activity
20052011
most citedLinear Algebraic Calculation of Green's function for Large-Scale Electronic Structure Theory

61 citations · 85 across the 6 of their papers we have counts for

collaborators

6 papers

cond-mat.mes-hall2011★ 15 cited

Efficient and Accurate Linear Algebraic Methods for Large-scale Electronic Structure Calculations with Non-orthogonal Atomic Orbitals

H. Teng, T. Fujiwara, T. Hoshi +3

The need for large-scale electronic structure calculations arises recently in the field of material physics and efficient and accurate algebraic methods for large simultaneous line…

cond-mat.mtrl-sci2010

Linear Algebra and Charge Self-consistent Tight-binding Method for Large-scale Electronic Structure Calculations

T. Fujiwara, S. Yamamoto, T. Hoshi +7

We review our recently developed electronic structure calculation methods used for the dynamics of large-scale solids or liquids with an efficient algorithm for large scale simulta…

cond-mat.mtrl-sci2008★ 6 cited

Development of simulation package 'ELSES' for extra-large-scale electronic-structure calculation

Takeo Hoshi, Takeo Fujiwara

An early-stage version of simulation package ' ELSES' (Extra-Large-Scale Electronic-Structure calculation) is developed for electronic structure and dynamics of large systems, part…

cond-mat.mtrl-sci2007★ 3 cited

Accuracy control in ultra-large-scale electronic structure calculation

Takeo Hoshi

Numerical aspects are investigated in ultra-large-scale electronic structure calculation. Accuracy control methods in process (molecular-dynamics) calculation are focused. Flexible…

math.NA2006

A numerical method for calculating the Green's function arising from electronic structure theory

T. Sogabe, T. Hoshi, S. -L. Zhang +1

We developed a fast numerical methodfor complex symmetric shifted linear systems, which is motivated by the quantum-mechanical (electronic-structure) theory in nanoscale materials.…

cond-mat.mtrl-sci2005★ 61 cited

Linear Algebraic Calculation of Green's function for Large-Scale Electronic Structure Theory

R. Takayama, T. Hoshi, T. Sogabe +2

A linear algebraic method named the shifted conjugate-orthogonal-conjugate-gradient method is introduced for large-scale electronic structure calculation. The method gives an itera…