activity
19972026
most citedMagnetic Superstructure in the Two-Dimensional Quantum Antiferromagnet SrCu2(BO3)2

327 citations · 3.6k across the 87 of their papers we have counts for

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Showing 2004Show all

5 papers · 1 filter

astro-ph2004★ 23 cited

Starbursting Nuclear CO Disks of Early-type Spiral Galaxies

J. Koda, T. Okuda, K. Nakanishi +4

We have initiated the first CO interferometer survey of early-type spiral galaxies (S0-Sab). We observed five early-type spiral galaxies with HII nuclei (indicating circumnuclear s…

astro-ph2004★ 86 cited

High velocity features in the spectra of the Type Ia SN 1999ee: a property of the explosion or evidence of circumstellar interaction?

P. A. Mazzali, S. Benetti, M. Stehle +5

The near-maximum spectra of the Type Ia SN 1999ee are reviewed. Two narrow absorption features corresponding to the strongest component of the CaII IR triplet appear in the spectra…

cond-mat.mes-hall2004★ 1 cited

Large positive magnetic susceptibility of nanotube torus

Ryo Tamura, Mitsuhiro Ikuta, Toru Hirahara +1

We calculate the magnetic moment caused by the persistent currents in polygonal carbon nanotube tori by the tight binding model. The polygonal CNT tori are formed by introducing he…

quant-ph2004★ 42 cited

Macroscopic entanglement of many-magnon states

Tomoyuki Morimae, Ayumu Sugita, Akira Shimizu

We study macroscopic entanglement of various pure states of a one-dimensional N-spin system with N>>1. Here, a quantum state is said to be macroscopically entangled if it is a supe…

quant-ph2004★ 14 cited

Deriving Tight Bell Inequalities for 2 Parties with Many 2-valued Observables from Facets of Cut Polytopes

David Avis, Hiroshi Imai, Tsuyoshi Ito +1

Relatively few families of Bell inequalities have previously been identified. Some examples are the trivial, CHSH, I_{mm22}, and CGLMP inequalities. This paper presents a large num…