See also recent conference proceedings here.
See also recent conference proceedings here.
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| Authors | Title | Reference | File | Category |
| Y. Matsuda, M. Müller, HN, T. Obuchi and A. Scardicchio | Distribution of partition function zeros of the ±J model on the Bethe lattice | Submitted to J. Phys. A | arXiv:1001.4873 | Spin glass |
| M. Ohzeki and HN | Analytical evidence for the absence of spin glass transition in self-dual lattices | JP A 42 (2009) 332001 | arXiv:0905.3623 | Spin glass |
| Y. Matsuda, HN and H. G. Katzgraber | Ground-state statistics from annealing algorithms: Quantum vs classical approaches | New J. Phys. 11 (2009) 073012 | Quantum optimization | |
| T. Obuchi, Y. Kabashima and HN | Complex Replica Zeros of ±J Ising Spin Glass at Zero Temperature | JP A 42 (2009) 075004 | arXiv:0809.2635 | Spin glass |
| S. Morita and HN | Mathematical foundation of quantum annealing | J. Math. Phys. 49 (2008) 125210 | Quantum optimization | |
| P. Contucci, C. Giardinà and HN | Spin glass identities and the Nishimori line | To appear in Prog. in Probability | arXiv:0805.7541 | Spin glass |
| M. Ohzeki, HN and A. N. Berker | Multicritical points for the spin glass models on hierarchical lattices | PR E 77 (2008) 061116 | Spin glass | |
| C. Güven, A. N. Berker, M. Hinczewski and HN | Reentrant and forward phase diagrams of the anisotropic three-dimensional Ising spin glass | PR E 77 (2008) 061110 | Spin glass | |
| Y. Matsuda, HN and K. Hukushima | Distribution of Lee-Yang zeros and Griffiths singularities in the ±J model of spin glasses | JP A 41 (2008) 324012 in Sherrington Special Issue | arXiv:0712.4063 | Spin glass |
| H. Kitatani, HN and A. Aoki | Inequalities for the local energy of random Ising models | JPSJ 76 (2007) 074711 | cond-mat/0703199 | Spin glass |
| S. Morita and HN | Convergence of quantum annealing with real-time Schrödinger dynamics | JPSJ 76 (2007) 064002 | quant-ph/0702252 | Quantum optimization |
| S. Suzuki, HN and M. Suzuki | Quantum annealing of the random-field Ising model by transverse ferromagnetic interactions | PR E 75 (2007) 051112 | Quantum optimization | |
| T. Obuchi, HN and D. Sherrington | Phase diagram of the p-spin interacting spin glass with ferromagnetic bias and a transverse field in the infinite-p limit | JPSJ 75 (2007) 054002 | cond-mat/0611168 |
Spin glass |
| HN | Duality in spin glasses | J. Stat. Phys. 126 (2007) 977-986 | cond-mat/0602453 | Spin glass |
| S. Morita and HN | Convergence theorems for quantum annealing | JP A 39 (2006) 13903-13920 | quant-ph/0608154 | Quantum optimization |
| M. Ohzeki and HN | Internal energy of the Potts model on the triangular lattice with two- and three-body interactions | JPSJ 75 (2006) 114003 | cond-mat/0605688 | General spin systems |
| HN and M. Ohzeki | Location of the multicritical point of the Ising spin glass on the triangular and hexagonal lattices | JPSJ 75 (2006) 034004 | Spin glass | |
| S. Morita, Y. Ozeki and HN | Gauge theory for quantum spin glasses [News and Comments] | JPSJ 75 (2006) 014001 | Spin glass | |
| P. Contucci, S. Morita and HN | Surface terms on the Nishimori line of the gaussian Edwards-Anderson model | J. Stat. Phys. 122(2006) 303-312 | math-phys/0503023 | Spin glass |
| K. Takeda, T. Sasamoto and HN | Exact location of the multicritical point for finite-dimensional spin glasses: A conjecture | JP A 38 (2005) 3751-3774 | preprint | Spin glass |
| HN and P. Sollich | Error counting in a quantum error-correcting code and the ground-state energy of a spin glass | JPSJ 73 (2004) 2701-2707 | Spin glass/quantum information | |
| S. Morita, HN and P. Contucci | Griffiths inequalities for the gaussian spin glass | JP A 37 (2004) L203-L209 | preprint | Spin glass |
| T. Hamasaki and HN | Exact ground-state energies of the random-field Ising chain and ladder | JPSJ 73 (2004) 1490-1495 | Random field Ising | |
| K. Takeda and HN | Self-dual random-plaquette gauge model and the quantum toric code | Nucl. Phys. B 686 (2004) 377-396 | preprint | Lattice gauge/quantum information |
| J.-M. Maillard, K. Nemoto and HN | Symmetry, complexity and multicritical point of the two-dimensional spin glass | JP A 36 (2003) 9799-9825 | preprint | Spin glass |
| T. Hosaka, Y. Kabashima and HN | Statistical Mechanics of lossy data compression using a non-monotonic perceptron | PR E 66 (2002) 066126 | Information | |
| HN | Derivatives and inequalities for order parameters in the Ising spin glass | JP A 35 (2002) 9541-9548 | preprint | Spin glass |
| HN, C. Falvo and Y. Ozeki | Energy fluctuations at the multicritical point in two-dimensional spin glasses | JP A 35 (2002) 8171-8178 | preprint | Spin glass |
| HN and K. Nemoto | Duality and multicritical point of two-dimensional spin glasses | JPSJ 71 (2002) 1198-1199 | Spin glass | |
| Y. Saika and HN | Statistical mechanics of image restoration by the plane rotator model | JPSJ 71 (2002) 1052-1058 | Information | |
| HN | Comment on 'Statistical Mechanics of CDMA Multiuser Demodulation' | Europhys. Lett. 57 (2002) 302-303 | preprint | Information |
| T. Sasamoto, T. Toyoizumi and HN | Statistical mechanics of an NP-complete problem : Subset sum | JP A 34 (2001) 9555-9567 | preprint | Information |
| P. Gillin, HN and D. Sherrington | Multispin Ising spin glass with ferromagnetic interactions | JP A 34 (2001) 2949-2964 | preprint | Spin glass |
| P. Sollich, HN, A. C. C. Coolen and A. J. van der Sijs | Non-trivial phase behaviour in the infinite-range quantum Mattis model | JPSJ 69 (2000) 3200-3213 | Quantum spin | |
| K. Y. M. Wong and HN | Error-correcting codes and image restoration with multiple stages of dynamics | PR E 62 (2000)179-190 | Information | |
| HN and K.Y.M. Wong | Statistical mechanics of image restoration and error-correcting codes | PR E 60 (1999) 132-144 | Information | |
| T. Kadowaki and HN | Quantum annealing in the transverse Ising model | PR E 58 (1998) 5355-5363 | Quantum optimization | |
| HN and J. Inoue | Convergence of simulated annealing using the generalized transition probability | JPA 31 (1998) 5661-5672 | preprint | Information |
| J. Inoue, HN and Y. Kabashima | Generalization ability of a perceptron with nonmonotonic transfer function | PR E 58 (1998) 849-860 | Neural net | |
| M. Yamana, H. Nishimori T. Kadowaki and D. Sherrington | High-temperature dynamics of spin glasses | JPSJ 66 (1997) 1962 | Spin glass | |
| J. Inoue, HN and Y. Kabashima | On-line learning of non-monotonic rules by simple perceptron | JP A 30 (1997) 3795 | Neural net | |
| J. Inoue and HN | On-line AdaTron learning of unlearnable rules | PR E 55 (1997) 4544 | Neural net | |
| HN and Y. Nonomura | Quantum effects in neural networks | JPSJ 65 (1996) 3780 | Quantum information/neural net | |
| T. Kadowaki, Y. Nonomura and HN | Exact ground-state energy of the Ising spin glass on strips | JPSJ 65 (1996) 1609 | Spin glass | |
| HN and M. Yamana | Dynamic probability distribution function of the SK model at high temperatures | JPSJ 65 (1996) 3 | Spin glass | |
| HN, W. Whyte and D. Sherrington | Finite-dimensional neural networks storing structured patterns | PR E 51 (1995) 3628 | Spin glass | |
| T. Ozeki and HN | Noise distributions in retrieval dynamics of the Hopfield model | JP A 27 (1994) 7061 | Neural net | |
| K. Fukamachi and HN | Specific heat of the quantum Heisenberg antiferromagnet on the kagome lattice | PR B 49 (1994) 651 | Quantum spin | |
| HN and I. Opris | Retrieval process of an associative memory with a general input-output function | Neural Networks 6 (1993) 1061 | Neural net | |
| HN and H. Kawamura | Gauge glass ordering in two dimensions | JPSJ 62 (1993) 3266 | Spin glass | |
| HN | Optimum decoding temperature for error-correcting codes | JPSJ 62 (1993) 2973 | Information | |
| Y. Ozeki and HN | Phase diagram of gauge glasses | JP A 26 (1993) 3399 | Spin glass | |
| HN and T. Ozeki | Retrieval dynamics of associative memory of the Hopfield type | JP A 26 (1993) 859 | Neural net | |
| T. Nakamura, N. Hatano and HN | Reweighting method for quantum Monte Carlo simulations with the negative-sign problem | JPSJ 61 (1992) 3494 | Quantum spin | |
| Y. Saika and HN | Long-range order in the frustrated XXZ model | JPSJ 61 (1992) 3086 | Quantum spin | |
| Y. Ozeki and HN | Lower critical dimension of the XY spin glass | PR B 46 (1992) 2879 | Spin glass | |
| HN | Boundary between the ferromagnetic and spin glass phases | JPSJ 61 (1992) 1011 | Spin glass | |
| HN and Y. Saika | Note on twisted order in the frustrated quantum Heisenberg model | JPSJ 61 (1992) 391 | Quantum spin | |
| HN and Y. Saika | Modified spin wave theory of the two-dimensional frustrated Heisenberg model | JPSJ 59 (1990) 4454 | Quantum spin | |
| T. Nakamura and HN | Sequential retrieval of nonrandom patterns in a neural network | JP A 23 (1990) 4627 | Neural net | |
| HN, T. Nakamura and M. Shiino | Retrieval of spatio-temporal sequence in asynchronous neural network | PR A 41 (1990) 3346 | Neural net | |
| HN and Y. Ozeki | Absence of ordering in short-range vector spin glass: Revisited | JPSJ 59 (1990) 295 | Spin glass | |
| HN and H. Nakanishi | More about the ground state of the quantum spin system of the triangular lattice | JPSJ 58 (1989) 3433 | Quantum spin | |
| M. Shiino, HN and M. Ono | Nonlinear master equation approach of asymmetrical neural networks of the Hopfield-Hemmen type | JPSJ 58 (1989) 763 | Neural net | |
| HN and Y. Ozeki | Ground-state long-range order in the two-dimensional XXZ model | JPSJ 58 (1989) 1027 | Quantum spin | |
| Y. Ozeki, HN and Y. Tomita | Long-range order in antiferromagnetic quantum spin systems | JPSJ 58 (1989) 82 | Quantum spin | |
| HN, K. Kubo, Y. Ozeki, Y. Tomita and T. Kishi | Long-range order in the XXZ model | J. Stat. Phys. 55 (1989) 259 | Quantum spin | |
| Y. Ozeki and HN | Absence of spin glass ordering in some random spin systems | JPSJ 57 (1988) 4255 | Spin glass | |
| HN and Y. Tomita | Ground state of the three-dimensional quantum RKKY spin glass | JPSJ 57 (1988) 1566 | Quantum spin | |
| Y. Ozeki and HN | Distribution of Yang-Lee zeros of the ±J Ising model | JPSJ 57 (1988) 1087 | Spin glass | |
| HN and H. Nakanishi | Ground state of quantum spin systems on the triangular lattice | JPSJ 57 (1988) 626 58 2607 (Erratum) |
Quantum spin | |
| T. Oguchi, H. Kitatani and HN | Perturbational method for the numerical evaluation of the ground-state energy of the Heisenberg model | JPSJ 56 (1987) 3858 | Quantum spin | |
| HN, K. Okamoto and M. Yokozawa | Competition between the Neel and the effective singlet states in spin-1/2 alternating Heisenberg-Ising antiferromagnet in one dimension | JPSJ 56 (1987) 4126 | Quantum spin | |
| Y. Ozeki and HN | Phase diagram of the ±J Ising model in two dimensions | JPSJ 56 (1987) 3265 | Spin glass | |
| HN | Comment on Nemeth's argument on the phase diagram of spin glasses | JP A 20 (1987) 3551 | Spin glass | |
| Y. Ozeki and HN | Phase diagram and critical exponents of the ±J Ising model in finite dimensions by Monte Carlo renormalization group | JPSJ 56 (1987) 1568 Addendum: 56 (1987) 2992 |
Spin glass | |
| HN and K. Okamoto | Numerical analysis of spin-1/2 alternating Heisenberg-XY antiferromagnet in one dimension | JPSJ 56 (1987) 1132 | Quantum spin | |
| HN and Y. Taguchi | Numerical diagonalization of quantum spin Hamiltonians | Prog. Theor. Phys. Suppl. No. 87 (1986) 247 | Quantum spin | |
| HN and S. Miyashita | Magnetization process of the spin-1/2 antiferromagnetic Ising-like Heisenberg model on the triangular lattice | JPSJ 55 (1986) 4448 | Quantum spin | |
| HN | Geometry-induced phase transition in the ±J Ising model | JPSJ 55 (1986) 3305 | Spin glass | |
| HN | Exact results on the Ising spin glass in finite dimensions | Prog. Theor. Phys. 76 (1986) 305 | Spin glass | |
| K. Okamoto, HN and Y. Taguchi | A numerical study of spin-1/2 alternating antiferromagnetic Heisenberg linear chains | JPSJ 55 (1986) 1458 | Quantum spin | |
| HN, Y.Taguchi and T. Oguchi | Ground state of quantum spin glasses with infinite range interactions | JPSJ 55 (1986) 656 | Quantum spin | |
| T. Oguchi, HN and Y. Taguchi | Ground state of antiferromagnetic quantum spin systems of the triangular lattice | JPSJ 55 (1986) 323 | Quantum spin | |
| T. Oguchi, HN and Y. Taguchi | Ground state properties of the Heisenberg antiferromagnet-- Numerical study | J. Mag. Mag. Mat. 54-57 (1986) 1353 | Quantum spin | |
| T. Oguchi, HN and Y. Taguchi | The spin wave theory in antiferromagnetic Heisenberg model on face centered cubic lattice | JPSJ 54 (1985) 4494 | Quantum spin | |
| HN | One dimensional critical exponent eta as a function of the spin quantum number and anisotropy | Prog. Theor. Phys. 73 (1985) 1577 | Quantum spin | |
| HN and S. J. Miyake | Ground-state energy of the Heisenberg model with XY-like anisotropy | Prog. Theor. Phys. 73 (1985) 18 | Quantum spin | |
| HN | One-dimensional XY model in Lorentzian random field | Phys. Lett. 100A (1984) 239 | Quantum spin | |
| HN | Analyticity of the free energy of the two-dimensional random Ising model | Phys. Lett. 95A (1983) 303 | Spin glass | |
| HN | Potts model in random fields | PR B 28 (1983) 4011 | Spin glass | |
| HN and M. J. Stephen | Gauge-invariant frustrated Potts spin glass | PR B 27 (1983) 5644 | Spin glass | |
| HN and R. B. Griffiths | Structure and motion of the Lee-Yang zeros | J. Math. Phys. 24 (1983) 2637 | ||
| F. Tanaka and HN | Distribution of metastable energy levels and the internal magnetic fields in spin glasses | JP F 11 (1981) 1237 | Spin glass | |
| HN | Internal energy, specific heat and correlation function of the bond-random Ising model | Prog. Theor. Phys. 66 (1981) 1169 | Spin glass | |
| HN | Spin quantum number in the ground state of the Mattis-Heisenberg model | J. Stat. Phys. 26 (1981) 839 | Quantum spin | |
| HN and M. Suzuki | Absence of spontaneous magnetization in spin systems with competing interactions | Phys. Lett. 81A (1981) 84 | Spin glass | |
| HN | Exact results and critical properties of the Ising model with competing interactions | JP C 13 (1980) 4071 | Spin glass | |
| HN | Conjecture of the exact transition point of the random Ising ferromagnet | JP C 12 (1979) L905 | Spin glass | |
| HN | Transition point of the random Ising model with bond dilution | JP C 12 (1979) L641 | Spin glass | |
| HN | Transition point of the five-state discrete vector model | Physica A 97(1979) 589 | General spin system | |
| S. Miyashita, HN, A. Kuroda and M. Suzuki | Monte Carlo simulation and static and dynamic critical behavior of the plane rotator model | Prog. Theor. Phys. 60 (1978) 1669 | General spin system |