Skip to menu Skip to content Skip to footer

2024

Journal Article

Terahertz in vivo 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

Terahertz in vivo imaging of human skin: toward detection of abnormal skin pathologies

2023

Journal Article

Frequency combs induced by optical feedback and harmonic order tunability in quantum cascade lasers

Silvestri, Carlo, Qi, Xiaoqiong, Taimre, Thomas and Rakić, Aleksandar D. (2023). Frequency combs induced by optical feedback and harmonic order tunability in quantum cascade lasers. APL Photonics, 8 (11) 116102, 1-10. doi: 10.1063/5.0164597

Frequency combs induced by optical feedback and harmonic order tunability in quantum cascade lasers

2023

Journal Article

Harmonic active mode locking in terahertz quantum cascade lasers

Silvestri, Carlo, Qi, Xiaoqiong, Taimre, Thomas and Rakić, Aleksandar D. (2023). Harmonic active mode locking in terahertz quantum cascade lasers. Physical Review A, 108 (1) 013501, 1-14. doi: 10.1103/physreva.108.013501

Harmonic active mode locking in terahertz quantum cascade lasers

2023

Journal Article

Terahertz imaging of human skin pathologies using laser feedback interferometry with quantum cascade lasers

Qi, Xiaoqiong, Bertling, Karl, Stark, Mitchell S., Taimre, Thomas, Kao, Yung-Ching, Lim, Yah Leng, Han, She, O'Brien, Blake, Collins, Angus, Walsh, Michael, Torniainen, Jari, Gillespie, Timothy, Donose, Bogdan C., Dean, Paul, Li, Lian He, Linfield, Edmund H., Davies, A. Giles, Indjin, Dragan, Soyer, H. Peter and Rakic, Aleksandar D. (2023). Terahertz imaging of human skin pathologies using laser feedback interferometry with quantum cascade lasers. Biomedical Optics Express, 14 (4) 480615, 1393-1410. doi: 10.1364/boe.480615

Terahertz imaging of human skin pathologies using laser feedback interferometry with quantum cascade lasers

2023

Journal Article

Frequency combs in quantum cascade lasers: an overview of modeling and experiments

Silvestri, Carlo, Qi, Xiaoqiong, Taimre, Thomas, Bertling, Karl and Rakić, Aleksandar D. (2023). Frequency combs in quantum cascade lasers: an overview of modeling and experiments. APL Photonics, 8 (2) 020902, 020902. doi: 10.1063/5.0134539

Frequency combs in quantum cascade lasers: an overview of modeling and experiments

2022

Journal Article

Ultrafast buildup dynamics of terahertz pulse generation in mode-locked quantum cascade lasers

Wang, Feihu, Qi, Xiaoqiong, Pistore, Valentino, Li, Lianhe, Agnew, Gary, Linfield, Edmund, Davies, Giles, Tignon, Jérôme, Mangeney, Juliette, Rakić, Aleksandar D. and Dhillon, Sukhdeep S. (2022). Ultrafast buildup dynamics of terahertz pulse generation in mode-locked quantum cascade lasers. Physical Review Applied, 18 (6) 064054. doi: 10.1103/physrevapplied.18.064054

Ultrafast buildup dynamics of terahertz pulse generation in mode-locked quantum cascade lasers

2022

Journal Article

Multimode dynamics of terahertz quantum cascade lasers: Spontaneous and actively induced generation of dense and harmonic coherent regimes

Silvestri, Carlo, Qi, Xiaoqiong, Taimre, Thomas and Rakić, Aleksandar D. (2022). Multimode dynamics of terahertz quantum cascade lasers: Spontaneous and actively induced generation of dense and harmonic coherent regimes. Physical Review A, 106 (5) 053526, 1-11. doi: 10.1103/physreva.106.053526

Multimode dynamics of terahertz quantum cascade lasers: Spontaneous and actively induced generation of dense and harmonic coherent regimes

2022

Journal Article

Ultrafast pulse generation from quantum cascade lasers

Wang, Feihu, Qi, Xiaoqiong, Chen, Zhichao, Razeghi, Manijeh and Dhillon, Sukhdeep (2022). Ultrafast pulse generation from quantum cascade lasers. Micromachines, 13 (12) 2063, 1-18. doi: 10.3390/mi13122063

Ultrafast pulse generation from quantum cascade lasers

2022

Journal Article

Feedback regimes of LFI sensors: experimental investigations

Bertling, Karl, Qi, Xiaoqiong, Taimre, Thomas, Lim, Yah Leng and Rakić, Aleksandar D. (2022). Feedback regimes of LFI sensors: experimental investigations. Sensors, 22 (22) 9001, 1-12. doi: 10.3390/s22229001

Feedback regimes of LFI sensors: experimental investigations

2022

Journal Article

Self-pulsations in terahertz quantum cascade lasers under strong optical feedback: the effect of multiple reflections in the external cavity

Qi, Xiaoqiong, Loh, Hui Yi, Taimre, Thomas, Bertling, Karl, Indjin, Dragan and Rakić, Aleksandar D. (2022). Self-pulsations in terahertz quantum cascade lasers under strong optical feedback: the effect of multiple reflections in the external cavity. Sensors, 22 (21) 8501, 1-14. doi: 10.3390/s22218501

Self-pulsations in terahertz quantum cascade lasers under strong optical feedback: the effect of multiple reflections in the external cavity

2021

Journal Article

Terahertz quantum cascade laser under optical feedback: effects of laser self-pulsations on self-mixing signals

Qi, Xiaoqiong, Bertling, Karl, Taimre, Thomas, Agnew, Gary, Leng Lim, Yah, Gillespie, Tim, Demić, Aleksandar, Dean, Paul, He Li, Lian, Linfield, Edmund H., Giles Davies, A., Indjin, Dragan and Rakić, Aleksandar D. (2021). Terahertz quantum cascade laser under optical feedback: effects of laser self-pulsations on self-mixing signals. Optics Express, 29 (24), 39885-39894. doi: 10.1364/oe.437861

Terahertz quantum cascade laser under optical feedback: effects of laser self-pulsations on self-mixing signals

2021

Journal Article

Terahertz imaging with self-pulsations in quantum cascade lasers under optical feedback

Qi, Xiaoqiong, Bertling, Karl, Taimre, Thomas, Lim, Yah Leng, Gillespie, Tim, Dean, Paul, Li, Lian He, Linfield, Edmund H., Davies, A. Giles, Indjin, Dragan and Rakić, Aleksandar D. (2021). Terahertz imaging with self-pulsations in quantum cascade lasers under optical feedback. APL Photonics, 6 (9) 091301, 091301. doi: 10.1063/5.0056487

Terahertz imaging with self-pulsations in quantum cascade lasers under optical feedback

2021

Journal Article

Observation of optical feedback dynamics in single-mode terahertz quantum cascade lasers: Transient instabilities

Qi, Xiaoqiong, Bertling, Karl, Taimre, Thomas, Agnew, Gary, Lim, Yah Leng, Gillespie, Tim, Robinson, Ashley, Brünig, Michael, Demić, Aleksandar, Dean, Paul, Li, Lian He, Linfield, Edmund H., Davies, A. Giles, Indjin, Dragan and Rakić, Aleksandar D. (2021). Observation of optical feedback dynamics in single-mode terahertz quantum cascade lasers: Transient instabilities. Physical Review A, 103 (3) 033504, 033504-1-033504-7. doi: 10.1103/physreva.103.033504

Observation of optical feedback dynamics in single-mode terahertz quantum cascade lasers: Transient instabilities

2020

Journal Article

External cavity terahertz quantum cascade laser with a metamaterial/graphene optoelectronic mirror

Almond, Nikita W., Qi, Xiaoqiong, Degl'Innocenti, Riccardo, Kindness, Stephen J., Michailow, Wladislaw, Wei, Binbin, Braeuninger-Weimer, Philipp, Hofmann, Stephan, Dean, Paul, Indjin, Dragan, Linfield, Edmund H., Davies, A. Giles, Rakić, Aleksandar D., Beere, Harvey E. and Ritchie, David A. (2020). External cavity terahertz quantum cascade laser with a metamaterial/graphene optoelectronic mirror. Applied Physics Letters, 117 (4) 0014251, 041105. doi: 10.1063/5.0014251

External cavity terahertz quantum cascade laser with a metamaterial/graphene optoelectronic mirror

2020

Journal Article

Laser feedback interferometry in multi-mode terahertz quantum cascade lasers

Qi, Xiaoqiong, Agnew, Gary, Taimre, Thomas, Han, She, Lim, Yah Leng, Bertling, Karl, Demic, Aleksandar, Dean, Paul, Indjin, Dragan and Rakic, Aleksandar (2020). Laser feedback interferometry in multi-mode terahertz quantum cascade lasers. Optics Express, 28 (10), 14246-14262. doi: 10.1364/oe.390433

Laser feedback interferometry in multi-mode terahertz quantum cascade lasers

2020

Journal Article

Corrections to “Mode selection and tuning mechanisms in coupled-cavity terahertz quantum cascade lasers”

Qi, Xiaoqiong, Indjin, Dragan, Rakic, Aleksandar D., Kundu, Iman, Dean, Paul, Agnew, Gary, Taimre, Thomas, Valavanis, Alexander, Grier, Andrew T., Linfield, Edmund H. and Davies, Alexander Giles (2020). Corrections to “Mode selection and tuning mechanisms in coupled-cavity terahertz quantum cascade lasers”. IEEE Journal of Selected Topics in Quantum Electronics, 26 (1) 8910613, 1-1. doi: 10.1109/jstqe.2019.2954689

Corrections to “Mode selection and tuning mechanisms in coupled-cavity terahertz quantum cascade lasers”

2019

Journal Article

Detection sensitivity of laser feedback interferometry using a terahertz quantum cascade laser

Keeley, J., Bertling, K., Rubino, P. L., Lim, Y. L., Taimre, T., Qi, X., Kundu, I., Li, L. H., Indjin, D., Rakić, A. D., Linfield, E. H., Davies, A. G., Cunningham, J. and Dean, P. (2019). Detection sensitivity of laser feedback interferometry using a terahertz quantum cascade laser. Optics Letters, 44 (13), 3314-3317. doi: 10.1364/ol.44.003314

Detection sensitivity of laser feedback interferometry using a terahertz quantum cascade laser

2018

Journal Article

Ultrafast switch-on dynamics of frequency-tuneable semiconductor lasers

Kundu, Iman, Wang, Feihu, Qi, Xiaoqiong, Nong, Hanond, Dean, Paul, Freeman, Joshua R., Valavanis, Alexander, Agnew, Gary, Grier, Andrew T., Taimre, Thomas, Li, Lianhe, Indjin, Dragan, Mangeney, Juliette, Tignon, Jérôme, Dhillon, Sukhdeep S., Rakić, Aleksandar D., Cunningham, John E., Linfield, Edmund H. and Davies, A. Giles (2018). Ultrafast switch-on dynamics of frequency-tuneable semiconductor lasers. Nature Communications, 9 (1) 3076, 3076. doi: 10.1038/s41467-018-05601-x

Ultrafast switch-on dynamics of frequency-tuneable semiconductor lasers

2017

Journal Article

Mode selection and tuning mechanisms in coupled-cavity terahertz quantum cascade lasers

Qi, Xiaoqiong, Kundu, Iman, Dean, Paul, Agnew, Gary, Taimre, Thomas, Valavanis, Alexander, Grier, Andrew T., Linfield, Edmund H., Davies, Alexander Giles, Indjin, Dragan and Rakic, Aleksandar D. (2017). Mode selection and tuning mechanisms in coupled-cavity terahertz quantum cascade lasers. IEEE Journal of Selected Topics in Quantum Electronics, 23 (4) 7859334, 1-12. doi: 10.1109/JSTQE.2017.2668600

Mode selection and tuning mechanisms in coupled-cavity terahertz quantum cascade lasers

2017

Journal Article

Widely tunable microwave photonic filter based on self-adaptive optical carrier regeneration

Li, GuanPeng, Wang, Hui, Qi, XiaoQiong, Xie, Liang and Zhang, BangHong (2017). Widely tunable microwave photonic filter based on self-adaptive optical carrier regeneration. Science China Technological Sciences, 60 (6), 872-877. doi: 10.1007/s11431-016-0750-8

Widely tunable microwave photonic filter based on self-adaptive optical carrier regeneration