Papenbrock, J. Sarich, and S. M. Wild 2013-05-07T10:00:00-04:00 Personal use only, all commercial or other reuse prohibited doi:10.1103/PhysRevLett.110.192502 Phys. Rev. Lett. 110, 192502 (2013) article Physical Review Letters 110 19 2013-05-07T10:00:00-04:00 10.1103/PhysRevLett.110.192502 http://link.aps.org/doi/10.1103/PhysRevLett.110.192502 192502 Nuclear Physics Nuclear Physics Spins, Electromagnetic Moments, and Isomers of ^{107-129}Cd http://link.aps.org/doi/10.1103/PhysRevLett.110.192501 Author(s): D. T. Yordanov, D. L. Balabanski, J. Bieroń, M. L. Bissell, K. Blaum, I. Budinčević, S. Fritzsche, N. Frömmgen, G. Georgiev, Ch. Geppert, M. Hammen, M. Kowalska, K. Kreim, A. Krieger, R. Neugart, W. Nörtershäuser, J. Papuga, and S. Schmidt<br/><p>The neutron-rich isotopes of cadmium up to the <span style="font-style: italic;">N</span>=82 shell closure have been investigated by high-resolution laser spectroscopy. Deep-uv excitation at 214.5 nm and radioactive-beam bunching provided the required experimental sensitivity. Long-lived isomers are observed in <sup>127</sup>Cd and <sup>129</sup>Cd for the firs...</p><br/><img src="http://publish.aps.org/images/icons/physics_viewpoint.gif" alt="Selected for a Viewpoint in Physics"/> <br/>[Phys. Rev. Lett. 110, 192501] Published Mon May 06, 2013 Author(s): D. T. Yordanov, D. L. Balabanski, J. Bieroń, M. L. Bissell, K. Blaum, I. Budinčević, S. Fritzsche, N. Frömmgen, G. Georgiev, Ch. Geppert, M. Hammen, M. Kowalska, K. Kreim, A. Krieger, R. Neugart, W. Nörtershäuser, J. Papuga, and S. Schmidt

Selected for a Viewpoint in Physics The neutron-rich isotopes of cadmium up to the N=82 shell closure have been investigated by high-resolution laser spectroscopy. Deep-uv excitation at 214.5 nm and radioactive-beam bunching provided the required experimental sensitivity. Long-lived isomers are observed in 127Cd and 129Cd for the firs...

[Phys. Rev. Lett. 110, 192501] Published Mon May 06, 2013

]]> Spins, Electromagnetic Moments, and Isomers of ^{107-129}Cd D. T. Yordanov, D. L. Balabanski, J. Bieroń, M. L. Bissell, K. Blaum, I. Budinčević, S. Fritzsche, N. Frömmgen, G. Georgiev, Ch. Geppert, M. Hammen, M. Kowalska, K. Kreim, A. Krieger, R. Neugart, W. Nörtershäuser, J. Papuga, and S. Schmidt 2013-05-06T10:00:00-04:00 Personal use only, all commercial or other reuse prohibited doi:10.1103/PhysRevLett.110.192501 Phys. Rev. Lett. 110, 192501 (2013) article Physical Review Letters 110 19 2013-05-06T10:00:00-04:00 10.1103/PhysRevLett.110.192501 http://link.aps.org/doi/10.1103/PhysRevLett.110.192501 192501 Nuclear Physics Nuclear Physics Electrical Conductivity of Hot QCD Matter http://link.aps.org/doi/10.1103/PhysRevLett.110.182301 Author(s): W. Cassing, O. Linnyk, T. Steinert, and V. Ozvenchuk<br/><p>We study the electric conductivity of hot QCD matter at various temperatures <span style="font-style: italic;">T</span> within the off-shell parton-hadron-string dynamics transport approach for interacting partonic, hadronic or mixed systems in a finite box with periodic boundary conditions. The response of the strongly interacting system ...</p><br/>[Phys. Rev. Lett. 110, 182301] Published Wed May 01, 2013 Author(s): W. Cassing, O. Linnyk, T. Steinert, and V. Ozvenchuk

We study the electric conductivity of hot QCD matter at various temperatures T within the off-shell parton-hadron-string dynamics transport approach for interacting partonic, hadronic or mixed systems in a finite box with periodic boundary conditions. The response of the strongly interacting system ...

[Phys. Rev. Lett. 110, 182301] Published Wed May 01, 2013

]]> Electrical Conductivity of Hot QCD Matter W. Cassing, O. Linnyk, T. Steinert, and V. Ozvenchuk 2013-05-01T10:00:00-04:00 Personal use only, all commercial or other reuse prohibited doi:10.1103/PhysRevLett.110.182301 Phys. Rev. Lett. 110, 182301 (2013) article Physical Review Letters 110 18 2013-05-01T10:00:00-04:00 10.1103/PhysRevLett.110.182301 http://link.aps.org/doi/10.1103/PhysRevLett.110.182301 182301 Nuclear Physics Nuclear Physics One-Particle Measurement of the Antiproton Magnetic Moment http://link.aps.org/doi/10.1103/PhysRevLett.110.130801 Author(s): J. DiSciacca, M. Marshall, K. Marable, G. Gabrielse, S. Ettenauer, E. Tardiff, R. Kalra, D. W. Fitzakerley, M. C. George, E. A. Hessels, C. H. Storry, M. Weel, D. Grzonka, W. Oelert, and T. Sefzick (ATRAP Collaboration)<br/><p>For the first time a single trapped antiproton (<span style="font-style: italic;">p</span>̅ ) is used to measure the <span style="font-style: italic;">p</span>̅ magnetic moment <span style="font-style: italic;">μ</span><sub><span style="font-style: italic;">p</span>̅ </sub>. The moment <span style="font-style: italic;">μ</span><sub><span style="font-style: italic;">p</span>̅ </sub>=<span style="font-style: italic;">μ</span><sub><span style="font-style: italic;">p</span>̅ </sub><span style="font-style: italic;">S</span>/(<span style="font-style: italic;">ℏ</span>/2) is given in terms of its spin <span style="font-style: italic;">S</span> and the nuclear magneton (<span style="font-style: italic;">μ</span><sub><span style="font-style: italic;">N</span></sub>) by <span style="font-style: italic;">μ</span><sub><span style="font-style: italic;">p</span>̅ </sub>/<span style="font-style: italic;">μ</span><sub><span style="font-style: italic;">N</span></sub>=-2.792 845±0.000 012. The 4.4 parts per million (ppm) u...</p><br/><img src="http://publish.aps.org/images/icons/physics_viewpoint.gif" alt="Selected for a Viewpoint in Physics"/> <img src="http://publish.aps.org/images/icons/creativecommons.png" width="30" height="30" alt="Creative Commons"/> <br/>[Phys. Rev. Lett. 110, 130801] Published Mon Mar 25, 2013 Author(s): J. DiSciacca, M. Marshall, K. Marable, G. Gabrielse, S. Ettenauer, E. Tardiff, R. Kalra, D. W. Fitzakerley, M. C. George, E. A. Hessels, C. H. Storry, M. Weel, D. Grzonka, W. Oelert, and T. Sefzick (ATRAP Collaboration)

Selected for a Viewpoint in Physics Creative Commons For the first time a single trapped antiproton (p̅ ) is used to measure the p̅ magnetic moment μp̅ . The moment μp̅ =μp̅ S/(ℏ/2) is given in terms of its spin S and the nuclear magneton (μN) by μp̅ /μN=-2.792 845±0.000 012. The 4.4 parts per million (ppm) u...

[Phys. Rev. Lett. 110, 130801] Published Mon Mar 25, 2013

]]> One-Particle Measurement of the Antiproton Magnetic Moment J. DiSciacca, M. Marshall, K. Marable, G. Gabrielse, S. Ettenauer, E. Tardiff, R. Kalra, D. W. Fitzakerley, M. C. George, E. A. Hessels, C. H. Storry, M. Weel, D. Grzonka, W. Oelert, and T. Sefzick (ATRAP Collaboration) 2013-03-25T10:00:00-04:00 Personal use only, all commercial or other reuse prohibited doi:10.1103/PhysRevLett.110.130801 Phys. Rev. Lett. 110, 130801 (2013) article Physical Review Letters 110 13 2013-03-25T10:00:00-04:00 10.1103/PhysRevLett.110.130801 http://link.aps.org/doi/10.1103/PhysRevLett.110.130801 130801 General Physics: Statistical and Quantum Mechanics, Quantum Information, etc. General Physics: Statistical and Quantum Mechanics, Quantum Information, etc. Viability of Carbon-Based Life as a Function of the Light Quark Mass http://link.aps.org/doi/10.1103/PhysRevLett.110.112502 Author(s): Evgeny Epelbaum, Hermann Krebs, Timo A. Lähde, Dean Lee, and Ulf-G. Meißner<br/><p>The Hoyle state plays a crucial role in the helium burning of stars that have reached the red giant stage. The close proximity of this state to the triple-alpha threshold is needed for the production of carbon, oxygen, and other elements necessary for life. We investigate whether this life-essential...</p><br/>[Phys. Rev. Lett. 110, 112502] Published Wed Mar 13, 2013 Author(s): Evgeny Epelbaum, Hermann Krebs, Timo A. Lähde, Dean Lee, and Ulf-G. Meißner

The Hoyle state plays a crucial role in the helium burning of stars that have reached the red giant stage. The close proximity of this state to the triple-alpha threshold is needed for the production of carbon, oxygen, and other elements necessary for life. We investigate whether this life-essential...

[Phys. Rev. Lett. 110, 112502] Published Wed Mar 13, 2013

]]> Viability of Carbon-Based Life as a Function of the Light Quark Mass Evgeny Epelbaum, Hermann Krebs, Timo A. Lähde, Dean Lee, and Ulf-G. Meißner 2013-03-13T10:00:00-04:00 Personal use only, all commercial or other reuse prohibited doi:10.1103/PhysRevLett.110.112502 Phys. Rev. Lett. 110, 112502 (2013) article Physical Review Letters 110 11 2013-03-13T10:00:00-04:00 10.1103/PhysRevLett.110.112502 http://link.aps.org/doi/10.1103/PhysRevLett.110.112502 112502 Nuclear Physics Nuclear Physics