Kanamori, Issaku, Suzuki, Hiroshi
We illustrate some physical application of a lattice formulation of the two-dimensional $\mathcal{N}=(2,2)$ supersymmetric SU(2) Yang-Mills theory with a (small) supersymmetry breaking scalar mass....
Kanamori, Issaku, Suzuki, Hiroshi
By numerically investigating the conservation law of the supercurrent, we confirm the restoration of supersymmetry in Sugino's lattice formulation of the two-dimensional $\mathcal{N}=(2,2)$...
Vitrification of Canine Oocytes (2008)
Yasuyuki Abe, Dong-Soo Lee, Sang-Keun Kim, Hiroshi Suzuki
The objective of the present study was to compare the vitrification method for cryopreservation of canine oocytes. Canine cumulus-oocyte complexes (COCs) were collected from ovaries, and were...
Vitrification of Canine Oocytes (2008)
Yasuyuki Abe, Dong-Soo Lee, Sang-Keun Kim, Hiroshi Suzuki
The objective of the present study was to compare the vitrification method for cryopreservation of canine oocytes. Canine cumulus-oocyte complexes (COCs) were collected from ovaries, and were...
Observing dynamical supersymmetry breaking with euclidean lattice simulations (2007)
Kanamori, Issaku, Sugino, Fumihiko, Suzuki, Hiroshi
A strict positivity of the ground-state energy is a necessary and sufficient condition for spontaneous supersymmetry breaking. This ground-state energy may be directly determined from the expectation...
Euclidean lattice simulation for the dynamical supersymmetry breaking (2007)
Kanamori, Issaku, Sugino, Fumihiko, Suzuki, Hiroshi
The global supersymmetry is spontaneously broken if and only if the ground-state energy is strictly positive. We propose to use this fact to observe the spontaneous supersymmetry breaking in...
Numerical results of two-dimensional N=(2,2) super Yang-Mills theory (2007)
Fukaya, Hidenori, Kanamori, Issaku, Suzuki, Hiroshi, Takimi, Tomohisa
We report the results of a numerical simulation of a lattice formulation of the two-dimensional N=(2,2) super Yang-Mills theory proposed by Suzuki and Taniguchi. We measure the 1-point functions and...
Four-dimensional lattice chiral gauge theories with anomalous fermion content (2007)
Kikukawa, Yoshio, Suzuki, Hiroshi
In continuum field theory, it has been discussed that chiral gauge theories with Weyl fermions in anomalous gauge representations (anomalous gauge theories) can consistently be quantized, provided...
Ogino, Hideki, Nozaki, Tadashige, Gunji, Akemi, Maeda, Miho, Suzuki, Hiroshi, Ohta, Tsutomu, ...
No abstract available.
Perturbative spectrum of a Yukawa-Higgs model with Ginsparg-Wilson fermions (2007)
A Yukawa-Higgs model with Ginsparg-Wilson (GW) fermions, proposed recently by Bhattacharya, Martin and Poppitz as a possible lattice formulation of chiral gauge theories, is studied. A simple...
Two-dimensional N=(2,2) super Yang-Mills theory on computer (2007)
We carry out preliminary numerical study of Sugino's lattice formulation \cite{Sugino:2004qd,Sugino:2004qdf} of the two-dimensional $\mathcal{N}=(2,2)$ super Yang-Mills theory (2d $\mathcal{N}=(2,2)$...
Depression in the early stages of Pick's disease. (2007)
Suzuki, Hiroshi, Kuroda, Shigetoshi, Ishizu, Hideki, Fujisawa, Yoshikatsu, Sasaki, Ken
To better understand the nature of the symptoms of depression in the early stages of Pick's disease, we performed a retrospective study of the medical records of eight patients who were originally...
Ogino, Hideki, Nozaki, Tadashige, Gunji, Akemi, Maeda, Miho, Suzuki, Hiroshi, Ohta, Tsutomu, ...
Abstract Background Many lines of evidence suggest that poly(ADP-ribose) polymerase-1 (Parp-1) is involved in transcriptional regulation of various genes as a coactivator or a corepressor by...
Technological innovation customer-centred or market-centred (2006)
Many businesses promise customer satisfaction to society. The typical Japanese way is customer-centred and different from the global approach, i.e., a market-centred one. More than the former, the...
Technological innovation customer-centred or market-centred (2006)
Many businesses promise customer satisfaction to society. The typical Japanese way is customer-centred and different from the global approach, i.e., a market-centred one. More than the former, the...
Overlap Fermion in External Gravity (2006)
So, Hiroto, Hayakawa, Masashi, Suzuki, Hiroshi
On a lattice, we construct an overlap Dirac operator which describes the propagation of a Dirac fermion in external gravity. The local Lorentz symmetry is manifestly realized as a lattice gauge...
Freeze-dried Spermatozoa and Freeze-dried Sperm Injection into Oocytes (2006)
Attempts to freeze-dry spermatozoa are not new. Successful conception and full-term development using freeze-dried spermatozoa were reported in the cow and rabbit prior to 1960. However, these...
Freeze-dried Spermatozoa and Freeze-dried Sperm Injection into Oocytes (2006)
Attempts to freeze-dry spermatozoa are not new. Successful conception and full-term development using freeze-dried spermatozoa were reported in the cow and rabbit prior to 1960. However, these...
Suzuki, Hiroshi, Kuroda, Shigetoshi, Ishizu, Hideki, Yamamoto, Tomoyuki, Kawada, Ryusuke
We studied the causes and treatments of delirium in 43 patients admitted to the geriatric-psychiatric ward of a hospital in Japan. Patients studied were divided into three groups according to the...
Note on massless bosonic states in two-dimensional field theories (2006)
Fukaya, Hidenori, Hayakawa, Masashi, Kanamori, Issaku, Suzuki, Hiroshi, Takimi, Tomohisa
In a wide class of $G_L\times G_R$ invariant two-dimensional super-renormalizable field theories, the parity-odd part of the two-point function of global currents is completely determined by a...
Overlap lattice fermion in a gravitational field (2006)
Hayakawa, Masashi, So, Hiroto, Suzuki, Hiroshi
We construct a lattice Dirac operator of overlap type that describes the propagation of a Dirac fermion in an external gravitational field. The local Lorentz symmetry is manifestly realized as a...
Isolation and Identification of an Actin Gene From Babesia gibsoni (2006)
Jinlin Zhou, Bing Huang, Hiroshi Suzuki, Kozo Fujisaki, Ikuo Igarashi, Xuenan Xuan
Gauge Anomaly associated with the Majorana Fermion in $8k+1$ dimensions (2006)
Hayakawa, Masashi, Suzuki, Hiroshi
Using an elementary method, we show that an odd number of Majorana fermions in $8k+1$ dimensions suffer from a gauge anomaly that is analogous to the Witten global gauge anomaly. This anomaly cannot...
Zero-dimensional analogue of the global gauge anomaly (2005)
A zero-dimensional analogue of Witten's global gauge anomaly is considered. For example, a zero-dimensional reduction of the two-dimensional $\SO(2N)$ Yang-Mills theory with a single Majorana-Weyl...
Vitamin E Is Essential for Mouse Placentation but Not for Embryonic Development Itself (2005)
Kou-ichi Jishage, Takanori Tachibe, Tsuneo Ito, Norihito Shibata, Shigeo Suzuki, Toshio Mori, ...
Vitamin E (alpha-tocopherol) was discovered 80 years ago to be an indispensable nutrient for reproduction in the female. However, it has not been clarified when or where vitamin E is required during...
Freeze-drying in Mouse Spermatozoa (2005)
Cryopreservation of mouse spermatozoa has been widely applied for maintenance of genetically modified mouse strains. Although cryopreservation of spermatozoa is simpler, less time-consuming, and less...
Freeze-drying in Mouse Spermatozoa (2005)
Cryopreservation of mouse spermatozoa has been widely applied for maintenance of genetically modified mouse strains. Although cryopreservation of spermatozoa is simpler, less time-consuming, and less...
Two-dimensional N=(2,2) super Yang-Mills theory on the lattice via dimensional reduction (2005)
Suzuki, Hiroshi, Taniguchi, Yusuke
The N=(2,2) extended super Yang-Mills theory in 2 dimensions is formulated on the lattice as a dimensional reduction of a 4 dimensional lattice gauge theory. We use the plaquette action for a bosonic...
Interferon-γ promotes abortion due to Brucellainfection in pregnant mice (2005)
Kim, Suk, Lee, Dong, Watanabe, Kenta, Furuoka, Hidefumi, Suzuki, Hiroshi, Watarai, Masahisa
Abstract Background The mechanisms of abortion induced by bacterial infection are largely unknown. In the present study, we investigated abortion induced by Brucella abortus , a causative agent of...
Hiroaki Shirafuji, Xuenan Xuan, Isao Kimata, Yasuhiro Takashima, Shinya Fukumoto, Haruki Otsuka, ...
In this study, P23 of Cryptosporidium parvum sporozoites, an immunodominant surface protein, was stably expressed in Toxoplasma gondii (Tg/P23) and its protective effects were evaluated in a mouse...
Fukui, Takahiro, Hatsugai, Yasuhiro, Suzuki, Hiroshi
We present a manifestly gauge-invariant description of Chern numbers associated with the Berry connection defined on a discretized Brillouin zone. It provides an efficient method of computing (spin)...
Possibility of Long-Term Preservation of Freeze-Dried Mouse Spermatozoa1 (2005)
Yosuke Kawase, Hiroshi Araya, Nobuo Kamada, Kou-ichi Jishage, Hiroshi Suzuki
Freeze-dried mouse spermatozoa are capable of participating in normal embryonic development after injection into oocytes. When the freeze-dried spermatozoa are used as a method for storage of genetic...
Irungu Gaturaga, Bayin Chahan, Xuenan Xuan, Xiaohong Huang, Min Liao, Shinya Fukumoto, ...
The surface antigen 1–related sequence 2 of Neospora caninum (NcSRS2) is considered as an immunodominant antigen. In this study, the gene encoding truncated NcSRS2 (NcSRS2t) lacking an N-terminal...
Anomalous gauge theories revisited (2004)
Matsui, Kosuke, Suzuki, Hiroshi
A possible formulation of chiral gauge theories with an anomalous fermion content is re-examined in light of the lattice framework based on the Ginsparg-Wilson relation. It is shown that the fermion...
A local formulation of lattice Wess-Zumino model with exact $\U(1)_R$ symmetry (2004)
Kikukawa, Yoshio, Suzuki, Hiroshi
A lattice Wess-Zumino model is formulated on the basis of Ginsparg-Wilson fermions. In perturbation theory, our formulation is equivalent to the formulation by Fujikawa and Ishibashi and by Fujikawa....
The rank of the group of relative units of a Galois extension. II (2004)
Odai, Yoshitaka, Suzuki, Hiroshi
In the previous note we calculated the rank of the group of relative units for a Galois extension of number fields. In this note the calculation is concluded.
A no-go theorem for the Majorana fermion on a lattice (2004)
A variant of the Nielsen--Ninomiya no-go theorem is formulated. This theorem states that, under several assumptions, it is impossible to write down a doubler-free Euclidean lattice action of a single...
Majorana and Majorana-Weyl fermions in lattice gauge theory (2004)
Inagaki, Teruaki, Suzuki, Hiroshi
In various dimensional Euclidean lattice gauge theories, we examine a compatibility of the Majorana decomposition and the charge conjugation property of lattice Dirac operators. In $8n$ and $1+8n$...
Shinya Fukumoto, Yukiko Sekine, Xuenan Xuan, Ikuo Igarashi, Chihiro Sugimoto, Hideyuki Nagasawa, ...
The entire P50 gene encoding a surface protein of Babesia gibsoni was cloned into the bacteria expression vector pGEX-4T-3 and subsequently expressed in Escherichia coli as a glutathione...
Extraction and Elimination of parallel obstacles (2004)
Hiroshi Suzuki, Toru Tamaki, Masanobu Yamamoto
We propose a technique for extracting and remove a fence region in a still image. The proposed method uses the fact that the fence region consists of periodic and parallel straight lines in a space....
Ikuko Furuno-Fukushi, Ken-ichi Masumura, Takeshi Furuse, Yuko Noda, Masahiko Takahagi, Toshiyuki Saito, ...
Furuno-Fukushi, I., Masumura, K., Furuse, T., Noda, Y., Takahagi, M., Saito, T., Hoki, Y., Suzuki, H., Wynshaw-Boris, A., Nohmi, T. and Tatsumi, K. Effect of Atm Disruption on Spontaneously Arising...
Axial anomaly in the reduced model: Higher representations (2003)
Inagaki, Teruaki, Kikukawa, Yoshio, Suzuki, Hiroshi
The topological charge in the $\U(N)$ vector-like reduced model can be defined by using the overlap Dirac operator. We obtain its large $N$ limit for a fermion in a general gauge-group representation...
Otoya Ueda, Keigo Yorozu, Nobuo Kamada, Kou-ichi Jishage, Yosuke Kawase, Yutaka Toyoda, ...
Blastocyst implantation and successful establishment of pregnancy require delicate interactions between the embryo and maternal environment. It is believed that the growth of transferred embryos of...
Wess-Zumino-Witten term on the lattice (2003)
Fujiwara, Takanori, Matsui, Kosuke, Suzuki, Hiroshi, Yamamoto, Masaru
We construct the Wess-Zumino-Witten (WZW) term in lattice gauge theory by using a Dirac operator which obeys the Ginsparg-Wilson relation. Topological properties of the WZW term known in the...
Axial anomaly in the reduced model: Higher representations (2003)
Inagaki, Teruaki, Kikukawa, Yoshio, Suzuki, Hiroshi
The axial anomaly arising from the fermion sector of $\U(N)$ or $\SU(N)$ reduced model is studied under a certain restriction of gauge field configurations (the ``$\U(1)$ embedding'' with $N=L^d$)....
Anomalies, Local Counter Terms and Bosonization (2003)
Fujikawa, Kazuo, Suzuki, Hiroshi
We re-examine the issue of local counter terms in the analysis of quantum anomalies. We analyze two-dimensional theories and show that the notion of local counter terms need to be carefully defined...
Tomokazu Okano, Hiroshi Suzuki, Masahiro Horie
Geothelphusa dehaani (White, 1874) is sympatric with G. exigua Suzuki and Tsuda, 1994, in Ohsumi Peninsula and with G. marmorata Suzuki and Okano, 2000, in Yakushima Island, southern Kyushu, Japan....
Chiral Anomalies in the Reduced (or Matrix) Model (2003)
We show that, with an appropriate choice of a Dirac operator, there is a remnant of chiral anomalies in the reduced model in which there is no coordinate dependences of the gauge field. This result...
Zenon B. Batang, Hiroshi Suzuki
Geothelphusa dehaani (White, 1847) is an amphibious crab inhabiting rivers and streams in Japan. Its gill complement consists of nine phyllobranchiate gills, which are cleaned by the passive action...
Domain wall fermion and CP symmetry breaking (2002)
Fujikawa, Kazuo, Suzuki, Hiroshi
We examine the CP properties of chiral gauge theory defined by a formulation of the domain wall fermion, where the light field variables $q$ and $\bar q$ together with Pauli-Villars fields $Q$ and...
CP breaking in lattice chiral gauge theory (2002)
Fujikawa, Kazuo, Ishibashi, Masato, Suzuki, Hiroshi
The CP symmetry is not manifestly implemented for the local and doubler-free Ginsparg-Wilson operator in lattice chiral gauge theory. We precisely identify where the effects of this CP breaking...
Axial anomaly with the overlap-Dirac operator in arbitrary dimensions (2002)
Fujiwara, Takanori, Nagao, Keiichi, Suzuki, Hiroshi
We evaluate for arbitrary even dimensions the classical continuum limit of the lattice axial anomaly defined by the overlap-Dirac operator. Our calculational scheme is simple and systematic. In...
Chiral anomalies in the reduced model (2002)
Kikukawa, Yoshio, Suzuki, Hiroshi
On the basis of an observation due to Kiskis, Narayanan and Neuberger, we show that there is a remnant of chiral anomalies in the reduced model when a Dirac operator which obeys the Ginsparg-Wilson...
More about the axial anomaly on the lattice (2002)
Igarashi, Hiroshi, Okuyama, Kiyoshi, Suzuki, Hiroshi
We study the axial anomaly defined on a finite-size lattice by using a Dirac operator which obeys the Ginsparg-Wilson relation. When the gauge group is U(1), we show that the basic structure of axial...
CP breaking in lattice chiral gauge theories (2002)
Fujikawa, Kazuo, Ishibashi, Masato, Suzuki, Hiroshi
The CP symmetry is not manifestly implemented for the local and doubler-free Ginsparg-Wilson operator in lattice chiral gauge theory. We precisely identify where the effects of this CP breaking...
Ginsparg-Wilson operators and a no-go theorem (2002)
Fujikawa, Kazuo, Ishibashi, Masato, Suzuki, Hiroshi
If one uses a general class of Ginsparg-Wilson operators, it is known that CP symmetry is spoiled in chiral gauge theory for a finite lattice spacing and the Majorana fermion is not defined in the...
On the lattice construction of electroweak gauge theory (2001)
Kikukawa, Yoshio, Nakayama, Yoichi, Suzuki, Hiroshi
Based on the Ginsparg-Wilson relation, a gauge invariant formulation of electroweak SU(2)xU(1) gauge theory on the lattice is considered. If the hypercharge gauge coupling is turned off in the vacuum...
Zenon B. Batang, Hiroshi Suzuki, Tomoyuki Miura
Gill-cleaning mechanisms of the burrowing mud shrimp Laomedia astacina De Haan, 1849, were examined based on morphology and behavioral observations. The gill complement consists of 13 arthrobranchs...
The rank of the group of relative units of a Galois extension (2001)
Odai, Yoshitaka, Suzuki, Hiroshi
For an extension of number fields, we define the group of relative units, and determine its rank when the extension is a Galois extension. For this purpose we need to determine all the finite groups...
Errata and Addenda to ``Anomaly Cancellation Condition in Lattice Gauge Theory'' (2000)
Igarashi, Hiroshi, Okuyama, Kiyoshi, Suzuki, Hiroshi
We correct some intermediate expressions and arguments in hep-lat/0002009 (Nucl. Phys. B 585 (2000) 471--513). The main results do not change. We also mention some additional observations, including...
Zenon B. Batang, Hiroshi Suzuki
The redclaw crayfish Cherax quadricarinatus is a freshwater species native to northern Australia, but it has been widely translocated overseas for aquaculture. Its gill complement consists of 21...
Tomokazu Okano, Hiroshi Suzuki, Youichi Hiwatashi, Fumiaki Nagoshi, Tomoyuki Miura
Genetic relationships among 37 local populations of Geothelphusa dehaani from southern Kyushu, Japan, were examined by electrophoretic analysis at 15 loci encoding 12 enzymes and a general protein....
Real Representation in Chiral Gauge Theories on the Lattice (2000)
The Weyl fermion belonging to the real representation of the gauge group provides a simple illustrative example for L\"uscher's gauge-invariant lattice formulation of chiral gauge theories. We can...
Tomokazu Okano, Hiroshi Suzuki, Tomoyuki Miura
The Japanese freshwater crab Geothelphusa exigua Suzuki and Tsuda, 1994, is sympatric with Geothelphusa dehaani (White, 1874) in riverine habitats in Ohsumi Peninsula, Kagoshima Prefecture, southern...
Anomaly Cancellation Condition in Lattice Gauge Theory (2000)
We study the gauge anomaly ${\cal A}$ defined on a 4-dimensional infinite lattice while keeping the lattice spacing finite. We assume that (I) ${\cal A}$ depends smoothly and locally on the gauge...
Anomaly Cancellation Condition in Abelian Lattice Gauge Theories (1999)
This paper has been withdrawn by the author.
Application of Noncommutative Differential Geometry on Lattice to Anomaly (1999)
Fujiwara, Takanori, Suzuki, Hiroshi, Wu, Ke
The chiral anomaly in lattice abelian gauge theory is investigated by applying the geometric and topological method in noncommutative differential geometry(NCDG). A new kind of double complex and...
Axial Anomaly in Lattice Abelian Gauge Theory in Arbitrary Dimensions (1999)
Fujiwara, Takanori, Suzuki, Hiroshi, Wu, Ke
Axial anomaly of lattice abelian gauge theory in hyper-cubic regular lattice in arbitrary even dimensions is investigated by applying the method of exterior differential calculus. The topological...
Non-commutative Differential Calculus and the Axial Anomaly in Abelian Lattice Gauge Theories (1999)
Fujiwara, Takanori, Suzuki, Hiroshi, Wu, Ke
The axial anomaly in lattice gauge theories has a topological nature when the Dirac operator satisfies the Ginsparg-Wilson relation. We study the axial anomaly in Abelian gauge theories on an...
Invariant Regularization of Supersymmetric Chiral Gauge Theory (1999)
We present a regularization scheme which respects the supersymmetry and the maximal background gauge covariance in supersymmetric chiral gauge theories. When the anomaly cancellation condition is...
Remark on the Consistent Gauge Anomaly in Supersymmetric Theories (1999)
Ohshima, Yoshihisa, Okuyama, Kiyoshi, Suzuki, Hiroshi, Yasuta, Hirofumi
We present a direct field theoretical calculation of the consistent gauge anomaly in the superfield formalism, on the basis of a definition of the effective action through the covariant gauge...
Gauge Invariant Effective Action in Abelian Chiral Gauge Theory on the Lattice (1999)
L\"uscher's recent formulation of Abelian chiral gauge theories on the lattice, in the vacuum (or perturbative) sector in infinite volume, is reinterpreted in terms of the lattice covariant...
Performance Tradeoffs in Digit-Serial DSP Systems (1999)
Hiroshi Suzuki, Yun-nan Chang, Keshab K. Parhi
This paper addresses performance tradeoffs in digitserial arithmetic architectures for design of dedicated and programmable DSP systems. The advantages and the disadvantages of the digit-serial...
Thesis (M.S.)--Michigan State University. School of Packaging, 1999.
Simple Evaluation of the Chiral Jacobian with the Overlap Dirac Operator (1998)
The chiral Jacobian, which is defined with Neuberger's overlap Dirac operator of the lattice fermion, is explicitly evaluated in the continuum limit without expanding it in the gauge coupling...