18 citations · 78 across the 15 of their papers we have counts for
15 papers
Fractal Structure of 4D Euclidean Simplicial Manifold
H. S. Egawa, S. Horata, T. Yukawa
The fractal properties of four-dimensional Euclidean simplicial manifold generated by the dynamical triangulation are analyzed on the geodesic distance D between two vertices inste…
Grand-Canonical simulation of 4D simplicial quantum gravity
S. Horata, H. S. Egawa, T. Yukawa
A thorough numerical examination for the field theory of 4D quantum gravity (QG) with a special emphasis on the conformal mode dependence has been studied. More clearly than before…
Clear Evidence of a Continuum Theory of 4D Euclidean Simplicial Quantum Gravity
H. S. Egawa, S. Horata, T. Yukawa
Four-dimensional (4D) simplicial quantum gravity coupled to both scalar fields (N_X) and gauge fields (N_A) has been studied using Monte-Carlo simulations. The matter dependence of…
Numerical Analysis of the Double Scaling Limit in the bosonic part of the IIB Matrix Model
S. Horata, H. S. Egawa
The bosonic IIB matrix model, which contains the bosonic part of the IIB matrix model conjectured to be a non-perturbative definition of the type IIB superstring theory, is studied…
Geometry of 4d Simplicial Quantum Gravity with a U(1) Gauge Field
H. S. Egawa, S. Horata, T. Yukawa
The geometry of 4D simplicial quantum gravity with a U(1) gauge field is studied numerically. The phase diagram shows a continuous transition when gravity is coupled with a U(1) ga…
Numerical Analysis of the Double Scaling Limit in the IIB Matrix Model
S. Horata, H. S. Egawa
The bosonic IIB matrix model is studied using a numerical method. This model contains the bosonic part of the IIB matrix model conjectured to be a non-perturbative definition of th…
Phase Structure of Four-dimensional Simplicial Quantum Gravity with a U(1) Gauge Field
S. Horata, H. S. Egawa, N. Tsuda +1
The phase structure of four-dimensional simplicial quantum gravity coupled to U(1) gauge fields has been studied using Monte-Carlo simulations. The smooth phase is found in the int…
Phase Transition of 4D Simplicial Quantum Gravity with U(1) Gauge Field
H. S. Egawa, S. Horata, N. Tsuda +1
The phase transition of 4D simplicial quantum gravity coupled to U(1) gauge fields is studied using Monte-Carlo simulations. The phase transition of the dynamical triangulation mod…
Further Evidence of a Smooth Phase in 4D Simplicial Quantum Gravity
H. S. Egawa, A. Fujitsu, S. Horata +2
Four-dimensional (4D) simplicial quantum gravity coupled to U(1) gauge fields has been studied using Monte-Carlo simulations. A negative string susceptibility exponent is observed…
Common Structures in Simplicial Quantum Gravity
H. S. Egawa, N. Tsuda, T. Yukawa
The statistical properties of dynamically triangulated manifolds (DT mfds) in terms of the geodesic distance have been studied numerically. The string susceptibility exponents for…
Topology of Boundary Surfaces in 3D Simplicial Gravity
H. S. Egawa, N. Tsuda
A model of simplicial quantum gravity in three dimensions(3D) was investigated numerically based on the technique of dynamical triangulation (DT). We are concerned with the genus o…
Common Structures in 2,3 and 4D Simplicial Quantum Gravity
H. S. Egawa, N. Tsuda, T. Yukawa
Two kinds of statistical properties of dynamical-triangulated manifolds (DT mfds) have been investigated. First, the surfaces appearing on the boundaries of 3D DT mfds were investi…
Random Surfaces in Three-Dimensional Simplicial Gravity
H. S. Egawa, N. Tsuda
A model of simplicial quantum gravity in three dimensions is investigated numerically based on the technique of the dynamical triangulation (DT). We are concerned with the surfaces…
Scaling Behavior in 4D Simplicial Quantum Gravity
H. S. Egawa, T. Hotta, T. Izubuchi +2
Scaling relations in four-dimensional simplicial quantum gravity are proposed using the concept of the geodesic distance. Based on the analogy of a loop length distribution in the…
Scaling Structures in Four-dimensional Simplicial Gravity
H. S. Egawa, T. Hotta, T. Izubuchi +2
Four-dimensional(4D) spacetime structures are investigated using the concept of the geodesic distance in the simplicial quantum gravity. On the analogy of the loop length distribut…