Dennis Valbjørn Christensen

Dennis Valbjørn Christensen

Postdoc

DTU ENERGY
Department of Energy Conversion and Storage

Technical University of Denmark

Frederiksborgvej 399

Building 779, room S16

4000 Roskilde

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2017
 

Thermodynamic Ground States of Complex Oxide Heterointerfaces

Gunkel, F. ; Hoffmann-Eifert, S. ; Heinen, R. A. ; Christensen, Dennis Valbjørn ; Chen, Yunzhong ; Pryds, Nini ; Waser, R. ; Dittmann, R.
in journal: A C S Applied Materials and Interfaces (ISSN: 1944-8244) (DOI: http://dx.doi.org/10.1021/acsami.6b12706), vol: 9, issue: 1, pages: 1086–1092, 2017

Type: Journal article (Peer reviewed)

Status: Published     |    Year: 2017     |    DOI: http://dx.doi.org/10.1021/acsami.6b12706

 

Effect of Sr-doping of LaMnO3 spacer on modulation-doped two-dimensional electron gases at oxide interfaces

Chen, Yunzhong ; Gan, Yulin ; Christensen, Dennis Valbjørn ; Zhang, Y. ; Pryds, Nini
in journal: Journal of Applied Physics (ISSN: 0021-8979) (DOI: http://dx.doi.org/10.1063/1.4977694), vol: 121, issue: 9, 2017

Type: Journal article (Peer reviewed)

Status: Published     |    Year: 2017     |    DOI: http://dx.doi.org/10.1063/1.4977694

 

Correction to Creation of High Mobility Two-Dimensional Electron Gases via Strain Induced Polarization at an Otherwise Nonpolar Complex Oxide Interface

Chen, Yunzhong ; Trier, Felix ; Kasama, Takeshi ; Christensen, Dennis Valbjørn ; Bovet, Nicolas Emile ; Balogh, Zoltan Imre ; Han, Li ; Thydén, Karl Tor Sune ; Zhang, Wei ; Yazdi, Sadegh ; Norby, Poul ; Pryds, Nini ; Linderoth, Søren
in journal: Nano Letters (ISSN: 1530-6984) (DOI: http://dx.doi.org/10.1021/acs.nanolett.7b00924), vol: 17, issue: 4, pages: 2738, 2017

Type: Comment/debate

Status: Published     |    Year: 2017     |    DOI: http://dx.doi.org/10.1021/acs.nanolett.7b00924

  PDF

Suppressed carrier density for the patterned high mobility two-dimensional electron gas at γ-Al2O3/SrTiO3 heterointerfaces

Niu, Wei ; Gan, Yulin ; Christensen, Dennis Valbjørn ; von Soosten, Merlin ; Wang, Xuefeng ; Xu, Yongbing ; Zhang, Rong ; Pryds, Nini ; Chen, Yunzhong
in journal: Applied Physics Letters (ISSN: 0003-6951) (DOI: http://dx.doi.org/10.1063/1.4993165), vol: 111, issue: 2, 2017

Type: Journal article (Peer reviewed)

Status: Published     |    Year: 2017     |    DOI: http://dx.doi.org/10.1063/1.4993165

 

Is γ-Al2O3 polar?

Christensen, Dennis Valbjørn ; Smith, Anders
in journal: Applied Surface Science (ISSN: 0169-4332) (DOI: http://dx.doi.org/10.1016/j.apsusc.2017.06.184), vol: 423, pages: 887-890, 2017

Type: Journal article (Peer reviewed)

Status: Published     |    Year: 2017     |    DOI: http://dx.doi.org/10.1016/j.apsusc.2017.06.184

 

Controlling the Carrier Density of SrTiO3-Based Heterostructures with Annealing

Christensen, Dennis Valbjørn ; von Soosten, Merlin ; Trier, Felix ; Sand Jespersen, Thomas ; Smith, Anders ; Chen, Yunzhong ; Pryds, Nini
in journal: Advanced Electronic Materials (DOI: http://dx.doi.org/10.1002/aelm.201700026), vol: 3, issue: 8, 2017

Type: Journal article (Peer reviewed)

Status: Published     |    Year: 2017     |    DOI: http://dx.doi.org/10.1002/aelm.201700026

  PDF

Transport and excitations in a negative-U quantum dot at the LaAlO3/SrTiO3 interface

Prawiroatmodjo, Guenevere E. D. K. ; Leijnse, Martin Christian ; Trier, Felix ; Chen, Yunzhong ; Christensen, Dennis Valbjørn ; von Soosten, Merlin ; Pryds, Nini ; Sand Jespersen, Thomas
in journal: Nature Communications (ISSN: 2041-1723) (DOI: http://dx.doi.org/10.1038/s41467-017-00495-7), vol: 8, issue: 1, 2017

Type: Journal article (Peer reviewed)

Status: Published     |    Year: 2017     |    DOI: http://dx.doi.org/10.1038/s41467-017-00495-7

2016
 

Infrared ellipsometry study of the confined electrons in a high-mobility γ-Al2O3/SrTiO3 heterostructure

Yazdi-Rizi, M. ; Marsik, P. ; Mallett, B. P. P. ; Dubroka, A. ; Christensen, Dennis Valbjørn ; Chen, Yunzhong ; Pryds, Nini ; Bernhard, C.
in journal: Europhysics Letters (ISSN: 0295-5075) (DOI: http://dx.doi.org/10.1209/0295-5075/113/47005), vol: 113, 2016

Type: Journal article (Peer reviewed)

Status: Published     |    Year: 2016     |    DOI: http://dx.doi.org/10.1209/0295-5075/113/47005

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Evidence of weak superconductivity at the room-temperature grown LaAlO3/SrTiO3 interface

Prawiroatmodjo, G. E. D. K. ; Trier, Felix ; Christensen, Dennis Valbjørn ; Chen, Yunzhong ; Pryds, Nini ; Jespersen, T. S.
in journal: Physical Review B Condensed Matter (ISSN: 0163-1829) (DOI: http://dx.doi.org/10.1103/PhysRevB.93.184504), vol: 93, issue: 18, 2016

Type: Journal article (Peer reviewed)

Status: Published     |    Year: 2016     |    DOI: http://dx.doi.org/10.1103/PhysRevB.93.184504

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Scandium-doped zinc cadmium oxide as a new stable n-type oxide thermoelectric material

Han, Li ; Christensen, Dennis Valbjørn ; Bhowmik, Arghya ; Simonsen, Søren Bredmose ; Le, Thanh Hung ; Abdellahi, Ebtisam ; Chen, Y. Z. ; Van Nong, Ngo ; Linderoth, Søren ; Pryds, Nini
in journal: Journal of Materials Chemistry A (ISSN: 2050-7488) (DOI: http://dx.doi.org/10.1039/C6TA03126A ), vol: 4, issue: 31, pages: 12221-12231, 2016

Type: Journal article (Peer reviewed)

Status: Published     |    Year: 2016     |    DOI: http://dx.doi.org/10.1039/C6TA03126A