ao. Univ.-Prof. Mag. Dr. Thomas Waitz
T: +43-1-4277-72812
M: +43-664-60277-72812
Tulić, S, Waitz, T, Romanyuk, O, Varga, M, Čaplovičová, M, Habler, G, Vretenár, V, Kotlár, M, Kromka, A, Rezek, B & Skákalová, V 2020, 'Ni-mediated reactions in nanocrystalline diamond on Si substrates: The role of the oxide barrier', RSC Advances , vol. 10, no. 14, pp. 8224-8232. https://doi.org/10.1039/d0ra00809e

Tulic, S, Waitz, T, Caplovicova, M, Habler, G, Varga, M, Kotlar, M, Vretenar, V, Romanyuk, O, Kromka, A, Rezek, B & Skakalova, V 2019, 'Covalent Diamond-Graphite Bonding: Mechanism of Catalytic Transformation', ACS Nano, vol. 13, no. 4, pp. 4621-4630. https://doi.org/10.1021/acsnano.9b00692

Tulic, S, Skakalova, V, Waitz, T, Habler, G, Varga, M, Kromka, A, Romanyuk, O, Rezek, B, Caplovicova, M, Vretenar, V & Kotlar, M 2018, 'Mechanisms of graphitization of diamond studied by transmission electron microscopy', 32nd International Winterschool on Electronic Properties of Novel Materials, Kirchberg in Tirol, Austria, 17/03/18 - 24/03/18.



Tulic, S, Skakalova, V, Waitz, T, Habler, G, Varga, M, Kromka, A, Caplovocova, M, Vretenar, V & Kotlar, M 2017, 'Nickel-Catalyzed Growth of Graphene on Diamond', IWEPNM 2017, International Winterschool on Electronic Properties of Novel Materials, Kirchberg, Tirol, Austria, 4/03/17 - 11/03/17.



Tulic, S, Skakalova, V, Waitz, T, Habler, G, Varga, M, Kromka, A, Kromka, A, Caplovicova, M, Vretenar, V & Kotlar, M 2017, 'Catalytic reaction of thin Ni films with diamond studied by SEM and TEM', MC 2017, Lausanne, Switzerland, 20/08/17 - 25/08/17.

Rezek, B, Cermak, J, Varga, M, Tulic, S, Skakalova, V, Waitz, T & Kromka, A 2017, Correlated microscopy of electronic and material properties of graphene grown on diamond thin films. in 8th International Conference on Nanomaterials - Research & Application (NANOCON 2016). TANGER LTD, pp. 48-53, 8th International Conference on Nanomaterials - Research and Application (NANOCON), Brno, Czech Republic, 19/10/16.

Marx, VM, Kirchlechner, C, Breitbach, B, Cordill, MJ, Toebbens, DM, Waitz, T & Dehm, G 2016, 'Strain-induced phase transformation of a thin Co film on flexible substrates', Acta Materialia, vol. 121, pp. 227-233. https://doi.org/10.1016/j.actamat.2016.09.015

Tulic, S, Skakalova, V & Waitz, T 2016, 'Nickel-catalyzed growth of graphene on diamond', NANOCON 2016, Brünn, Czech Republic, 19/10/16 - 21/10/16.






Waitz, T, Matsuda, M, Kerber, M & Panigrahi, A 2015, 'High Temperature TiPd Shape Memory Alloys Subjected to Severe Plastic Deformation', PTM 2015, Solid-Solid Phase Transformations in Inorganic Materials, Whistler BC, Canada, 28/06/15 - 3/07/15.

Waitz, T, Matsuda, M, Kerber, M & Panigrahi, A 2015, 'High Temperature TiPd Shape Memory Alloy Subjected to Severe Plastic Deformation', International Conference on High-Temperature Shape Memory Alloys- From Basics to Applications, Wildbad Kreuth, Germany, 5/05/15 - 8/05/15.


Atomic structure of covalently bond diamond-graphite interfaces studied by aberration corrected transmission electron microscopy

Semir Tulic (Contributor), Thomas Waitz (Speaker), Maria Caplovicova (Contributor), Gerlinde Habler (Contributor), M. Varga (Contributor), Mario Kotlar (Contributor), Viliam Vretenar (Contributor), Oleksandr Romanyuk (Contributor), Alexander Kromka (Contributor), Bohuslav Rezek (Contributor), Viera Skakalova (Contributor)
1 Sep 20195 Sep 2019

Activity: Talks and presentationsTalk or oral contributionScience to Science


Mechanisms of Ni-catalyzed graphitization of diamond

Semir Tulic (Speaker), Viera Skakalova (Contributor), Thomas Waitz (Contributor), Toma Susi (Contributor), Gerlinde Habler (Contributor), M. Varga (Contributor), A. Kromka (Contributor), O. Romanyuk (Contributor), B. Rezek (Contributor), M. Caplovicova (Contributor), V. Vretenar (Contributor), M. Kotlar (Contributor)
17 Oct 201819 Oct 2018

Activity: Talks and presentationsTalk or oral contributionScience to Science


In-situ observations of phase transformations occurring in shape memory alloys subjected to severe plastic deformation

Thomas Waitz (Speaker), Michael Kerber (Contributor), Christoph Gammer (Contributor), Erhard Schafler (Contributor)
10 Jul 2018

Activity: Talks and presentationsTalk or oral contributionScience to Science


Mechanisms of graphitization of diamond studied by transmission electron microscopy

Semir Tulic (Speaker), Viera Skakalova (Contributor), Thomas Waitz (Contributor), Gerlinde Habler (Contributor), M. Varga (Contributor), A. Kromka (Contributor), O. Romanyuk (Contributor), B. Rezek (Contributor), M. Caplovicova (Contributor), Viliam Vretenar (Contributor), M. Kotlar (Contributor)
18 Apr 201827 Apr 2018

Activity: Talks and presentationsTalk or oral contributionScience to Science


Mechanisms of graphitization of diamond studied by transmission electron microscopy

Semir Tulic (Speaker), Viera Skakalova (Contributor), Thomas Waitz (Contributor), Gerlinde Habler (Contributor), M. Varga (Contributor), A. Kromka (Contributor), O. Romanyuk (Contributor), B. Rezek (Contributor), M. Caplovicova (Contributor), V. Vretenar (Contributor), M. Kotlar (Contributor)
17 Mar 201824 Mar 2018

Activity: Talks and presentationsTalk or oral contributionScience to Science


Characterisation of heterostructures arising by thermally and cataytically induced transformationf of diamond surfaces

Semir Tulic (Contributor), Viera Skakalova (Contributor), Gerlinde Habler (Contributor), M. Varga (Contributor), Alexander Kromka (Contributor), M. Caplovicova (Contributor), Viliam Vretenar (Contributor), M. Kotlar (Contributor), K. Hricovini (Contributor), Thomas Waitz (Invited speaker)
5 Sep 2017

Activity: Talks and presentationsTalk or oral contributionScience to Science


High Pressure Torsion Induced Amorphization of NiTi Studied by In-situ Synchrotron Experiments

Michael Kerber (Contributor), Erhard Schafler (Contributor), Torben Fischer (Contributor), Thomas Waitz (Speaker)
11 Jul 2017

Activity: Talks and presentationsTalk or oral contributionScience to Science


Reaction of Ni and C thin films studied by TEM and SEM

Semir Tulic (Speaker), Viera Skakalova (Contributor), Thomas Waitz (Contributor), Gerlinde Habler (Contributor), M. Varga (Contributor), A. Kromka (Contributor), B. Rezek (Contributor), O. Romanyuk (Contributor), M. Caplovicova (Contributor), V. Vretenar (Contributor), M. Kotlar (Contributor)
21 Apr 2017

Activity: Talks and presentationsTalk or oral contributionScience to Science


Graphene on diamond

Semir Tulic (Contributor), Thomas Waitz (Contributor), Gerlinde Habler (Contributor), M. Varga (Contributor), Alexander Kromka (Speaker), M. Caplovicova (Contributor), Viliam Vretenar (Contributor), Viera Skakalova (Speaker)
21 Feb 2017

Activity: Talks and presentationsTalk or oral contributionScience to Science


Phase transformations of shape memory alloys processed by severe plastic deformation

Thomas Waitz (Speaker), Martin Peterlechner (Contributor), Michael Kerber (Contributor), Clemens Mangler (Contributor), Christoph Gammer (Contributor), Semir Tulic (Contributor), Peter Schindler (Contributor), Ajit Panigrahi (Contributor), Behzad Habibi (Contributor), Thomas Antretter (Contributor), Manuel Petersmann (Contributor), Mitsuhiro Matsuda (Contributor), Peter Müllner (Contributor), R.D. James (Contributor), Koichi Tsuchiya (Speaker)
17 Feb 2017

Activity: Talks and presentationsTalk or oral contributionScience to Science


Graphene-on-Diamond: Synthesis and Structure

Semir Tulic (Contributor), Thomas Waitz (Contributor), Gerlinde Habler (Contributor), Marián Varga (Contributor), Alexander Kromka (Contributor), M. Caplovicova (Contributor), Viliam Vretenar (Contributor), Viera Skakalova (Speaker)
2017

Activity: Talks and presentationsTalk or oral contributionScience to Science


Microstructural analysis of severely plastically deformed equiatomic-TiPt high temperature shape memory ally

Thomas Waitz (Contributor)
3 Dec 2016

Activity: Talks and presentationsTalk or oral contributionOther


Correlated microscopy of electronic and material properties of graphene grown on diamond thin films

Thomas Waitz (Contributor)
19 Oct 201621 Oct 2016

Activity: Talks and presentationsTalk or oral contributionOther


Der Einfluss plastischer Hochdeformation auf Phasenumwandlungen in FGL

Thomas Waitz (Speaker)
15 Sep 201616 Sep 2016

Activity: Talks and presentationsTalk or oral contributionOther


Severly plastically deformed TiNiPd high-temperature shape memory alloys studied by TEM

Thomas Waitz (Speaker)
28 Aug 20162 Sep 2016

Activity: Talks and presentationsTalk or oral contributionOther


Strategies for the optimization of computationally generated microstructures in nanocrystalline Ni50Ti

Thomas Waitz (Contributor)
5 Jun 201610 Jun 2016

Activity: Talks and presentationsTalk or oral contributionOther


Nanoparticles studied by transmission electron microscopy

Thomas Waitz (Speaker)
23 May 201625 May 2016

Activity: Talks and presentationsTalk or oral contributionOther


Microstructural characterization of severly plastically deformed Zr50Co39Ni11 alloy by synchrotron and TEM

Thomas Waitz (Contributor)
23 Mar 201625 Mar 2016

Activity: Talks and presentationsTalk or oral contributionOther


Phase transformations of alloys processed by severe plastic deformation

Thomas Waitz (Keynote speaker)
20 Sep 201524 Sep 2015

Activity: Talks and presentationsTalk or oral contributionOther


Microstructural characterization of high temperature TiPd and TiNiPd shape memory alloys subjected to high pressure torsion

Thomas Waitz (Speaker)
17 Sep 2015

Activity: Talks and presentationsTalk or oral contributionOther


Direct observation of stress induced structural changes of NiTi nanocrystals embedded in an amorphous matrix

Thomas Waitz (Speaker)
16 Sep 2015

Activity: Talks and presentationsTalk or oral contributionOther


Ti-Ni-Pd shape memory alloys processed by severe plastic deformation

Thomas Waitz (Speaker)
15 Sep 2015

Activity: Talks and presentationsTalk or oral contributionOther


B2 CoZr alloys processed by high pressure torsion

Thomas Waitz (Contributor)
18 Mar 201520 Mar 2015

Activity: Talks and presentationsTalk or oral contributionOther


Modellierungstechniken für martensitische Phasenumwandung

Thomas Waitz (Contributor)
30 Sep 2014

Activity: Talks and presentationsTalk or oral contributionOther


Nanostructured shape memory alloys: Phase transformations and martensitic interfaces studied by TEM

Thomas Waitz (Invited speaker)
9 Sep 2014

Activity: Talks and presentationsTalk or oral contributionOther


Texture evolution in bcc Ti-45 Nb after severe plastic deformation

Thomas Waitz (Speaker)
26 Aug 2014

Activity: Talks and presentationsTalk or oral contributionOther


Grain size effects on the martensitic phase transformation of low-hysteresis NiTiPd shape memory alloys

Thomas Waitz (Speaker)
9 Jul 2014

Activity: Talks and presentationsTalk or oral contributionOther


Identification of martensitic variants in intermetallic Ti-alloys such as TiAl-3Mo and NiTi

Thomas Waitz (Contributor)
8 Jul 2014

Activity: Talks and presentationsTalk or oral contributionOther


Martensitic transformation in an intermetallic beta-solidifying TiAl-Mo alloy

Thomas Waitz (Contributor)
8 Jul 2014

Activity: Talks and presentationsTalk or oral contributionOther


Mechanical properties of orthopaedic Ti-Nb alloys after severe plastic deformations

Thomas Waitz (Contributor)
30 Jun 20144 Jul 2014

Activity: Talks and presentationsTalk or oral contributionOther


Martensitic phase transformations of nanostructured shape memory alloys

Thomas Waitz (Speaker)
18 Jun 2014

Activity: Talks and presentationsTalk or oral contributionOther


Nanocrystalline NiTiPd Shape Memory Alloys

Thomas Waitz (Speaker)
20 Feb 2014

Activity: Talks and presentationsTalk or oral contributionOther


Tailored grain size of bulk NiTi achieved by deformation induced amorphization and subsequent crystallization

Thomas Waitz (Contributor)
20 Feb 2014

Activity: Talks and presentationsTalk or oral contributionOther


Ultrafine grained Ti-Nb alloys for orthopaedics

Thomas Waitz (Contributor)
20 Feb 2014

Activity: Talks and presentationsTalk or oral contributionOther


Selection of martensitic variants - experiments and modeling approaches

Thomas Waitz (Contributor)
5 Jan 2014

Activity: Talks and presentationsTalk or oral contributionOther


Composition dependence of thermal transformation behaviour and mechanical characteristics of biocompatible Ti-Nb alloys

Thomas Waitz (Speaker)
Sep 2013

Activity: Talks and presentationsTalk or oral contributionOther


TEM investigation of adaptive martensite occurring in ultrafine-grained ferromagnetic Ni-Mn-Ga shape memory alloys

Thomas Waitz (Speaker)
26 Aug 2013

Activity: Talks and presentationsTalk or oral contributionOther


Adaptive martensite in ultrafine grained Ni54Mn25Ga21

Thomas Waitz (Speaker)
3 Jun 20137 Jun 2013

Activity: Talks and presentationsTalk or oral contributionOther


Ultrafine grained shape memory alloys: martensitic phase transformations, reversibility, hysteresis

Thomas Waitz (Invited speaker)
3 Apr 2013

Activity: Talks and presentationsTalk or oral contributionOther



Structural competition and phase transformations in binary Ti-Nb alloys for biomedical applications

Thomas Waitz (Speaker)
7 Mar 2013

Activity: Talks and presentationsTalk or oral contributionOther


Ex-situ and in-situ TEM analysis of the nanocrystallization of bulk NiTi shape memory alloys made amorphous by repeated cold rolling

Thomas Waitz (Contributor)
19 Sep 2012

Activity: Talks and presentationsTalk or oral contributionOther


Phase stability and martensitic transformations in binary Ti-Nb alloys

Thomas Waitz (Contributor)
12 Sep 2012

Activity: Talks and presentationsTalk or oral contributionOther


Ni-Ma-Ga alloys processed by severe plastic deformation

Thomas Waitz (Speaker)
11 Sep 2012

Activity: Talks and presentationsTalk or oral contributionOther


SPD processed Ti-Nb alloys for orthopaedic applications

Thomas Waitz (Contributor)
21 Aug 2012

Activity: Talks and presentationsTalk or oral contributionOther


Nanostructured shape memory alloys: processing, martensitic phase transformations, properties

Thomas Waitz (Invited speaker)
11 Jun 2012

Activity: Talks and presentationsTalk or oral contributionOther


Functional Nanomaterials by SPD: Hydrogen Storage, Shape Memory Effect, and Thermoelectricity

Thomas Waitz (Contributor)
28 Mar 2012

Activity: Talks and presentationsTalk or oral contributionOther



SPD processed ß-TiNb alloys for biomedical applications

Thomas Waitz (Contributor)
26 Mar 2012

Activity: Talks and presentationsTalk or oral contributionOther


Ultrafine-grained shape memory alloys

Thomas Waitz (Invited speaker)
12 Mar 2012

Activity: Talks and presentationsTalk or oral contributionOther


Ausprägung der Martensitvarianten in nanostrukturierten NiTi Formgedächtnislegierungen - Experiment und Simulation

Thomas Waitz (Contributor)
9 Mar 2012

Activity: Talks and presentationsTalk or oral contributionOther


Advanced methods for materials characterization using TEM

Thomas Waitz (Invited speaker)
25 Oct 2011

Activity: Talks and presentationsTalk or oral contributionOther


Nanocrystalline shape memory alloys processed by severe plastic deformation

Thomas Waitz (Speaker)
7 Sep 2011

Activity: Talks and presentationsTalk or oral contributionOther


TEM studies of PbS quantum dots for high efficiency solar cells

Thomas Waitz (Contributor)
6 Sep 2011

Activity: Talks and presentationsTalk or oral contributionOther


Severe plastic deformation of high temperature Ni-Mn-Ga shape memory alloys studied by TEM and DSC

Thomas Waitz (Speaker)
19 Jul 2011

Activity: Talks and presentationsTalk or oral contributionOther


TEM studies of PbS - ZnS/ZnO quantum confinement structures for solar cells

Thomas Waitz (Contributor)
8 Apr 2011

Activity: Talks and presentationsTalk or oral contributionOther


Martensitic transformation of nanostructured NiTi made by crystallization of a deformation induced amorphous phase

Thomas Waitz (Contributor)
14 Mar 2011

Activity: Talks and presentationsTalk or oral contributionOther


TEM studied of PbS-ZnS/ZnO quantum confinement structures for solar cells

Thomas Waitz (Speaker)
14 Mar 2011

Activity: Talks and presentationsTalk or oral contributionOther


Martensitic phase transformations of nanocrystalline shape memory alloys

Thomas Waitz (Invited speaker)
11 Mar 2011

Activity: Talks and presentationsTalk or oral contributionOther


Nanocrystalline shape memory alloys

Thomas Waitz (Invited speaker)
1 Mar 2011

Activity: Talks and presentationsTalk or oral contributionOther


Multifunctional shape memory alloys processed by SPD

Thomas Waitz (Keynote speaker)
22 Nov 2010

Activity: Talks and presentationsTalk or oral contributionOther


Martensitische Phasenumwandlung in nanostrukturierten Materialien

Thomas Waitz (Selected presenter)
5 Nov 2010

Activity: Talks and presentationsTalk or oral contributionOther


Effects of severe plastic deformation on the high temperature magnetic shape memory alloy Ni-Mn-Ga

Thomas Waitz (Speaker)
24 Aug 2010

Activity: Talks and presentationsTalk or oral contributionOther


Nanostructured shape memory alloys

Thomas Waitz (Speaker)
21 Jun 2010

Activity: Talks and presentationsTalk or oral contributionOther


Crystallization kinetics of NiTi shape memory alloys made amorphous by reapeated rolling and folding

Thomas Waitz (Speaker)
9 Jun 2010

Activity: Talks and presentationsTalk or oral contributionOther


Numerical analysis of the role of interface energies in the context of martensite formation in NiTi nanograins

Thomas Waitz (Selected presenter)
20 May 2010

Activity: Talks and presentationsTalk or oral contributionOther


Numerical study of the martensite formation in nanostructured NiTi shape memory alloys

Thomas Waitz (Speaker)
8 Sep 2009

Activity: Talks and presentationsTalk or oral contributionOther


Crystallization kinetics of severely deformed NiTi

Thomas Waitz (Contributor)
17 Aug 2009

Activity: Talks and presentationsTalk or oral contributionOther


Heterogeneous nucleation of intermetallics

Thomas Waitz (Speaker)
14 May 2009

Activity: Talks and presentationsTalk or oral contributionOther


Phase transformations of NiTi shape memory alloys subjected to high pressure torsion

Thomas Waitz (Invited speaker)
17 Mar 2009

Activity: Talks and presentationsTalk or oral contributionOther


NiTi shape memory alloys made amorphous by severe plastic deformation

Thomas Waitz (Speaker)
11 Mar 2009

Activity: Talks and presentationsTalk or oral contributionOther


Displacive transformations in nanostructured alloys: experiment and modeling

Thomas Waitz (Contributor)
5 Mar 2009

Activity: Talks and presentationsTalk or oral contributionOther


Size effects on martensitic phase transformations

Thomas Waitz (Invited speaker)
16 Feb 2009

Activity: Talks and presentationsTalk or oral contributionOther


Crystalline-to-amorphous transformation in intermetallic compounds by severe plastic deformation

Thomas Waitz (Contributor)
4 Sep 2008

Activity: Talks and presentationsTalk or oral contributionOther


HRTEM of NiTi shape memory alloys made amorphous by high pressure torsion

Thomas Waitz (Speaker)
4 Sep 2008

Activity: Talks and presentationsTalk or oral contributionOther


Is the lattice structure of the martensite in nanocrystalline NiTi based centred orthorhombic?

Thomas Waitz (Speaker)
4 Sep 2008

Activity: Talks and presentationsTalk or oral contributionOther


Study of the austenite to martensite interface in nanocrystalline NiTi

Thomas Waitz (Speaker)
29 Jun 2008

Activity: Talks and presentationsTalk or oral contributionOther


Size effects on martensitic phase transformations

Thomas Waitz (Invited speaker)
16 Jun 2008

Activity: Talks and presentationsTalk or oral contributionOther


TEM of bulk nanostructured alloys made by severe plastic deformation

Thomas Waitz (Contributor)
10 Jun 2008

Activity: Talks and presentationsTalk or oral contributionOther


Bulk nanostructured shape memory alloys

Thomas Waitz (Invited speaker)
15 Feb 2008

Activity: Talks and presentationsTalk or oral contributionOther


Martensite studied by atomic resolution transmission electron microscopy

Thomas Waitz (Invited speaker)
17 Sep 2007

Activity: Talks and presentationsTalk or oral contributionOther


In-situ TEM investigation of the nanocrystallization in bulk amorphous NiTi

Thomas Waitz (Speaker)
2 Sep 2007

Activity: Talks and presentationsTalk or oral contributionOther


Phase transformations of bulk nanostructured NiTi shape memory alloys studied by HRTEM and in-situ TEM

Thomas Waitz (Invited speaker)
2 Sep 2007

Activity: Talks and presentationsTalk or oral contributionOther


Nanocrystallization in HPT processed NiTi

Thomas Waitz (Speaker)
14 Aug 2007

Activity: Talks and presentationsTalk or oral contributionOther


TEM investigation of thin protein crystals

Thomas Waitz (Speaker)
17 Jun 2007

Activity: Talks and presentationsTalk or oral contributionOther


The morphology of martensite in nanostructured NiTi alloys

Thomas Waitz (Speaker)
7 May 2007

Activity: Talks and presentationsTalk or oral contributionOther


Coarse grains retained during the formation of the nanocrystalline structure in bulk Ni3Al

Thomas Waitz (Speaker)
25 Sep 2006

Activity: Talks and presentationsTalk or oral contributionOther


Structures of bulk nanocrystalline alloys studied by TEM

Thomas Waitz (Speaker)
3 Sep 2006

Activity: Talks and presentationsTalk or oral contributionOther


TEM of bulk nanostructured metals and alloys

Thomas Waitz (Speaker)
1 Jun 2006

Activity: Talks and presentationsTalk or oral contributionOther


Nanocrystalline materials studied by transmission electron microscopy

Thomas Waitz (Speaker)
18 May 2006

Activity: Talks and presentationsTalk or oral contributionOther


Physics of Nanostructured Materials

Deputy Group Speaker

Boltzmanngasse 5
1090 Wien
Room: 3221

T: +43-1-4277-72812
M: +43-664-60277-72812
F: +43-1-4277-872812

thomas.waitz@univie.ac.at