Y. Harada

Publication List Details

Period

1988 - 2008

Number

60

Co-Authors

Systematic characterization of upper critical fields for MgB$_2$ thin films using the two-band superconducting theory (2008)

Noguchi, S., Kuribayashi, A., Ishida, T., Oba, T., Iriuda, H., Yoshizawa, M., ...

We present experimental results of the upper critical fields $H_{\rm c2}$ of various MgB$_2$ thin films prepared by the molecular beam epitaxy, multiple-targets sputtering, and co-evaporation...

Atomic-like behaviors and orbital-related Luttinger liquid in carbon nano-peapod quantum dots (2007)

Haruyama, J., Mizubayashi, J., Takesue, I., Okazaki, T., Shinohara, H., Harada, Y., ...

We report influence of encapsulated C60 molecules on electron transport in carbon-nanotube peapod quantum dots. We find atomic-like behaviors with doubly degenerate electronic levels, which exist...

Atomic-like behaviors and orbital-related Luttinger liquid in carbon nano-peapod quantum dots (2007)

Haruyama, J., Mizubayashi, J., Takesue, I., Okazaki, T., Shinohara, H., Harada, Y., ...

We report influence of encapsulated C60 molecules on electron transport in carbon-nanotube peapod quantum dots. We find atomic-like behaviors with doubly degenerate electronic levels, which exist...

Atomic-like behaviors and orbital-related Luttinger liquid in carbon nano-peapod quantum dots (2007)

Haruyama, J., Mizubayashi, J., Takesue, I., Okazaki, T., Shinohara, H., Harada, Y., ...

We report influence of encapsulated C60 molecules on electron transport in carbon-nanotube peapod quantum dots. We find atomic-like behaviors with doubly degenerate electronic levels, which exist...

Triplet Formation of 4-Thiothymidine and Its Photosensitization to Oxygen Studied by Time-Resolved Thermal Lensing Technique (2007)

Harada, Y, Suzuki, T, Ichimura, T, Xu, YZ

Excited-state dynamics of 4-thiothymidine (S4-TdR) and its photosensitization to molecular oxygen in solution with UVA irradiation were investigated. Absorption and emission spectra measurements...

Atomic-like behaviors and orbital-related Luttinger liquid in carbon nano-peapod quantum dots (2006)

Haruyama, J., Mizubayashi, J., Takesue, I., Okazaki, T., Shinohara, Y., Harada, Y., ...

We report influence of encapsulated C60 molecules on electron transport in carbon-nanotube peapod quantum dots. We find atomic-like behaviors with doubly degenerate electronic levels, which exist...

Atomic-like behaviors and orbital-related Luttinger liquid in carbon nano-peapod quantum dots (2006)

Haruyama, J., Mizubayashi, J., Takesue, I., Okazaki, T., Shinohara, Y., Harada, Y., ...

We report influence of encapsulated C60 molecules on electron transport in carbon-nanotube peapod quantum dots. We find atomic-like behaviors with doubly degenerate electronic levels, which exist...

Direct Observation of Site-specific Valence Electronic Structure at Interface: SiO2/Si Interface (2005)

Yamashita, Y., Yamamoto, S., Mukai, K., Yoshinobu, J., Harada, Y., Tokushima, T., ...

Atom specific valence electronic structures at interface are elucidated successfully using soft x-ray absorption and emission spectroscopy. In order to demonstrate the versatility of this method, we...

DEVELOPMENT OF HIGH-TEMPERATURE STRAIN-GAGE BONDING MATERIALS CURABLE AT LOW TEMPERATURES (PART V) (2005)

RECHTER,H.L., HARADA,Y.

INVESTIGATIONS WERE CONDUCTED TO DEVELOP A HIGHTEMPERATURE STRAIN-GAGE CEMENT WHICH CAN BE CURED AT LOW TEMPERATURES. Various compounds were incorporated into a basic formulation consisting of...

Doping Dependent Changes in Nitrogen 2$p$ States in the Diluted Magnetic Semiconductor Ga$_{1-x}$Cr$_{x}$N (2004)

Takeuchi, T., Harada, Y., Tokushima, T., Taguchi, M., Takata, Y., Chainani, A., ...

We study the electronic structure of the recently discovered diluted magnetic semiconductor Ga$_{1-x}$Cr$_{x}$N ($x$ = 0.01-0.10). A systematic study of the changes in the $occupied$ and $unoccupied$...

Anisotropy of superconductivity of as-grown MgB$_2$ thin films by molecular beam epitaxy (2004)

Harada, Y., Udsuka, M., Nakanishi, Y., Yoshizawa, M.

Superconducting thin films of magnesium diboride (MgB$_2$) were prepared on MgO (001) substrate by a molecular beam epitaxy (MBE) method with the co-evaporation conditions of low deposition rate in...

Synthesis of as-grown superconducting MgB_2 thin films by molecular beam epitaxy in UHV conditions (2004)

Harada, Y., Udsuka, M., Nakanishi, Y., Yoshizawa, M.

As-grown superconducting MgB_2 thin films have been grown on SrTiO_3(001), MgO(001), and Al_2O_3(0001) substrates by a molecular beam epitaxy (MBE) method with novel co-evaporation conditions of low...

Dynamical symmetry breaking under core excitation in graphite: Polarization correlation in soft X-ray recombination emission (2003)

Harada, Y., Tokushima, T., Takata, Y., Takeuchi, T., Kitajima, Y., Tanaka, S., ...

A recombination emission spectrum is applied to study the local lattice distortion due to core excitation in graphite. The recombination emission spectrum reveals a long low-energy tail when the C...

Layer dependent band dispersion and correlations using tunable Soft X-ray ARPES (2003)

Kamakura, N., Takata, Y., Tokushima, T., Harada, Y., Chainani, A., Kobayashi, K., ...

Soft X-ray Angle-Resolved Photoemission Spectroscopy is applied to study in-plane band dispersions of Nickel as a function of probing depth. Photon energies between 190 and 780 eV were used to...

Kinetics of Complexation of the Macrocycles 18C6 and 12C4 Ethers with LiAsF6 in 1,2-Dimethoxyethane at 25 deg C. (2002)

Richman,H., Harada,Y., Petrucci,S.

Ultrasonic relaxation spectra of the systems LiAsF6 added to the macrocycles 18C6 or 12C4 ethers, in molar ratio R approx. = 1, in the solvent 1,2-Dimethoxyethane (DME) at t=25 deg C are reported....

Part A. Molecular Dynamics and Ionic Associations of LiAsF6 in 4-Butyrolactone Mixtures with 2-Methyl Tetrahydrofuran. Part B. Molecular Dynamics and Ionic Associations of LiBF4 in 1,2-Dimethoxymethane. (2002)

Harada,Y., Salomon,M., Petrucci,S., Delsignore,M., Farber,H.

Solutions of LiAsF6 at 298.2 K were studied by audiofrequency conductance in the concentrations range .0001-.01 Mol/Cu dm and by radiofrequency ultrasonic absorption in the concentration range 0.05 -...

PANEL - Protection Across NEtwork Layers (1999)

P. Demeester, M. Gryseels, K. Struyve, C. Brianza Italtel, G. Signorelli Sirti, R. Clemente, ...

The integration of different transport network technologies requires a better coordination between network layers such as ATM, SDH and WDM. This paper addresses specifically the problem of...

Resilience in a Multi-Layer Network (1999)

P. Demeester, M. Gryseels, C. Brianza Italtel, G. Signorelli Sirti, R. Clemente, M. Ravera Cselt, ...

. The integration of different technologies such as ATM, SDH and WDM in future multi-layer transport networks requires a better coordination between the individual network layers. Especially in the...

Space Stable Thermal Control Coatings. (1998)

Mell,R. J., Harada,Y.

An important aspect of satellite operation in a space environment is thermal control design. Various coatings having desired optical properties have been used to achieve passive thermal control of...

Graphite-Metal Carbide Composites (1998)

Harada, Y.

Investigations were conducted to determine the feasibility of fabricating metal-graphite composites by hot pressing at 2800 deg - 3000 deg C. Mixtures of calcined petroleum coke with varying amounts...

Development of Tailorable Electrically Conductive Thermal Control Material Systems (1998)

Deshpande, M.S., Harada, Y.

The optical characteristics of surfaces on spacecraft are fundamental parameters in controlling its temperature. Passive thermal control coatings with designed solar absorptance and infrared...

EFFECT OF ADDITION OF THIRD ELEMENT IN HIGH SILICON-IRON ALLOY (1988)

Nakamura, H., Tsuya, N., Saito, Y., Katsumata, Y., Harada, Y.

Quick quenching of high-silicon iron electric sheet with a third element, suppressed the formation of B2 superlattice. Using the single crystals, we found a dramatic decrease of room temperature...

MAGNETO-OPTICAL PROPERTIES OF ALUMITE DISC MATERIAL (1988)

Tsuya, N., Tokushima, T., Nagayama, S., Shiraki, M., Nakamura, N., Harada, Y., ...

Magnetic alumite discs were obtained using anodic oxidation method. An additional chemical texture process was effective in improving tribological and magnetic recording characteristics. These discs...

EFFECT OF ADDITION OF THIRD ELEMENT IN HIGH SILICON-IRON ALLOY (1988)

Nakamura, H., Tsuya, N., Saito, Y., Katsumata, Y., Harada, Y.

Quick quenching of high-silicon iron electric sheet with a third element, suppressed the formation of B2 superlattice. Using the single crystals, we found a dramatic decrease of room temperature...

MAGNETO-OPTICAL PROPERTIES OF ALUMITE DISC MATERIAL (1988)

Tsuya, N., Tokushima, T., Nagayama, S., Shiraki, M., Nakamura, N., Harada, Y., ...

Magnetic alumite discs were obtained using anodic oxidation method. An additional chemical texture process was effective in improving tribological and magnetic recording characteristics. These discs...

EFFECT OF ADDITION OF THIRD ELEMENT IN HIGH SILICON-IRON ALLOY (1988)

Nakamura, H., Tsuya, N., Saito, Y., Katsumata, Y., Harada, Y.

Quick quenching of high-silicon iron electric sheet with a third element, suppressed the formation of B2 superlattice. Using the single crystals, we found a dramatic decrease of room temperature...

MAGNETO-OPTICAL PROPERTIES OF ALUMITE DISC MATERIAL (1988)

Tsuya, N., Tokushima, T., Nagayama, S., Shiraki, M., Nakamura, N., Harada, Y., ...

Magnetic alumite discs were obtained using anodic oxidation method. An additional chemical texture process was effective in improving tribological and magnetic recording characteristics. These discs...

Efficacy of oral administration of live herpes simplex virus type 1 as a vaccine.

Irie, H, Harada, Y, Kataoka, M, Nagamuta, M, Moriya, Y, Handa, M, ...

Mice given herpes simplex virus type 1 (HSV-1) (Miyama +GC strain) intragastrically via a stainless-steel cannula were rendered immune to subsequent lethal intraperitoneal (i.p.) challenge with...

Coupling of protein surface hydrophobicity change to ATP hydrolysis by myosin motor domain.

Suzuki, M, Shigematsu, J, Fukunishi, Y, Harada, Y, Yanagida, T, Kodama, T

Dielectric spectroscopy with microwaves in the frequency range between 0.2 and 20 GHz was used to study the hydration of myosin subfragment 1 (S1). The data were analyzed by a method recently...

Molecular cloning and expression of a cDNA encoding an olfactory-specific mouse phenol sulphotransferase.

Tamura, H O, Harada, Y, Miyawaki, A, Mikoshiba, K, Matsui, M

Previously we demonstrated the presence of phenol sulphotransferase (P-ST) in mouse nasal cytosols and identified its zonal location in mouse nasal cavity by staining with an antiserum raised against...

Multiple- and single-molecule analysis of the actomyosin motor by nanometer-piconewton manipulation with a microneedle: unitary steps and forces.

Ishijima, A, Kojima, H, Higuchi, H, Harada, Y, Funatsu, T, Yanagida, T

We have developed a new technique for measurements of piconewton forces and nanometer displacements in the millisecond time range caused by actin-myosin interaction in vitro by manipulating single...

Direct inhibition of the actomyosin motility by local anesthetics in vitro.

Tsuda, Y, Mashimo, T, Yoshiya, I, Kaseda, K, Harada, Y, Yanagida, T

Using a recently developed in vitro motility assay, we have demonstrated that local anesthetics directly inhibit myosin-based movement of single actin filaments in a reversible dose-dependent manner....

Single-molecule imaging of RNA polymerase-DNA interactions in real time.

Harada, Y, Funatsu, T, Murakami, K, Nonoyama, Y, Ishihama, A, Yanagida, T

Using total internal reflection fluorescence microscopy, we have directly observed individual interactions of single RNA polymerase molecules with a single molecule of lambda-phage DNA suspended in...

Differential effects of carbon dioxide and pH on central chemoreceptors in the rat in vitro.

Harada, Y, Kuno, M, Wang, Y Z

The brain stem, cervical cord and attached phrenic nerve were excised from neonatal rats and superfused in vitro. Respiratory activity was recorded from the phrenic nerve following transection of all...

The calcium component of the action potential in spinal motoneurones of the rat.

Harada, Y, Takahashi, T

Intracellular recordings were made from motoneurones of the neonatal rat (1-14 days old) spinal cord isolated and perfused in vitro. An increase in extracellular Ca2+ concentration from 2 to 20 mM...

Efficacy of oral administration of live herpes simplex virus type 1 as a vaccine.

Irie, H, Harada, Y, Kataoka, M, Nagamuta, M, Moriya, Y, Handa, M, ...

Mice given herpes simplex virus type 1 (HSV-1) (Miyama +GC strain) intragastrically via a stainless-steel cannula were rendered immune to subsequent lethal intraperitoneal (i.p.) challenge with...

Coupling of protein surface hydrophobicity change to ATP hydrolysis by myosin motor domain.

Suzuki, M, Shigematsu, J, Fukunishi, Y, Harada, Y, Yanagida, T, Kodama, T

Dielectric spectroscopy with microwaves in the frequency range between 0.2 and 20 GHz was used to study the hydration of myosin subfragment 1 (S1). The data were analyzed by a method recently...

Differential effects of carbon dioxide and pH on central chemoreceptors in the rat in vitro.

Harada, Y, Kuno, M, Wang, Y Z

The brain stem, cervical cord and attached phrenic nerve were excised from neonatal rats and superfused in vitro. Respiratory activity was recorded from the phrenic nerve following transection of all...

The calcium component of the action potential in spinal motoneurones of the rat.

Harada, Y, Takahashi, T

Intracellular recordings were made from motoneurones of the neonatal rat (1-14 days old) spinal cord isolated and perfused in vitro. An increase in extracellular Ca2+ concentration from 2 to 20 mM...

Molecular cloning and expression of a cDNA encoding an olfactory-specific mouse phenol sulphotransferase.

Tamura, H O, Harada, Y, Miyawaki, A, Mikoshiba, K, Matsui, M

Previously we demonstrated the presence of phenol sulphotransferase (P-ST) in mouse nasal cytosols and identified its zonal location in mouse nasal cavity by staining with an antiserum raised against...

Multiple- and single-molecule analysis of the actomyosin motor by nanometer-piconewton manipulation with a microneedle: unitary steps and forces.

Ishijima, A, Kojima, H, Higuchi, H, Harada, Y, Funatsu, T, Yanagida, T

We have developed a new technique for measurements of piconewton forces and nanometer displacements in the millisecond time range caused by actin-myosin interaction in vitro by manipulating single...

Direct inhibition of the actomyosin motility by local anesthetics in vitro.

Tsuda, Y, Mashimo, T, Yoshiya, I, Kaseda, K, Harada, Y, Yanagida, T

Using a recently developed in vitro motility assay, we have demonstrated that local anesthetics directly inhibit myosin-based movement of single actin filaments in a reversible dose-dependent manner....

Single-molecule imaging of RNA polymerase-DNA interactions in real time.

Harada, Y, Funatsu, T, Murakami, K, Nonoyama, Y, Ishihama, A, Yanagida, T

Using total internal reflection fluorescence microscopy, we have directly observed individual interactions of single RNA polymerase molecules with a single molecule of lambda-phage DNA suspended in...

Effect of lipopolysaccharide on thymidine salvage as related to macrophage activation.

Harada, Y, Nagao, S, Nakamura, M, Okada, F, Tanigawa, Y

Lipopolysaccharide (LPS), known as one of the potent activators of macrophages, has inhibitory effects on the proliferation of normal macrophages and macrophage-like cell lines. We report here that...

Osteonecrosis in patients with systemic lupus erythematosus develops very early after starting high dose corticosteroid treatment

Oinuma, K, Harada, Y, Nawata, Y, Takabayashi, K, Abe, I, Kamikawa, K, ...

OBJECTIVES—To investigate the actual time of onset of osteonecrosis (ON) after high dose corticosteroid treatment in systemic lupus erythematosus (SLE).
METHODS—72 patients with active SLE, who...

Multinucleated cells in pigmented villonodular synovitis and giant cell tumor of tendon sheath express features of osteoclasts.

Darling, J. M., Goldring, S. R., Harada, Y., Handel, M. L., Glowacki, J., Gravallese, E. M.

Pigmented villonodular synovitis (PVNS) and the histologically related lesion giant cell tumor of tendon sheath (GCTTS) are idiopathic, proliferative lesions that can induce osteolysis and formation...

Identification of cell types responsible for bone resorption in rheumatoid arthritis and juvenile rheumatoid arthritis.

Gravallese, E. M., Harada, Y., Wang, J. T., Gorn, A. H., Thornhill, T. S., Goldring, S. R.

Focal resorption of bone at the bone-pannus interface is common in rheumatoid arthritis (RA) and juvenile rheumatoid arthritis (JRA) and can result in significant morbidity. However, the specific...

Reduced resistance to Pseudomonas septicaemia in diabetic mice.

Kitahara, Y, Ishibashi, T, Harada, Y, Takamoto, M, Tanaka, K

Antibacterial resistance in a diabetic state was studied using experimental Pseudomonas infection in streptozotocin (SZ) induced diabetic mice. The results obtained were as follows: (1) there was no...