T. Ikegami

Publication List Details

Period

1988 - 9999

Number

50

Co-Authors

Spatial Soliton in a Self-Focusing Semiconductor Gain Medium, (9999)

Khitrova, G., Gibbs, H. M., Kawamura, Y., Iwamura, H., Ikegami, T.

The pulse broadening by group velocity dispersion can be balanced by the narrowing effect of self-phase modulation to form temporal solitons. The identical nonlinear Schrodinger equation describes...

Measuring the frequency of a Sr optical lattice clock using a 120-km coherent optical transfer (2008)

Musha, M., Takamoto, M., Inaba, H., Yanagimachi, S., Takamizawa, A., ...

We demonstrate a precision frequency measurement using a phase-stabilized 120-km optical fiber link over a physical distance of 50 km. The transition frequency of the 87Sr optical lattice clock at...

DECIGO pathfinder (2008)

Ando, M., Kawamura, Seiji, Nakamura, T., Tsubono, K., Tanaka, T., Funaki, I., ...

DECIGO pathfinder (DPF) is a milestone satellite mission for DECIGO (DECi-hertz Interferometer Gravitational wave Observatory) which is a future space gravitational wave antenna. DECIGO is expected...

The Japanese space gravitational wave antenna: DECIGO (2008)

Kawamura, Seiji, Ando, M., Nakamura, T., Tsubono, K., Tanaka, T., Funaki, I., ...

DECi-hertz Interferometer Gravitational wave Observatory (DECIGO) is the future Japanese space gravitational wave antenna. DECIGO is expected to open a new window of observation for gravitational...

The Japanese space gravitational wave antenna - DECIGO (2008)

Kawamura, Seiji, Ando, M., Nakamura, T., Tsubono, K., Tanaka, T., Funaki, I., ...

DECi-hertz Interferometer Gravitational wave Observatory (DECIGO) is the future Japanese space gravitational wave antenna. The goal of DECIGO is to detect gravitational waves from various kinds of...

Effect of pyridoxine treatment of a homocystinuric patient on the urinary excretion of some sulfur-containing amino acids (2007)

Kodama, H., Ikegami, T., Yao, K., Oura, T.

The effect of pyridoxine treatment of a homocystinuric patient on the urinary excretion of some sulfur-containing amino acids was studied and the following results were obtained. As a result of...

The Japanese space gravitational wave antenna - DECIGO (2006)

Kawamura, Seiji, Nakamura, T., Ando, M., Seto, N., Tsubono, K., Numata, K., ...

DECi-hertz Interferometer Gravitational wave Observatory (DECIGO) is the future Japanese space gravitational wave antenna. It aims at detecting various kinds of gravitational waves between 1 mHz and...

Influence of particle morphology on nanostructural feature and conducting property in Sm-doped CeO2 sintered body (2004)

Mori, T, Wang, YR, Drennan, J, Auchterlonie, G, Li, JG, Ikegami, T

Doped ceria (CeO2,) compounds are fluorite type oxides, which show oxide ionic conductivity higher than yttria stabilized zirconia (YSZ), in oxidizing atmospheres. As a consequence of this,...

Influence of particle morphology on nanostructural feature and conducting property in Sm-doped CeO2 sintered body (2004)

Mori, T, Wang, YR, Drennan, J, Auchterlonie, G, Li, JG, Ikegami, T

Doped ceria (CeO2,) compounds are fluorite type oxides, which show oxide ionic conductivity higher than yttria stabilized zirconia (YSZ), in oxidizing atmospheres. As a consequence of this,...

Electrolytic properties and nanostructural features in the La2O3-CeO2 system (2003)

Mori, T, Drennan, J, Wang, YR, Lee, JH, Li, JG, Ikegami, T

Doped ceria (CeO2) compounds are fluorite-type oxides which show oxide ionic conductivity higher than yttria-stabilized zirconia in oxidizing atmosphere. As a consequence of this, considerable...

Electrolytic properties and nanostructural features in the La2O3-CeO2 system (2003)

Mori, T, Drennan, J, Wang, YR, Lee, JH, Li, JG, Ikegami, T

Doped ceria (CeO2) compounds are fluorite-type oxides which show oxide ionic conductivity higher than yttria-stabilized zirconia in oxidizing atmosphere. As a consequence of this, considerable...

Selection of Catalysts through Cellular Reproduction (2002)

Ono, N., Ikegami, T.

It has been pointed out that if an autocatalytic cycle produces primitive membrane chemicals, it can compose a self-maintaining proto cell. Moreover, it is known that a proto cell can divide itself...

Influence of nano-structure on electrolytic properties in CeO2 based system (2002)

Mori, T, Drennan, J, Wang, YR, Li, JG, Ikegami, T

Doped ceria (CeO2) compounds are fluorite type oxides that show oxygen ionic conductivity higher than yttria stabilized zirconia, in oxidizing atmosphere. In order to improve the conductivity, the...

Precursor scavenging of resistive grain-boundary phase in 8 mol % ytterbia-stabilized zirconia (2002)

Lee, JH, Mori, T, Li, JG, Ikegami, T, Drennan, J, Kim, DY

The grain-boundary conduction of 8 mol % ytterbia-stabilized zirconia (8YbSZ) was improved markedly by precursor scavenging via the two-stage sintering process. The most significant increase in the...

Improving the ionic conductivity of yttria-stabilised zirconia electrolyte materials (2002)

Mori, T, Drennan, J, Lee, JH, Li, JG, Ikegami, T

Low-temperature anneals (1200 degreesC for 40 h) of 8 mol% yttria-stabilised zirconia, prior to the samples being sintered at 1500 degreesC, had the effect of improving the ionic conductivity of the...

Oxide ionic conductivity and microstructures of Sm- or La-doped CeO2-based systems (2002)

Mori, T, Drennan, J, Lee, JH, Li, JG, Ikegami, T

The concept of crystallographic index termed the effective index is suggested and applied to the design of ceria (CeO2)-based electrolytes to maximize oxide ionic conductivity. The suggested index...

Influence of nano-structure on electrolytic properties in CeO2 based system (2002)

Mori, T, Drennan, J, Wang, YR, Li, JG, Ikegami, T

Doped ceria (CeO2) compounds are fluorite type oxides that show oxygen ionic conductivity higher than yttria stabilized zirconia, in oxidizing atmosphere. In order to improve the conductivity, the...

Precursor scavenging of resistive grain-boundary phase in 8 mol % ytterbia-stabilized zirconia (2002)

Lee, JH, Mori, T, Li, JG, Ikegami, T, Drennan, J, Kim, DY

The grain-boundary conduction of 8 mol % ytterbia-stabilized zirconia (8YbSZ) was improved markedly by precursor scavenging via the two-stage sintering process. The most significant increase in the...

Improving the ionic conductivity of yttria-stabilised zirconia electrolyte materials (2002)

Mori, T, Drennan, J, Lee, JH, Li, JG, Ikegami, T

Low-temperature anneals (1200 degreesC for 40 h) of 8 mol% yttria-stabilised zirconia, prior to the samples being sintered at 1500 degreesC, had the effect of improving the ionic conductivity of the...

Oxide ionic conductivity and microstructures of Sm- or La-doped CeO2-based systems (2002)

Mori, T, Drennan, J, Lee, JH, Li, JG, Ikegami, T

The concept of crystallographic index termed the effective index is suggested and applied to the design of ceria (CeO2)-based electrolytes to maximize oxide ionic conductivity. The suggested index...

Precursor scavenging of the resistive grain-boundary phase in 8 mol% yttria-stabilized zirconia: Effect of trace concentrations of SiO2 (2001)

Lee, JH, Mori, T, Li, JG, Ikegami, T, Drennan, J, Kim, DY

The influence that trace concentrations Of SiO2 have on improving grain-boundary conduction via precursor scavenging using additional heat treatment at 1200 degreesC for 40 h before sintering was...

Improvement of the electrolytic properties of Y2O3-based materials using a crystallographic index (2001)

Mori, T, Lee, JH, Li, JG, Ikegami, T, Auchterlonie, G, Drennan, J

Y2O3 is a c-type rare earth oxide with a fluorite-related structure. This material has been used to refractory because of its high thermal stability and excellent resistance to hydration. In this...

Scavenging of siliceous grain-boundary phase of 8-mol%-ytterbia-stabilized zirconia without additive (2001)

Lee, JH, Mori, T, Li, JG, Ikegami, T, Drennan, J, Kim, DY

The grain-boundary conductivity (sigma (gb),) of 8-mol%-ytterbiastabilized zirconia increased markedly with heat treatment between 1000 degrees and 1300 degreesC with a slow heating rate (0.1...

Precursor scavenging of the resistive grain-boundary phase in 8 mol% yttria-stabilized zirconia: Effect of trace concentrations of SiO2 (2001)

Lee, JH, Mori, T, Li, JG, Ikegami, T, Drennan, J, Kim, DY

The influence that trace concentrations Of SiO2 have on improving grain-boundary conduction via precursor scavenging using additional heat treatment at 1200 degreesC for 40 h before sintering was...

Improvement of the electrolytic properties of Y2O3-based materials using a crystallographic index (2001)

Mori, T, Lee, JH, Li, JG, Ikegami, T, Auchterlonie, G, Drennan, J

Y2O3 is a c-type rare earth oxide with a fluorite-related structure. This material has been used to refractory because of its high thermal stability and excellent resistance to hydration. In this...

Scavenging of siliceous grain-boundary phase of 8-mol%-ytterbia-stabilized zirconia without additive (2001)

Lee, JH, Mori, T, Li, JG, Ikegami, T, Drennan, J, Kim, DY

The grain-boundary conductivity (sigma (gb),) of 8-mol%-ytterbiastabilized zirconia increased markedly with heat treatment between 1000 degrees and 1300 degreesC with a slow heating rate (0.1...

Heteroclinic Chaos, Chaotic Itinerancy and Neutral Attractors in Symmetrical Replicator Equations with Mutations (2000)

Hashimoto, K., Ikegami, T.

A replicator equation with mutation processes is numerically studied. Without any mutations, two characteristics of the replicator dynamics are known: an exponential divergence of the dominance...

Improvement of the electrolytic properties of Y2O3 and fluorite based materials using a crystallographic index (2000)

Mori, T., Lee, J., Li, J., Ikegami, T., Auchterlonie, G.J., Drennan, J.

Y2O3 is a c-type rare earth oxide with a fluorite-related structure. This material has been used to refractory because of its high thermal stability and excellent resistance to hydration. In this...

Improvement of the electrolytic properties of Y2O3 and fluorite based materials using a crystallographic index (2000)

Mori, T., Lee, J., Li, J., Ikegami, T., Auchterlonie, G.J., Drennan, J.

Y2O3 is a c-type rare earth oxide with a fluorite-related structure. This material has been used to refractory because of its high thermal stability and excellent resistance to hydration. In this...

Evolution of Multispecificity in an Immune Network (1999)

Harada, K., Ikegami, T.

Divergence in antigen response of the immune network is discussed, based on shape-space modelling. The present model extends the shape-space model by introducing the evolution of specificity of...

Application of a crystallographic index for improvement of the electrolytic properties of the CeO2-Sm2O3 system (1999)

Mori, T., Ikegami, T., Yamamura, H.

Ceria-samaria (CeO2-Sm2O3) is one of the most interesting of fluorite oxides since its oxide ionic conductivity is higher than that of yttria-stabilized zirconia and other CeO2-based oxides. In this...

Application of a crystallographic index for improvement of the electrolytic properties of the CeO2-Sm2O3 system (1999)

Mori, T., Ikegami, T., Yamamura, H.

Ceria-samaria (CeO2-Sm2O3) is one of the most interesting of fluorite oxides since its oxide ionic conductivity is higher than that of yttria-stabilized zirconia and other CeO2-based oxides. In this...

Griffiths-McCoy singularities in the transverse field Ising model on the randomly diluted square lattice (1998)

Ikegami, T., Miyashita, S., Rieger, H.

The site-diluted transverse field Ising model in two dimensions is studied with Quantum-Monte-Carlo simulations. Its phase diagram is determined in the transverse field (Gamma) and temperature (T)...

Automatic phosphate glass dosimetry system using pulsed UV laser evaluation. (1988)

Piesch, E., Burgkhardt, B., Vilgis, M., Omori, T., Ikegami, T.

Radiation Protection Practice : 7th Internat.Congress, Sydney, AUS, April 10 -17, 1988

Induction of erythroid differentiation and modulation of gene expression by tiazofurin in K-562 leukemia cells.

Olah, E, Natsumeda, Y, Ikegami, T, Kote, Z, Horanyi, M, Szelenyi, J, ...

Tiazofurin (2-beta-D-ribofuranosyl-4-thiazole-carboxamide; NSC 286193), an antitumor carbon-linked nucleoside that inhibits IMP dehydrogenase (IMP:NAD+ oxidoreductase; EC 1.1.1.205) and depletes...

Living related liver transplantation in adults.

Kawasaki, S, Makuuchi, M, Matsunami, H, Hashikura, Y, Ikegami, T, Nakazawa, Y, ...

OBJECTIVE: To evaluate the outcome of living related liver transplantation (LRLT) in adult patients and to assess graft size disparity and graft regeneration. SUMMARY BACKGROUND DATA: Although LRLT...

Induction of erythroid differentiation and modulation of gene expression by tiazofurin in K-562 leukemia cells.

Olah, E, Natsumeda, Y, Ikegami, T, Kote, Z, Horanyi, M, Szelenyi, J, ...

Tiazofurin (2-beta-D-ribofuranosyl-4-thiazole-carboxamide; NSC 286193), an antitumor carbon-linked nucleoside that inhibits IMP dehydrogenase (IMP:NAD+ oxidoreductase; EC 1.1.1.205) and depletes...

Living related liver transplantation in adults.

Kawasaki, S, Makuuchi, M, Matsunami, H, Hashikura, Y, Ikegami, T, Nakazawa, Y, ...

OBJECTIVE: To evaluate the outcome of living related liver transplantation (LRLT) in adult patients and to assess graft size disparity and graft regeneration. SUMMARY BACKGROUND DATA: Although LRLT...

Type II (adult onset) citrullinaemia: clinical pictures and the therapeutic effect of liver transplantation

Ikeda, S, Yazaki, M, Takei, Y, Ikegami, T, Hashikura, Y, Kawasaki, S, ...

OBJECTIVE—Adult onset type II citrullinemia is an inherited disorder of amino acid metabolism caused by a deficiency of liver specific argininosuccinate synthetase activity. Most of the patients...