Personal profile
Biosketch
Caspar van der Wal (Netherlands, 1971) obtained his PhD degree in 2001, in the group of Prof. Hans Mooij at Delft University of Technology for research on quantum coherent dynamics of superconducting circuits. This was followed by a postdoc position of two years in the labs of Prof. Misha Lukin and Dr. Ron Walsworth at Harvard University (USA), where he did research on quantum optics with atomic vapors. At the end of 2003, he started working as an assistant professor at the University of Groningen in the Physics of Nanodevices Group. In 2009, he obtained here a permanent position as associate professor in Physics of Quantum Devices, which became a full professor position in 2015. The research of his team focuses on exploring spintronic and quantum information functionalities with electron spins and nuclear spins in semiconductor devices, using both quantum optical methods and electron transport methods. For his current research he obtained the NWO-Vidi Grant (2005) and the ERC Starting Grant (2011). For his teaching in Physics and the Nanoscience Top Master he received teaching awards in 2012 and 2015. For the years 2016-2022 he was scientific director of the Zernike Institute for Advanced Materials. Further information can be found at www.quantumdevices.nl.
The three top publications 2016-2022
Spin-relaxation times exceeding seconds for color centers with strong spin-orbit coupling in SiC,
Carmem M. Gilardoni*, Tom Bosma*, Danny van Hien, Freddie Hendriks, Björn Magnusson, Alexandre Ellison, Ivan G. Ivanov, N. T. Son, Caspar H. van der Wal,
New J. Phys. 22, 103051 (2020);
https://iopscience.iop.org/article/10.1088/1367-2630/abbf23
Symmetry regimes for circular photocurrents in monolayer MoSe2,
Jorge Quereda, Talieh S. Ghiasi, Jhih-Shih You, Jeroen van den Brink, Bart J. van Wees, Caspar H. van der Wal,
Nature Communications 9, 3346 (2018);
https://doi.org/10.1038/s41467-018-05734-z
Identification and tunable optical coherent control of transition-metal spins in silicon carbide,
Tom Bosma*, Gerrit J. J. Lof*, Carmem M. Gilardoni, Olger V. Zwier, Freddie Hendriks, Alexandre Ellison, Björn Magnusson, Andreas Gällström, Ivan G. Ivanov, N. T. Son, Remco W. A. Havenith, Caspar H. van der Wal,
npj Quantum Information 4, 48 (2018);
https://doi.org/10.1038/s41534-018-0097-8
Expertise related to UN Sustainable Development Goals
In 2015, UN member states agreed to 17 global Sustainable Development Goals (SDGs) to end poverty, protect the planet and ensure prosperity for all. This person’s work contributes towards the following SDG(s):
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SDG 7 Affordable and Clean Energy
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Collaborations and top research areas from the last five years
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Charge dynamics in the 2D/3D semiconductor heterostructure WSe2/GaAs
Rojas-Lopez, R. R., Hendriks, F., van der Wal, C. H., Guimarães, P. S. S. & Guimarães, M. H. D., 23-Sept-2024, In: Applied Physics Letters. 125, 13, 7 p., 132104.Research output: Contribution to journal › Article › Academic › peer-review
Open AccessFile2 Citations (Scopus)45 Downloads (Pure) -
Vanadium in silicon carbide: telecom-ready spin centres with long relaxation lifetimes and hyperfine-resolved optical transitions
Astner, T., Koller, P., Gilardoni, C. M., Hendriks, J., Tien Son, N., Ivanov, I. G., Ul Hassan, J., van der Wal, C. H. & Trupke, M., Jul-2024, In: Quantum Science and Technology. 9, 3, 10 p., 035038.Research output: Contribution to journal › Article › Academic › peer-review
Open AccessFile14 Citations (Scopus)116 Downloads (Pure) -
Charge dynamics in the 2D/3D semiconductor heterostructure WSe$_2$/GaAs
Rojas-Lopez, R. R., Hendriks, F., Wal, C. H. V. D., Guimarães, P. S. S. & Guimarães, M. H. D., 25-Sept-2023, (Submitted) arXiv, 7 p.Research output: Working paper › Preprint › Academic
File62 Downloads (Pure) -
Magnetic field control of light-induced spin accumulation in monolayer MoSe2
Rojas-Lopez, R. R., Hendriks, F., van der Wal, C. H., Guimarães, P. S. S. & Guimarães, M. H. D., Jul-2023, In: 2D Materials. 10, 3, 7 p., 035013.Research output: Contribution to journal › Article › Academic › peer-review
Open AccessFile7 Citations (Scopus)196 Downloads (Pure) -
Broadband single-mode planar waveguides in monolithic 4H-SiC
Bosma, T., Hendriks, J., Ghezellou, M., Son, N. T., Ul-Hassan, J. & Wal, C. H. V. D., 14-Jan-2022, In: Journal of Applied Physics. 131, 2, 10 p., 025703 .Research output: Contribution to journal › Article › Academic › peer-review
Open AccessFile3 Citations (Scopus)397 Downloads (Pure)
Datasets
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Experimental data for "Magnetic field control of light-induced spin accumulation in monolayer MoSe2"
Rojas-Lopez, R. R. (Contributor), Hendriks, F. (Contributor), van der Wal, C. H. (Contributor), Guimarães, P. S. S. (Contributor) & Guimarães, M. H. D. (Contributor), ZENODO, 16-Apr-2023
Dataset