M
M. A. Stoyer
Researcher at Lawrence Livermore National Laboratory
Publications - 259
Citations - 10271
M. A. Stoyer is an academic researcher from Lawrence Livermore National Laboratory. The author has contributed to research in topics: Neutron & Gammasphere. The author has an hindex of 39, co-authored 251 publications receiving 9274 citations. Previous affiliations of M. A. Stoyer include Durham University & Lawrence Berkeley National Laboratory.
Papers
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Journal ArticleDOI
Intense High-Energy Proton Beams from Petawatt-Laser Irradiation of Solids
R. Snavely,R. Snavely,M. H. Key,S. P. Hatchett,Thomas E. Cowan,Markus Roth,T. W. Phillips,M. A. Stoyer,E. A. Henry,T. C. Sangster,M. S. Singh,Scott Wilks,A. J. Mackinnon,A. A. Offenberger,Deanna Marie Pennington,K. Yasuike,A. B. Langdon,Barbara F. Lasinski,J. Johnson,Michael D. Perry,E. M. Campbell +20 more
TL;DR: An intense collimated beam of high-energy protons is emitted normal to the rear surface of thin solid targets irradiated at 1 PW power and peak intensity 3x10(20) W cm(-2).
Journal ArticleDOI
Electron, photon, and ion beams from the relativistic interaction of Petawatt laser pulses with solid targets
Stephen P. Hatchett,Curtis G. Brown,Thomas E. Cowan,Eugene A. Henry,Joy S. Johnson,Michael H. Key,Jeffrey A. Koch,A. Bruce Langdon,Barbara F. Lasinski,Richard W. Lee,A. J. Mackinnon,Deanna Marie Pennington,Michael D. Perry,T. W. Phillips,Markus Roth,T. Craig Sangster,M. S. Singh,R. A. Snavely,M. A. Stoyer,Scott Wilks,K. Yasuike +20 more
TL;DR: In this paper, the energy content, spectra, and angular patterns of the photon, electron, and ion radiations have all been diagnosed in a number of ways, including several novel (to laser physics) nuclear activation techniques.
Journal ArticleDOI
Synthesis of the isotopes of elements 118 and 116 in the 249Cf and 245Cm+48Ca fusion reactions
Yu. Ts. Oganessian,V. K. Utyonkov,Yu. V. Lobanov,F. Sh. Abdullin,A. N. Polyakov,R. N. Sagaidak,I. V. Shirokovsky,Yu. S. Tsyganov,A. A. Voinov,G. G. Gulbekian,Sergey Bogomolov,Boris Gikal,A. N. Mezentsev,S. Iliev,V. G. Subbotin,A. M. Sukhov,K. Subotic,Valery Zagrebaev,Grigory K. Vostokin,M. G. Itkis,K. J. Moody,J. B. Patin,D. A. Shaughnessy,M. A. Stoyer,N. J. Stoyer,P. A. Wilk,J. M. Kenneally,J. H. Landrum,J. F. Wild,R. W. Lougheed +29 more
TL;DR: In this article, the decay properties of {sup 290}116 and {sup 291}116, and the dependence of their production cross sections on the excitation energies of the compound nucleus, {sup 293]116, have been measured in the {sup 245}Cm({sup 48}Ca,xn){sup 293-x}116 reaction.
Journal ArticleDOI
Synthesis of a new element with atomic number Z = 117.
Yu. Ts. Oganessian,F. Sh. Abdullin,P. D. Bailey,Dennis Benker,M. E. Bennett,S. N. Dmitriev,Julie G. Ezold,J. H. Hamilton,Roger Henderson,M. G. Itkis,Yu. V. Lobanov,A. N. Mezentsev,K. J. Moody,S. L. Nelson,A. N. Polyakov,C. E. Porter,A. V. Ramayya,F. D. Riley,James B. Roberto,M. A. Ryabinin,K. P. Rykaczewski,R. N. Sagaidak,D. A. Shaughnessy,I. V. Shirokovsky,M. A. Stoyer,V. G. Subbotin,Ralf Sudowe,A. M. Sukhov,Yu. S. Tsyganov,V. K. Utyonkov,A. A. Voinov,Grigory K. Vostokin,P. A. Wilk +32 more
TL;DR: The measured decay properties show a strong rise of stability for heavier isotopes with Z > or = 111, validating the concept of the long sought island of enhanced stability for superheavy nuclei.
Journal ArticleDOI
Measurements of cross sections and decay properties of the isotopes of elements 112, 114, and 116 produced in the fusion reactions {sup 233,238}U, {sup 242}Pu, and {sup 248}Cm+{sup 48}Ca
Yu. Ts. Oganessian,V. K. Utyonkov,Yu. V. Lobanov,F. Sh. Abdullin,A. N. Polyakov,I. V. Shirokovsky,Yu. S. Tsyganov,G. G. Gulbekian,Sergey Bogomolov,Boris Gikal,A. N. Mezentsev,S. Iliev,V. G. Subbotin,A. M. Sukhov,A. A. Voinov,G. V. Buklanov,K. Subotic,Valery Zagrebaev,M. G. Itkis,J. B. Patin,K. J. Moody,J. F. Wild,M. A. Stoyer,N. J. Stoyer,D. A. Shaughnessy,J. M. Kenneally,P. A. Wilk,R. W. Lougheed,R. I. Il’kaev,S. P. Vesnovskii +29 more
TL;DR: In this paper, the authors studied the dependence of the production cross sections of the isotopes {sup 282,283}112 and {sup 286,287}114 on the excitation energy of the compound nuclei {sup 288,114, {sup 290,114] and {Sup 288}114] using the Dubna gas-filled recoil separator.