Hayakawa, M., Horie, T., Yoshida, M., Kasahara, Y., Muto, F., Ohta, K., ...
In order to investigate any precursory effect of ionospheric perturbations associated with the large 2007 Niigata Chuetsu-oki earthquake (16 July 2007) (magnitude, 6.8), we have made full use of our...
Hayakawa, M., Horie, T., Yoshida, M., Kasahara, Y., Muto, F., Ohta, K., ...
In order to investigate any precursory effect of ionospheric perturbations associated with the large 2007 Niigata Chuetsu-oki earthquake (16 July 2007) (magnitude, 6.8), we have made full use of our...
Field-induced quantum critical route to a Fermi liquid in high-temperature superconductors (2008)
Shibauchi, T., Krusin-Elbaum, L., Hasegawa, M., Kasahara, Y., Okazaki, R., Matsuda, Y.
In high transition temperature (T_c) superconductivity, charge doping is a natural tuning parameter that takes copper oxides from the antiferromagnet to the superconducting region. In the metallic...
Kasahara, Y., Iwasawa, T., Shimizu, Y., Shishido, H., Shibauchi, T., Vekhter, I., ...
Quasi-two dimensional CeIrIn5 contains two distinct domes with different heavy fermion superconducting states in its phase diagram. Here we pinned down the superconducting gap structure of CeIrIn5 in...
Okazaki, R., Kasahara, Y., Shishido, H., Konczykowski, M., Behnia, K., Haga, Y., ...
We find that in ultraclean heavy-fermion superconductor URu$_2$Si$_2$ ($T_{c0}=1.45$ K) a distinct flux line lattice melting transition with outstanding characters occurs well below the mean-field...
Kasahara, Y., Iwasawa, T., Shishido, H., Shibauchi, T., Behnia, K., Haga, Y., ...
We show that the charge and thermal transport measurements on ultraclean crystals of URu2Si2 reveal a number of unprecedented superconducting properties. The uniqueness is best highlighted by the...
Shimono, Y., Shibauchi, T., Kasahara, Y., Kato, T., Hashimoto, K., Matsuda, Y., ...
Microwave penetration depth $\lambda$ and surface resistance at 27 GHz are measured in high quality crystals of KOs$_2$O$_6$. Firm evidence for fully-gapped superconductivity is provided from...
Uncommonly High Upper Critical Field in the Superconducting KOs$_2$O$_6$ Pyrochlore (2006)
Shibauchi, T., Krusin-Elbaum, L., Kasahara, Y., Shimono, Y., Matsuda, Y., McDonald, R. D., ...
The entire temperature dependence of the upper critical field $H_{\rm c2}$ in the $\beta$-pyrochlore KOs$_2$O$_6$ is obtained from high-field resistivity and magnetic measurements. Both techniques...
Kasahara, Y., Shimono, Y., Shibauchi, T., Matsuda, Y., Yonezawa, S., Muraoka, Y., ...
To elucidate the nature of the superconducting ground state of the geometrically frustrated pyrochlore KOs2O6 (Tc=9.6K), the thermal conductivity was measured down to low temperatures (~Tc/100). We...
Corotating solar wind streams and recurrent geomagnetic activity: A review (2006)
Tsurutani, B. T., Gonzalez, W. D., Gonzalez, A. L. C., Guarnieri, F. L., Gopalswamy, N., Grande, M., ...
Anomalous quasiparticle transport in the superconducting state of CeCoIn5 (2005)
Kasahara, Y., Nakajima, Y., Izawa, K., Matsuda, Y., Behnia, K., Shishido, H., ...
We report on a study of thermal Hall conductivity k_xy in the superconducting state of CeCoIn_5. The scaling relation and the density of states of the delocalized quasiparticles, both obtained from...
Line nodes in the superconducting gap function of noncentrosymmetric CePt_3Si (2005)
Izawa, K., Kasahara, Y., Matsuda, Y., Behnia, K., Yasuda, T., Settai, R., ...
The superconducting gap structure of recently discovered heavy fermion CePt_3Si without spatial inversion symmetry was investigated by thermal transport measurements down to 40 mK. In zero field a...
Financial markets with memory II: Innovation processes and expected utility maximization (2005)
Anh, Vo V., Inoue, Akihiko, Kasahara, Y.
We develop a prediction theory for a class of processes with stationary increments. In particular, we prove a prediction formula for these processes from a finite segment of the past. Using the...
Financial markets with memory II: Innovation processes and expected utility maximization (2005)
Anh, V.V., Inoue, A., Kasahara, Y
We develop a prediction theory for a class of processes with stationary increments. In particular, we prove a prediction formula for these processes from a finite segment of the past. Using the...
VNew high field state of flux line lattice in CeCoIn5 (2005)
Kasahara, Y., Watanabe, T., Izawa, K., Sakakibara, T., Van Der Beek, C.J., Hanaguri, T., ...
We have measured the ultrasound velocity of quasi-two-dimensional superconductor CeCoIn5 with extremely large Pauli paramagnetic susceptibility. The results indicate that the new high field...
Watanabe,T., Izawa,K., Kasahara,Y., Haga,Y., Onuki,Y., Thalmeier,P., ...
Multiple superconducting phases in heavy fermion superconductors (2005)
Matsuda,Y., Izawa,K., Watanabe,T., Kasahara,Y., Nakajima,Y., Sakakibara,T., ...
Multiple superconducting phases in heavy fermion superconductors (2005)
Matsuda, Y., Izawa, K., Watanabe, T., Kasahara, Y., Nakajima, Y., Sakakibara, T., ...
Financial Markets with Memory II: Innovation Processes and Expected Utility Maximization (2005)
Anh, V., Inoue, A., Kasahara, Y.
We develop a prediction theory for a class of processes with stationary increments. In particular, we prove a prediction formula for these processes from a finite segment of the past. Using the...
Financial Markets with Memory II: Innovation Processes and Expected Utility Maximization (2005)
Anh, V., Inoue, A., Kasahara, Y.
We develop a prediction theory for a class of processes with stationary increments. In particular, we prove a prediction formula for these processes from a finite segment of the past. Using the...
Financial markets with memory II: Innovation processes and expected utility maximization (2005)
Anh, Vo V., Inoue, Akihiko, Kasahara, Y.
We develop a prediction theory for a class of processes with stationary increments. In particular, we prove a prediction formula for these processes from a finite segment of the past. Using the...
Thermal transport in the hidden-order state of URu$_{2}$Si$_{2}$ (2004)
Behnia, K., Bel, R., Kasahara, Y., Nakajima, Y., Jin, H., Aubin, H., ...
We present a study of thermal conductivity in the normal state of the heavy-fermion superconductor URu$_{2}$Si$_{2}$. Ordering at 18K leads to a steep increase in thermal conductivity and (in...
Watanabe,T., Izawa,K., Kasahara,Y., Haga,Y., Onuki,Y., Thalmeier,P., ...
Watanabe, T., Izawa, K., Kasahara, Y., Haga, Y., Onuki, Y., Thalmeier, P., ...
The superconducting gap structure of heavy fermion UPd_2Al_3, in which unconventional superconductivity coexists with antiferromagnetic (AF) order with atomic size local moments, was investigated by...
New High Field State of Flux Line Lattice in Unconventional Superconductor CeCoIn_5 (2003)
Watanabe, T., Kasahara, Y., Izawa, K., Sakakibara, T., Van Der Beek, C. J., Hanaguri, T., ...
Ultrasound velocity measurements of the unconventional superconductor CeCoIn_5 with extremely large Pauli paramagnetic susceptibility reveal an unusual structural transformation of the flux line...
Kasahara, Y, Hosoda, T, Mukai, T, Watanabe, S, Kimura, I, Kojima, H, ...
Asymptotics for Prediction Errors of Stationary Processes with Reflection Positivity (2000)
We consider the stationary processes that have completely monotone autocovariance functions R( · ). We prove that regular variation of R( · ) implies an asymptotic formula for the prediction error.
Asymptotics for Prediction Errors of Stationary Processes with Reflection Positivity (2000)
We consider the stationary processes that have completely monotone autocovariance functions R( · ). We prove that regular variation of R( · ) implies an asymptotic formula for the prediction error.
Essential Bacillus subtilis genes
Kobayashi, K., Ehrlich, S. D., Albertini, A., Amati, G., Andersen, K. K., Arnaud, M., ...
To estimate the minimal gene set required to sustain bacterial life in nutritious conditions, we carried out a systematic inactivation of Bacillus subtilis genes. Among ≈4,100 genes of the...
Essential Bacillus subtilis genes
Kobayashi, K., Ehrlich, S. D., Albertini, A., Amati, G., Andersen, K. K., Arnaud, M., ...
To estimate the minimal gene set required to sustain bacterial life in nutritious conditions, we carried out a systematic inactivation of Bacillus subtilis genes. Among ≈4,100 genes of the...
Epstein-Barr virus-immortalized B cells produce IL-6 as an autocrine growth factor.
Yokoi, T, Miyawaki, T, Yachie, A, Kato, K, Kasahara, Y, Taniguchi, N
The continuous proliferation of Epstein-Barr virus (EBV)-immortalized B cells is enhanced by autocrine as well as paracrine growth factors. In the present study, the possibility that EBV-immortalized...
Kanegane, H, Kasahara, Y, Niida, Y, Yachie, A, Sughii, S, Takatsu, K, ...
Human memory (CD45RO+) CD4+ T cells can be distinguished into two subpopulations on the basis of expression of the lymph node homing receptor, L-selectin (CD62L). In a prior study we showed that...
Taga, K, Kasahara, Y, Yachie, A, Miyawaki, T, Taniguchi, N
Using anti-Tac and anti-Mik-beta 1 monoclonal antibodies to alpha and beta subunits of the interleukin-2 receptor (IL-2R), respectively, a marked difference in expression of IL-2R subunits on blood...
Miyawaki, T, Kasahara, Y, Kanegane, H, Ohta, K, Yokoi, T, Yachie, A, ...
CD45R0 (UCHL1), a member of leucocyte common antigen family, is expressed largely on previously activated or memory T cells. We examined CD45R0 expression of T cell subpopulations in patients with...
Molecular analysis of B-cell differentiation in selective or partial IgA deficiency
ASANO, T, KANEKO, H, TERADA, T, KASAHARA, Y, FUKAO, T, KASAHARA, K, ...
Selective IgA deficiency is the most common form of primary immunodeficiency, the molecular basis of which is unknown. To investigate the cause of selective IgA deficiency, we examined what stage of...
MIZUNO, K, YACHIE, A, NAGAOKI, S, WADA, H, OKADA, K, KAWACHI, M, ...
Although triggering by infectious agents and abnormal immune responses may play some role in the pathogenesis of juvenile dermatomyositis syndrome (JDMS), the precise mechanism of muscle destruction...
Mizuno, K, Toma, T, Tsukiji, H, Okamoto, H, Yamazaki, H, Ohta, K, ...
Monocytes are composed of two distinct subpopulations in the peripheral blood as determined by their surface antigen expressions, profiles of cytokine production and functional roles played in vivo....
Wada, T, Takei, K, Kudo, M, Shimura, S, Kasahara, Y, Koizumi, S, ...
Omenn syndrome was recently found to be caused by missense mutations in RAG1 or RAG2 gene that result in partial V(D)J recombination activity. Although the clinical hallmarks of the disease are well...
Okamoto, H, Arii, C, Shibata, F, Toma, T, Wada, T, Inoue, M, ...
Haematopoietic stem cell transplantation (HSCT) is performed for treatment of a broad spectrum of illnesses. Reconstitution of an intact immune system is crucial after transplantation to avoid...