M. Ueda

Metastable quantum phase transitions in a periodic one-dimensional Bose gas: II. Many-body theory (2009)

Kanamoto, R., Carr, L. D., Ueda, M.

We show that quantum solitons in the Lieb-Liniger Hamiltonian are precisely the yrast states. We identify such solutions clearly with Lieb's type II excitations from weak to strong interactions,...

Ultracold Gases of Ytterbium: Ferromagnetism and Mott States in an SU(6) Fermi System (2009)

Cazalilla, M. A., Ho, A. F., Ueda, M.

It is argued that ultracold quantum degenerate gas of ytterbium $^{173}$Yb atoms having nuclear spin $I = 5/2$ exhibits an enlarged SU$(6)$ symmetry. Within the Landau Fermi liquid theory, stability...

Metastable Quantum Phase Transitions in a Periodic One-dimensional Bose Gas: Mean-Field and Bogoliubov Analyses (2009)

Kanamoto, R., Carr, L. D., Ueda, M.

We generalize the concept of quantum phase transitions, which is conventionally defined for a ground state and usually applied in the thermodynamic limit, to one for \emph{metastable states} in...

Coherent collapse of a dipolar Bose-Einstein condensate for different trap geometries (2009)

Metz, J, Lahaye, T, Fröhlich, B, Griesmaier, A, Pfau, T, Saito, H, ...

We experimentally investigate the collapse dynamics of dipolar Bose- Einstein condensates of chromium atoms in different harmonic trap geometries, from prolate to oblate. The evolutions of the...

ABSTRACTS (2009)

Abdelwahab, A., Gardner, M., Parkash, R., Basta, M., Sapp, J., Veltmann, C., ...

Introduction: Scar-related ventricular tachycardia (VT) is often unmappable. Data regarding the outcomes of ablation for mappable vs unmappable VT are lacking. Methods: Catheter ablation of...

Direct evaporative cooling of 41K into a Bose-Einstein condensate (2008)

Kishimoto, T., Kobayashi, J., Noda, K., Aikawa, K., Ueda, M., Inouye, S.

We have investigated the collisional properties of 41K atoms at ultracold temperature. To show the possibility to use 41K as a coolant, a Bose-Einstein condensate of 41K atoms in the stretched state...

Performance of indirect immunofluorescence assay, immunochromatography assay and reverse transcription-polymerase chain reaction for detecting human respiratory syncytial virus in nasopharyngeal aspirate samples (2008)

Oliveira, CAF, Souza, MCO, Pecchini, R, Matsumoto, TK, Berezin, E, ...

Comparison of the use of indirect immunofluorescence assay (IFA), immunochromatography assay (ICA-BD) and reverse transcription-polymerase chain reaction (RT-PCR) for detecting human respiratory...

Design and Construction of a150kV/300A/1µs Blumlein Pulser (2008)

J. O. Rossi, M. Ueda, J. J. Barroso

Abstract:- Blumlein pulsers are well suited devices for high voltage pulse generation in the range of nanoseconds or microseconds. They consist of pieces of transmission lines charged in parallel and...

Solitary metastasis of renal cell carcinoma to the third ventricular choroid plexus with rapid clinical manifestation by intratumoral hemorrhage (2008)

Tomiyama, A, Nakayama, H, Aoki, K, Ueda, M

Polarization switching phenomena in semipolar InxGa1-xN/GaN quantum well active layers (2008)

Ueda, M, Funato, M, Kojima, K, Kawakami, Y, Narukawa, Y, Mukai, T

We report the observation of optical polarization switching in InxGa1−xN/GaN quantum well active layers, using semipolar {11[overline 2]2} planes. When the In composition is less than ~30%, the...

Heteronuclear fermionic superfluids with spin degrees of freedom (2008)

Dickerscheid, D. B. M., Kawaguchi, Y., Ueda, M.

We present a theory of spinor superfluidity in a two-species heteronuclear ultracold fermionic atomic gas consisting of arbitrary half-integer spin and one-half spin atoms. In particular, we focus on...

Polarization switching phenomena in semipolar InxGa1-xN/GaN quantum well active layers (2008)

Ueda, M, Funato, M, Kojima, K, Kawakami, Y, Narukawa, Y, Mukai, T

Emission color tunable light-emitting diodes composed of InGaN multifacet quantum wells (2008)

Funato, M, Hayashi, K, Ueda, M, Kawakami, Y, Narukawa, Y, Mukai, T

Additive color mixture of emission from InGaN/GaN quantum wells on structure-controlled GaN microfacets (2007)

Ueda, M, Kondou, T, Hayashi, K, Funato, M, Kawakami, Y, Narukawa, Y, ...

Fabrication of a three-dimensional micro-manipulator by laser irradiation and electrochemical techniques and the effect of electrolytes on its performance (2007)

Kikuchi, T., Akiyama, Y., Ueda, M., Sakairi, M., Takahashi, H.

Ribbon type and three-dimensional micro-actuators, consisting of three-layer structure of acrylic acid resin / Au / polypyrrole, were fabricated by aluminum anodizing, laser irradiation, and...

Additive color mixture of emission from InGaN/GaN quantum wells on structure-controlled GaN microfacets (2007)

Ueda, M., Kondou, T., Hayashi, K., Funato, M., Kawakami, Y., Narukawa, Y., ...

Mechanisms of metalorganic vapor phase epitaxy of InGaN quantum wells on GaN microfacet structures (2007)

Ueda, M, Hayashi, K, Kondou, T, Funato, M, Kawakami, Y, Narukawa, Y, ...

Structural and electromagnetic characterizations of Fe-SrF2 granular films (2006)

Hosoya, H., Arita, M., Hamada, K., Takahashi, Y., Higashi, K., Oda, K., ...

We investigate composite Fe–SrF2 films to explore new materials showing the granular-type tunnelling magnetoresistance (TMR) effect. The films are composed of Fe nano-particles embedded in a SrF2...

Epitaxial growth and optical properties of semipolar (11(2)over-bar2) GaN and InGaN/GaN quantum wells on GaN bulk substrates (2006)

Ueda, M, Kojima, K, Funato, M, Kawakami, Y, Narukawa, Y, Mukai, T

Local Deposition of Polypyrrole on Aluminum by Anodizing, Laser Irradiation, and Electrolytic Polymerization and Its Application to the Fabrication of Micro-actuators (2006)

Akiyama, Y., Kikuchi, T., Ueda, M., Iida, M., Sakairi, M., Takahashi, H.

Polypyrrole was deposited at selected areas on aluminum by anodizing, laser irradiation, and electrolytic polymerization, and the application of the technique for fabricating micro-actuators was...

Quantum-statistical mechanics of an atom-dimer mixture: Lee-Yang cluster expansion approach (2006)

Ohkuma, T, Ueda, M

Dielectrophoretic fabrication and characterization of a ZnO nanowire-based UV photosensor (2006)

Suehiro, J, Nakagawa, N, Hidaka, S, Ueda, M, Imasaka, K, Higashihata, M, ...

Wide-gap semiconductors with nanostructures such as nanoparticles, nanorods, nanowires are promising as a new type of UV photosensor. Recently, ZnO (zinc oxide) nanowires have been extensively...

Fusion reaction of halo nuclei: A real-time wave-packet method for three-body tunneling dynamics (2006)

Nakatsukasa, T., Ito, M., Yabana, K., Ueda, M.

We investigate fusion cross section of a nucleus with a valence neutron, using the time-dependent wave-packet method. For a stable projectile, in which the valence neutron is tightly bound (e_n < -3...

Blue, green, and amber InGaN/GaN light-emitting diodes on semipolar {1122} GaN bulk substrates (2006)

Funato, M, Ueda, M, Kawakami, Y, Narukawa, Y, Kosugi, T, Takahashi, M, ...

Ordered supramolecular assembly of porphyrin-fullerene composites on nanostructured SnO2 electrodes (2006)

Kang, SC, Umeyama, T, Ueda, M, Matano, Y, Hotta, H, Yoshida, K, ...

Epitaxial growth and optical properties of semipolar (11(2)over-bar2) GaN and InGaN/GaN quantum wells on GaN bulk substrates (2006)

Ueda, M, Kojima, K, Funato, M, Kawakami, Y, Narukawa, Y, Mukai, T

Vacuum Rabi oscillations in a macroscopic superconducting qubit LC oscillator system (2005)

Johansson, J., Saito, S., Meno, T., Nakano, H., Ueda, M., Semba, K., ...

We have observed the coherent exchange of a single energy quantum between a flux qubit and a superconducting LC circuit acting as a quantum harmonic oscillator. The exchange of an energy quantum is...

Parametric control of a superconducting flux qubit (2005)

Saito, S., Meno, T., Ueda, M., Tanaka, H., Semba, K., Takayanagi, H.

Parametric control of a superconducting flux qubit has been achieved by using two-frequency microwave pulses. We have observed Rabi oscillations stemming from parametric transitions between the qubit...

Artificial control of ZnO nanodots by ion-beam nanopatterning (2005)

Kim, SW, Ueda, M, Funato, M, Fujita, S, Fujita, S

Enzymatic polymerization behavior using cellulose-binding domain deficient endoglucanase II (2005)

Nakamura, I, Yoneda, H, Maeda, T, Makino, A, Ohmae, M, Sugiyama, J, ...

Artificial control of ZnO nanodots by ion-beam nanopatterning (2005)

Kim, SW, Ueda, M, Funato, M, Fujita, S, Fujita, S

Promotion of Thyroid Carcinogenesis by para-aminobenzoic Acid in Rats Initiated with N-bis(2-hydroxypropyl)nitrosamine (2005)

Hasumura, M., Imai, T., Takizawa, T., Ueda, M., Onose, J., Hirose, M.

Sulfonamide analogues of para-aminobenzoic acid (PABA), a precursor of folate synthesis, have beneficial effects as antifolate, but thyroid peroxidase inhibition has been reported as a side effect...

Promotion of thyroid carcinogenesis by para-aminobenzoic acid in rats initiated with N-bis(2-hydroxypropyl)nitrosamine (2005)

Hasumura, M., Imai, T., Takizawa, T., Ueda, M., Onose, J., Hirose, M.

Sulfonamide analogues of para-aminobenzoic acid (PABA), a precursor of folate synthesis, have beneficial effects as antifolate but thyroid peroxidase-inhibition has been reported as a side effect...

Electrophoresis of long deoxyribonucleic acid in curved channels: The effect of channel width on migration dynamics (2004)

Ueda, M, Hayama, T, Takamura, Y, Horiike, Y, Dotera, T, Baba, Y

Signal estimation and threshold optimization using an array of bithreshold elements (2004)

Sato, AH, Ueda, M, Munakata, T

A theoretical analysis of flux-qubit measurements with a dc-SQUID (2004)

Nakano, H., Tanaka, H., Saito, S., Semba, K., Takayanagi, H., Ueda, M.

The readout process of a superconducting flux-qubit is theoretically analyzed in terms of the quantum dynamics of a qubit-SQUID coupled system during measurement. The quantity directly observed by...

Multiphoton transitions in a macroscopic quantum two-state system (2004)

Saito, S., Thorwart, M., Tanaka, H., Ueda, M., Nakano, H., Semba, K., ...

We have observed multiphoton transitions between two macroscopic quantum-mechanical superposition states formed by two opposite circulating currents in a superconducting loop with three Josephson...

Fabrication and characterization of self- and artificially-assembled ZnO nanodots (2004)

Kim, SW, Ueda, M, Fujita, S

Selective growth of ZnO nanodots prepared by metalorganic chemical vapor deposition on focused-ion beam-nanopatterned substrates (2004)

Kim, SW, Kotani, T, Ueda, M, Fujita, S, Fujita, S

Focused ion beam patterning for fabrication of periodical two-dimensional zinc oxide nanodot arrays (2004)

Ueda, M, Kim, SW, Fujita, S, Fujita, S

Artificial control of ZnO nanostructures grown by metalorganic chemical vapor deposition (2004)

Fujita, S, Kim, SW, Ueda, M, Fujita, S

A new technique of microvascular suturing: the chopstick rest technique (2004)

YAJIMA, K, YAMAMOTO, Y, NOHIRA, K, SHINTOMI, Y, Blondeel, Phillip, SEKIDO, M, ...

Two Dimensional Computer Simulation of Plasma Immersion Ion Implantation (2004)

K. G. Kostov, J. J. Barroso, M. Ueda

The biggest advantage of plasma immersion ion implantation (PIII) is the capability of treating objects with irregular geometry without complex manipulation of the target holder. The effectiveness of...

Selective formation of ZnO nanodots on nanopatterned substrates by metalorganic chemical vapor deposition (2003)

Kim, SW, Kotani, T, Ueda, M, Fujita, S, Fujita, S

Selective formation of ZnO nanodots on nanopatterned substrates by metalorganic chemical vapor deposition (2003)

Kim, SW, Kotani, T, Ueda, M, Fujita, S, Fujita, S

Growth of ZnO nanorods on A-plane (11(2)over-bar-0) sapphire by metal-organic vapor phase epitaxy (2003)

Maejima, K, Ueda, M, Fujita, S, Fujita, S

Self-tailored one-dimensional ZnO nanodot arrays formed by metalorganic chemical vapor deposition (2003)

Kim, SW, Ueda, M, Kotani, T, Fujita, S, Fujita, S

Proton spin relaxation induced by quantum tunneling in Fe8 molecular nanomagnet (2002)

Ueda, M, Maegawa, S, Kitagawa, S

Evaluation of Effective Astrophysical S factor for Non-Resonant Reactions (2002)

Ueda, M., Sargeant, A. J., Pato, M. P., Hussein, M. S.

We derived analytic formulas of the effective S astrophysical S factor,S^eff for a non-resonant reaction of charged particles using a Taylor expension of the astrophysical S factor and a uniform...

Structure functions of unstable lithium isotopes (2002)

Saito, K., Ueda, M., Tsushima, K., Thomas, A. W.

Structure functions of unstable lithium isotopes (2002)

Saito, K., Ueda, M., Tsushima, K., Thomas, A. W.

Proton spin relaxation induced by quantum tunneling in Fe8 molecular nanomagnet (2002)

Ueda, M, Maegawa, S, Kitagawa, S

Effects of magnetic anisotropy on magnetization in molecular mesoscopic magnet Fe8 (2001)

Ueda, M, Maegawa, S, Miyasaka, H, Kitagawa, S

An n-alkane-responsive promoter element found in the gene encoding the peroxisomal protein of Candida tropicalis does not contain a C-6 zinc cluster DNA-binding motif (2000)

Kanai, T, Hara, A, Kanayama, N, Ueda, M, Tanaka, A

Self-aligned formation of a vertical-type micro field emitter with a volcano-shaped gate electrode protruding towards the cathode by focused ion-beam sputter etching and deposition (1999)

Gotoh, Y, Fujita, N, Tsuji, H, Ishikawa, J, Nagamachi, S, Ueda, M

Role of inhaled nitric oxide in ischaemia-reperfusion injury in the perfused rabbit lung (1999)

Ishibe, Y., Liu, R., Ueda, M., Mori, K., Miura, N.

Laparoscopically Resected Foregut Cyst Adjacent to the Right Adrenal Gland (1998)

E. Yamamoto, H. Nakayama, N. Ozaki, Y. Kitamura, M. Funatsuka, M. Ueda, ...

A case of 49-year-old woman with a retroperitoneal undifferentiated foregut cyst attached to the right adrenal gland is reported. The bronchogenic cyst is a type of foregut cyst with a cartilage...

Human large luteal cells in the menstrual cycle and early pregnancy express leukotriene A4 hydrolase (1998)

Hattori, N, Fujiwara, H, Maeda, M, Yoshioka, S, Higuchi, T, Mori, T, ...

A monoclonal antibody, HCL-2, raised against human luteal cells reacts with apolipoprotein-B and detects the uptake of low density lipoprotein by luteinizing granulosa cells (1998)

Yamada, S, Fujiwara, H, Ueda, M, Honda, T, Nakayama, T, Higuchi, T, ...

Human pancreatic RNase1-human epidermal growth factor fusion: an entirely human 'immunotoxin analog' with cytotoxic properties against squamous cell carcinomas (1998)

Psarras, K, Ueda, M, Yamamura, T, Ozawa, S, Kitajima, M, Aiso, S, ...

Immunohistochemical localization of the LH/HCG receptor in human ovary: HCG enhances cell surface expression of LH/HCG receptor on luteinizing granulosa cells in vitro (1997)

Takao, Y, Honda, T, Ueda, M, Hattori, N, Yamada, S, Maeda, M, ...

Activation of the erythropoietin promoter by a point mutation from GATA to TATA in the -30 region (1997)

Tsuchiya, T., Okada, M., Ueda, M., Yasukochi, Y.

Integrin alpha5 is expressed on human luteinizing granulosa cells during corpus luteum formation, and its expression is enhanced by human chorionic gonadotrophin in vitro (1997)

Honda, T, Fujiwara, H, Yamada, S, Fujita, K, Nakamura, K, Nakayama, T, ...

Measurement of monoenergetic neutrons from $\overline{p}d$ reaction at rest (1996)

Chiba, M, Doi, K, Fujitani, T, Inoue, K, Iwahori, J, Kawaguti, M, ...

Nonadiabatic analysis of the Josephson critical current influenced by quantum phase fluctuations (1994)

Geigenmuller, U., Ueda, M.

The early phenomena of restenosis following percutaneous transluminal coronary angioplasty (1991)

Ueda, M, Becker, AE, Fujimoto, T, Tsukada, T

In man the early onset of fibrocellular tissue reaction, which leads to restenosis following an initial successful percutaneous transluminal coronary angioplasty, has been poorly documented because...

Bacterial endocarditis of the aortic valve with septic coronary embolism and myocardial infarction in a 4-month old baby (1986)

UEDA, M., BECKER, A. E., FUJIMOTO, T., TAMAI, H.

4-month old baby, who developed infective endocarditis of the aortic valve following purulent arthritis of the hip joint, is presented. The baby developed signs of myocardial infarction and died...

D-Glucose anomeric preference of hexokinases in higher animals (1978)

Okuda, J., Miwa, I., Inagaki, K., Ueda, M., Taketa, K.

Biochemical alterations during medication withdrawal in Parkinson's disease with and without neuroleptic malignant-like syndrome

Ueda, M, Hamamoto, M, Nagayama, H, Okubo, S, Amemiya, S, Katayama, Y

The object was to assess alterations in CSF concentrations of monoamine metabolites during withdrawal of medication in patients with Parkinson's disease in relation to the presence or absence of...

Reliability of MIBG myocardial scintigraphy in the diagnosis of Parkinson's disease

Nagayama, H, Hamamoto, M, Ueda, M, Nagashima, J, Katayama, Y

Patients/Methods: A series of 391 outpatients showing one or more parkinsonian-like symptoms was longitudinally followed up for accurate clinical diagnosis. MIBG scintigraphy was performed in the...

Mast cell chymase in pulmonary hypertension

Mitani, Y., Ueda, M., Maruyama, K., Shimpo, H., Kojima, A., Matsumura, M., ...

Mast cells are known to be involved in various types of tissue remodelling but their role in pulmonary hypertension is still poorly understood. Two subtypes of mast cells have recently been...

Contracts and Money.

Jovanovic, B., Ueda, M.

We study the principal-agent problem when there is nominal risk. We find that when nominal data are gathered with delay, fully indexed contracts are not time consistent, not renegociation proof.

Stock-Returns and Inflation in a Principal-Agent Economy

Jovanovic, B., Ueda, M.

We study a monetary in which final goods sell on spot markets, while labor and dividends sell through contracts. Firms and workers confuse absolute and relative price changes: A positive price-level...

Laparoscopically Resected Foregut Cyst Adjacent to the Right Adrenal Gland

Yamamoto, E., Nakayama, H., Ozaki, N., Kitamura, Y., Funatsuka, M., Ueda, M., ...

A case of 49-year-old woman with a retroperitoneal undifferentiated foregut cyst attached to the right adrenal gland is reported. The bronchogenic cyst is a type of foregut cyst with a cartilage...

Lactoferrin Glu561Asp facilitates secondary amyloidosis in the cornea

Araki-Sasaki, K, Ando, Y, Nakamura, M, Kitagawa, K, Ikemizu, S, Kawaji, T, ...

Aim: To elucidate the pathogenic mechanism of amyloid formation in corneal amyloidosis with trichiasis.

Midkine as a prognostic biomarker in oral squamous cell carcinoma

Ota, K, Fujimori, H, Ueda, M, Shiniriki, S, Kudo, M, Jono, H, ...

The aim of this study was to evaluate serum midkine (S-MK) concentrations as a prognostic tumour marker in oral squamous cell carcinoma (OSCC). We measured S-MK concentrations in patients with OSCC...

Effect of endogenous and exogenous EGF on the growth of EGF receptor-hyperproducing human squamous cell carcinoma implanted in nude mice.

Kitagawa, Y., Ueda, M., Ando, N., Ozawa, S., Kitajima, M.

The effect of epidermal growth factor (EGF) on the biological behaviour of human tumours in vivo is still controversial. We investigated the effect of EGF on the growth of an EGF...

Mutations of the β- and γ-catenin genes are uncommon in human lung, breast, kidney, cervical and ovarian carcinomas

Ueda, M, Gemmill, R M, West, J, Winn, R, Sugita, M, Tanaka, N, ...

β-catenin forms complexes with Tcf and Lef-1 and functions as a transcriptional activator in the Wnt signalling pathway. Although recent investigations have been focused on the role of the...