Gravity, Geomagnetism, Physical Volcanology, Geophysical Analysis, Two & Three Dimensional Gravity Modelling of Volcano Structure, Detail Seismicity of  Mt. Krakatau, Analysis on Broad Band Data,Seismic Analysis on Volcanic Exploration Followed by Supersonic Boom.

Seismology, Time Series Analysis,  Indonesian Tectonics, Seismotectonics of Eastern Indonesian Region, Inversion Problems in Geophysics, Crustal Recent Deformation in Sunda Strait.

Geomagnetics, Physical Volcanology, Continuum Mechanics, Paleomagnetism. Analysis Tremor Vulkanik Non Linear.

Geodynamics, Geomagnetism, Environment Geophysics, Capita Selecta, Paleomagnetism. Case Study of The WA 3 Seismic Traverse, Measurements of The Density and Porosity of Some Rocks Samples, Geodynamics of Irian Jaya and Mineral and Energy Resources Potensials.

Geophysics Instrumentation, Geophysical Analysis, Numerical Solution, Geophysical Computation.

Seismicity Exploration, Seismic Stratigraphy, Geothermal Exploration, Geology. Electromagnetics Survey Turam Methods to The Igneous Rocks, Seismic Wave Attenuation Simulation of VSP Data.

Physical Volcanology, Continuum Mechanics, Gravity, Geoelectricity. Seismical Analysis on Broad Band data Measurement During The Collapse., Analysis on Broad Band Data

Geodetical Mapping, Seismic Exploration, Seismology, Seismic Stratigraphy.

Geoelectricity, Geophysical Analysis, Fluid Mechanics, Numerical Solution, Geophysical Computation. Dinamika Kaotik Bandul Berpegas: Studi Awal Dinamika Tidak Linier Pada Seismometer Satu Komponen.

Geoelectricity & Electromagnet, Geophysical Instrumentation (Hardware), Environmental Geophysical, Structural Geology. Crustal Recent Deformation In Sunda Strait.

Geomagnet, Gravitation, Paleomagnetism,  Numerical Solution,  Geophysical Computation, Geophysical Analysis.

Geoelectricity & EM, Seismic Exploration, Numerical Solution, Seismic Stratigraphy, Geophysical Computation, Geophysical Analysis.

Numerical Solution, Geophysical Computation, Artificial Intelligence, Geophysical Analysis