SEARCH FOR NUCLEARITES USING TLS DETECTOR AT SEA LEVEL
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SEARCH FOR NUCLEARITES USING TLS DETECTOR AT SEA LEVEL T.Wada [1], Y.Akitsu [1], K.Iwata [6], S.Lan [1], M.Nakagawa [4], T.Nakatsuka [2], K. Okei [1], O.Saavedra [7], N.Takahashi [5], S.Tsuji [3], J.Ryou [1], I.Yamamoto [4], Y. Yamashita [1]

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SEARCH FOR NUCLEARITES USING TLS DETECTOR AT SEA LEVEL

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Search for nuclearites using tls detector at sea level

SEARCH FOR NUCLEARITES USING TLS DETECTOR AT SEA LEVEL

T.Wada [1], Y.Akitsu [1], K.Iwata [6], S.Lan [1], M.Nakagawa [4], T.Nakatsuka [2],

K. Okei [1], O.Saavedra [7], N.Takahashi [5], S.Tsuji [3], J.Ryou [1], I.Yamamoto [4],

Y. Yamashita [1]

1.Department of Physics, Okayama University, Okayama 700-8530, Japan

2.Okayama Shoka University, Okayama 700-8601, Japan

3.Department of Information Sciences, Kawasaki Medical School, Kurashiki 701-0192, Japan

4.Okayama University of Science, Okayama 700-0005, Japan

5.Hirosaki University, Hirosaki 036-8561, Japan

6.Nara Medical University, Kashihara 6340813 Japan

7.General Physics Department, University of Torino , 10125 Torino, Italy

ⅩⅢ ISVECRI 6-12 September 2004 at the NESTOR Institute


Search for nuclearites using tls detector at sea level

A. De Rujula &

S. L. Grashow

Nature 312 1984


Search for nuclearites using tls detector at sea level

Our results(TL-stacks)5.6x10-14 cm-2s-1sr-1


Search for nuclearites using tls detector at sea level

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Search for nuclearites using tls detector at sea level

Conclusion

The 90% CL upper limit for the negative result β=10-3

At Gran Sasso ( M > 1015 GeV/c2)

MACRO (0.1>β >1.1× 10-4 ) 1.0x10-15 cm-2s-1sr-1

Our results(TL-stacks)5.6x10-14 cm-2s-1sr-1

At sea level

GWD ( M >3×1011 GeV/c2) Astone et al.1.8×10-12 cm-2s-1sr-1

This work ( M >2×1012 GeV/c2)3.9×10-13 cm-2s-1sr-1


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