Dennis Valbjørn Christensen - Section for Functional Oxides

Impact of topography on extraordinary magnetoresistive devices

Sasi Kumar, Sreejith ; Pollok, Stefan ; Pomar, Thierry Désiré ; Christensen, Dennis Valbjørn ; Bjørk, Rasmus
in: Journal of Physics: Materials, vol: 8, issue: 2

Type: Journal article (Peer reviewed)

Status: Published | Year: 2025 | DOI: https://doi.org/10.1088/2515-7639/ada9c2

The influence of contact resistance and interface layers in extraordinary magnetoresistance devices

Sasi Kumar, Sreejith ; Bork, Lou ; Pollok, Stefan ; Bjørk, Rasmus ; Christensen, Dennis Valbjørn
in: Applied Physics Letters, vol: 126, issue: 13

Type: Journal article (Peer reviewed)

Status: Published | Year: 2025 | DOI: https://doi.org/10.1063/5.0237591

Unearthing the emerging properties at buried oxide heterointerfaces

Steegemans, Tristan Sebastiaan ; Christensen, Dennis Valbjørn
in: Materials Horizons, vol: 12, issue: 7, pages: 2119-2160

Type: Review (Peer reviewed)

Status: Published | Year: 2025 | DOI: https://doi.org/10.1039/d4mh01192a

2024 roadmap on magnetic microscopy techniques and their applications in materials science

Christensen, D. V. ; Staub, U. ; Devidas, T. R. ; Kalisky, B. ; Nowack, K. C. ; Webb, J. L. ; Andersen, U. L. ; Huck, A. ; Broadway, D. A. ; Wagner, K. ; Maletinsky, P. ; van der Sar, T. ; Du, C. R. ; Yacoby, A. ; Collomb, D. ; Bending, S. ; Oral, A. ; Hug, H. J. ; Mandru, A. O. ; Neu, V. ; Schumacher, H. W. ; Sievers, S. ; Saito, H. ; Khajetoorians, A. A. ; Hauptmann, N. ; Baumann, S. ; Eichler, A. ; Degen, C. L. ; McCord, J. ; Vogel, M. ; Fiebig, M. ; Fischer, P. ; Hierro-Rodriguez, A. ; Finizio, S. ; Dhesi, S. S. ; Donnelly, C. ; Büttner, F. ; Kfir, O. ; Hu, W. ; Zayko, S. ; Eisebitt, S. ; Pfau, B. ; Frömter, R. ; Kläui, M. ; Yasin, F. S. ; McMorran, B. J. ; Seki, S. ; Yu, X. ; Lubk, A. ; Wolf, D. ; Pryds, N. ; Makarov, D. ; Poggio, M.
in: JPhys Materials, vol: 7, issue: 3

Type: Review (Peer reviewed)

Status: Published | Year: 2024 | DOI: https://doi.org/10.1088/2515-7639/ad31b5

Extraordinary magnetometry

Pomar, Thierry Désiré ; Erlandsen, Ricci ; Zhou, Bowen ; Iliushyn, Leonid ; Bjørk, Rasmus ; Christensen, Dennis Valbjørn
in: Applied Materials Today, vol: 38

Type: Review (Peer reviewed)

Status: Published | Year: 2024 | DOI: https://doi.org/10.1016/j.apmt.2024.102219

Extreme magnetoresistance at high-mobility oxide heterointerfaces with dynamic defect tunability

Christensen, D. V. ; Steegemans, T. S. ; Pomar, T. D. ; Chen, Y. Z. ; Smith, A. ; Strocov, V. N. ; Kalisky, B. ; Pryds, N.
in: Nature Communications, vol: 15, issue: 1

Type: Journal article (Peer reviewed)

Status: Published | Year: 2024 | DOI: https://doi.org/10.1038/s41467-024-48398-8

Gate-tunable Thermoelectric Effect in Oxide Thin Films at Room Temperature

Chatterjee, Arindom ; Lobato, Carlos Nunez ; Rosendal, Victor ; Anhøj, Thomas Aarøe ; Grivel, Jean Claude ; Trier, Felix ; Christensen, Dennis Valbjørn ; Pryds, Nini
in: Advanced Electronic Materials, vol: 10, issue: 3

Type: Journal article (Peer reviewed)

Status: Published | Year: 2024 | DOI: https://doi.org/10.1002/aelm.202300683

How efficient are thermoelectric materials? – An assessment of state-of-the-art individual and segmented thermoelectric materials

Lobato, Carlos Nuñez ; Esposito, Vincenzo ; Pryds, Nini ; Christensen, Dennis Valbjørn
in: Materials Today Energy, vol: 43

Type: Journal article (Peer reviewed)

Status: Published | Year: 2024 | DOI: https://doi.org/10.1016/j.mtener.2024.101564

Visualizing thickness-dependent magnetic textures in few-layer Cr₂Ge₂Te₆

Vervelaki, Andriani ; Bagani, Kousik ; Jetter, Daniel ; Doan, Manh Ha ; Chau, Tuan K. ; Gross, Boris ; Christensen, Dennis V. ; Bøggild, Peter ; Poggio, Martino
in: Communications Materials, vol: 5, issue: 1

Type: Journal article (Peer reviewed)

Status: Published | Year: 2024 | DOI: https://doi.org/10.1038/s43246-024-00477-5

Enhancing extraordinary magnetoresistance devices through geometric variations of the outer boundary

Pomar, Thierry Désiré ; Frąckowiak, Adrianna Elżbieta ; Erlandsen, Ricci ; Christensen, Dennis Valbjørn ; Bjørk, Rasmus
in: Journal of Applied Physics, vol: 133

Type: Journal article (Peer reviewed)

Status: Published | Year: 2023 | DOI: https://doi.org/10.1063/5.0154997

Perspectives on oxide heterostructures – the curious case of γ-Al₂O₃/SrTiO₃

Christensen, Dennis Valbjørn
in: Nanoscale, vol: 15, issue: 8, pages: 3704-3712

Type: Review (Peer reviewed)

Status: Published | Year: 2023 | DOI: https://doi.org/10.1039/D2NR07172J

Post-lithiation: a way to control the ionic conductivity of solid-state thin film electrolyte

Chen, Jixi ; Palliotto, Alessandro ; Yun, Shinhee ; Christensen, Dennis Valbjørn ; Esposito, Vincenzo ; Pryds, Nini
in: Materials Advances, vol: 4, issue: 24, pages: 6638-6644

Type: Journal article (Peer reviewed)

Status: Published | Year: 2023 | DOI: https://doi.org/10.1039/d3ma00894k

Powering internet-of-things from ambient energy: a review

Chatterjee, Arindom ; Lobato, Carlos Nuñez ; Zhang, Haiwu ; Bergne, Achilles ; Esposito, Vincenzo ; Yun, Shinhee ; Insinga, Andrea Roberto ; Christensen, Dennis Valbjørn ; Imbaquingo, Carlos ; Bjørk, Rasmus ; Ahmed, Hamsa ; Ahmad, Mariam ; Ho, Chun Yuen ; Madsen, Morten ; Chen, Jixi ; Norby, Poul ; Chiabrera, Francesco Maria ; Gunkel, Felix ; Ouyang, Ziwei ; Pryds, Nini
in: Journal of Physics: Energy, vol: 5

Type: Review (Peer reviewed)

Status: Published | Year: 2023 | DOI: https://doi.org/10.1088/2515-7655/acb5e6

Reconstruction of Low Dimensional Electronic States by Altering the Chemical Arrangement at the SrTiO₃ Surface

Li, Hang ; Brito, Walber H. ; Guedes, Eduardo B. ; Chikina, Alla ; Dahm, Rasmus T. ; Christensen, Dennis V. ; Yun, Shinhee ; Chiabrera, Francesco M. ; Plumb, Nicholas C. ; Shi, Ming ; Pryds, Nini ; Radovic, Milan
in: Advanced Functional Materials, vol: 33, issue: 19

Type: Journal article (Peer reviewed)

Status: Published | Year: 2023 | DOI: https://doi.org/10.1002/adfm.202210526

Tuning Oxide Properties by Oxygen Vacancy Control During Growth and Annealing

Steegemans, Tristan ; Yun, Shinhee ; Lobato, Carlos N. ; Brand, Eric ; Chen, Yunzhong ; Trier, Felix ; Christensen, Dennis V.
in: Journal of Visualized Experiments, issue: 196

Type: Journal article (Peer reviewed)

Status: Published | Year: 2023 | DOI: https://doi.org/10.3791/58737

Universal material trends in extraordinary magnetoresistive devices

Erlandsen, Ricci ; Pomar, Thierry Désiré ; Kornblum, Lior ; Pryds, Nini ; Bjørk, Rasmus ; Christensen, Dennis Valbjørn
in: Journal of Physics: Materials, vol: 6, issue: 4

Type: Journal article (Peer reviewed)

Status: Published | Year: 2023 | DOI: https://doi.org/10.1088/2515-7639/acfac0

2022 Roadmap on Neuromorphic Computing and Engineering

Christensen, Dennis V. ; Dittmann, Regina ; Linares-Barranco, Bernabé ; Sebastian, Abu ; Gallo, Manuel Le ; Redaelli, Andrea ; Slesazeck, Stefan ; Mikolajick, Thomas ; Spiga, Sabina ; Menzel, Stephan ; Valov, Ilia ; Milano, Gianluca ; Ricciardi, Carlo ; Liang, Shi-Jun ; Miao, Feng ; Lanza, Mario ; Quill, Tyler J. ; Keene, Scott T. ; Salleo, Alberto ; Grollier, Julie ; Marković, Danijela ; Mizrahi, Alice ; Yao, Peng ; Yang, J. Joshua ; Indiveri, Giacomo ; Strachan, John Paul ; Datta, Suman ; Vianello, Elisa ; Valentian, Alexandre ; Feldmann, Johannes ; Li, Xuan ; Pernice, Wolfram H. P. ; Bhaskaran, Harish ; Furber, Steve ; Neftci, Emre ; Scherr, Franz ; Maass, Wolfgang ; Ramaswamy, Srikanth ; Tapson, Jonathan ; Panda, Priyadarshini ; Kim, Youngeun ; Tanaka, Gouhei ; Thorpe, Simon ; Bartolozzi, Chiara ; Cleland, Thomas A. ; Posch, Christoph ; Liu, Shih-Chii ; Panuccio, Gabriella ; Mahmud, Mufti ; Mazumder, Arnab Neelim ; Hosseini, Morteza ; Mohsenin, Tinoosh ; Donati, Elisa ; Tolu, Silvia ; Galeazzi, Roberto ; Christensen, Martin Ejsing ; Holm, Sune ; Ielmini, Daniele ; Pryds, N.
in: Neuromorphic Computing and Engineering, vol: 2, issue: 2

Type: Journal article (Peer reviewed)

Status: Published | Year: 2022 | DOI: https://doi.org/10.1088/2634-4386/ac4a83

Atomically engineered interfaces yield extraordinary electrostriction

Zhang, Haiwu ; Pryds, Nini ; Park, Dae-Sung ; Gauquelin, Nicolas ; Santucci, Simone ; Christensen, Dennis V. ; Jannis, Daen ; Chezganov, Dmitry ; Rata, Diana A. ; Insinga, Andrea R. ; Castelli, Ivano E. ; Verbeeck, Johan ; Lubomirsky, Igor ; Muralt, Paul ; Damjanovic, Dragan ; Esposito, Vincenzo
in: Nature, vol: 609, issue: 7928, pages: 695-700

Type: Journal article (Peer reviewed)

Status: Published | Year: 2022 | DOI: https://doi.org/10.1038/s41586-022-05073-6

Current Mapping of Amorphous LaAlO₃/SrTiO₃ near the Metal–Insulator Transition

Bjørlig, Anders V. ; Christensen, Dennis V. ; Erlandsen, Ricci ; Pryds, Nini ; Kalisky, Beena
in: ACS Applied Electronic Materials, vol: 4, issue: 7, pages: 3421-3427

Type: Journal article (Peer reviewed)

Status: Published | Year: 2022 | DOI: https://doi.org/10.1021/acsaelm.2c00264

Disclosing the response of the surface electronic structure in SrTiO₃ (001) to strain

Guedes, Eduardo Bonini ; Jensen, Tobias Willemoes ; Naamneh, Muntaser ; Chikina, Alla ; Dahm, Ramus T. ; Yun, Shinhee ; Chiabrera, Francesco M. ; Plumb, Nicholas C. ; Dil, J. Hugo ; Shi, Ming ; Valbjørn Christensen, Dennis ; Brito, Walber Hugo ; Pryds, Nini ; Radović, Milan
in: Journal of Vacuum Science & Technology. A. Vacuum, Surfaces, and Films, vol: 40, issue: 1

Type: Journal article (Peer reviewed)

Status: Published | Year: 2022 | DOI: https://doi.org/10.1116/6.0001480

Freestanding Perovskite Oxide Films

Chiabrera, Francesco M. ; Yun, Shinhee ; Li, Ying ; Dahm, Rasmus T. ; Zhang, Haiwu ; Kirchert, Charline K. R. ; Christensen, Dennis V. ; Trier, Felix ; Jespersen, Thomas S. ; Pryds, Nini
in: Annalen der Physik, vol: 534, issue: 9

Type: Review (Peer reviewed)

Status: Published | Year: 2022 | DOI: https://doi.org/10.1002/andp.202200084

On the thermoelectric properties of Nb-doped SrTiO₃ epitaxial thin films

Chatterjee, Arindom ; Lan, Zhenyun ; Christensen, Dennis Valbjørn ; Bauitti, Federico ; Morata, Alex ; Chavez-Angel, Emigdio ; Sanna, Simone ; Castelli, Ivano E. ; Chen, Yunzhong ; Tarancon, Albert ; Pryds, Nini
in: Physical Chemistry Chemical Physics, vol: 24, issue: 6, pages: 3741-3748

Type: Journal article (Peer reviewed)

Status: Published | Year: 2022 | DOI: https://doi.org/10.1039/d1cp03679c

Robust Electronic Structure of Manganite-Buffered Oxide Interfaces with Extreme Mobility Enhancement

Li, Hang ; Gan, Yulin ; Husanu, Marius-Adrian ; Dahm, Rasmus Tindal ; Christensen, Dennis Valbjørn ; Radovic, Milan ; Sun, Jirong ; Shi, Ming ; Shen, Baogen ; Pryds, Nini ; Chen, Yunzhong
in: ACS Nano, vol: 16, issue: 4, pages: 6437-6443

Type: Journal article (Peer reviewed)

Status: Published | Year: 2022 | DOI: https://doi.org/10.1021/acsnano.2c00609

Spatial control of the conductivity in SrTiO₃-based heterointerfaces using inkjet printing

Hvid-Olsen, T ; Gadea, C ; Holde, F B ; Hoffmann, K M ; Jespersen, T S ; Grove-Rasmussen, K ; Trier, F ; Christensen, D V
in: Journal of Physics: Energy, vol: 4, issue: 4

Type: Journal article (Peer reviewed)

Status: Published | Year: 2022 | DOI: https://doi.org/10.1088/2515-7655/ac9084

Stacking and Twisting of Freestanding Complex Oxide Thin Films

Li, Ying ; Xiang, Cheng ; Chiabrera, Francesco M. ; Yun, Shinhee ; Zhang, Haiwu ; Kelly, Daniel J. ; Dahm, Rasmus T. ; Kirchert, Charline K. R. ; Le Cozannet, Thomas E. ; Trier, Felix ; Christensen, Dennis V. ; Booth, Timothy J. ; Simonsen, Søren B. ; Kadkhodazadeh, Shima ; Jespersen, Thomas S. ; Pryds, Nini
in: Advanced Materials, vol: 34, issue: 38

Type: Journal article (Peer reviewed)

Status: Published | Year: 2022 | DOI: https://doi.org/10.1002/adma.202203187

Symmetry breaking in magnetoresistive devices

Erlandsen, Ricci ; Bjørk, Rasmus ; Kornblum, Lior ; Pryds, Nini ; Christensen, Dennis V.
in: Physical Review B, vol: 106, issue: 1

Type: Journal article (Peer reviewed)

Status: Published | Year: 2022 | DOI: https://doi.org/10.1103/PhysRevB.106.014408

The effect of external stimuli on the performance of memristive oxides

Li, Yang ; Christensen, Dennis Valbjørn ; Sanna, Simone ; Esposito, Vincenzo
part of: Metal Oxides for Non-volatile Memory, pages: 361-398, 2022

Type: Book chapter (Peer reviewed)

Status: Published | Year: 2022 | DOI: https://doi.org/10.1016/B978-0-12-814629-3.00011-8

Band-Order Anomaly at the δ-Al₂O₃/SrTiO₃Interface Drives the Electron-Mobility Boost

Chikina, Alla ; Christensen, Dennis Valbjørn ; Borisov, Vladislav ; Husanu, Marius Adrian ; Chen, Yunzhong ; Wang, Xiaoqiang ; Schmitt, Thorsten ; Radovic, Milan ; Nagaosa, Naoto ; Mishchenko, Andrey S. ; Valentí, Roser ; Pryds, Nini ; Strocov, Vladimir N.
in: ACS Nano, vol: 15, issue: 3, pages: 4347–4356

Type: Journal article (Peer reviewed)

Status: Published | Year: 2021 | DOI: https://doi.org/10.1021/acsnano.0c07609

Size-Controlled Spalling of LaAlO3/SrTiO3 Micromembranes

Dahm, Rasmus Tindal ; Schüsler Erlandsen, Ricci ; Trier, Felix ; Sambri, Alessia ; Gennaro, Emiliano Di ; Guarino, Anita ; Stampfer, Lukas ; Christensen, Dennis Valbjørn ; Granozio, Fabio Miletto ; Jespersen, Thomas Sand
in: ACS applied materials & interfaces, vol: 13, issue: 10, pages: 12341–12346

Type: Journal article (Peer reviewed)

Status: Published | Year: 2021 | DOI: https://doi.org/10.1021/acsami.0c21612

Charge-transfer engineering strategies for tailored ionic conductivity at oxide interfaces

Gunkel, Felix ; Christensen, Dennis Valbjørn ; Pryds, Nini
in: Journal of Materials Chemistry C, vol: 33, issue: 8, pages: 11354-11359

Type: Journal article (Peer reviewed)

Status: Published | Year: 2020 | DOI: https://doi.org/10.1039/d0tc01780a

Dynamics of the spatial separation of electrons and mobile oxygen vacancies in oxide heterostructures

Zurhelle, A. F. ; Christensen, Dennis Valbjørn ; Menzel, S. ; Gunkel, Felix
in: Physical Review Materials, vol: 4, issue: 10

Type: Journal article (Peer reviewed)

Status: Published | Year: 2020 | DOI: https://doi.org/10.1103/PhysRevMaterials.4.104604

Oxygen vacancies: The (in)visible friend of oxide electronics

Gunkel, Felix ; Christensen, Dennis Valbjørn ; Chen, Yunzhong ; Pryds, Nini
in: Applied Physics Letters, vol: 116, issue: 12

Type: Journal article (Peer reviewed)

Status: Published | Year: 2020 | DOI: https://doi.org/10.1063/1.5143309

Self-Formed, Conducting LaAlO₃/SrTiO₃ Micro-Membranes

Sambri, Alessia ; Scuderi, Mario ; Guarino, Anita ; Gennaro, Emiliano Di ; Erlandsen, Ricci ; Dahm, Rasmus T. ; Bjørlig, Anders V. ; Christensen, Dennis Valbjørn ; Capua, Roberto Di ; Ventura, Bartolomeo Della ; Uccio, Umberto Scotti di ; Mirabella, Salvatore ; Nicotra, Giuseppe ; Spinella, Corrado ; Jespersen, Thomas S. ; Granozio, Fabio Miletto
in: Advanced Functional Materials, vol: 30, issue: 45

Type: Journal article (Peer reviewed)

Status: Published | Year: 2020 | DOI: https://doi.org/10.1002/adfm.201909964

Tuning the resistive switching in tantalum oxide-based memristors by annealing

Li, Yang ; Suyolcu, Y. Eren ; Sanna, Simone ; Christensen, Dennis Valbjørn ; Traulsen, Marie Lund ; Stamate, Eugen ; Pedersen, Christian Søndergaard ; van Aken, Peter A. ; García Lastra, Juan Maria ; Esposito, Vincenzo ; Pryds, Nini
in: A I P Advances, vol: 10, issue: 6

Type: Journal article (Peer reviewed)

Status: Published | Year: 2020 | DOI: https://doi.org/10.1063/5.0004722

Diluted Oxide Interfaces with Tunable Ground States

Gan, Yulin ; Christensen, Dennis Valbjørn ; Zhang, Yu ; Zhang, Hongrui ; Dileep, Krishnan ; Zhong, Zhicheng ; Niu, Wei ; Carrad, Damon James ; Norrman, Kion ; von Soosten, Merlin ; Sand Jespersen, Thomas ; Shen, Baogen ; Gauquelin, Nicolas ; Verbeeck, Johan ; Sun, Jirong ; Pryds, Nini ; Chen, Yunzhong
in: Advanced Materials, vol: 31, issue: 10

Type: Journal article (Peer reviewed)

Status: Published | Year: 2019 | DOI: https://doi.org/10.1002/adma.201805970

Electrical, magnetic and magnetotransport properties of Na and Mo doped Ca₃Co₄O₉ materials

Hira, Uzma ; Grivel, Jean-Claude ; Christensen, Dennis Valbjørn ; Pryds, Nini ; Sher, Falak
in: RSC Advances, vol: 9, issue: 54, pages: 31274-31283

Type: Journal article (Peer reviewed)

Status: Published | Year: 2019 | DOI: https://doi.org/10.1039/c9ra06110j

Gate-tunable Rashba spin-orbit coupling and spin polarization at diluted oxide interfaces

Gan, Yulin ; Zhang, Yu ; Christensen, Dennis Valbjørn ; Pryds, Nini ; Chen, Yunzhong
in: Physical Review B (Condensed Matter and Materials Physics), vol: 100, issue: 12

Type: Journal article (Peer reviewed)

Status: Published | Year: 2019 | DOI: https://doi.org/10.1103/PhysRevB.100.125134

Magnetic and electronic properties at the γ-Al2O3/SrTiO3 interface

Mardegan, J. R. L. ; Christensen, D. V. ; Chen, Y. Z. ; Parchenko, S. ; Avula, S. R. ; Ortiz-Hernandez, N. ; Decker, M. ; Piamonteze, C. ; Pryds, N. ; Staub, U.
in: Physical Review B, vol: 99, issue: 13

Type: Journal article (Peer reviewed)

Status: Published | Year: 2019 | DOI: https://doi.org/10.1103/PhysRevB.99.134423

Magnetic Two-Dimensional Electron Gases at Oxide Interfaces

Chen, Y.Z. ; Gan, Y.L. ; Zhang, Y. ; Christensen, D.V. ; Pryds, N.
Presented at: 4th Functional Oxide Thin Films for Advanced Energy and Information Technology Conference

Type: Conference abstract for conference (Peer reviewed)

Status: Published | Year: 2019

On the emergence of conductivity at SrTiO3-based oxide interfaces - an in-situ study

von Soosten, Merlin ; Christensen, Dennis Valbjørn ; Eom, Chang-Beom ; Jespersen, Thomas S. ; Chen, Yunzhong ; Pryds, Nini
in: Scientific Reports, vol: 9, issue: 1

Type: Journal article (Peer reviewed)

Status: Published | Year: 2019 | DOI: https://doi.org/10.1038/s41598-019-54463-w

Semiconductors: X‐Ray Writing of Metallic Conductivity and Oxygen Vacancies at Silicon/SrTiO3 Interfaces (Adv. Funct. Mater. 25/2019)

Chikina, Alla ; Caputo, Marco ; Naamneh, Muntaser ; Christensen, Dennis Valbjørn ; Schmitt, Thorsten ; Radovic, Milan ; Strocov, Vladimir N.

Type: Sound/Visual production (digital)

Status: Published | Year: 2019 | DOI: https://doi.org/10.1002/adfm.201970172

Stimulating Oxide Heterostructures: A Review on Controlling SrTiO3‐Based Heterointerfaces with External Stimuli

Christensen, Dennis Valbjørn ; Trier, Felix ; Niu, Wei ; Gan, Yulin ; Zhang, Yu ; Jespersen, Thomas Sand ; Chen, Yunzhong ; Pryds, Nini
in: Advanced Materials Interfaces, vol: 6, issue: 21

Type: Journal article (Peer reviewed)

Status: Published | Year: 2019 | DOI: https://doi.org/10.1002/admi.201900772

Strain-tunable magnetism at ferroelastic domain walls

Christensen, D. V. ; Frenkel, Y. ; Xie, Y. ; Chen, Z. ; Hikita, Y. ; Smith, A. ; Chen, Y. Z. ; Klein, L. ; Hwang, H. Y. ; Pryds, N. ; Kalisky, B.
in: Nature Physics, vol: 15, pages: 269-274

Type: Journal article (Peer reviewed)

Status: Published | Year: 2019 | DOI: https://doi.org/10.1038/s41567-018-0363-x

Surface Pyroelectricity in Cubic SrTiO₃

Meirzadeh, Elena ; Christensen, Dennis Valbjørn ; Makagon, Evgeniy ; Cohen, Hagai ; Rosenhek-Goldian, Irit ; Morales, Erie H ; Bhowmik, Arghya ; Lastra, Juan Maria G ; Rappe, Andrew M ; Ehre, David ; Lahav, Meir ; Pryds, Nini ; Lubomirsky, Igor
in: Advanced Materials, vol: 31, issue: 44

Type: Journal article (Peer reviewed)

Status: Published | Year: 2019 | DOI: https://doi.org/10.1002/adma.201904733

The role of oxide interfaces in highly confined electronic and ionic conductors

Christensen, Dennis V. ; Chen, Yunzhong ; Esposito, Vincenzo ; Pryds, Nini
in: A P L Materials, vol: 7, issue: 1

Type: Journal article (Peer reviewed)

Status: Published | Year: 2019 | DOI: https://doi.org/10.1063/1.5052057

Tuning the stoichiometry and electrical properties of tantalum oxide thin films

Li, Yang ; Sanna, Simone ; Norrman, Kion ; Christensen, Dennis Valbjørn ; Pedersen, Christian Søndergaard ; García Lastra, Juan Maria ; Traulsen, Marie Lund ; Esposito, Vincenzo ; Pryds, Nini
in: Applied Surface Science, vol: 470, pages: 1071-1074

Type: Journal article (Peer reviewed)

Status: Published | Year: 2019 | DOI: https://doi.org/10.1016/j.apsusc.2018.11.153

X‐Ray Writing of Metallic Conductivity and Oxygen Vacancies at Silicon/SrTiO3 Interfaces

Chikina, Alla ; Caputo, Marco ; Naamneh, Muntaser ; Christensen, Dennis Valbjørn ; Schmitt, Thorsten ; Radovic, Milan ; Strocov, Vladimir N.
in: Advanced Functional Materials, vol: 29, issue: 5

Type: Journal article (Peer reviewed)

Status: Published | Year: 2019 | DOI: https://doi.org/10.1002/adfm.201900645

Electron mobility in oxide heterostructures

Trier, F. ; Christensen, Dennis Valbjørn ; Pryds, Nini
in: Journal of Physics D: Applied Physics, vol: 51, issue: 29

Type: Journal article (Peer reviewed)

Status: Published | Year: 2018 | DOI: https://doi.org/10.1088/1361-6463/aac9aa

Electron Mobility in γ-Al₂O₃/SrTiO₃

Christensen, Dennis Valbjørn ; Frenkel, Y. ; Schütz, P. ; Trier, Felix ; Wissberg, S. ; Claessen, R. ; Kalisky, B. ; Smith, A. ; Chen, Y. Z. ; Pryds, Nini
in: Physical Review Applied, vol: 9, issue: 5

Type: Journal article (Peer reviewed)

Status: Published | Year: 2018 | DOI: https://doi.org/10.1103/PhysRevApplied.9.054004

Exploring magnetic and electronic properties in γ-Al₂O₃/SrTiO₃

Christensen, Dennis Valbjørn

Type: Ph.D. thesis

Status: Published | Year: 2018

High-temperature thermoelectric properties of Na- and W-Doped Ca₃Co₄O₉ system

Hira, Uzma ; Han, Li ; Norrman, Kion ; Christensen, Dennis Valbjørn ; Pryds, Nini ; Sher, Falak
in: R S C Advances, vol: 8, issue: 22, pages: 12211–12221

Type: Journal article (Peer reviewed)

Status: Published | Year: 2018 | DOI: https://doi.org/10.1039/C8RA01691G

Joining of Half-Heusler and Bismuth Tellurides for Segmented Thermoelectric Generators

Ngan, Pham Hoang ; Han, Li ; Christensen, Dennis Valbjørn
in: Journal of Electronic Materials, vol: 47, issue: 1, pages: 701-710

Type: Journal article (Peer reviewed)

Status: Published | Year: 2018 | DOI: https://doi.org/10.1007/s11664-017-5827-8

Tuning the Ground State of Oxide Interfaces by an Electron Sink

Gan, Y. L. ; von Soosten, M. ; Zhang, Y. ; Krishnan, D. ; Zhong, Z. ; Niu, W. ; Carrad, D. J. ; Norrman, K. ; Christensen, D. V. ; Gauquelin, N. ; Jespersen, T. S. ; Shen, B.G. ; Verbeeck, J. ; Sun, J. R. ; Pryds, N. ; Chen, Y. Z.
Presented at: 25th International Workshop on Oxide Electronics

Type: Conference abstract for conference (Peer reviewed)

Status: Published | Year: 2018

Tuning the Two-Dimensional Electron Gas at Oxide Interfaces with Ti-O Configurations: Evidence from X-ray Photoelectron Spectroscopy

Zhang, Yu ; Gan, Yulin ; Niu, Wei ; Norrman, Kion ; Yan, Xi ; Christensen, Dennis Valbjørn ; von Soosten, Merlin ; Zhang, Hongrui ; Shen, Baogen ; Pryds, Nini ; Sun, Jirong ; Chen, Yunzhong
in: A C S Applied Materials and Interfaces, vol: 10, issue: 1, pages: 1434-1439

Type: Journal article (Peer reviewed)

Status: Published | Year: 2018 | DOI: https://doi.org/10.1021/acsami.7b16510

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: Advanced Electronic Materials, vol: 3, issue: 8

Type: Journal article (Peer reviewed)

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

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: Nano Letters, vol: 17, issue: 4, pages: 2738

Type: Comment/debate

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

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 of Applied Physics, vol: 121, issue: 9

Type: Journal article (Peer reviewed)

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

Giant tunability of the two-dimensional electron gas at the interface of γ-Al₂O₃/SrTiO₃

Niu, Wei ; Zhang, Yu ; Gan, Yulin ; Christensen, Dennis Valbjørn ; von Soosten, Merlin ; Garcia Suárez, Eduardo José ; Riisager, Anders ; Wang, Xuefeng ; Xu, Yongbing ; Zhang, Rong ; Pryds, Nini ; Chen, Yunzhong
in: Nano Letters, vol: 17, issue: 11, pages: 6878–6885

Type: Journal article (Peer reviewed)

Status: Published | Year: 2017 | DOI: https://doi.org/10.1021/acs.nanolett.7b03209

Is γ-Al₂O₃ polar?

Christensen, Dennis Valbjørn ; Smith, Anders
in: Applied Surface Science, vol: 423, pages: 887-890

Type: Journal article (Peer reviewed)

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

Microscopic origin of the mobility enhancement at a spinel/perovskite oxide heterointerface revealed by photoemission spectroscopy

Schuetz, P. ; Christensen, Dennis Valbjørn ; Borisov, V. ; Pfaff, F. ; Scheiderer, P. ; Dudy, L. ; Zapf, M. ; Gabel, J. ; Chen, Y. Z. ; Pryds, Nini ; Rogalev, V. A. ; Strocov, V. N. ; Schlueter, C. ; Lee, T. -L. ; Jeschke, H. O. ; Valenti, R. ; Sing, M. ; Claessen, R.
in: Physical Review B, vol: 96, issue: 16

Type: Journal article (Peer reviewed)

Status: Published | Year: 2017 | DOI: https://doi.org/10.1103/PhysRevB.96.161409

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: Applied Physics Letters, vol: 111, issue: 2

Type: Journal article (Peer reviewed)

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

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: A C S Applied Materials and Interfaces, vol: 9, issue: 1, pages: 1086–1092

Type: Journal article (Peer reviewed)

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

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: Nature Communications, vol: 8, issue: 1

Type: Journal article (Peer reviewed)

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

Tuning the ground state of polar LaAlO₃/SrTiO₃ interface by an electron sink

Gan, Yulin ; von Soosten, Merlin ; Zhang, Yu ; Niu, Wei ; Christensen, Dennis Valbjørn ; Sand Jespersen, Thomas ; Pryds, Nini ; Chen, Yunzhong
part of: 2017 TO-BE Fall Meeting - Towards oxidebased Electronics, pages: 72, 2017
Presented at: 24th International Workshop on Oxide Electronics

Type: Conference abstract in proceedings (Peer reviewed)

Status: Published | Year: 2017

Two-Dimensional Electron Gases at Modulation-doped Oxide Interfaces

Chen, Yunzhong ; Gan, Yulin ; Christensen, Dennis Valbjørn ; von Soosten, Merlin ; Zhang, Y. ; Niu, Wei ; Pryds, Nini
Presented at: 3rd Functional Oxide Thin Films for Advanced Energy and Information Technology Conference

Type: Conference abstract for conference

Status: Published | Year: 2017

Two-Dimensional Electron Gases at Modulation-doped Oxide Interfaces

Chen, Yunzhong ; Gan, Yulin ; Christensen, Dennis Valbjørn ; von Soosten, Merlin ; Zhang, Yong ; Niu, Wei ; Pryds, Nini
part of: TO-BE Fall Meeting 2017: Towards oxidebased Electronics - Abstract book, pages: 32, 2017
Presented at: TO-BE Fall Meeting 2017

Type: Conference abstract in proceedings (Peer reviewed)

Status: Published | Year: 2017

Universality of electron mobility in LaAlO₃/SrTiO₃ and bulk SrTiO₃

Trier, Felix ; Reich, K. V. ; Christensen, Dennis Valbjørn ; Zhang, Yu ; Tuller, Harry L. ; Chen, Yunzhong ; Shklovskii, B. I. ; Pryds, Nini
in: Applied Physics Letters, vol: 111, issue: 9

Type: Journal article (Peer reviewed)

Status: Published | Year: 2017 | DOI: https://doi.org/10.1063/1.5001316

A high mobility two-dimensional electron gas at the CaZrO₃/SrTiO₃ heterointerface

Chen, Yunzhong ; Trier, Felix ; Christensen, Dennis Valbjørn ; Linderoth, Søren ; Pryds, Nini
Presented at: TO-BE Spring Meeting 2016

Type: Conference abstract for conference (Peer reviewed)

Status: Published | Year: 2016

Electric field control of the γ-Al₂O₃/SrTiO₃interface conductivity at room temperature

Christensen, Dennis Valbjørn ; Trier, Felix ; von Soosten, Merlin ; Prawiroatmodjo, G. E. D. K. ; Jespersen, T. S. ; Chen, Yunzhong ; Pryds, Nini
in: Applied Physics Letters, vol: 109, issue: 2

Type: Journal article (Peer reviewed)

Status: Published | Year: 2016 | DOI: https://doi.org/10.1063/1.4955490

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: Physical Review B, vol: 93, issue: 18

Type: Journal article (Peer reviewed)

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

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: EPL, vol: 113

Type: Journal article (Peer reviewed)

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

New Insights into the Creation of High-Mobility Two-Dimensional Electron Gas at Oxide Interfaces: Control of Interfacial Redox Reactions by an Electron Sink

Chen, Yunzhong ; Green, R.J. ; Trier, Felix ; Christensen, Dennis Valbjørn ; Sutarto, R. ; He, F. ; von Soosten, Merlin ; Zhang, Y. ; Linderoth, Søren ; Pryds, Nini
Presented at: 23rd International Workshop on Oxide Electronics

Type: Conference abstract for conference (Peer reviewed)

Status: Published | Year: 2016

Quantization of Hall Resistance at the Metallic Interface between an Oxide Insulator and SrTiO₃

Trier, Felix ; Prawiroatmodjo, Guenevere E. D. K. ; Zhong, Zhicheng ; Christensen, Dennis Valbjørn ; von Soosten, Merlin ; Bhowmik, Arghya ; García Lastra, Juan Maria ; Chen, Yunzhong ; Jespersen, Thomas Sand ; Pryds, Nini
in: Physical Review Letters, vol: 117

Type: Journal article (Peer reviewed)

Status: Published | Year: 2016 | DOI: https://doi.org/10.1103/PhysRevLett.117.096804

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 of Materials Chemistry A, vol: 4, issue: 31, pages: 12221-12231

Type: Journal article (Peer reviewed)

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

Silicon doped InP as an alternative plasmonic material for mid-infrared

Panah, Mohammad Esmail Aryaee ; Han, Li ; Christensen, Dennis Valbjørn ; Pryds, Nini ; Lavrinenko, Andrei ; Semenova, Elizaveta
part of: Proceedings of 41st International Conference on Infrared, Millimeter and Terahertz Waves, 2016
Presented at: 2016 International Conference on Infrared, Millimeter and Terahertz Waves

Type: Article in proceedings (Peer reviewed)

Status: Published | Year: 2016 | DOI: https://doi.org/10.1109/IRMMW-THz.2016.7758994

Charge transfer induced modulation doping of two-dimensional electron gas at complex oxide interfaces

Chen, Yunzhong ; Trier, Felix ; Christensen, Dennis Valbjørn ; Linderoth, Søren ; Pryds, Nini
Presented at: TO-BE Spring Meeting 2015

Type: Conference abstract for conference (Peer reviewed)

Status: Published | Year: 2015

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: Nano Letters, vol: 15, issue: 3, pages: 1849–1854

Type: Journal article (Peer reviewed)

Status: Published | Year: 2015 | DOI: https://doi.org/10.1021/nl504622w

Extreme mobility enhancement of two-dimensional electron gases at oxide interfaces via charge transfer induced modulation doping

Chen, Yunzhong ; Trier, Felix ; Wijnands, T. ; Green, R. J. ; Gauquelin, N. ; Egoavil, R. ; Christensen, Dennis Valbjørn ; Koster, G. ; Huijben, M. ; Bovet, N. ; Macke, S. ; He, F. ; Sutarto, R. ; Andersen, Niels Hessel ; Sulpizio, J. A. ; Honig, M. ; Prawiroatmodjo, G. E. D. K. ; Jespersen, T. S. ; Linderoth, Søren ; Ilani, S. ; Verbeeck, Jo ; Van Tendeloo, G. ; Rijnders, Guus ; Sawatzky, G. A. ; Pryds, Nini
in: Nature Materials, vol: 14, issue: 8, pages: 801-806

Type: Journal article (Peer reviewed)

Status: E-pub ahead of print | Year: 2015 | DOI: https://doi.org/10.1038/nmat4303

Extreme mobility enhancement of two-dimensional electron gases at oxide interfaces via charge transfer induced modulation doping

Chen, Yunzhong ; Trier, Felix ; Wijnands, T. ; Green, R. J. ; Gauquelin, N. ; Egoavil, R. ; Christensen, Dennis Valbjørn ; Koster, G. ; Huijben, M. ; Bovet, N. ; Macke, S. ; He, F. ; Sutarto, R. ; Sulpizio, J. A. ; Honig, M. ; Prawiroatmodjo, G. E. D. K. ; Jespersen, T. S. ; Linderoth, Søren ; Ilani, S. ; Verbeeck, Jo ; Van Tendeloo, G. ; Rijnders, Guus ; Sawatzky, G. A. ; Pryds, Nini
Presented at: 22nd International Workshop on Oxide Electronics

Type: Conference abstract for conference (Peer reviewed)

Status: Published | Year: 2015

Extreme mobility enhancement of two-dimensional electron gases at oxide interfaces via charge transfer induced modulation doping

Chen, Yunzhong ; Trier, Felix ; Wijnands, T. ; Green, R. J. ; Gauquelin, N. ; Egoavil, R. ; Christensen, Dennis Valbjørn ; Koster, G. ; Huijben, M. ; Bovet, N. ; Macke, S. ; He, F. ; Sutarto, R. ; Sulpizio, J. A. ; Honig, M. ; Prawiroatmodjo, G. E. D. K. ; Jespersen, T. S. ; Linderoth, Søren ; Ilani, S. ; Verbeeck, Jo ; Van Tendeloo, G. ; Rijnders, Guus ; Sawatzky, G. A. ; Pryds, Nini
Presented at: E-MRS 2015 Fall meeting

Type: Poster

Status: Published | Year: 2015

Patterning of high mobility electron gases at complex oxide interfaces

Trier, Felix ; Prawiroatmodjo, G. E. D. K. ; von Soosten, Merlin ; Christensen, Dennis Valbjørn ; Jespersen, T. S. ; Chen, Yunzhong ; Pryds, Nini
in: Applied Physics Letters, vol: 107

Type: Journal article (Peer reviewed)

Status: Published | Year: 2015 | DOI: https://doi.org/10.1063/1.4935553

Analysis of the internal heat losses in a thermoelectric generator

Bjørk, Rasmus ; Christensen, Dennis Valbjørn ; Eriksen, Dan ; Pryds, Nini
in: International Journal of Thermal Sciences, vol: 85, pages: 12-20

Type: Journal article (Peer reviewed)

Status: Published | Year: 2014 | DOI: https://doi.org/10.1016/j.ijthermalsci.2014.06.003

Room Temperature Creation of High Mobility Two-Dimensional Electron Gases at Complex Oxide Interfaces

Chen, Yunzhong ; Christensen, Dennis Valbjørn ; Trier, Felix ; Kasama, Takeshi ; Yazdi, Sadegh ; Linderoth, Søren ; Pryds, Nini
Presented at: 21st International Workshop on Oxide Electronics

Type: Conference abstract for conference (Peer reviewed)

Status: Published | Year: 2014

Room Temperature Epitaxial Growth of Complex Oxide Interfaces with High Mobility Two-Dimensional Electron Gases

Chen, Yunzhong ; Christensen, Dennis Valbjørn ; Trier, Felix ; Kasama, Takeshi ; Yazdi, Sadegh ; Linderoth, Søren ; Pryds, Nini
Presented at: 1st Scientific Meeting of the TOBE Action

Type: Poster (Peer reviewed)

Status: Published | Year: 2014

Towards high efficiency segmented thermoelectric unicouples

Pham, Hoang Ngan ; Christensen, Dennis Valbjørn ; Snyder, Gerald Jeffrey ; Le, Thanh Hung ; Linderoth, Søren ; Van Nong, Ngo ; Pryds, Nini
in: Physica Status Solidi. A: Applications and Materials Science (Online), vol: 211, issue: 1, pages: 9-17

Type: Journal article (Peer reviewed)

Status: Published | Year: 2014 | DOI: https://doi.org/10.1002/pssa.201330155

Transport Properties of the γ-Al₂O₃/SrTiO₃ Heterostructure

Christensen, Dennis Valbjørn ; Chen, Yunzhong ; Smith, Anders ; Pryds, Nini
Presented at: 21st International Workshop on Oxide Electronics

Type: Conference abstract for conference (Peer reviewed)

Status: Published | Year: 2014

A high-mobility two-dimensional electron gas at the spinel/perovskite interface of γ-Al₂O₃/SrTiO₃

Chen, Yunzhong ; Bovet, N. ; Trier, Felix ; Christensen, Dennis ; Qu, F.M. ; Andersen, Niels Hessel ; Kasama, Takeshi ; Zhang, Wei ; Giraud, R. ; Dufouleur, J. ; Jespersen, T.S. ; Sun, J.R. ; Smith, Anders ; Nygård, J. ; Lu, L. ; Büchner, B. ; Shen, B.G. ; Linderoth, Søren ; Pryds, Nini
in: Nature Communications, vol: 4

Type: Journal article (Peer reviewed)

Status: Published | Year: 2013 | DOI: https://doi.org/10.1038/ncomms2394

A high-mobility two-dimensional electron gas at the spinel/perovskite interface of γ-Al₂O₃/SrTiO₃

Chen, Yunzhong ; Trier, Felix ; Christensen, Dennis Valbjørn ; Andersen, Niels Hessel ; Kasama, Takeshi ; Zhang, Wei ; Linderoth, Søren ; Pryds, Nini
Presented at: 2nd Frontiers of Microscopy Virtual Conference

Type: Poster (Peer reviewed)

Status: Published | Year: 2013

A Two-Dimensional Electron Gas at the Spinel/Perovskite Interface of γ-Al₂O₃/SrTiO₃ with Carrier Mobility Exceeding 100,000 cm²V^-1s^-1

Chen, Yunzhong ; Bovet, N. ; Trier, Felix ; Christensen, Dennis Valbjørn ; Qu, F.M. ; Andersen, Niels Hessel ; Kasama, Takeshi ; Zhang, Wei ; Giraud, R. ; Dufouleur, J. ; Jespersen, T. S. ; Sun, J.R. ; Smith, Anders ; Nygård, J. ; Lu, L. ; Büchner, B. ; Shen, B.G. ; Linderoth, Søren ; Pryds, Nini
Presented at: 20th Workshop on Oxide Electronics (WOE20)

Type: Conference abstract for conference (Peer reviewed)

Status: Published | Year: 2013

Controlling interfacial states in amorphous/crystalline LaAlO₃/SrTiO₃ heterostructures by electric fields

Christensen, Dennis ; Trier, Felix ; Chen, Yunzhong ; Smith, Anders ; Nygård, J. ; Pryds, Nini
in: Applied Physics Letters, vol: 102, pages: 021602

Type: Journal article (Peer reviewed)

Status: Published | Year: 2013 | DOI: https://doi.org/10.1063/1.4775669

Controlling the conductivity of amorphous LaAlO3/SrTiO3 interfaces by in-situ application of an electric field during fabrication

Trier, Felix ; Amoruso, S. ; Christensen, Dennis Valbjørn ; Sambri, A. ; Chen, Yunzhong ; Wang, X. ; Stamate, Eugen ; Bruzzese, R. ; Pryds, Nini
in: Applied Physics Letters, vol: 103, issue: 3, pages: 031607

Type: Journal article (Peer reviewed)

Status: Published | Year: 2013 | DOI: https://doi.org/10.1063/1.4815989

Degradation of the interfacial conductivity in LaAlO₃/SrTiO₃ heterostructures during storage at controlled environments

Trier, Felix ; Christensen, Dennis ; Chen, Yunzhong ; Smith, Anders ; Andersen, Martin Iglsø ; Pryds, Nini
in: Solid State Ionics, vol: 230, pages: 12-15

Type: Journal article (Peer reviewed)

Status: Published | Year: 2013 | DOI: https://doi.org/10.1016/j.ssi.2012.08.005

Designing CAF-adjuvanted dry powder vaccines: Spray drying preserves the adjuvant activity of CAF01

Ingvarsson, Pall Thor ; Schmidt, Signe Tandrup ; Christensen, Dennis ; Larsen, Niels Bent ; Hinrichs, Wouter Leonardus Joseph ; Andersen, Peter ; Rantanen, Jukka ; Nielsen, Hanne Mørck ; Yang, Mingshi ; Foged, Camilla
in: Journal of Controlled Release, vol: 167, issue: 3, pages: 256-264

Type: Journal article (Peer reviewed)

Status: Published | Year: 2013 | DOI: https://doi.org/10.1016/j.jconrel.2013.01.031

Two-dimensional electron gases at a spinel/perovskite complex oxide heterointerface with electron mobilities exceeding 100,000 cm²V^-1s^-1

Chen, Yunzhong ; Trier, Felix ; Christensen, Dennis Valbjørn ; Linderoth, Søren ; Pryds, Nini
part of: Proceedings for the international conference: "MAMA-Trend: Trends, challenges and emergent new phenomena in multi-functional materials", pages: 77, 2013
Presented at: International conference "MAMA-Trend: Trends, challenges and emergent new phenomena in multi-functional materials"

Type: Conference abstract in proceedings (Peer reviewed)

Status: Published | Year: 2013

Degradation of the performance of microchannel heat exchangers due to flow maldistribution

Nielsen, Kaspar Kirstein ; Engelbrecht, Kurt ; Christensen, Dennis ; Jensen, Jesper Buch ; Smith, Anders ; Bahl, Christian
in: Applied Thermal Engineering, vol: 40, pages: 236-247

Type: Journal article (Peer reviewed)

Status: Published | Year: 2012 | DOI: https://doi.org/10.1016/j.applthermaleng.2012.02.019

Extraordinary high conductivity in SrTiO₃-based oxide heterostructures due to interfacial redox reactions

Chen, Yunzhong ; Christensen, Dennis ; Trier, Felix ; Pryds, Nini ; Linderoth, Søren
Presented at: Frontiers in Electronic Materials: Correlation Effects and Memristive Phenomena

Type: Poster

Status: Published | Year: 2012

Extraordinary high conductivity in SrTiO₃-based oxide heterostructures due to interfacial redox reactions

Chen, Yunzhong ; Christensen, Dennis ; Trier, Felix ; Pryds, Nini ; Linderoth, Søren
Presented at: E-MRS 2012 Spring Meeting

Type: Conference abstract for conference (Peer reviewed)

Status: Published | Year: 2012

On the origin of metallic conductivity at the interface of LaAlO3/SrTiO3

Chen, Yunzhong ; Christensen, Dennis ; Trier, Felix ; Pryds, Nini ; Smith, Anders ; Linderoth, Søren
in: Applied Surface Science, vol: 258, issue: 23, pages: 9242– 9245
Presented at: EMRS 2011 Spring Symposium J: Laser materials processing for micro and nano applications

Type: Conference article (Peer reviewed)

Status: Published | Year: 2012 | DOI: https://doi.org/10.1016/j.apsusc.2012.01.117

Plasma plume effects on the conductivity of amorphous-LaAlO₃/SrTiO₃ interfaces grown by pulsed laser deposition in O₂ and Ar

Sambri, A. ; Christensen, Dennis ; Trier, Felix ; Chen, Yunzhong ; Amoruso, S. ; Pryds, Nini ; Bruzzese, R. ; Wang, X.
in: Applied Physics Letters, vol: 100, pages: 131605

Type: Journal article (Peer reviewed)

Status: Published | Year: 2012 | DOI: https://doi.org/10.1063/1.4727905

Resistance switching of the interfacial conductance in amorphous SrTiO3 heterostructures

Christensen, Dennis ; Trier, Felix ; Chen, Yunzhong ; Smith, Anders ; Pryds, Nini
Presented at: 19th Workshop on Oxide Electronics (WOE 19)

Type: Conference abstract for conference

Status: Published | Year: 2012

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