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Here you can find detailed information about recent PhD dissertations within the Semiconductor Materials Division starting from 1st Jan. 2009. Each thesis has a link to the LiU Electronic Press, DIVA, which contains pdf files of the introduction and links to published manuscripts. In addition, Licentiate and Master theses are found at the bottom of this page.

Older PhD dissertations from the previous Material Science Division can be found at the left side menu Alumni.

PhD Theses


CVD solutions for new directions in SiC and GaN epitaxy

Xun Li


Opponent: Prof Sebastian Lourdudoss from KTH, Sweden

Supervisor: Urban Forsberg


MOCVD growth of GaN-based high electron mobility transistor structures

Jr-Tai Chen (Ted)


Opponent: Prof James Speck, University of California Santa Barbara, USA

Supervisor: Erik Janzén


Optical Characterization of Deep Level Defects in SiC

Andreas Gällström


Opponent: Prof Jörg Weber from Technische Universität Dresden, Germany.

Supervisor: Erik Janzén


Electron Paramagnetic Resonance Studies of Point Defects in AlGaN and SiC

Xuan Thang Trinh


Opponent: Prof Mary Ellen Zvanut from University of Alabama at Birmingham, USA.

Supervisor: Nguyen Tien Son


Precursors and defect control for halogenated CVD of thick SiC epitaxial layers

Milan Yazdanfar


Opponent: Prof Stephen Saddow, University of South Florida, USA.

Supervisor: Erik Janzen


Doping of high-Al-content AlGaN grown by MOCVD

Daniel Nilsson


Opponent: Dr Michelle Moram, Imperial College London, United Kingdom.

Supervisor: Anelia Kakanakova


InGaN quantum dots grown on GaN pyramid arrays

Chih-Wei Hsu


Opponent: Prof. Robert Taylor, Oxford University, United Kingdom.

Supervisor: Per Olof Holtz


Few particle effects in pyramidal quantum dots - a spectroscopic study

Daniel Dufåker


Opponent: Assoc. Prof. Val Zwiller, Technical University of Delft, The Netherlands.

Supervisor: Fredrik Karlsson

Fulltext available in DIVA

Polarization-resolved photoluminescence spectroscopy of III-nitride quantum dots

Supaluck Amloy


Opponent: Prof. Jørn M. Hvam, Technical University of Denmark, Denmark.

Supervisor: Fredrik Karlsson

Fulltext available in DIVA

Structural and elastic properties of InN and InAlN with different surface orientations and doping

Mengyao Xie


Opponent: Prof. Enrique Calleja, Polytechnical University of Madrid, Spain.

Supervisor: Vanya Darakchieva

Fulltext available in DIVA

Controlled Growth of Hexagonal GaN Pyramids and InGaN QDs

Anders Lundskog


Opponent: Prof. Lars-Erik Wernersson, Lunds Tekniska Högskola.

Supervisor: Erik Janzen

Fulltext available in DIVA

Sublimation Growth and Performance of Cubic Silicon Carbide

Remigijus Vasiliauskas


Opponent: Assoc. Prof. Didier Chaussende, Grenoble, France.

Supervisor: Rositsa Yakimova

Fulltext available in DIVA

Deep Levels in SiC

Franziska Beyer


Opponent : Jörg Weber, Technische Universität Dresden, Germany

Supervisor : Erik Janzén 

Fulltext available in DIVA

Optcial Spectroscopy of UnGaAs Quantum Dots

Arvid Larsson


Opponent: Prof. Artur Zrenner, Universität Paderborn, Paderborn, Germany

Supervisor : Per-Olof Holtz 

Fulltext available in DIVA

Optimization of LDMOS transistor in Power Amplifiers for Communication Systems

Ahsan Ullah Kashif


Opponent: Prof. Joachim Wurfl, Ferdinand Braun Institute, Berlin, Germany

Supervisor : Qamar-ul Wahab

Fulltext available in DIVA 

Advances in SiC growth using Chloride-based CVD

Stefano Leone


Opponent: Dr. Calvin Carter, CREE Inc. USA

Supervisor: Anne Henry

Fulltext available in DIVA 

Electron Paramagnetic Resonance Study of Defects in SiC

Patrik Carlsson


Opponent: Dr. Evan R. Glaser, Naval ResarchLaboratoty, USA

Supervisor: Nguyen Tien Son

Fulltext available in DIVA: 

Epitaxial Growth and Characterization of SiC for High Power Devices

Jawad ul-Hassan


Opponent: Dr. Hidekazu Tsuchida, CriEpi, Japan

Supervisor: Peder Bergman

Fulltext available in DIVA:

Licentiate Theses


Time Correlated SIngle Photon Spectroscopy on Pyramidal Quantum Dots

Tomas Jemsson


Opponent: Assoc. Prof. Ilya Sytjugov, KTH, Sweden

Supervisor: Fredrik Karlsson

Fulltext available in DIVA

Investigation of deep levels in bulk GaN

Thien Duc Tran


Opponent: Dr Franziska C. Beyer, TU Bergakademie Freiberg, Germany

Supervisor: Carl Hemmingsson

Fulltext available in DIVA

Electron Paramagnetic Resonance Studies of Negative-U centers in AlGaN and SiC

Xuan Thang Trinh


Opponent: Dr Jan Stehr, Linköping Univerity, Sweden

Supervisor: Nguyen Tien Son

Fulltext available in DIVA

Spectroscopy studies of few particle effects in pyramidal quantum dots

Daniel Dufåker


Opponent: Prof. Lars Landin, Halmstad Högskola

Supervisor: Per-Olof Holtz

Fulltext available in DIVA

Master Theses

Andréa Nicollet: The influence of growth temperature on CVD grown graphene on SiC
June 2015

Mattias Jansson: Optical properties of free-standing cubic silicon carbide
June 2015

Olof Norén: Epitaxial and bulk growth of cubic silicon carbide on off-oriented 4H-silicon carbide substrates
June 2015

Anna Håkansson: Probing graphene interfaces by mediated bioelectrocatalysis
June 2015

Fatima Akhtar: Study the effect of ambient conditions on epitaxial graphene
December 2014

Fang-Wei Chen: Growth of Carbon Nanomaterials on SiC
August 2014

Niklas Mårtensson: Evaluation of charge carrier concentration in particle assisted, Sn doped GaAs nanowires
August 2013

Chun-Yi ChenSpectroscopic ellipsometry study of epitaxial graphene and effect of oxygen treatment
June 2013

Sin Jhou: Optimizing MOCVD process of AlN-on-SiC layered structures
June 2013

Po-Hsun Chen: Stability Of Bulk Cubic Silicon Carbide (3C-SiC) On Off Oriented Hexagonal Silicon (4H-SiC) Substrates
June 2013

Lin-Chin Hung: Effect of Mg doping on the free-charge carrier and structural properties of InN
June 2012

Emil Kalered: Quantum chemical studies of the chloride-based CVD process for Silicon Carbide
June 2012

Ching-Chi Lin: Quantum chemical studies on Titanium Carbide formation in a Chemical Vapor Deposition process
June 2012

Annop EktarawongGrowth and characterization of graphene on 4H-SiC(0001)
May 2012

Yun Yang: Influence of growth temperature on carrier lifetime in 4H-SiC epilayers and investigations on related defects
February 2012

Abdul Samad Syed: Growth and Characterization of ZnO Nanostructures

Björn LundqvistPolytype formation in sublimation epitaxy of SiC on low off-axis substrates
August 2011

Monthon Nunplong:  Detailed studies of mono- and multilayers graphene and functionalization
June 2011x

Kanaparin AriyawongGrowth of fluorescent SiC using a PVT source material
June 2011

Pontus Stenberg: xMicrostructure of doped SiC ceramics in context of the Fast Sublimation Growth Process
June 2011

Kuang-Yu ChangFew Particle Effects on Semiconductor Quantum Dot: Spectrum Calculations of Neutral and Charged Excitons
June 2010

Yuan-Chih Lin (Jerry): SiC homoepitaxial Growth at High Rate by Chloride-based CVD
June 2010

An-Sheng ChengStudy of 3C and 6H SiC Polytype Stability in Sublimation Epitaxial Growth Using on-axis Substrates
June 2010

Kuan-Hung YuOptical spectroscopy of GaN/Al(Ga)N Quantum Dots Grown by Molecular Beam Epitaxy
May 2009

Responsible for this page: Fredrik Karlsson
Last updated: 08/17/15