Chernet Amente Geffe

Research

Physics and materials science research

Research areas include condensed matter physics, materials science, semiconductor physics, computational physics, magnetic materials, solar energy materials, nanotechnology, and superconductivity.

Condensed Matter Physics

Theoretical, analytical, and computational study of structural, electronic, magnetic, and thermodynamic properties of materials.

Publications
18
Projects
5

Collaborators: Addis Ababa University researchers, graduate students, and international condensed matter physics collaborators

Impact: Connects Ethiopian physics research with frontier problems in magnetism, spin systems, and functional materials.

Diluted Magnetic Semiconductors and Spintronics

Research on photoinduced ferromagnetism, magnon dispersion, spin-wave scattering, hole doping, and transition temperature enhancement in DMS systems such as (Ga,Mn)As, Fe/GaSb, Sc/GaAs, and doped AlP.

Publications
12
Projects
4

Collaborators: Theoretical physics groups and graduate researchers working on magnetic semiconductors

Impact: Supports the search for room-temperature magnetic semiconductor behavior relevant to spintronic device concepts.

Materials Science

Study of structure-property relationships in advanced materials including magnetic, electronic, photonic, nanostructured, and energy materials.

Publications
16
Projects
4

Collaborators: Materials scientists, chemists, and computational researchers in Ethiopia and abroad

Impact: Strengthens materials research capacity for electronics, energy, and sustainable technology applications.

Computational Physics

Use of Green function formalism, density functional theory, Quantum ESPRESSO, SCAPS simulation, and numerical modeling to study material behavior and device performance.

Publications
15
Projects
5

Collaborators: Computational science and engineering researchers, graduate students, and international co-authors

Impact: Enables predictive materials research and graduate training in modern computational methods.

Solar Energy and Perovskite Materials

Computational and simulation studies of lead-free perovskites, polymer solar cells, photovoltaic absorber materials, and solar electrification systems.

Publications
10
Projects
3

Collaborators: Renewable energy researchers and materials modeling groups

Impact: Contributes to sustainable energy materials research and solar technology development.

Nanotechnology and Carbon Nanotubes

Preparation, purification, characterization, and application of carbon nanotubes, including iron and nickel incorporation for magnetic semiconductor and spintronic applications.

Publications
5
Projects
2

Collaborators: Punjab University postdoctoral collaborators and nanomaterials researchers

Impact: Builds experimental and computational capacity in nanoscale materials.

Superconductivity

Theoretical and computational study of multiband superconductivity, superconducting hydrides, and coexistence of superconductivity and magnetic order.

Publications
5
Projects
2

Collaborators: Superconductivity researchers and graduate students

Impact: Links Ethiopian condensed matter research to high-pressure and high-temperature superconductivity questions.

Energy Storage and Conversion Materials

Collaborative research on sodium-ion batteries, lithium-ion surfaces, redox-active molecules, wind forecasting, biodiesel, geothermal resources, and emerging energy infrastructure.

Publications
8
Projects
3

Collaborators: Energy storage, renewable energy, and machine-learning materials research groups

Impact: Supports clean energy research priorities for Ethiopia and regional sustainable development.