E419 H. Tamura

Measurement of B(E2) Transition Rate in 7ĩLi Hypernucleus

 

 

Submitted

 

Approved

1997.7.22

Beam line

K6

Shift requested

70

Shift executed

84

Executed cycles

98[2,3,4]

 

 

Papers and activities

 

[Legend]

œ

Physics papers published in refereed journal

›

Technical papers

š

PhD theses

ž

Conference and Symposium

–

Internal Report and others

 

 

œ H. Tamura

 

Hypernuclear ƒÁ spectroscopy with a Ge ball

 

Nucl. Phys. A 639 (1998) 83c.

œ H. Tamura et al.

 

High-resolution hypernuclear gamma-ray spectroscopy

 

Nucl. Phys. A 663 (2000) 481c.

œ H. Tamura et al.

 

High-resolution gamma-ray spectroscopy of 7ĩLi

 

Nucl. Phys. A 670 (2000) 249c.

œ H. Tamura et al.

 

Observation of a spin-flip M1 transition in 7ĩLi

 

Phys. Rev. Lett. 84 (2000) 5963-5966.

œ K. Tanida et al.

 

Measurement of B(E2) of 7ĩLi and shrinkage of the hypernuclear size,

 

Phys. Rev. Lett. 86 (2001) 1982-1985.

œ J. Sasao et al.

 

7ƒ©Li Ground-State Spin Determined by the Yield of ƒÁRays Subsequent to Weak Decay,

 

Phys. Lett. B 579 (2004) 258-264.

œ H. Tamura

 

Experimental Progress in Hypernuclear Physics

 

Proc. 18th Nishinomiya Yukawa Memorial Symposium, Nishinomiya, December 4-5, 2003, Prog. Theor. Phys. Suppl. 156, 104-123 (December, 2004).

œ O. Hashimoto and H. Tamura

 

Spectroscopy of L hypernuclei

 

Prog. Part. Nucl. Phys. 57 (2006) 564-653.

š K. Tanida

 

Gamma-Ray Spectroscopy of 7ĩLi

 

Ph.D. Thesis, University of Tokyo, 2000.

ž H.Tamura

 

Future Plans of High-Resolution Hypernclear Gamma-Spectroscopy

 

Proc. APCTP Workshop on Strangeness Nuclear Physics (SNP'99), Seoul,

February 1999.

@Strangeness Nuclear Physics, eds.I.T.Cheon, S.W. Hong and T.Motoba

(World Sceintific, 2000) 411.

ž H. Tamura

 

Hypernuclear ƒÁ-Ray Spectroscopy,

 

Proc. Workshop on Strangeness and Nuclei f96, July 12-14, 1996, Tateshina, JHF-Supplement-22 (1996) p.5 (in Japanese).

ž K. Tanida

 

Hypernuclear ƒÁ-Ray Spectroscopy in KEK-E336,

 

Proc. Workshop on Strangeness and Nuclei f96, July 12-14, 1996, Tateshina, JHF-Supplement-22 (1996) p.8 (in Japanese).

ž H. Tamura

 

Hypernuclear ƒÁ-Ray Spectroscopy --Present Status,

 

Proc. Workshop on Strangeness and Nuclei f97, July 12-14, 1997, Tateshina, JHF-REP-6 (1997) p.8 (in Japanese).

ž K. Tanida

 

Hypernuclear ƒÁ-Ray Spectroscopy --Present Status 2,

 

Proc. Workshop on Strangeness and Nuclei f97, July 12-14, 1997, Tateshina, JHF-REP-6 (1997) p.11 (in Japanese).

ž K. Tanida

 

Hypernuclear ƒÁ-Ray Spectroscopy,

 

Proc. SUT-KEK Seminar on Nuclear Force and Hyperon Scattering, April 6-8, 1998, Science Univ. Tokyo, KEK Proceedings 99-2 (1999) p.107 (in Japanese).

ž K. Imai

 

ƒÁ-Rays and Strangeness Nuclear Physics,

 

Proc. Workshop on Strangeness and Nuclei f98, November 23-25, 1998, Hakone, JHF-REP-6 (1997) p.51 (in Japanese).

ž H. Tamura,

 

Hypernuclear ƒÁ-Ray Spectroscopy,

 

Proc. Symp. On Frontier Nuclear Physics (FRONP9), August 2-4, 1999, JEARI, JAERE-Conf 99-015 (2000) p.3 (in Japanese).

ž H. Tamura

 

Origination of Hypernuclear ƒÁ-Ray Spectroscopy,

 

Proc. Joint Workshop on Unstable Nuclei and Hypernuclei, September 2-3, 1999, RIKEN, p.12 (in Japanese).

ž K. Tanida

 

ƒÁ-Ray Spectroscopy of 7ƒ©Li

 

Proc. Joint Workshop on Unstable Nuclei and Hypernuclei, September 2-3, 1999, RIKEN, p.20 (in Japanese).

ž H. Tamura

 

Gamma Spectroscopy of Light Hypernuclei,

 

Workshop on Hypernuclear Physics, INS Univ.of Tokyo, December 7-8, 1996, Genshikaku Kenkyu vol.41 No.6, 55.

ž H. Tamura et al.

 

High-resolution gamma-ray spectroscopy of 7ĩLi

 

KEK-Tanashi Int. Symp. on gPhysics of Hadrons and Nucleih, Tokyo, December 1998, Nucl. Phys. A670 (2000) 249c-256c.

ž K. Tanida et al.

 

Hypernuclear Gamma-Ray Spectroscopy Experiments with Germanium Detectors,

 

APCTP Workshop on Strangeness Nuclear Physics (SNP'99), Seoul, February 1999, "Strageness Nuclear Physics", World Scientific (2000) p.98.

ž H. Tamura

 

Future Plans of High-Resolution Hypernuclear Gamma-Spectroscopy,

 

APCTP Workshop on Strangeness Nuclear Physics (SNP'99), Seoul, February 1999, "Strageness Nuclear Physics", World Scientific (2000) p.411.

ž H. Tamura

 

Hypernuclear physics with hadronic beams

 

Proc. Workshop on gHypernuclear Physics with Hadronic Probesh (HYPJLAB99), Hampton, December 1999, in press.

ž H. Tamura

 

High-resolution spectroscopy of hypernuclei,

 

Workshop on JHF K-arena Physics, KEK, March 17-19, 1999, KEK proceedings 99-5, p.73.

ž H. Tamura et al.

 

High-resolution hypernuclear gamma-ray spectroscopy, @

 

15th Int. Conf. of Particles and Nuclei (PANIC'99), Uppsala, June 1999, Nucl. Phys. A 663&664 (2000) 481c-484c.

ž H. Tamura et al.,

 

High-resolution gamma-ray spectroscopy of 7ĩLi and 9ĩBe,

 

Asia Pacific Conf. on gFew Body Problems in Physicsh, Noda/Kashiwa, August 1999, Few-Body Systems Suppl. 12 (2000) 342-346.

ž K. Tanida, et al.

 

LN Spin Dependent Interactions Studied by ƒÁ-Ray Spectroscopy of Hypernuclei,

 

RCNP-TMU Symposium on ``Spins in Nuclear and Hadronic Reactions'', Tokyo Metropolitan University, October 26-28, 1999, World Scientific (2000) p.215.

ž K. Tanida et al.

 

High-Resolution Gamma-Ray Spectroscopy of Hypernuclei with Germanium Detectors,

 

16th Int. Conf. on gFew Body Problemsh, Taipei, March, 2000, Nucl. Phys. A 684 (2001) 560c.

ž H. Tamura et al.

 

Hypernuclear gamma spectroscopy recent results with HYPERBALL,

 

Int. Conf. on gStructure of the Nucleus at the Dawn of the Centuryh (Bologna 2000), Bologna, May 2000, gHadrons, Nuclei and Applicationsh, Ed. G.C. Bonsignori et al., World Scientific, p.106-109.

ž K. Imai

 

Recent Progress of Spectroscopy of Light Hypernuclei,

 

8th meeting in Mesons and Light Nuclei (Prague 2001), Prague, July 2001, AIP Conf. Proc. 603 (2001) 69-78.

ž H. Tamura,

 

Impurity Nuclear Physics –Hypernuclear ƒÁ spectroscopy and future plans for neutron-rich hypernuclei,

 

Int. Symp. on gPerspectives in Physics with Radioactive Isotope Beamsh (RIB00), Hayama, November 2000, Eur. Phys. J. A 13 (2002) 181-187.

ž K. Tanida et al.

 

High-resolution gamma-ray spectroscopy of 7ĩLi

 

Int. Conf. on Hypernuclear and Strange Particle Physics, (HYP2000), Torino, October 2000, Nucl. Phys. A 691 (2001) 115.

ž H. Tamura

 

High resolution spectroscopy of ĩ hypernuclei present status and perspectives,

 

Int. Conf. on gHypernuclear and Strange Particle Physicsh (HYP2000), Torino, October 2000, Nucl. Phys. A 691 (2001) 76.

ž H. Tamura

 

Hypernuclear Studies at KEK and BNL, Gamma Spectroscopy of ĩ Hypernuclei,

 

29th International Workshop on gGross Properties of Nuclei and Nuclear Excitationsh (Hirschegg '01), Hirschegg, Austria, January 14-20, 2001, "Hirschegg 2001--Structure of hadrons" GSI, (2001) 290-299.

ž H. Tamura

 

Hypernuclear gamma spectroscopy and ĩN interactions,

 

Int. Symp. on ``Hadrons and Nuclei'', Seoul, March 2001, Ed. Il-T. Cheon et al., AIP Conf. Proc. 594 (2001) 147-154.

ž H. Tamura

 

Hyperball and a new frontier in hypernuclear physics,

 

Int. Workshop on gdevelopment of Ge detector array and frontiers of gamma-ray spectroscopyh, CNS, University of Tokyo, December 11-13, 2001, ISSN 1343-2230 CNS report CNS-REP-43, p.159.

ž H. Tamura

 

Structure of Light Hypernuclei Studied by Gamma-Ray Spectroscopy,

 

Int. Symp. on ``Clustering Aspects of Quantum Many-Body Systems'' (POSTYK01), Kyoto, November 2001, Ed. Ohnishi et al., World Scientific (2002) p.49-57.

ž H. Tamura

 

Hypernuclear Gamma-Ray Spectroscopy --A Breakthrough in Strangeness Nuclear Physics,

 

4th Italy-Japan Symposium on ``Perspectives in Heavy Ion Physics'', RIKEN and University of Tokyo, September 26 - 29, 2001, Ed. K. Yoshida et al., World Scientific (2003) p.401-412.

ž H. Tamura

 

Matter with Strangeness,

 

16th Int. Conf. on Particles and Nuclei (PANIC02), Osaka, September 30-October 4, 2002, Nucl. Phys. A 721 (2003) 84c-93c.

ž H. Tamura

 

Experimental Progress in Hypernuclear Physics,

 

18th Nishinomiya Yukawa Memorial Symposium on gStrangeness in Nuclear Matterh, Nishinomiya, December 4-5, 2003, Prog. Theor. Phys. in press.

ž H. Tamura

 

Baryon-baryon interactions with strangeness studied from hypernuclei

 

The 22nd International Nuclear Physics Conference (INPC2004), Goetheborg, June 27-July 2, 2004.

ž H. Tamura

 

Gamma Spectroscopy of Hypernuclei

 

5th Italy-Japan Symposium on Recent Achievements and Perspectives in Nuclear Physics, Naples, November 3-7, 2004.

– K. Tanida

 

Hypernuclei and ƒÁ-ray spectroscopy,

 

Genshikaku Kenkyu 45 No.5 (2000) 151 (in Japanese).

– H. Tamura and K. Tanida,

 

Origination of Hypernuclear Gamma Spectroscopy,

 

Butsuri (Physical Society of Japan) 56 (2001) 419 (in Japanese).

– H. Tamura

 

Shrinking strange nucleus --hypernuclei extending our concept of atomic nucleus,

 

Kagaku (Iwanami) 71 (2001) 1013 (in Japanese).

– H. Tamura

 

Hypernuclei and baryon-baryon interactions,

 

Genshikaku Kenkyu 46 No.4, 1 (in Japanese).

– K. Tanida

 

Construction of a Germanium Detector System for Hypernuclear Gamma-Ray Spectroscopy Experiments,

 

Master Thesis, University of Tokyo (1997).

– S. Satoh

 

Study of BGO Compton Suppressors for Hypernuclear Gamma Spectroscopy,

 

Master Thesis, Tohoku University (1999) (in Japanese).

– J. Sasao

 

Weak-Decay Branching Ratios of 7ƒ©Li Studied by ƒÁ Spectroscopy,

 

Master Thesis, Tohoku University (2000) (in Japanese).

– The Incredible Shrinking Nucleus,

 

Physical Review Focus, 1 March 2001.

– Quark Quirk Triggers Nuclear Shrinkage,

 

Science 291, 9 March 2001, p.1877.

– Teeny-weeny --Japanese scientists unveil their incredible shrinking nucleus,

 

New Scientist 24, March 2001, p.13.