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Vanya Darakchieva

Professor, Head of Unit

Presentation

Publications

2024

Viktor Rindert, Steffen Richter, Philipp Kuhne, Alexander Ruder, Vanya Darakchieva, Mathias Schubert (2024) Bloch equations in terahertz magnetic-resonance ellipsometry Physical Review B, Vol. 110, Article 054413 Continue to DOI
Nerijus Armakavicius, Philipp Kuhne, Alexis Papamichail, Hengfang Zhang, Sean Robert Knight, Axel Persson, Vallery Stanishev, Jr-Tai Chen, Plamen Paskov, Mathias Schubert, Vanya Darakchieva (2024) Electronic Properties of Group-III Nitride Semiconductors and Device Structures Probed by THz Optical Hall Effect Materials, Vol. 17, Article 3343 Continue to DOI
Balasubramanian Sundarapandian, Dat Tran, Lutz Kirste, Patrik Stranak, Andreas Graff, Mario Prescher, Akash Nair, Mohit Raghuwanshi, Vanya Darakchieva, Plamen Paskov, Oliver Ambacher (2024) Comparison of aluminum nitride thin films prepared by magnetron sputter epitaxy in nitrogen and ammonia atmosphere Applied Physics Letters, Vol. 124, Article 182101 Continue to DOI
Ragnar Ferrand-Drake Del Castillo, Ding-Yuan Chen, Jr-Tai Chen, Mattias Thorsell, Vanya Darakchieva, Niklas Rorsman (2024) Characterization of Trapping Effects Related to Carbon Doping Level in AlGaN Back-Barriers for AlGaN/GaN HEMTs IEEE Transactions on Electron Devices Continue to DOI
Anders Gustafsson, Axel Persson, Per O A Persson, Vanya Darakchieva, Zhaoxia Bi, Lars Samuelson (2024) Cathodoluminescence investigations of dark-line defects in platelet-based InGaN nano-LED structures Nanotechnology, Vol. 35, Article 255703 Continue to DOI

Research

Semiconductor Device Materials

Our research focuses on the development of novel semiconductor materials for high-frequency and power electronics.

News

Teraherz-labbet

Unique instrument shines through most everything

Low-frequency light reveals internal structures and properties in all conceivable materials. A research team at LiU has built a one-of-a-kind spectrometer that analyses samples with electromagnetic waves in the terahertz range.
Ångströmhuset - electron microscopy

30 millions to research infrastructure

Vanya Darakchieva and Per Persson, both at IFM, Department of Physics, Chemistry and Biology, each receive 15 million from SSF for the expansion of research infrastructure at LiU.

Organisation

A light-green thin sheet is immersed in water.

Semiconductor Materials (HALV)

Our division develops and investigates materials for novel electronics with the main focus on silicon carbide, III-nitrides and graphene.

Department of Physics, Chemistry and Biology (IFM)

Undergraduate teaching and research in the areas of biology, chemistry, materials and applied physics and theory and modelling are conducted at this department.

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