The 943rd DANWAKAI(program)

All members concerned

                                       Earthquake Research Institute
                                             The University of Tokyo
                                                   Kazushige Obara


              Announcement of the 943rd DANWAKAI

(Danwakai: ERI Holds ”Danwakai”, a monthly meeting where its members present their most recent academic and technical achievements, on a
Friday of every month. Danwakai is open to the public.)

Date:Friday,20 Nov 13:30-
Place:ERI Bldg.1, 2nd floor, Seminer Room

1. 13:30-13:45
Rupture process of the 1946 Nankai earthquake estimated using seismic waveforms and geodetic data.

2. 13:45-14:00
Development of higher order PDS-FEM for simulating cracks in linear elastic solids.
Mahendra Kumar PAL, * Lalith WIJERATHNE・Muneo HORI・Tsuyoshi ICHIMURA
SUMMARY: We developed two candidate higher order extensions of Particle Discretisation Scheme (PDS) and PDS-FEM with the aim of simulating cracks in linear elastic solids, and verified the implementations.

3. 14:00-14:15
Representation Theorem and Green's Function (1) -Finite Domain Representation of Elastic Field in terms of Green's Function in Infinite Medium-
Tetsuya KUSAKABE, *Nobuki KAME

4. 14:15-14:30
Representation Theorem and Green's Function (2) -Moment Tensor Representation of Volume Sources-
Tetsuya KUSAKABE, *Nobuki KAME, Mie ICHIHARA, Hiroyuki KUMAGAI (Nagoya University)

5. 14:30-14:45
Real-time infrasonic monitoring of the eruption at a remote island volcano, Nishino-Shima, Japan