Sverre Magnus Selbach

Research group: Functional Materials and Materials Chemistry (FACET)

Assoc. prof. at NTNU since 2012. 

Research:

• Defect chemistry and ferroic properties of oxides.
• BiFeO3, lead-free relaxor piezoelectrics, hexagonal manganites and manganite perovskites.
• Density Functional Theory (DFT) simulations.
• Synthesis and characterization of oxides; physical properties and local structure (PDF).

Current/recent teaching

• TMT4110 General Chemistry
• TMT4166 Experimental Materials Chemistry and Electrochemistry
• TMT4245 Functional Materials
• MT8308 Advanced Solid State Chemistry
• MT8307 Thermodynamics of Materials

Funding

• Research Council of Norway, FRINATEK.
• Research Council of Norway, SYNKNØYT.
• NTNU, "Outstanding Academic Fellow"-programme.

Current post docs and students

• Post doc Dr. Katherine Inzani
• PhD student Astrid Marthinsen
• PhD student Lu Xia
• PhD student Didrik Småbråten
• MSc student Frida Paulsen Danmo
• MSc student Frida Sveen Hempel

Publications

• Jacob Schaab, Sandra H. Skjærvø, Stefan Krohns, X. Dai, Megan Holtz, Andres Cano, Martin Lilienblum, Zevu Yan, Edith Bourret, David A. Muller, Manfred Fiebig, Sverre M. Selbach and Dennis Meier
  Electrical half-wave rectification at ferroelectric domain walls
  arXiv cond-mat 1803.08253.

• Magnus Moreau, Sverre M. Selbach and Thomas Tybell
  Octahedral coupling in (111)-and (001) oriented La2/3Sr1/3MnO3/SrTiO3 heterostructures
  arXiv cond-mat 1710.10996.

• Sandra H. Skjærvø, Quintin Meier, Emil S. Bozin, Simon JL Billinge, Mikhail Feygenson, Nicola A. Spaldin and Sverre M. Selbach
  Unconventional order-disorder phase transition in improper ferroelectric hexagonal manganites
  arXiv cond-mat 1707.09649.

• Bo Jiang, Trygve M. Raeder, De-Ye Lin, Tor Grande and Sverre M. Selbach
  Structural Disorder and Coherence across the Phase Transitions of Lead-Free Piezoelectric Bi0.5K0.5TiO3
  Chem. Mater. (2018) 10.1021/acs.chemmater.7b05278.

• Lu Wang, Bo Jiang, Per Erik Vullum, Ann Mari Svensson, Andreas Erbe, Sverre M. Selbach, Huailiang Xu and Fride Vullum-Bruer
  High Interfacial Charge Storage Capability of Carbonaceous Cathodes for Mg Batteries
  ACS Nano 12 (2018) 2998-3009.

• Theodor S. Holstad, Donald M. Evans, Andreas Ruff, Didrik R. Smaabraaten, Jacob Schaab, Christian Tzschaschel, Zhenzhong Yan, E. Bourret, Sverre M. Selbach, Stefan Krohns and Dennis Meier
  Electronic bulk and domain wall properties in B-site doped hexagonal ErMnO3
  Phys. Rev. B 97 (2018) 085143.

• Lu Wang, Zhaohui Wang, Per-Erik Vullum, Sverre M. Selbach, Ann Mari Svensson and Fride Vullum-Bruer
  Solvent-Controlled Charge Storage Mechanisms of Spinel Oxide Electrodes in Mg Organohaloaluminate Electrolytes
  Nano Lett. 18 (2018) 763-772.

• Astrid Marthinsen, Sinéad M. Griffin, Magnus Moreau, Tor Grande, Thomas Tybell and Sverre M. Selbach
  Goldstone-like phonon modes in a (111)-strained perovskite
  Phys. Rev. Mater. 2 (2018) 014404.

• Magnus Moreau, Astrid Marthinsen, Sverre M Selbach and Thomas Tybell
  Strain-phonon coupling in (111)-oriented perovskite oxides
  Phys. Rev. B 96 (2017) 094109.

• Ingrid Hallsteinsen, Magnus Moreau, R.V. Chopdekar, E. Christiansen, Magnus Nord, Per-Erik Vullum, Jostein K. Grepstad, Randi Holmestad, Sverre M. Selbach, Andreas Scholl, Elke Arenholz, Erik Folven and Thomas Tybell
  Magnetic domain configuration of (111)-oriented LaFeO3 epitaxial thin films
  APL Materials 5 (2017) 086107.

• Gerhard H. Olsen, Magnus Helgerud Sørby, Sverre M. Selbach and Tor Grande
  Role of lone pair cations in ferroelectric tungsten bronzes
  Chem. Mater. 29 (2017) 6414-6424.

• Magnus Moreau, Sverre M. Selbach and Thomas Tybell
  Spatially Confined Spin Polarization and Magnetic Sublattice Control in (La,Sr)MnO3-δ Thin Films by Oxygen Vacancy Ordering
  Sci. Rep. 7 (2017) 4386.

• Antoine R. M. Dalod, Ola G. Grendal, Susanne L. Skjærvø, Katherine Inzani, Sverre M. Selbach, Lars Henriksen, Wouter van Beek, Tor Grande and Mari-Ann Einarsrud
  Controlling Oriented Attachment and in Situ Functionalization of TiO2 Nanoparticles During Hydrothermal Synthesis with APTES
  J. Phys. Chem. C 121 (2017) 11897-11906.

• Bo Jiang, Tor Grande and Sverre M. Selbach
  Local structure of disordered Bi0.5K0.5TiO3 investigated by pair distribution function analysis and first principles calculations
  Chem. Mater. 29 (2017) 4244-4252.

• Katherine Inzani, Mohammedreza Nematollahi, Fride Vullum-Bruer, Tor Grande, Turid Worren Reenaas and Sverre M. Selbach
  Electronic Properties of Reduced Molybdenum Oxides
  Phys. Chem. Chem. Phys. 19 (2017) 9232-9245.

• Bo Jiang and Sverre M. Selbach
  Local and average structure of Mn- and La-substituted BiFeO3
  J. Solid State Chem. 250 (2017) 75-82.

• Sinéad M. Griffin, Mari Reidulff, Sverre M. Selbach and Nicola A. Spaldin
  Defect chemistry as a crystal structure design parameter: Intrinsic point defects and Ga substitution in InMnO3
  Chem. Mater. 29 (2017) 2425-2434.

• Magnus Moreau, Astrid Marthinsen, Sverre M. Selbach and Thomas Tybell
  A first principles study of the effect of (111)-strain on the octahedral rotations and structural phases of LaAlO3
  Phys. Rev. B 95 (2017) 064109.

• Katherine Inzani, Mohammedreza Nematollahi, Sverre M. Selbach, Tor Grande and Fride Vullum-Bruer
  Progression of reduction of MoO3 observed in powders and solution processed thin films
  Thin Solid Films 626 (2017) 94-103.

• Narcis Mestres, An Hardy, Torsten Brezesinski and Sverre M. Selbach
  E-MRS spring meeting 2016 symposium AA: solution processing and properties of functional oxide thin films and nanostructures II
  J. Sol-Gel Sci. Technol. 81 (2017) 311.

• Sandra H. Skjærvø, Espen T. Wefring, Silje K. Nesdal, Nikolai H. Gaukås, Gerhard H. Olsen, Julia Glaum
  Interstitial Oxygen as a Source of p-type Conductivity in Hexagonal Manganites
  Nature Commun. 7 (2016) 13745.

• Ingrid Hallsteinsen, Magnus Moreau, A. Grutter, Magnus Nord, Per-Erik Vullum, D. A. Gilbert, Torstein Bolstad, Jostein K. Grepstad, Sverre M. Selbach, A. T. N'Diaye, B. J. Kirby, E. Arenholz and Thomas Tybell
  Concurrent magnetic and structural reconstructions at the interface of (111)-orientedLa0.7Sr0.3MnO3/LaFeO3
  Phys. Rev. B 94 (2016) 201115(R).

• Astrid Marthinsen, Carina Faber, Ulrich Aschauer, Nicola A. Spaldin and Sverre M. Selbach
  Coupling and competition between ferroelectricity, magnetism, strain, and oxygen vacancies in AMnO3perovskites 
  MRS Commun. 6 (2016) 182-191.
   
• Amy Bergerud, Sverre M. Selbach and Delia J. Milliron
  Oxygen Incorporation and Release in Metastable Bixbyite V2O3 Nanocrystals 
  ACS Nano 10 (2016) 6147–6155.
   
• Evan L. Runnerstrom, Amy Bergerud, Ankit Agrawal, Robert W. Johns, Clayton J. Dahlman, Ajay Singh, Sverre M. Selbach and Delia J. Milliron
  Defect Engineering in Plasmonic Metal Oxide Nanocrystals 
  Nano Lett. 16 (2016) 3390–3398.
   
• Gerhard Henning Olsen, Ulrich Aschauer, Nicola A. Spaldin, Sverre Magnus Selbach, and Tor Grande
  Origin of ferroelectric polarization in tetragonal tungsten-bronze-type oxides 
  Phys. Rev. B 93 (2016) 180101(R).
   
• Katherine Inzani, Tor Grande, Fride Vullum-Bruer and Sverre M. Selbach*
  A van der Waals Density Functional Study of MoO3 and Its Oxygen Vacancies 
  J. Phys. Chem. C 120 (2016) 8959–8968.
   
• M. Lilienblum, T. Lottermoser, S. Mainz, S. M. Selbach, A. Cano and M. Fiebig
  Ferroelectricity in the hexagonal manganites 
  Nature Phys. 11 (2015) 1070-1073.
   
• G. H. Olsen, S. M. Selbach and T. Grande
  On the energetics of cation ordering in tungsten-bronze-type oxides
  Phys. Chem. Chem. Phys. 17 (2015) 30343-30351.
   
• A. K. E. Andersson, S. M. Selbach, T. Grande and C. S. Knee
  Thermal evolution of the crystal structure of proton conducting BaCe0.8Y0.2O3-d from high-resolution neutron diffraction in dry and humid atmosphere 
  Dalton Trans. 44 (2015) 10834-10846.
   
• Zh. Wang, A. P. Ratvik, T. Grande and S. M. Selbach
  Diffusion of Alkali Metals in the First Stage Graphite Intercalation Compounds by vdW-DFT Calculations
  RSC Adv. 5 (2015) 15985-15992.
   
• M. Nord, P.E. Vullum, M. Moreau, J.E. Boschker, S.M. Selbach, R. Holmestad and T. Tybell
  Structural phases driven by oxygen vacancies at the La0.7Sr0.3MnO3/SrTiO3 hetero-interface
  Appl. Phys. Lett. 106 (2015) 041604.
   
• Y.-M. Kim, A. Morozovska, E. Eliseev, M. P. Oxley, R. Mishra, S. M. Selbach, T. Grande, S. T. Pantelides, S. V. Kalinin and A. Y. Borisevich
  Direct observation of ferroelectric field effect and vacancy-controlled screening at the BiFeO3/LaxSr1-xMnO3 interface
  Nature Mater. 13 (2014) 1019-1025.
   
• G. H. Olsen, M. H. Sørby, B. C. Hauback, S. M. Selbach and T. Grande
  Revisiting the crystal structure of rhombohedral lead metaniobate
  Inorg. Chem. 53 (2014) 9715-9721.
   
• A. K. E. Andersson, S. M. Selbach, Christopher S. Knee and Tor Grande
  Chemical expansion due to hydration of proton-conducting perovskite oxide ceramics
  J. Am. Ceram. Soc. 97 (2014) 2654-2661.
   
• Zh. Wang, S. M. Selbach and T. Grande
  Van der Waals density functional study of the energetics of alkali metal intercalation in graphite
  RSC Adv. 4 (2014) 4069-4079.
   
• U. Aschauer, R. Pfenninger, S. M. Selbach, T. Grande and N. A. Spaldin
  Strain-controlled oxygen vacancy formation and ordering in CaMnO3
  Phys. Rev. B 88 (2013) 054111.
   
• I. MacLaren, L. Q. Wang, B. Schaffer, Q. M. Ramasse, A. J. Craven, S. M. Selbach, N. A. Spaldin, S. Miao, K. Kalantari and I. M. Reaney
  Novel Nanorod Precipitate Formation in Neodymium and Titanium Codoped Bismuth Ferrite
  Adv. Funct. Mater. 23 (2013) 683-689.
   
• S. M. Selbach, A. N. Løvik, K. Bergum, J. R. Tolchard, M.-A. Einarsrud and T. Grande
  Crystal structure, chemical expansion and phase stability of HoMnO3 at high temperature
  J. Solid State Chem. 196 (2012) 528-535.
   
• S. M. Selbach, J. R. Tolchard, A. Fossdal and T. Grande
  Non-linear thermal evolution of the crystal structure and phase transitions of LaFeO3 investigated by high temperature X-ray diffraction
  J. Solid State Chem. 196 (2012) 249-254.
   
• S. Tripathi, V. Petkov, S. M. Selbach, K. Bergum, M.-A. Einarsrud, T. Grande, and Y. Ren
  Structural coherence and ferroelectric order in nano-sized multiferroic YMnO3
  Phys. Rev. B 86 (2012) 094101.
   
• T. Grande, J. R. Tolchard and S. M. Selbach
  Anisotropic Thermal and Chemical Expansion in Sr-Substituted LaMnO3+d: Implications for Chemical Strain Relaxation
  Chem. Mater. 24 (2012) 338-345.
   
• K. Bergum, H. Okamoto, H. Fjellvåg, T. Grande, M.-A. Einarsrud and S. M. Selbach
  Synthesis, structure and magnetic properties of nanocrystalline YMnO3
  Dalton Trans. 40 (2011) 7583.
   
• S. M. Selbach, T. Tybell, M.-A. Einarsrud and T. Grande
  PbO-deficient PbTiO3: mass transport, structural effects and possibility for intrinsic screening of the ferroelectric polarization
  Appl. Phys. Lett. 98 (2011) 091912.
   
• V. Petkov, S. M. Selbach, M.-A. Einarsrud, T. Grande and S. D. Shastri
  Melting of Bi sublattice in nanosized BiFeO3 perovskite by resonant x-ray diffraction
  Phys. Rev. Lett. 105 (2010) 185501.
   
• R. Saeterli, S. M. Selbach, P. Ravindran, T. Grande and R. Holmestad
  Electronic structure of multiferroic BiFeO3 and related compounds: Electron energy loss spectroscopy and density functional study.
  Phys. Rev. B 82 (2010) 064102.
   
• M. Lie, M. Ø. Olderøy, J.-P. Andreassen, S. M. Selbach, B. L. Strand, P. Sikorski
  Alginate-controlled formation of nanoscale calcium carbonate and hydroxyapatite mineral phase within hydrogel networks.
  Acta Biomater. 6 (2010) 3665-3675.
   
• S. M. Selbach, T. Tybell, M.-A. Einarsrud, T. Grande
  Phase transitions, electrical conductivity and chemical stability of BiFeO3 at high temperatures.
  J. Solid State Chem. 183 (2010) 1205-1208.
   
• Sverre Magnus Selbach
  Structure, stability and phase transitions of multiferroic BiFeO3
  PhD thesis, NTNU, November 2009.
   
• S. M. Selbach, T. Tybell, M.-A. Einarsrud, T. Grande
  Structure and properties of multiferroic oxygen hyperstoichiometric BiFe1-xMnxO3+d.
  Chem. Mater. 21 (2009) 5176–5186.
   
• G. Wang, S. M. Selbach, Y. Yu, X. Zhang, T. Grande, M.-A. Einarsrud
  Synthesis and characterization of KNbO3 nanorods.
  Cryst. Eng. Comm. 11 (2009) 1958-1963.
   
• S. M. Selbach, T. Tybell, M.-A. Einarsrud, T. Grande
  High-temperature semiconducting cubic phase of BiFe0.7Mn0.3O3+d.
  Phys. Rev. B 79 (2009) 214113.
   
• S. M. Selbach, M.-A. Einarsrud, T. Grande
  On the thermodynamic stability of BiFeO3.
  Chem. Mater. 21 (2009) 169-173.
   
• F. Vullum, F. Nitsche, S. M. Selbach, T. Grande
  Solid solubility and phase transitions in the system LaNb1–xTaxO4.
  J. Solid State Chem. 181 (2008) 2580-2585.
   
• S. M. Selbach, T. Tybell, M.-A. Einarsrud, T. Grande
  The ferroic phase transitions of BiFeO3.
  Adv. Mater. 20 (2008) 3692-3696.
   
• S. M. Selbach, T. Tybell, M.-A. Einarsrud, T. Grande
  Size-dependent properties of multiferroic BiFeO3 nanoparticles.
  Chem. Mater. 19 (2007) 6478-6484.
  Supporting information
   
• S. M. Selbach, T. Tybell, M.-A. Einarsrud, T. Grande
  Synthesis of BiFeO3 by wet chemical methods.
  J. Am. Ceram. Soc. 90 (2007) 3430-3434.
   
• S. M. Selbach, G. Wang, M.-A. Einarsrud, T. Grande
  Decomposition and crystallization of a sol-gel-derived PbTiO3.precursor
  J. Am. Ceram. Soc. 90 (2007) 2649-2652.

 

Alumni

• Sandra Helen Skjærvø (PhD, 2017)
• Bo Jiang (Post doc, 2014-2017)
• Ingeborg Treu Røe (Siv.ing./MSc 2017)
• Mohammed Mostafa Adnan (Siv.ing./MSc 2017)
• Nikolai Helth Gaukås (Siv.ing./MSc 2016)
• Stine Marie Hoggen (Siv.ing./MSc 2016)
• Kristian Fredrik Thorbjørnsen (Siv.ing./MSc 2016)
• Rasmus Vester Thøgersen (Siv.ing./MSc 2016)
• Elise Ramleth Østli (Siv.ing/MSc 2015)
• Mari Reidulff (Siv.ing./MSc 2014)
• Astrid Marthinsen (Siv.ing./MSc 2014)
• Madelen Mørk Frydenlund (Siv.ing./MSc 2014)
• Christine Blom (Siv.ing./MSc 2014)
• Tormod Østmoe (Siv.ing./MSc 2014)
• Stine Lund Walø (Siv.ing./MSc 2013)
• Silje Kathrin Nesdal (Siv.ing./MSc 2013)
• Torbjørn Cederløv (Siv.ing./MSc 2010)
• Amund Nordli Løvik (Siv.ing./MSc 2010)