核实验 — Scifaro

Strangeness Photoproduction at the BGO-OD experiment

The BGO-OD experiment at the ELSA accelerator facility uses an energy tagged bremsstrahlung photon beam to investigate the excitation structure of the nucleon. The setup consists of a highly segmented BGO calorimeter surrounding the target,…

核实验 · 物理学 2020-07-20 T. C. Jude , S. Alef , P. Bauer , R. Beck , A. Braghieri , P. L. Cole , R. Di Salvo , D. Elsner , A. Fantini , O. Freyermuth , F. Ghio , A. Gridnev , D. Hammann , J. Hannappel , K. Kohl , N. Kozlenko , A. Lapik , P. Levi Sandri , V. Lisin , G. Mandaglio , R. Messi , D. Moricciani , V. Nedorezov , D. Novinsky , P. Pedroni , A. Polonski , B. -E. Reitz , M. Romaniuk , G. Scheluchin , H. Schmieden , V. Sumachev , V. Tarakanov , C. Tillmanns

Centrality selection effect on higher-order cumulants of net-proton multiplicity distributions in relativistic heavy-ion collisions

We studied the centrality selection effect on cumulants (up to fourth order) and the cumulants ratios of net-proton multiplicity distributions in Au+Au collisions at $\sqrt{s_{\mathrm{NN}}}$ = 7.7, 19.6 and 200 GeV from UrQMD model. The…

核实验 · 物理学 2020-07-20 Arghya Chatterjee , Yu Zhang , Jingdong Zeng , Nihar Ranjan Sahoo , Xiaofeng Luo

Compressional-mode resonances in the molybdenum isotopes: Emergence of softness in open-shell nuclei near A=90

"Why are the tin isotopes soft?" has remained, for the past decade, an open problem in nuclear structure physics: models which reproduce the isoscalar giant monopole resonance (ISGMR) in the "doubly-closed shell" nuclei, $^{90}$Zr and…

核实验 · 物理学 2020-07-17 K. B. Howard , U. Garg , M. Itoh , H. Akimune , M. Fujiwara , T. Furuno , Y. K. Gupta , M. N. Harakeh , K. Inaba , Y. Ishibashi , K. Karasudani , T. Kawabata , A. Kohda , Y. Matsuda , M. Murata , S. Nakamura , J. Okamoto , S. Ota , J. Piekarewicz , A. Sakaue , M. Senyigit , M. Tsumura , Y. Yang

Anomalous Neutron Yields Confirmed for Ba-Mo and Newly Observed for Ce-Zr from Spontaneous Fission of $^{252}$Cf

We reinvestigated the neutron multiplicity yields of Ba-Mo, Ce-Zr, Te-Pd, and Nd-Sr from the spontaneous fission of $^{252}$Cf; by (i) using both $\gamma$-$\gamma$-$\gamma$-$\gamma$ and $\gamma$-$\gamma$-$\gamma$ coincidence data, (ii)…

核实验 · 物理学 2020-07-16 B. M. Musangu , A. H. Thibeault , T. H. Richards , E. H. Wang , J. H. Hamilton , C. J. Zachary , J. M. Eldridge , A. V. Ramayya , Y. X. Luo , J. O. Rasmussen , G. M. Ter-Akopian , Yu. Ts. Oganessian , S. J. Zhu

Direct measurement of the $^7$Be $L/K$ capture ratio in Ta-based superconducting tunnel junctions

We report a high-statistics measurement of the $L/K$ orbital electron capture (EC) ratio in $^7$Be embedded in cryogenic Ta. The thin Ta film formed part of a high-resolution superconducting tunnel junction (STJ) radiation detector that was…

核实验 · 物理学 2020-07-16 S. Fretwell , K. G. Leach , C. Bray , G. B. Kim , J. Dilling , A. Lennarz , X. Mougeot , F. Ponce , C. Ruiz , J. Stackhouse , S. Friedrich

Recent results on cold-QCD from RHIC

Polarized proton-proton collisions at the Relativistic Heavy Ion Collider (RHIC) provide unique opportunities to study the spin structure of the nucleon. We will highlight recent results on the nucleon spin structure from the STAR and…

核实验 · 物理学 2020-07-15 Qing-hua Xu

Connection between soft and hard probes of small collision systems at RHIC and LHC

The expected connections between signatures in the soft and hard sectors of small collision systems, and the status of experimental attempts to identify them, are discussed. These proceedings summarize the talk as given at the International…

核实验 · 物理学 2020-07-15 Dennis V. Perepelitsa

Precision measurement of the $E2$ transition strength to the 2$^+_1$ state of $^{12}$C

The form factor of the electromagnetic excitation of $^{12}$C to its 2$^+_1$ state was measured at extremely low momentum transfers in an electron scattering experiment at the S-DALINAC. A combined analysis with the world form factor data…

核实验 · 物理学 2020-07-15 A. D'Alessio , T. Mongelli , M. Arnold , S. Bassauer , J. Birkhan , M. Hilcker , T. Hüther , J. Isaak , L. Jürgensen , T. Klaus , P. von Neumann-Cosel , N. Pietralla , V. Yu. Ponomarev , P. C. Ries , R. Roth , M. Singer , G. Steinhilber , K. Vobig , V. Werner

Search for $\alpha$ decay of naturally occurring Hf-nuclides using a Cs$_2$HfCl$_6$ scintillator

Residual radioactive contaminants of a caesium hafnium chloride (Cs$_2$HfCl$_6$) crystal scintillator have been measured in a low background setup at the Gran Sasso National Laboratory of the INFN, Italy. The total alpha activity of the…

核实验 · 物理学 2020-07-15 V. Caracciolo , S. Nagorny , P. Belli , R. Bernabei , F. Cappella , R. Cerulli , A. Incicchitti , M. Laubenstein , V. Merlo , S. Nisi , P. Wang

In-beam gamma-ray and electron spectroscopy of $^{249,251}$Md

The odd-$Z$ $^{251}$Md nucleus was studied using combined $\gamma$-ray and conversion-electron in-beam spectroscopy. Besides the previously observed rotational band based on the $[521]1/2^-$ configuration, another rotational structure has…

核实验 · 物理学 2020-07-15 R. Briselet , Ch. Theisen , B. Sulignano , M. Airiau , K. Auranen , D. M. Cox , F. Déchery , A. Drouart , Z. Favier , B. Gall , T. Goigoux , T. Grahn , P. T. Greenlees , K. Hauschild , A. Herzan , R. -D. Herzberg , U. Jakobsson , R. Julin , S. Juutinen , J. Konki , M. Leino , A. Lopez-Martens , A. Mistry , P. Nieminen , J. Pakarinen , P. Papadakis , P. Peura , P. Rahkila , E. Rey-Herme , J. Rubert , P. Ruotsalainen , M. Sandzelius , J. Sarén , C. Scholey , J. Sorri , S. Stolze , J. Uusitalo , M. Vandebrouck , A. Ward , M. Zielińska , B. Bally , M. Bender , W. Ryssens

Neutron Induced Fission Fragment Angular Distributions, Anisotropy, and Linear Momentum Transfer Measured with the NIFFTE Fission Time Projection Chamber

The Neutron Induced Fission Fragment Tracking Experiment (NIFFTE) collaboration has performed measurements with a fission time projection chamber (fissionTPC) to study the fission process by reconstructing full three-dimensional tracks of…

核实验 · 物理学 2020-07-15 D. Hensle , J. T. Barker , J. S. Barrett , N. S. Bowden , K. J. Brewster , J. Bundgaard , Z. Q. Case , R. J. Casperson , D. A. Cebra , T. Classen , D. L. Duke , N. Fotiadis , J Gearhart , V. Geppert-Kleinrath , U. Greife , E. Guardincerri , C. Hagmann , M. Heffner , C. R. Hicks , D. Higgins , L. D. Isenhower , K. Kazkaz , A. Kemnitz , K. J. Kiesling , J. King , J. L. Klay , J. Latta , E. Leal , W. Loveland , M. Lynch , J. A. Magee , B. Manning , M. P. Mendenhall , M. Monterial , S. Mosby , G. Oman , C. Prokop , S. Sangiorgio , K. T. Schmitt , B. Seilhan , L. Snyder , F. Tovesson , C. L. Towell , R. S. Towell , T. R. Towell , N. Walsh , T. S. Watson , L. Yao , W. Younes

Projected sensitivity of the LUX-ZEPLIN experiment to the $0\nu\beta\beta$ decay of $^{136}$Xe

The LUX-ZEPLIN (LZ) experiment will enable a neutrinoless double beta decay search in parallel to the main science goal of discovering dark matter particle interactions. We report the expected LZ sensitivity to $^{136}$Xe neutrinoless…

核实验 · 物理学 2020-07-15 D. S. Akerib , C. W. Akerlof , A. Alqahtani , S. K. Alsum , T. J. Anderson , N. Angelides , H. M. Araújo , J. E. Armstrong , M. Arthurs , X. Bai , J. Balajthy , S. Balashov , J. Bang , A. Baxter , J. Bensinger , E. P. Bernard , A. Bernstein , A. Bhatti , A. Biekert , T. P. Biesiadzinski , H. J. Birch , K. E. Boast , B. Boxer , P. Brás , J. H. Buckley , V. V. Bugaev , S. Burdin , J. K. Busenitz , R. Cabrita , C. Carels , D. L. Carlsmith , M. C. Carmona Benitez , M. Cascella , C. Chan , N. I. Chott , A. Cole , A. Cottle , J. E. Cutter , C. E. Dahl , L. de Viveiros , J. E. Y. Dobson , E. Druszkiewicz , T. K. Edberg , S. R. Eriksen , A. Fan , S. Fiorucci , H. Flaecher , E. D. Fraser , T. Fruth , R. J. Gaitskell , J. Genovesi , C. Ghag , E. Gibson , M. G. D. Gilchriese , S. Gokhale , M. G. D. van der Grinten , C. R. Hall , A. Harrison , S. J. Haselschwardt , S. A. Hertel , J. YK. Hor , M. Horn , D. Q. Huang , C. M. Ignarra , O. Jahangir , W. Ji , J. Johnson , A. C. Kaboth , A. C. Kamaha , K. Kamdin , K. Kazkaz , D. Khaitan , A. Khazov , I. Khurana , C. D. Kocher , L. Korley , E. V. Korolkova , J. Kras , H. Kraus , S. Kravitz , L. Kreczko , B. Krikler , V. A. Kudryavtsev , E. A. Leason , J. Lee , D. S. Leonard , K. T. Lesko , C. Levy , J. Li , J. Liao , F. T. Liao , J. Lin , A. Lindote , R. Linehan , W. H. Lippincott , R. Liu , X. Liu , C. Loniewski , M. I. Lopes , B. López Paredes , W. Lorenzon , S. Luitz , J. M. Lyle , P. A. Majewski , A. Manalaysay , L. Manenti , R. L. Mannino , N. Marangou , M. F. Marzioni , D. N. McKinsey , J. McLaughlin , Y. Meng , E. H. Miller , E. Mizrachi , A. Monte , M. E. Monzani , J. A. Morad , E. Morrison , B. J. Mount , A. St. J. Murphy , D. Naim , A. Naylor , C. Nedlik , C. Nehrkorn , H. N. Nelson , F. Neves , J. A. Nikoleyczik , A. Nilima , K. O'Sullivan , I. Olcina , K. C. Oliver-Mallory , S. Pal , K. J. Palladino , J. Palmer , N. Parveen , E. K. Pease , B. Penning , G. Pereira , K. Pushkin , J. Reichenbacher , C. A. Rhyne , Q. Riffard , G. R. C. Rischbieter , R. Rosero , P. Rossiter , G. Rutherford , D. Santone , A. B. M. R. Sazzad , R. W. Schnee , M. Schubnell , D. Seymour , S. Shaw , T. A. Shutt , J. J. Silk , C. Silva , R. Smith , M. Solmaz , V. N. Solovov , P. Sorensen , I. Stancu , A. Stevens , K. Stifter , T. J. Sumner , N. Swanson , M. Szydagis , M. Tan , W. C. Taylor , R. Taylor , D. J. Temples , P. A. Terman , D. R. Tiedt , M. Timalsina , A. Tomás , M. Tripathi , D. R. Tronstad , W. Turner , L. Tvrznikova , U. Utku , A. Vacheret , A. Vaitkus , J. J. Wang , W. Wang , J. R. Watson , R. C. Webb , R. G. White , T. J. Whitis , F. L. H. Wolfs , D. Woodward , X. Xiang , J. Xu , M. Yeh , P. Zarzhitsky

Hadron Physics at J-PARC

The aim of the hadron physics research programs conducted at J-PARC is to explore the structure of hadronic matter using the world's highest-intensity meson beams. Since the first beam was extracted at the hadron experimental facility (HEF)…

核实验 · 物理学 2020-07-15 Hiroaki Ohnishi , Fuminori Sakuma , Toshiyuki Takahashi

Measurement of D$^0$-meson + hadron two-dimensional angular correlations in Au+Au collisions at $\sqrt{s_{\rm NN}} = $ 200 GeV

Open heavy flavor hadrons provide unique probes of the medium produced in ultra-relativistic heavy-ion collisions. Due to their increased mass relative to light-flavor hadrons, long lifetime, and early production in hard-scattering…

核实验 · 物理学 2020-07-15 STAR Collaboration , J. Adam , L. Adamczyk , J. R. Adams , J. K. Adkins , G. Agakishiev , M. M. Aggarwal , Z. Ahammed , I. Alekseev , D. M. Anderson , A. Aparin , E. C. Aschenauer , M. U. Ashraf , F. G. Atetalla , A. Attri , G. S. Averichev , V. Bairathi , K. Barish , A. Behera , R. Bellwied , A. Bhasin , J. Bielcik , J. Bielcikova , L. C. Bland , I. G. Bordyuzhin , J. D. Brandenburg , A. V. Brandin , J. Butterworth , H. Caines , M. Calderón de la Barca Sánchez , D. Cebra , I. Chakaberia , P. Chaloupka , B. K. Chan , F-H. Chang , Z. Chang , N. Chankova-Bunzarova , A. Chatterjee , D. Chen , J. H. Chen , X. Chen , Z. Chen , J. Cheng , M. Cherney , M. Chevalier , S. Choudhury , W. Christie , X. Chu , H. J. Crawford , M. Csanád , M. Daugherity , T. G. Dedovich , I. M. Deppner , A. A. Derevschikov , L. Didenko , X. Dong , J. L. Drachenberg , J. C. Dunlop , T. Edmonds , N. Elsey , J. Engelage , G. Eppley , R. Esha , S. Esumi , O. Evdokimov , J. Ewigleben , O. Eyser , R. Fatemi , S. Fazio , P. Federic , J. Fedorisin , C. J. Feng , Y. Feng , P. Filip , E. Finch , Y. Fisyak , A. Francisco , L. Fulek , C. A. Gagliardi , T. Galatyuk , F. Geurts , A. Gibson , K. Gopal , D. Grosnick , W. Guryn , A. I. Hamad , A. Hamed , J. W. Harris , W. He , X. He , S. Heppelmann , S. Heppelmann , N. Herrmann , E. Hoffman , L. Holub , Y. Hong , S. Horvat , Y. Hu , H. Z. Huang , S. L. Huang , T. Huang , X. Huang , T. J. Humanic , P. Huo , G. Igo , D. Isenhower , W. W. Jacobs , C. Jena , A. Jentsch , Y. JI , J. Jia , K. Jiang , S. Jowzaee , X. Ju , E. G. Judd , S. Kabana , M. L. Kabir , S. Kagamaster , D. Kalinkin , K. Kang , D. Kapukchyan , K. Kauder , H. W. Ke , D. Keane , A. Kechechyan , M. Kelsey , Y. V. Khyzhniak , D. P. Kikoła , C. Kim , B. Kimelman , D. Kincses , T. A. Kinghorn , I. Kisel , A. Kiselev , A. Kisiel , M. Kocan , L. Kochenda , L. K. Kosarzewski , L. Kramarik , P. Kravtsov , K. Krueger , N. Kulathunga Mudiyanselage , L. Kumar , R. Kunnawalkam Elayavalli , J. H. Kwasizur , R. Lacey , S. Lan , J. M. Landgraf , J. Lauret , A. Lebedev , R. Lednicky , J. H. Lee , Y. H. Leung , C. Li , W. Li , W. Li , X. Li , Y. Li , Y. Liang , R. Licenik , T. Lin , Y. Lin , M. A. Lisa , F. Liu , H. Liu , P. Liu , P. Liu , T. Liu , X. Liu , Y. Liu , Z. Liu , T. Ljubicic , W. J. Llope , R. S. Longacre , N. S. Lukow , S. Luo , X. Luo , G. L. Ma , L. Ma , R. Ma , Y. G. Ma , N. Magdy , R. Majka , D. Mallick , S. Margetis , C. Markert , H. S. Matis , J. A. Mazer , N. G. Minaev , S. Mioduszewski , B. Mohanty , I. Mooney , Z. Moravcova , D. A. Morozov , M. Nagy , J. D. Nam , Md. Nasim , K. Nayak , D. Neff , J. M. Nelson , D. B. Nemes , M. Nie , G. Nigmatkulov , T. Niida , L. V. Nogach , T. Nonaka , G. Odyniec , A. Ogawa , S. Oh , V. A. Okorokov , B. S. Page , R. Pak , A. Pandav , Y. Panebratsev , B. Pawlik , D. Pawlowska , H. Pei , C. Perkins , L. Pinsky , R. L. Pintér , J. Pluta , J. Porter , M. Posik , N. K. Pruthi , M. Przybycien , J. Putschke , H. Qiu , A. Quintero , S. K. Radhakrishnan , S. Ramachandran , R. L. Ray , R. Reed , H. G. Ritter , J. B. Roberts , O. V. Rogachevskiy , J. L. Romero , L. Ruan , J. Rusnak , N. R. Sahoo , H. Sako , S. Salur , J. Sandweiss , S. Sato , W. B. Schmidke , N. Schmitz , B. R. Schweid , F. Seck , J. Seger , M. Sergeeva , R. Seto , P. Seyboth , N. Shah , E. Shahaliev , P. V. Shanmuganathan , M. Shao , F. Shen , W. Q. Shen , S. S. Shi , Q. Y. Shou , E. P. Sichtermann , R. Sikora , M. Simko , J. Singh , S. Singha , N. Smirnov , W. Solyst , P. Sorensen , H. M. Spinka , B. Srivastava , T. D. S. Stanislaus , M. Stefaniak , D. J. Stewart , M. Strikhanov , B. Stringfellow , A. A. P. Suaide , M. Sumbera , B. Summa , X. M. Sun , Y. Sun , Y. Sun , B. Surrow , D. N. Svirida , P. Szymanski , A. H. Tang , Z. Tang , A. Taranenko , T. Tarnowsky , J. H. Thomas , A. R. Timmins , D. Tlusty , M. Tokarev , C. A. Tomkiel , S. Trentalange , R. E. Tribble , P. Tribedy , S. K. Tripathy , O. D. Tsai , Z. Tu , T. Ullrich , D. G. Underwood , I. Upsal , G. Van Buren , J. Vanek , A. N. Vasiliev , I. Vassiliev , F. Videbæk , S. Vokal , S. A. Voloshin , F. Wang , G. Wang , J. S. Wang , P. Wang , Y. Wang , Y. Wang , Z. Wang , J. C. Webb , P. C. Weidenkaff , L. Wen , G. D. Westfall , H. Wieman , S. W. Wissink , R. Witt , Y. Wu , Z. G. Xiao , G. Xie , W. Xie , H. Xu , N. Xu , Q. H. Xu , Y. F. Xu , Y. Xu , Z. Xu , Z. Xu , C. Yang , Q. Yang , S. Yang , Y. Yang , Z. Yang , Z. Ye , Z. Ye , L. Yi , K. Yip , H. Zbroszczyk , W. Zha , D. Zhang , S. Zhang , S. Zhang , X. P. Zhang , Y. Zhang , Z. J. Zhang , Z. Zhang , J. Zhao , C. Zhong , C. Zhou , X. Zhu , Z. Zhu , M. Zurek , M. Zyzak

Virtual Compton Scattering and Nucleon Generalized Polarizabilities

This review gives an update on virtual Compton scattering (VCS) off the nucleon, $\gamma^* N \to N \gamma$, in the low-energy regime. We recall the theoretical formalism related to the generalized polarizabilities (GPs) and model…

核实验 · 物理学 2020-07-15 H. Fonvieille , B. Pasquini , N. Sparveris

First measurement of the temperature dependence of muon transfer rate from muonic hydrogen atoms to oxygen

We report the first measurement of the temperature dependence of muon transfer rate from $\mu$p atoms to oxygen between 100 and 300 K. Data were obtained from the X-ray spectra of delayed events in gaseous target H$_2$/O$_2$ exposed to a…

核实验 · 物理学 2020-07-15 FAMU Collaboration , E. Mocchiutti , A. Adamczak , D. Bakalov , G. Baldazzi , R. Benocci , R. Bertoni , M. Bonesini , V. Bonvicini , H. Cabrera Morales , F. Chignoli , M. Clemenza , L. Colace , M. Danailov , P. Danev , A. de Bari , C. De Vecchi , M. De Vincenzi , E. Furlanetto , F. Fuschino , K. S. Gadedjisso-Tossou , D. Guffanti , K. Ishida , C. Labanti , V. Maggi , R. Mazza , A. Menegolli , G. Morgante , M. Nastasi , J. Niemela , C. Pizzolotto , A. Pullia , R. Ramponi , L. P. Rignanese , M. Rossella , N. Rossi , M. Stoilov , L. Stoychev , L. Tortora , E. Vallazza , G. Zampa , A. Vacchi

$\Upsilon$ production in p-Pb collisions at $\sqrt{s_{\rm NN}}$ = 8.16 TeV

$\Upsilon$ production in p-Pb interactions is studied at the centre-of-mass energy per nucleon-nucleon collision $\sqrt{s_{\rm{NN}}}$ = 8.16 TeV with the ALICE detector at the CERN LHC. The measurement is performed reconstructing…

核实验 · 物理学 2020-07-13 ALICE Collaboration

Re-analysis of the $^{24}$Mg($\alpha,\gamma$)$^{28}$Si reaction rate at stellar temperatures

The $^{24}$Mg($\alpha,\gamma$)$^{28}$Si reaction influences the production of magnesium and silicon isotopes during carbon burning and is one of eight reaction rates found to significantly impact the shape of calculated X-ray burst light…

核实验 · 物理学 2020-07-09 P. Adsley , A. M. Laird , Z. Meisel

Measurement of J/{psi} Azimuthal Anisotropy in Au+Au Collisions at {sqrt{s_{NN}}} = 200 GeV

The measurement of J/{psi} azimuthal anisotropy is presented as a function of transverse momentum for different centralities in Au+Au collisions at {sqrt{s_{NN}}} = 200 GeV. The measured J/{psi} elliptic flow is consistent with zero within…

核实验 · 物理学 2020-07-07 STAR Collaboration

Examining the $N$ = 28 shell closure through high-precision mass measurements of $^{46-48}$Ar

The strength of the $N$ = 28 magic number in neutron-rich argon isotopes is examined through high-precision mass measurements of $^{46-48}$Ar, performed with the ISOLTRAP mass spectrometer at ISOLDE/CERN. The new mass values are up to 90…

核实验 · 物理学 2020-07-06 Maxime Mougeot , Dinko Atanasov , Carlo Barbieri , Klaus Blaum , Martin Breitenfeld , Antoine de Roubin , Thomas Duguet , Sebastian George , Frank Herfurth , Alexander Herlert , Jason D. Holt , Jonas Karthein , David Lunney , Vladimir Manea , Petr Navràtil , Dennis Neidherr , Marco Rosenbusch , Lutz Schweikhard , Achim Schwenk , Vittorio Somà , Andree Welker , Frank Wienholtz , Robert N. Wolf , Kai Zuber