Overview
Background
Dr. Karl Bertling has made significant contributions to pioneering imaging and sensing via laser feedback interferometry, spanning diverse laser technologies including sensors based on visible lasers, infrared surface-emitting lasers, mid-infrared inter-band cascade lasers, and terahertz quantum cascade lasers. His current research focus includes leveraging terahertz quantum cascade laser feedback interferometry for early melanoma detection and agri-photonics, as well as near-field terahertz and mid-infrared imaging of nanomaterials and nanostructures.
Availability
- Dr Karl Bertling is:
- Available for supervision
Fields of research
Qualifications
- Bachelor of Science in Physics, The University of Queensland
- Bachelor (Honours) of Engineering - Electrical, The University of Queensland
- Masters (Research) of Engineering - Electrical, The University of Queensland
- Doctor of Philosophy, The University of Queensland
Works
Search Professor Karl Bertling’s works on UQ eSpace
2024
Journal Article
Terahertz nanoscopy: advances, challenges, and the road ahead
Guo, Xiao, Bertling, Karl, Donose, Bogdan C., Brünig, Michael, Cernescu, Adrian, Govyadinov, Alexander A. and Rakić, Aleksandar D. (2024). Terahertz nanoscopy: advances, challenges, and the road ahead. Applied Physics Reviews, 11 (2) 021306. doi: 10.1063/5.0189061
2024
Journal Article
Terahertz <i>in vivo</i> imaging of human skin: Toward detection of abnormal skin pathologies
Qi, X., Bertling, K., Torniainen, J., Kong, F., Gillespie, T., Primiero, C., Stark, M. S., Dean, P., Indjin, D., Li, L. H., Linfield, E. H., Davies, A. G., Brünig, M., Mills, T., Rosendahl, C., Soyer, H. P. and Rakić, A. D. (2024). Terahertz in vivo imaging of human skin: Toward detection of abnormal skin pathologies. APL Bioengineering, 8 (1) 016117, 016117. doi: 10.1063/5.0190573
Featured
2023
Journal Article
Ultrasound in solids: how to use laser feedback interferometry to visualize elastic waves
Bertling, Karl, Veidt, Martin, Perchoux, Julien and Rakic, Aleksandar (2023). Ultrasound in solids: how to use laser feedback interferometry to visualize elastic waves. Optics Express, 31 (20) ARTN 497676, 32761-32771. doi: 10.1364/oe.497676
Featured
2023
Journal Article
Near-field localization of the boson peak on tantalum films for superconducting quantum devices
Guo, Xiao, Degnan, Zachary, Steele, Julian A., Solano, Eduardo, Donose, Bogdan C., Bertling, Karl, Fedorov, Arkady, Rakić, Aleksandar D. and Jacobson, Peter (2023). Near-field localization of the boson peak on tantalum films for superconducting quantum devices. The Journal of Physical Chemistry Letters, 14 (20), 4892-4900. doi: 10.1021/acs.jpclett.3c00850
Featured
2023
Book Chapter
Self-mixing in quantum cascade lasers: theory and applications
Dean, Paul, Keeley, Jay, Lim, Yah Leng, Bertling, Karl, Taimre, Thomas, Rubino, Pierluigi, Indjin, Dragan and Rakic, Aleksandar (2023). Self-mixing in quantum cascade lasers: theory and applications. Mid-infrared and terahertz quantum cascade lasers. (pp. 477-508) edited by Dan Botez and Mikhail A. Belkin. Cambridge, United Kingdom: Cambridge University Press. doi: 10.1017/9781108552066
2021
Journal Article
Near-field terahertz nanoscopy of coplanar microwave resonators
Guo, Xiao, He, Xin, Degnan, Zach, Donose, Bogdan C., Bertling, Karl, Fedorov, Arkady, Rakić, Aleksandar D. and Jacobson, Peter (2021). Near-field terahertz nanoscopy of coplanar microwave resonators. Applied Physics Letters, 119 (9) 091101, 1-6. doi: 10.1063/5.0061078
Featured
2021
Journal Article
Optical constants from scattering-type scanning near-field optical microscope
Guo, Xiao, Bertling, Karl and Rakić, Aleksandar D. (2021). Optical constants from scattering-type scanning near-field optical microscope. Applied Physics Letters, 118 (4) 0036872, 041103. doi: 10.1063/5.0036872
Featured
2019
Journal Article
Sensing and imaging using laser feedback interferometry with quantum cascade lasers
Rakić, A. D., Taimre, T., Bertling, K., Lim, Y. L., Dean, P., Valavanis, A. and Indjin, D. (2019). Sensing and imaging using laser feedback interferometry with quantum cascade lasers. Applied Physics Reviews, 6 (2) 021320, 021320. doi: 10.1063/1.5094674
2019
Journal Article
Coherent imaging using laser feedback interferometry with pulsed-mode terahertz quantum cascade lasers
Lim, Yah Leng, Bertling, Karl, Taimre, Thomas, Gillespie, Tim, Glenn, Chris, Robinson, Ashley, Indjin, Dragan, Han, Yingjun, Li, Lianhe, Linfield, Edmund H., Davies, A. Giles, Dean, Paul and Rakić, Aleksandar D. (2019). Coherent imaging using laser feedback interferometry with pulsed-mode terahertz quantum cascade lasers. Optics Express, 27 (7), 10221-10233. doi: 10.1364/oe.27.010221
Featured
2015
Journal Article
Laser feedback interferometry: a tutorial on the self-mixing effect for coherent sensing
Taimre, Thomas, Nikolic, Milan, Bertling, Karl, Lim, Yah Leng, Bosch, Thierry and Rakic, Aleksandar (2015). Laser feedback interferometry: a tutorial on the self-mixing effect for coherent sensing. Advances in Optics and Photonics, 7 (3), 570-631. doi: 10.1364/AOP.7.000570
Featured
2014
Journal Article
Imaging of acoustic fields using optical feedback interferometry
Bertling, Karl, Perchoux, Julien, Taimre, Thomas, Malkin, Robert, Robert, Daniel, Rakic, Aleksandar D. and Bosch, Thierry (2014). Imaging of acoustic fields using optical feedback interferometry. Optics Express, 22 (24), 30346-30356. doi: 10.1364/OE.22.030346
2024
Conference Publication
Terahertz Absorption & Raman Studies of Environmental Impact on Marble
Chanda, Puspita, Bajaj, Naini, Bandyopadhyay, Aparajita, Sengupta, Amartya, Bertling, Karl and Rakic, A.D. (2024). Terahertz Absorption & Raman Studies of Environmental Impact on Marble. IEEE. doi: 10.1109/irmmw-thz60956.2024.10697671
2024
Conference Publication
Near-field nanoscopy of terahertz collective excitations for silicon-based quantum technologies
Guo, Xiao, He, Xin, Degnan, Zachary, Chiu, Chun-Ching, Bertling, Karl, Donose, Bogdan C., Fedorov, Arkady, Jacobson, Peter and Rakić, Aleksandar D. (2024). Near-field nanoscopy of terahertz collective excitations for silicon-based quantum technologies. IEEE. doi: 10.1109/irmmw-thz60956.2024.10697801
2024
Conference Publication
Terahertz Quantum Cascade Laser Feedback Imaging for Cultural Heritage Preservation
Bertling, K., Torniainen, J., Rakić, A.D., Bandyopadhyay, A., Chanda, P., Sengupta, A., Dean, P, Indjin, D, Li, L.H., Davies, A.G. and Linfield, E.H. (2024). Terahertz Quantum Cascade Laser Feedback Imaging for Cultural Heritage Preservation. IEEE. doi: 10.1109/irmmw-thz60956.2024.10697894
2024
Journal Article
Collimated beam formation in 3D acoustic sonic crystals
Vanel, Alice Lucie, Dubois, Marc, Tronche, Clement, Fu, Shubin, Wang, Yao-Ting, Dupont, Guillaume, Rakić, Aleksandar D., Bertling, Karl, abdeddaim, redha, Enoch, Stefan, Craster, Richard V, Li, Guanglian, Guenneau, Sebastien and Perchoux, Julien (2024). Collimated beam formation in 3D acoustic sonic crystals. New Journal of Physics, 26 (7) 073021, 073021. doi: 10.1088/1367-2630/ad5c94
2024
Journal Article
Detecting genetic variation in plants by mapping cell water dynamics with terahertz laser feedback interferometry
Kundu, Urbi, Torniainen, Jari, Bertling, Karl, Kashyap, Mayuri, Donose, Bogdan C., Gillespie, Tim, Indjin, Dragan, Li, Lianhe, Linfield, Edmund H., Davies, A. Giles, Dean, Paul, Bandyopadhyay, Aparajita, Sengupta, Amartya and Rakić, Aleksandar D. (2024). Detecting genetic variation in plants by mapping cell water dynamics with terahertz laser feedback interferometry. IEEE Transactions on Terahertz Science and Technology, 14 (5), 665-674. doi: 10.1109/tthz.2024.3412826
2024
Conference Publication
Variability in plant cell water dynamics as a genetic discriminatory method using terahertz quantum cascade laser-based laser feedback interferometry
Kundu, Urbi, Tornainen, Jari, Bertling, Karl, Kashyap, Mayuri, Singh, Khushboo, Donose, Bogdan, Gillespie, Tim, Indjin, Dragan, Li, Lianhe, Linfield, Edmund, Davies, Alexander, Dean, Paul, Bandyopadhyay, Aparajita, Sengupta, Amartya and Rakic, Aleksandar (2024). Variability in plant cell water dynamics as a genetic discriminatory method using terahertz quantum cascade laser-based laser feedback interferometry. Conference on Photonic Technologies in Plant and Agricultural Science, San Francisco, CA United States, 31 January 2024. Bellingham, WA United States: SPIE. doi: 10.1117/12.3002438
2023
Conference Publication
Comprehensive spectral and imaging studies of marble to assess the environmental damage using ULF Raman and THz absorption studies
Chanda, Puspita, Singh, Khushboo, Aalam, Uzair, Bertling, Karl, Bandyopadhyay, Aparajita, Rakic, Aleksandar and Sengupta, Amartya (2023). Comprehensive spectral and imaging studies of marble to assess the environmental damage using ULF Raman and THz absorption studies. Conference on Optics for Arts, Architecture, and Archaeology (O3A) IX, Munich, Germany, 26-27 June 2023. Bellingham, WA, United States: S P I E - International Society for Optical Engineering. doi: 10.1117/12.2673785
2023
Journal Article
Coherent Terahertz laser feedback interferometry for hydration sensing in leaves
Kashyap, Mayuri, Torniainen, Jari, Bertling, Karl, Kundu, Urbi, Singh, Khushboo, Donose, Bogdan, Gillespie, Tim, Lim, Yah Leng, Indjin, Dragan, Li, Lian He, Linfield, Edmund, Davies, Giles, Dean, Paul, Smith, Millicent, Chapman, Scott, Bandyopadhyay, Aparajita, Sengupta, Amartya and Rakic, Aleksandar (2023). Coherent Terahertz laser feedback interferometry for hydration sensing in leaves. Optics Express, 31 (15), 23877-23888. doi: 10.1364/oe.490217
2023
Journal Article
Terahertz nanospectroscopy of plasmon polaritons for the evaluation of doping in quantum devices
Guo, Xiao, He, Xin, Degnan, Zachary, Chiu, Chun-Ching, Donose, Bogdan C., Bertling, Karl, Fedorov, Arkady, Rakić, Aleksandar D. and Jacobson, Peter (2023). Terahertz nanospectroscopy of plasmon polaritons for the evaluation of doping in quantum devices. Nanophotonics, 12 (10), 1865-1875. doi: 10.1515/nanoph-2023-0064
Funding
Past funding
Supervision
Availability
- Dr Karl Bertling is:
- Available for supervision
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Supervision history
Current supervision
-
Doctor Philosophy
Application of non-contact THz spectroscopic imaging towards preservation of heritage structures in India
Associate Advisor
Other advisors: Professor Aleksandar Rakic
-
Doctor Philosophy
Engineering the Next Generation of Broadband Terahertz Technologies
Associate Advisor
Other advisors: Dr Tina Qi, Professor Aleksandar Rakic
Completed supervision
-
2022
Doctor Philosophy
Light-matter interactions at the nanoscale: a case for terahertz near-field spectroscopy in semiconductor nanodevices
Associate Advisor
Other advisors: Professor Aleksandar Rakic
Media
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