Cover Features



D Palaferri et al., Room-temperature nine-µm-wavelength photodetectors and GHz-frequency heterodyne receivers, Nature 556, 85–88, 5, 2018
Y Zeng et al., Electrically pumped topological laser with valley edge modes, Nature 578, 246–250, 2020.
L.L Hale et al., Near‐Field Terahertz Spectroscopy: Noninvasive Near‐Field Spectroscopy of Single Subwavelength Complementary Resonators, Laser & Photonics Reviews, 14: 2070022, 2020.
2023
Self-induced mode-locking in electrically-pumped far-infrared random lasers. A Di Gaspare, V Pistore, E Riccardi, H E Beere, D A Ritchie, L Li, A G Davies, E H Linfield, A C Ferrari, and M S Vitiello. Advanced Science 2206824 (2023). https://doi.org/10.1002/advs.202206824
Waveguide integration of a > 4.7-THz quantum-cascade laser. E Nuttall, Y Han, D Pardo, S S Kondawar, N Brewster, M Salih, L Li, M D Horbury, A G Davies, E H Linfield, H Wang, P Dean, B N Ellison, and A Valavanis. Electronics Letters 59, e12703 (2023). https://doi.org/10.1049/ell2.12703
2022
Effects of structural ordering on IR active vibrations within Bi2(Te(1−x)Sex)3. C S Knox, M T Vaughan, A D Burnett, M Ali, S Sasaki, E H Linfield, A G Davies, and J R Freeman. Physical Review B106, 245203 (2022). https://doi.org/10.1103/PhysRevB.106.245203
Terahertz sources based on metrological-grade frequency combs. E Riccardi, V Pistore, L Consolino, A Sorgi, F Cappelli, R Eramo, P De Natale, L Li, A G Davies, E H Linfield, and M S Vitiello. Laser & Photonics Reviews 2200412 (2022). https://doi.org/10.1002/lpor.202200412
Ultrafast build-up dynamics of terahertz pulse generation in mode-locked quantum cascade lasers. F Wang, X Qi, V Pistore, L Li, G Agnew, E Linfield, A G Davies, J Tignon, J Mangeney, A D Rakić, and S S Dhillon. Physical Review Applied 18, 064054 (2022). https://doi.org/10.1103/PhysRevApplied.18.064054
Terahertz pulse generation with binary phase control in nonlinear InAs metasurface. H Jung, L L Hale, S D Gennaro, J Briscoe, P P Iyer, C F Doiron, C T Harris, T S Luk, S J Addamane, J L Reno, I Brener, and O Mitrofanov. Nano Letters, in the press. https://doi.org/10.1021/acs.nanolett.2c03456
Terahertz detection using enhanced two-step absorption in photoconductive metasurfaces gated at λ = 1.55 µm. H Jung, L L Hale, J Briscoe, R Sarma, T S Luk, S J Addamane, J L Reno, I Brener, and O Mitrofanov. Advanced Optical Materials, in the press. https://doi.org/10.1002/adom.202201838
Detection of strong light−matter interaction in a single nanocavity with a thermal transducer. M Malerba, S Sotgiu, A Schirato, L Baldassarre, R Gillibert, V Giliberti, M Jeannin, J-M Manceau, L Li, A G Davies, E H Linfield, A Alabastri, M Ortolani, and R Colombelli. ACS Nano 16, 20141–20150 (2022). https://doi.org/10.1021/acsnano.2c04452
Terahertz metamaterial optoelectronic modulators with GHz Reconfiguration speed. A M Zaman, Y Lu, X Romain, N W Almond, O J Burton, J Alexander-Webber, S Hofmann, T Mitchell, J D P Griffiths, H E Beere, D A Ritchie,
and R Degl’innocenti. IEEE Transactions on Terahertz Science and Technology 12(5), 520–526, (2022). https://doi.org/10.1109/TTHZ.2022.3178875
Ultrafast modulation of a THz metamaterial/graphene array integrated device. A M Zaman, Y Saito, Y Lu, F N Kholid, N W Almond, O J Burton, J Alexander-Webber, S Hofmann, T Mitchell, J D P Griffiths, H E Beere, D A Ritchie, and R Degl’Innocenti. Applied Physics Letters 121(9), 091102 (2022). https://doi.org/10.1063/5.0104780
Theory of the in-plane photoelectric effect in two-dimensional electron systems. S A Mikhailov, W Michailow, H E Beere, and D A Ritchie. Physical Review B 106(7), 075411 (2022). https://doi.org/10.1103/PhysRevB.106.075411
All dielectric metasurfaces for spin-dependent terahertz wavefront control. T Wu, H Zhang, S Kumaran, Y Xu, Q Wang, M Michailow, X Zhang, H E Beere, D A Ritchie, and J Han. Photonics Research 10(7), 1695–1702 (2022). https://doi.org/10.1364/PRJ.462153
Spatial coherence of electrically pumped random terahertz lasers. E A A Pogna, A Di Gaspare, K Reichel, C Liberatore, H E Beere, D A Ritchie, and M S Vitiello. Photonics Research 10(2), 524–534 (2002). https://doi.org/10.1364/PRJ.440463
Texture and terahertz analysis of YBa2Cu3O7 grown onto LaAlO3 by the chemical solution deposition technique. H Sanchez Cornejo, L De Los Santos Valladares, V S Kamboj, A Bustamante Dominguez, J C González, A M Osorio Anaya, N O Moreno, H E Beere, D A Ritchie, P J Newton, and C H W Barnes. Heat Treatment and Surface Engineering 3(1), 1–8, (2021). https://doi.org/10.1080/25787616.2021.2022294
Directed delivery of terahertz frequency radiation within a dry 3He dilution refrigerator. M Vaughan, W Michailow, M Salih, L Li, H Beere, D A Ritchie, E H Linfield, A G Davies, and J E Cunningham. Review of Scientific Instruments 93, 113906 (2022). https://doi.org/10.1063/5.0102553
Precise determination of the low-energy electronuclear Hamiltonian for LiY1−xHoxF4. A Beckert, M Grimm, R I Hermans, J R Freeman, E H Linfield, A G Davies, M Müller, H Sigg, S Gerber, G Matmon, and G Aeppli. Physical Review B106, 115119 (2022). https://doi.org/10.1103/PhysRevB.106.115119
Resonant two-photon terahertz quantum cascade laser. M A Talukder, P Dean, E H Linfield, and A G Davies. Optics Express 30, 31785 (2022). https://doi.org/10.1364/OE.467673
Validating S-parameters measurements of RF integrated circuits at milli-Kelvin temperatures. M Stanley, R Parker-Jervis, S E de Graaf, T Lindström, J Cunningham, and N Ridler. Electronics Letters 58, 614–616 (2022). https://doi.org/10.1049/ell2.12545
Self-induced phase locking of terahertz frequency combs in a phase-sensitive hyperspectral near-field nanoscope. V Pistore, E A A Pogna, L Viti, Lianhe Li, A G Davies, E H Linfield, and M S Vitiello. Advanced Science 9, 2200410 (2022). https://doi.org/10.1002/advs.202200410
Independent control of mode selection and power extraction in terahertz semiconductor lasers. K Wang, H Bai, C Yu, H Zhu, P Chen, W Lu, L Li, A G Davies, E Linfield, H Li, J C Cao, C Chen, H Beere, D Ritchie, H E Li, and G Xu. ACS Photonics 9, 1973–1983 (2022). http://doi.org/10.1021/acsphotonics.2c00011
An in-plane photoelectric effect in two-dimensional electron systems for terahertz detection. W Michailow, P Spencer, N W Almond, S J Kindness, R Wallis, T A Mitchell, R Degl’innocenti, S A Mikhailov, H E Beere, and D A Ritchie. Science Advances 8, eabi8398 (2022). https://doi.org/10.1126/sciadv.abi8398
Terahertz pulse generation from GaAs metasurfaces. L Hale, H Jung, S Gennaro, J Briscoe, C T Harris, T S Luk, S Addamane, J Reno, I Brener, and O Mitrofanov. ACS Photonics 9, 1136–1142 (2022). https://doi.org/10.1021/acsphotonics.1c01908 +*10 Gbit s–1 free space data transmission at 9 µm wavelength with unipolar quantum optoelectronics. H Dely, T Bonazzi, O Spitz, E Rodriguez, D Gacemi, Y Todorov, K Pantzas, G Beaudoin, I Sagnes, L Li, A G Davies, E H Linfield, F Grillot, A Vasanelli, and C Sirtori. Laser & Photonics Review 16, 2100414 (2022). https://doi.org/10.1002/lpor.202100414
2021
Single-electron pump with highly controllable plateaus. H Howe, M Blumenthal, H E Beere, T Mitchell, D A Ritchie, and M Pepper. Applied Physics Letters 119, 153102 (2021). https://doi.org/10.1063/5.0067428
Terahertz quantum cascade laser under optical feedback: effects of laser self-pulsations on self-mixing signals. X Qi, K Bertling, T Taimre, G Agnew, Y L Lim, T Gillespie, A Demić, P Dean, L H Li, E Linfield, A G Davies, D Indjin, and A Rakić. Optics Express 29, 39885–39895 (2021). https://doi.org/10.1364/OE.437861
Field-resolved high-order sub-cycle nonlinearities in a terahertz semiconductor laser. J Riepl, J Raab, P Abajyan, H Nong, J R Freeman, L H Li, E H Linfield, A G Davies, A Wacker, T Albes, C Jirauschek, C Lange, S S Dhillon, and R Huber. Light: Science and Applications 10, 246 (2021). https://doi.org/10.1038/s41377-021-00685-5
Active terahertz modulator and slow light metamaterial devices with hybrid graphene-superconductor photonic integrated circuits. S Kalhor, S J Kindness, R Wallis, H E Beere, M Ghanaatshoar, R Degl’Innocenti, M J Kelly, S Hofmann, H J Joyce, D A Ritchie, and K Delfanazari. Nanomaterials 11(11), 2999 (2021). https://doi.org/10.3390/nano11112999
Continuous wave vertical emission from terahertz microcavity lasers with a dual injection scheme. A Ottomaniello, G Conte, A Pitanti, L Vicarelli, A Profeti, H E Beere, D A Ritchie, V Mattoli, F Bianco, and A Tredicucci. Optics Express 29(21), 33602–33614 (2021). https://doi.org/10.1364/OE.430742
Homogeneous quantum cascade lasers operating as terahertz frequency combs over their entire operational regime. L Salemi, K Garrasi, S Biasco, T Crisci, H E Beere, D A Ritchie, and M S Vitiello. Nanophotonics 10(1), 181–186 (2021). https://doi.org/10.1515/nanoph-2020-0378
Self-mixing interferometry and near-field nanoscopy in quantum cascade random lasers at terahertz frequencies. K S Reichel, E A A Pogna, S Biasco, L Viti, A Di Gaspare, H E Beere, D A Ritchie, and M S Vitiello. Nanophotonics 10(5), 1495–1503 (2021). https://doi.org/10.1515/nanoph-2020-0609
Texture and terahertz analysis of YBa2Cu3O7 grown onto LaAlO3 by the chemical solution deposition technique. H Sanchez Cornejo, L de los Santos Valladares, V S Kamboj, A Bustamente Dominguez, J C Gonzalez, A M Osorio Anaya, N O Moreno Salazar, H E Beere, D A Ritchie, P J Newton, and C H W Barnes. Heat Treatment and Surface Engineering 3, 1–8 (2021). https://doi.org/10.1080/25787616.2021.2022294
Tuneable terahertz band-stop filter using strongly coupled split ring resonators integrated with on-chip waveguide. R Parker-Jervis, S Park, and J Cunningham. Journal of Applied Physics 129, 053101 (2021). https://doi.org/10.1063/5.0040054
A ‘Janus’ double sided mid-IR photodetector based on a MIM architecture. M Malerba, M Jeannin, S Pirotta, L Li, A G Davies, E Linfield, A Bousseksou, J-M Manceau, and R Colombelli. Applied Physics Letters 119, 18112 (2021). https://doi.org/10.1063/5.0065591
Effect of mesa geometry on low-terahertz-frequency range plasmons in two-dimensional electron systems. A Dawood, S J Park, R Parker-Jervis, C D Wood, L Li, E H Linfield, A G Davies, J E Cunningham, and O Sydoruk. Journal of Physics D55, 015103 (2021). https://doi.org/10.1088/1361-6463/ac2401
Highly efficient terahertz photoconductive metasurface detectors operating at μW-level gate powers. L L Hale, C T Harris, T S Luk, S J Addamane, J L Reno, I Brener, and O Mitrofanov. Optics Letters 46, 3159–3162 (2021). https://doi.org/10.1364/OL.427798
Terahertz quantum cascade laser under optical feedback: effects of laser self-pulsations on self-mixing signals. X Qi, K Bertling, T Taimre, G Agnew, Y L Lim, T Gillespie, A Demić, P Dean, L H Li, E Linfield, G Davies, D Indjin, and A Rakić. Optics Express 29, 39885–39895 (2021). https://doi.org/10.1364/OE.437861
Terahertz imaging with self-pulsations in quantum cascade lasers under optical feedback. X Qi, K Bertling, T Taimre, Y Lim, T Gillespie, P Dean, L Li, E H Linfield, A G Davies, D Indjin, and A D Rakic. APL Photonics 6, 091301 (2021). https://doi.org/10.1063/5.0056487
Chip-scale terahertz frequency combs through integrated intersubband polariton bleaching. F P Mezzapesa, L Viti, L Li, V Pistore, S Dhillon, A G Davies, E H Linfield, and M S Vitiello. Laser & Photonics Reviews 15, 2000575 (2021). https://doi.org/10.1002/lpor.202000575
Coherent terahertz microscopy of modal field distributions in micro-resonators. N Sulollari, J Keeley, S Park, P Rubino, A D Burnett, L Li, M C Rosamond, E H Linfield, A G Davies, J E Cunningham, and P Dean. APL Photonics 6, 066104 (2021). https://doi.org/10.1063/5.0046186
Monolithic patch-antenna THz lasers with extremely low beam divergence and polarization control. J Pérez-Urquizo, Y Todorov, L Li, A G Davies, E Linfield, C Sirtori, J Madéo, and K M Dani. ACS Photonics 8, 412–417 (2021). https://doi.org/10.1021/acsphotonics.0c01430
All-electronic phase-resolved THz microscopy using the self-mixing effect in a semiconductor laser. P Rubino, J Keeley, N Sulollari, A Burnett, A Valavanis, I Kundu, M Rosamond, L Li, E H Linfield, A G Davies, J E Cunningham, and P Dean. ACS Photonics 8, 1001–1006 (2021). https://doi.org/10.1021/acsphotonics.0c01908
Terahertz magnetoplasmons resonances in coupled cavities formed in a gated two-dimensional electron gas. S J Park, S Zonetti, R S Parker-Jervis, J Wu, C D Wood, L H Li, A G Davies, E H Linfield, O Sydoruk, and J E Cunningham. Optics Express 29, 12958–12966 (2021). https://doi.org/10.1364/OE.414178
+Observation of optical feedback dynamics in single-mode terahertz quantum cascade lasers: transient instabilities. X Qi, K Bertling, T Taimre, G Agnew, Y L Lim, T Gillespie, A Robinson, M Brünig, A Demic, P Dean, L H Li, E H Linfield, A G Davies, D Indjin, and A D Rakić. Physical Review A 103, 033504 (2021). https://doi.org/10.1103/PhysRevA.103.033504
Millimeter wave photonics with terahertz semiconductor lasers. V Pistore, H Nong, P-B Vigneron, K Garrasi, L Li, A G Davies, E H Linfield, J Tignon, J Mangeney, R Colombelli, M Vitiello, and S S Dhillon. Nature Communications 12, 1427 (2021). https://doi.org/10.1038/s41467-021-21659-6
2020
Tunable, grating-gated graphene-on-polyimide terahertz modulators. A di Gaspare, E A A Pogna, L Salemi, O Balci, A Cadore, S M Shinde, L Li, C di Franco, A G Davies, E H Linfield, A C Ferrari, G Scamarcio, and M S Vitiello. Advanced Functional Materials 31, 2008039 (2020). https://doi.org/10.1002/adfm.202008039
Terahertz frequency combs exploiting an on-chip solution processed graphene quantum cascade laser coupled-cavity. F P Mezzapesa, K Garrasi, J Schmidt, L Salemi, V Pistore, L Li, A G Davies, E H Linfield, M Riesch, C Jirauschek, T Carey, F Torrisi, A C Ferrari, and M S Vitiello. ACS Photonics 7, 3489–3498 (2020). https://doi.org/10.1021/acsphotonics.0c01523
Substrate integrated Bragg waveguide: an octave-bandwidth single-mode hybrid transmission-line for millimeter-wave and terahertz applications, B. Hong, N. Feng, J. Chen, G. P. Wang, V. Doychinov, R. Clarke, J. Cunningham, I. Robertson and N. Somjit, Optics Express, 28, 919, 27903 (2020). https://doi.org/10.1364/OE.399160
Determination of Permittivity of Dielectric Analytes in the Terahertz Frequency Range Using Split Ring Resonator Elements Integrated with On-Chip Waveguide, S. Park, and J. Cunningham, Sensors, 20, 4264 (2020). https://doi.org/10.3390/s20154264
Effect of Substrate Etching on Terahertz Metamaterial Resonances and Liquid Sensing Applications, S. Park and J. Cunningham, Sensors 20, 11, 3133 (2020). https://doi.org/10.3390/s20113133
A terahertz chiral metamaterial modulator. S J Kindness, N W Almond, W Michailow, B Wei, K Delfanazari, P Braeuninger-Weimer, S Hofmann, H E Beere, D A Ritchie, and R Degl’Innocenti. Advanced Optical Materials 8(21), 2000581 (2020). https://doi.org/10.1002/adom.202000581
A general approach for hysteresis-free, operationally stable metal halide perovskite field effect transistors. S P Senanayak, M Jalebi, V S Kamboj, R Carey, R Shivanna, T Tian, G Schweicher, J Wang, N Giesbrecht, D Di Nuzzo, H Beere, P Docampo, D A Ritchie, D Fairen-Jimenez, R H Friend, and H Sirringhaus. Science Advances 6 (15), eaaz4948 (2020). https://doi.org/10.1126/sciadv.aaz4948
Ultra-high-resolution software-defined photonic terahertz spectroscopy, R. Hermans, J. Seddon, H. Shams, L. Ponnampalam, A. Seeds, and G. Aeppli, Optica 7, 1445-1455 (2020). https://doi.org/10.1364/OPTICA.397506
Activated and metallic conduction in p-type modulation doped GeSn devices, Y. Gul, M. Myronov, S. N. Holmes and M. Pepper, Physical Review Applied, 14, 5, 054064 (2020). https://doi.org/10.1103/PhysRevApplied.14.054064
Experimental evidence for topological phases in the magnetoconductance of 2DEG-based hybrid junctions. K Delfanazari, R K Puddy, P Ma, T Yi, M Can, Y Gul, I Farrer, D A Ritchie, H J Joyce, and M J Kelly. arXiv preprint arXiv:2007.02057 (2020).
Perfect Absorption in GaAs Metasurfaces near the Bandgap Edge, L. L Hale, P. P. Vabischevich, T. Siday, C. T. Harris, T. S. Luk, S. J. Addamane, J. L. Reno, I. Brener, and O. Mitrofanov Optics Express, 28, 23 (2020). https://doi.org/10.1364/OE.404249
Noninvasive Near-Field Spectroscopy of Single Subwavelength Complementary Resonators, L. L Hale, J. Keller, T. Siday, R.I. Hermans, J. Haase, J.L. Reno, I. Brener, G. Scalari, J.Faist, O. Mitrofanov, Laser and Photonic Reviews, 14, 4 (2020). https://doi.org/10.1002/lpor.201900254
Perfectly absorbing dielectric metasurfaces for photodetection, O. Mitrofanov, L.L Hale P.P Vabishchevich, T.S Luk, S.J Addamane, J.L Reno, I. Brener, ACS Photonics 5, 10, (2020). https://doi.org/10.1063/5.0019883
Resonance-enhanced terahertz nanoscopy probes, T. Siday, L. L. Hale, R.I. Hermans, O. Mitrofanov. ACS Photonics, 7, 3 (2020). https://doi.org/10.1021/acsphotonics.9b01766
All-dielectric photoconductive metasurfaces for terahertz applications, O. Mitrofanov and I. Brener, Photoniques, 101, 47 (2020). https://doi.org/10.1051/photon/202010147
High temperature metamaterial terahertz quantum detector. M Jeannin, T Bonazzi, D Gacemi, A Vasanelli, S Suffit, L Li, A G Davies, E Linfield, C Sirtori, and Y Todorov. Applied Physics Letters, 117, 251102 (2020). https://doi.org/10.1063/5.0033367
Ultrafast terahertz saturable absorbers using tailored intersubband polaritons. J Raab, F P Mezzapesa, L Viti, N Dessmann, L K Diebel, L Li, A G Davies, E H Linfield, C Lange, R Huber, and M S Vitiello. Nature Communications, 11, 4290 (2020). https://doi.org/10.1038/s41467-020-18004-8
Exact frequency and phase control of a terahertz laser. R A Mohandas, L Ponnampalam, L Li, P Dean, A J Seeds, E H Linfield, A G Davies, and J R Freeman. Optica, 7, 1143–1149 (2020). https://doi.org/10.1364/OPTICA.395941
Nanospectroscopy of a single patch antenna strongly coupled to a mid infra-red intersubband transition in a quantum well. R Gillibert, M Malerba, D Spirito, V Giliberti, L Li, A G Davies, E H Linfield, L Baldassarre, R Colombelli, and M Ortolani. Applied Physics Letters, 117, 101104 (2020). https://doi.org/10.1063/5.0018865
Programmable, transform-limited pulses from a quantum cascade laser. I Kundu, D R Bacon, P Dean, L Li, E H Linfield, A G Davies, and J R Freeman. ACS Photonics, 7, 1143–1149 (2020). https://doi.org/10.1021/acsphotonics.0c00458
External cavity terahertz quantum cascade laser with a metamaterial/graphene optoelectronic mirror. N W Almond, X Qi, R Degl’Innocenti, S J Kindness, W Michailow, B Wei, P Braeuninger-Weimer, S Hofmann, P Dean, E H Linfield, A G Davies, A D Rakić, H E Beere, and D A Ritchie. Applied Physics Letters, 117, 041105 (2020). https://doi.org/10.1063/5.0014251
Modeling and improving the output power of terahertz master-oscillator power-amplifier quantum cascade lasers. H Zhu, H Zhu, C Yu, G Chang, F Wang, J Chen, L Li, A G Davies, E H Linfield, Z Tang, P Chen, W Lu, G Xu, and L He. Optics Express, 28, 23239–23250 (2020). https://doi.org/10.1364/OE.395227
Terahertz master-oscillator power-amplifier quantum cascade laser with controllable polarization. H Zhu, H Zhu, K Wang, C Yu, G Chang, F Wang, J Chen, L Li, A G Davies, E Linfield, G Xu, and L He. Applied Physics Letters, 117, 021103 (2020). https://doi.org/10.1063/5.0013505
Absorption engineering in an ultra-subwavelength quantum system. M Jeannin, T Bonazzi, D Gacemi, A Vasanelli, L Li, A G Davies, E Linfield, C Sirtori, and Y Todorov. Nano Letters, 20, 4430–4436 (2020). https://doi.org/10.1021/acs.nanolett.0c01217
Photoconductive arrays on insulating substrates for high-field terahertz generation. D R Bacon, T Gill, M Rosamond, A D Burnett, A Dunn, L Li, E H Linfield, A G Davies, P Dean, and J R Freeman. Optics Express, 28, 17219–17231 (2020). https://doi.org/10.1364/OE.391656
Quasi-static and propagating modes in three-dimensional THz circuits. M Jeannin, D Gacemi, A Vasanelli, L Li, A G Davies, E H Linfield, G Biasol, C Sirtori, and Y Todorov. Optics Express, 28, 16982–16995 (2020). https://doi.org/10.1364/OE.391073
Quantum cascade laser based hybrid dual comb spectrometer. L Consolino, M Nafa, M De Regis, F Cappelli, K Garrasi, F Mezzapesa, L Li, A G Davies, E H Linfield, M Vitiello, S Bartalini, and P De Natale. Communications Physics, 3, 69 (2020). https://doi.org/10.1038/s42005-020-0344-0
Quantum transmission line modelling and experimental investigation of the output characteristics of a terahertz quantum cascade laser. M Xia, P Rubino, L Li, I Kundu, A Valavanis, A G Davies, E H Linfield, and P Dean. IEEE Transactions on Terahertz Science and Technology, 10, 333–342 (2020). https://doi.org/10.1109/TTHZ.2020.2970341
Long-wavelength photovoltaic heterodyne receivers using patch-antenna quantum cascade detectors. A Bigioli, G Armaroli, A Vasanelli, D Gacemi, Y Todorov, D Palaferri, L Lianhe, A G Davies, E H Linfield, and C Sirtori. Applied Physics Letters, 116, 161101 (2020). https://doi.org/10.1063/5.0004591
Highly efficient surface-emitting semiconductor lasers exploiting quasi-crystalline distributed feedback photonic patterns. S Biasco, A Ciavatti, L Li, A G Davies, E H Linfield, H Beere, D Ritchie, and M S Vitiello. Light: Science and Applications, 9, 54 (2020). https://doi.org/10.1038/s41377-020-0294-z
Wideband electrically-controlled Vernier frequency tuneable terahertz quantum cascade laser. I Kundu, J Freeman, P Dean, L Li, E H Linfield, and A G Davies. ACS Photonics, 7, 765–773 (2020). https://dx.doi.org/10.1021/acsphotonics.9b01616
Mixing properties of room temperature patch-antenna receivers in a mid-infrared (9 µm) heterodyne system. A Bigioli, D Gacemi, D Palaferri, Y Todorov, A Vasanelli, S Suffit, L Li, A G Davies, E H Linfield, F Kapsalidis, M Beck, J Faist, and C Sirtori. Laser & Photonics Reviews, 14, 1900207 (2020). https://doi.org/10.1002/lpor.201900207
High-speed modulation of a terahertz quantum cascade laser by coherent acoustic phonon pulses. A Dunn, C Poyser, P Dean, A Demić, A Valavanis, D Indjin, M Salih, I Kundu, L Li, A Akimov, A G Davies, E Linfield, J Cunningham, and A Kent. Nature Communications, 11, 835 (2020). https://doi.org/10.1038/s41467-020-14662-w
Electrically pumped topological laser with valley edge modes. Y Zeng, U Chattopadhyay, Bo Zhu, B Qiang, J Li, Y Jin, L Li, A G Davies, E H Linfield, B Zhang, Y Chong, and Q J Wang. Nature, 578, 246–250 (2020). http://doi.org/10.1038/s41586-020-1981-x
Terahertz photonic integrated circuit for frequency tuning and power modulation. I Kundu, J R Freeman, P Dean, L H Li, E H Linfield, and A G Davies. Optics Express, 48, 4374–4386 (2020). https://doi.org/10.1364/OE.380656
2019
Line-defect photonic crystal terahertz quantum cascade laser, Klimont, A., Ottomaniello, A., Degl’Innocenti, R., Masini, L., Bianco, F., Wu, Y., …, Ritchie, D. A. Journal of Applied Physics, 126, 15 (2019). https://doi.org/10.1063/1.5120025
Molecular Beam Epitaxial Growth of Terahertz Quantum Cascade Lasers. Beere, H. E., & Ritchie, D. A. (n.d.). In Molecular Beam Epitaxy (pp. 175-190). John Wiley & Sons Ltd. doi:10.1002/9781119354987.ch11
High performance waveguide uni-travelling carrier photodiode grown by solid source molecular beam epitaxy, Xiaoli Lin, Michele Natrella, James Seddon, Chris Graham, Cyril C. Renaud, Mingchu Tang, Jiang Wu, Huiyun Liu, and Alwyn J. Seeds, Optics Express, 27, 25, 37065-37086 (2019). https://doi.org/10.1364/OE.27.037065
Terahertz Detection with Perfectly-Absorbing Photoconductive Metasurface, Thomas Siday, Polina P Vabishchevich, Lucy Hale, Charles Thomas Harris, Ting Shan Luk, John L Reno, Igal Brener, Oleg Mitrofanov, Nano Letters, 19, 2888-2896 (2019). https://doi.org/10.1021/acs.nanolett.8b05118
Observation of Intersubband Polaritons in a Single Nanoantenna using Nano-FTIR Spectroscopy, Chih-Feng Wang, Terefe G Habteyes, Ting S Luk, John Klem, Igal Brener, Hou-Tong Chen, Oleg Mitrofanov, Nano Letters, 19, 7, 4620-4626 (2019). https://doi.org/10.1021/acs.nanolett.9b01623
Compact and sensitive heterodyne receiver at 2.7 THz exploiting a quasi-optical HEB-QCL coupling scheme, F Joint, G Gay, P-B Vigneron, T Vacelet, S Pirotta, R Lefevre, Y Jin, L Li, A G Davies, E Linfield, Y Delorme, and R Colombelli, Applied Physics Letters 115, 231104 (2019). https://doi.org/10.1063/1.5116351
Optomechanical response with nanometer resolution in the self-mixing signal of a terahertz quantum cascade laser, A Ottomaniello, J Keeley, P Rubino, L Li, M Cecchini, E H Linfield, A G Davies, P Dean, A Pitanti, and A Tredicucci, Optics Letters 44, 5663–5666 (2019). https://doi.org/10.1364/OL.44.005663
Tunable broadband terahertz polarizer using graphene-metal hybrid metasurface, K Meng, S J Park, L H Li, D R Bacon, L Chen, K Chae, J Y Park, A D Burnett, E H Linfield, A G Davies, and J E Cunningham, Optics Express 27, 33768–33778 (2019). https://doi.org/10.1364/OE.27.033768
Giant optical nonlinearity interferences in quantum structures, S Houver, A Lebreton, T A S Pereira, G Xu, R Colombelli, I Kundu, L Li, E H Linfield, A G Davies, J Mangeney, J Tignon, R Ferreira, and S S Dhillon, Science Advances 5, eaaw7554 (2019). https://doi.org/10.1126/sciadv.aaw7554
Graphene integrated metamaterial device for all-electrical polarization control of terahertz quantum cascade lasers, S J Kindness, N Almond, W Michailow, B Wei, L Jakob, K Delfanazari, P Braeuninger-Weimer, S. Hofmann, H E Beere, D A Ritchie, R Degl’Innocenti, ACS Photonics 6,1547–1555 (2019). https://doi.org/10.1021/acsphotonics.9b00411
Increasing the sensitivity of terahertz split ring resonator metamaterials for dielectric sensing by localized substrate etching. K Meng, S J Park, A D Burnett, T Gill, C D Wood, M Rosamond, L H Li, L Chen, D R Bacon, J R Freeman, P Dean, Y H Ahn, E H Linfield, A G Davies, and J E Cunningham, Optics Express 27, 23164-23172 (2019). https://doi.org/10.1364/OE.27.023164
Sensing and imaging using laser feedback interferometry with quantum cascade lasers, A D Rakic, T Timre, K Bertling, Y L Lim, P Dean, A Valavanis, and D Injin, Applied Physics Reviews 6, 021320 (2019). https://doi.org/10.1063/1.5094674
Tunable and compact dispersion compensation of broadband THz quantum cascade laser frequency combs, F P Mezzapesa, V Pistore, K Garrasi, L Li, A G Davies, E H Linfield, S Dhillon, and M S Vitiello, Optics Express 27, 20231–20240 (2019). https://doi.org/10.1364/OE.27.020231
Fully phase-stabilized quantum cascade laser frequency comb, L Consolino, M Nafa, F Cappelli, K Garrasi, F P Mezzapesa, L Li, A G Davies, E H Linfield, M S Vitiello, P De Natale, and S Bartalini. Nature Communications 10, 2938 (2019). https://doi.org/10.1038/s41467-019-10913-7
Detection sensitivity of laser feedback interferometry using a terahertz quantum cascade laser, J Keeley, K Bertling, P L Rubino, Y L Lim, T Taimre, X Qi, I Kundu, L H Li, D Indjin, A D Rakić, E H Linfield, A G Davies, and P Dean. Optics Letters 44, 3314–3317 (2019). https://doi.org/10.1364/OL.44.003314
3.5 THz quantum-cascade laser emission from dual diagonal feedhorns, B N Ellison, A Valavanis, O Auriacombe, D Gerber, T Rawlings, N Brewster, M L Oldfield, Y Han, L Li, E Zafar, E H Linfield, A G Davies, G Savini, M Emes, B Winter, D Walker, and E Saenz, International Journal of Microwave and Wireless Technologies, 08 May 2019. https://doi.org/10.1017/S175907871900028X
Ultra-strong light-matter coupling in deeply subwavelength THz LC resonators, M Jeannin, G Mariotti Nesurini, S Suffit, D Gacemi, A Vasanelli, L Li, A G Davies, E H Linfield, C Sirtori, and Y Todorov, ACS Photonics 6 1207–1215 (2019). http://doi.org/10.1021/acsphotonics.8b01778
Frequency-tunable continuous-wave random lasers at terahertz frequencies, S Biasco, H E Beere, D A Ritchie, L Li, A G Davies, E H Linfield, and M S Vitiello, Light: Science & Applications 8, 43 (2019). https://doi.org/10.1038/s41377-019-0152-z
Full-wave modelling of terahertz frequency plasmons in two-dimensional electron systems, A Dawood, J B Wu, C D Wood, L Li, E Linfield, A G Davies, J Cunningham, O Sydoruk, Journal of Physics D: Applied Physics 52, 215101 (2019). https://doi.org/10.1088/1361-6463/ab0ab7
Coherent imaging using laser feedback interferometry in pulsed-mode terahertz quantum cascade lasers, Y L Lim, K Bertling, T Taimre, T Gillespie, C Glenn, A Robinson, D Indjin, Y Han, L Li, E H Linfield, A G Davies, P Dean, and A D Rakić, Optics Express 27, 10221–10233 (2019). https://doi.org/10.1364/OE.27.010221
Terahertz Detection with Perfectly-Absorbing Photoconductive Metasurface, T Siday, P P Vabishchevich, L Hale, C T Harris, T Shan Luk, J L Reno, I Brener, O Mitrofanov, Nano Letters 19, 2888–2896 (2019). https://doi.org/10.1021/acs.nanolett.8b05118
Terahertz plasmon resonances in two-dimensional electron systems: Modelling approaches, S Siaber, S Zonetti, J E Cunningham, and O Sydoruk, Phys. Rev. Applied 11, 064067 (2019). https://doi.org/10.1103/PhysRevApplied.11.064067002248
A Connected Array of Coherent Photoconductive Pulsed Sources to Generate mW Average Power in the Submillimeter Wavelength Band, A Garufo, P M Sberna, G Carluccio, J R Freeman, D R Bacon, L H Li, J Bueno, J J A Baselmans, E H Linfield, A G. Davies, N. Llombart, and A Neto, IEEE Transactions on Terahertz Science and Technology, IEEE Transactions on Terahertz Science and Technology 9, 221–236 (2019). http://doi.org/10.1109/TTHZ.2019.289679
Ultrafast two-dimensional field spectroscopy of terahertz intersubband saturable absorbers, J Raab, C Lange, J L Boland, I Laepple, M Furthmeier, E Dardanis, N Dessmann, L Li, E H Linfield, A G Davies, M S Vitiello, and R Huber, Optics Express 3, 2248–2257 (2019). http://doi.org/10.1364/OE.27.002248
High dynamic range, heterogeneous, terahertz quantum cascade lasers featuring thermally-tunable frequency comb operation over a broad current range, K Garrasi, F P Mezzapesa, L Salemi, L Li, L Consolino, S Bartalini, P De Natale, A G Davies, E H Linfield, and M S Vitiello, ACS Photonics 6, 73–78 (2019). https://doi.org/10.1021/acsphotonics.8b01483
Conductance quantisation in patterned gate In0.75Ga0.25As structures up to 6×(2e2/h), Yilmaz Gul, Graham Creeth, David English, Stuart N Holmes, Kalarikad Thomas, Ian Farrer, David JP Ellis, David A Ritchie, Michael Pepper, Journal of Physics: Condensed Matter, 31(10), 104002, 2019. https://doi.org/10.1088/1361-648X/aafd05
2018
Efficient photoconductive terahertz detector with all-dielectric optical metasurface, Oleg Mitrofanov, Thomas Siday, Robert J Thompson, Ting Shan Luk, Igal Brener, John L Reno, APL Photonics, vol. 3 (5), pp. 051703, 2018. https://doi.org/10.1063/1.5011420
Norton Equivalent Circuit for Pulsed Photoconductive Antennas – Part II: Experimental Validation, Garufo, A., Carluccio, G., Freeman, J. R., Bacon, D. R., Llombart, N., Linfield, E. H., Davies, A. G. and Neto, A, IEEE Transactions on Antennas and Propagation, 66(4), 1646-1659 (2018). https://doi.org/10.1109/TAP.2018.2800704
Gas spectroscopy through multimode self-mixing in a double-metal terahertz quantum cascade laser, Y J Han, J Partington, R Chhantyal-Pun, M Henry, O Auriacombe, T Rawlings, L H Li, J Keeley, M Oldfield, N Brewster, R Dong, P Dean, A G Davies, B N Ellison, E H Linfield, and A Valavanis, Optics Letters 43, 5933–5936 (2018). https://doi.org/10.1364/OL.43.005933
Noise characterization of patch antenna THz quantum detectors, D Palaferri, Y Todorov, D Gacemi, S Barbieri, L H Li, E H Linfield, A G Davies, and C Sirtori, Applied Physics Letters 113, 161105 (2018). https://doi.org/10.1063/1.5051580
Phase-sensitive terahertz imaging using room-temperature near-field nanodetectors, M Giordano, L Viti, O Mitrofanov, and MS Vitiello, Optica, Vol. 5, Issue 5, pp. 651-657 (2018) https://doi.org/10.1364/OPTICA.5.000651
A high electron mobility phonotransistor. C Poyser, L Li, RP Campion, AV Akimov, EH Linfield, AG Davies, JE Cunningham, and AJ Kent, Communications Physics (Nature group), 1 59 (2018). https://doi.org/10.1038/s42005-018-0059-7
Optical comb for generation of a continuously tunable coherent THz signal from 122.5 GHz to > 2.7 THz, L Ponnampalam, M J Fice, H Shams, C C Renaud and A J Seeds, Optics Letters, 43(11), 2507 – 2510 (2018). https://doi.org/10.1364/OL.43.002507
Optical phase lock loop as high-quality tuneable filter for optical frequency comb line selection (invited), K Balakier, H Shams, M Fice, L, Ponampalam, C Graham, C Renaud, A J Seeds, Journal of Lightwave Technology 36(19), pp. 4646 – 4654 (2018), https://doi.org/10.1109/JLT.2018.2848961
Optical Frequency Tuning for Coherent THz Wireless Signals (invited), H Shams, K Balakier, L Gonzales-Guerrero, M Fice, L Ponnampalam, C Graham, C Renaud, A Seeds, Journal of Lightwave Technology 36(19), 4664 – 4670 (2018 ), http://https//doi.org/10.1109/JLT.2018.2846031
Active control of electromagnetically induced transparency in a terahertz metamaterial array with graphene for continuous resonance frequency tuning, S. J. Kindness, N. W. Almond, B. Wei, R. Wallis, V. S. Kamboj, P. Braeuninger-Weimer, S. Hofmann, H. E. Beere, D. A. Ritchie, R. Degl’lnnocenti, Adv Opt. Mater. 2018, 1800570, http://https//doi.org/ 10.1002/adom.201800570
Amplitude stabilization and active control of a terahertz quantum cascade laser with a graphene loaded split-ring-resonator array, B. Wei, S. J. Kindness, N. W. Almond, R. Wallis, Y. Wu, Y. Ren, P. Braeuninger-Weimer, S. Hofmann, H. E. Beere, D. A. Ritchie and R. Degl’lnnocenti, Applied Physics Letters 112, 201102 (2018). https://doi.org/10.1063/1.5027687
Broadband heterogeneous terahertz frequency quantum cascade laser, L H Li, K Garrasi, I Kundu, Y J Han, M Salih, M S Vitiello, A G Davies, and E H Linfield, Electronics Letters, in the press, http://doi.org/10.1049/el.2018.6062
Determining ethanol content of liquid solutions using laser feedback interferometry with a terahertz quantum cascade laser, K Bertling, S Han, T Wu, C Zhao, Y L Lim, P Dean, S P Khanna, D Indjin, E H Linfield, A G Davies, S J Wilson, T Taimre, and A D Rakić, IEEE Sensors Letters 2, 3501604 (2018), http://doi.org/10.1109/LSENS.2018.2858927
Two-dimensional multimode terahertz random lasing with metal pillars, Y Zeng, G Liang, B Qiang, K Wu, J Tao, X Hu, L Li, A G Davies, E H Linfield, H Liang, Y Zhang, Y Chong, and Q J Wang, ACS Photonics 5, 2928–2935 (2018), http://doi.org/10.1021/acsphotonics.8b00260
Phase-resolved detector-less terahertz near-field microscopy, M C Giordano, S Mastel, C Liewald, L L Columbo, M Brambilla, L Viti, A Politano, K Zhang, Y Zhang, L Li, A G Davies, E H Linfield, R Hillenbrand, F Keilmann, G Scamarcio, and M S Vitiello, Optics Express 26, 18423–18435 (2018), http://doi.org/10.1364/OE.26.018423
Ultrafast switch-on dynamics of frequency tuneable semiconductor lasers, I Kundu, F Wang, X Qi, H Nong, P Dean, J R Freeman, A Valavanis, G Agnew, A T Grier, T Taimre, L Li, D Indjin, J Mangeney, J Tignon, S S Dhillon, A D Rakić, J E Cunningham, E H Linfield, and A G Davies, Nature Communications 9, 3076 (2018), http://doi.org/10.1038/s41467-018-05601-x
Continuous frequency tuning with near constant output power in coupled Y-branched terahertz quantum cascade lasers with photonic lattice, I Kundu, P Dean, A Valavanis, J R Freeman, M C Rosamond, L Li, Y Han, E H Linfield, and A G Davies, ACS Photonics 5, 2912–2910 (2018), http://doi.org/10.1021/acsphotonics.8b00251
Confinement of picosecond timescale current pulses by tapered coplanar waveguides, N Peters, M Rosamond, L Li, E H Linfield, A G Davies, M Ali, B J Hickey, and J Cunningham, Applied Physics Letters 112, 181103 (2018), https://doi.org/10.1063/1.5027202
Gas spectroscopy with integrated frequency monitoring through self-mixing in a terahertz quantum-cascade laser, R Chhantyal-Pun, A Valavanis, J T Keeley, P Rubino, I Kundu, Y J Han, P Dean, L Li, A G Davies, and E H Linfield, Optics Letters 43, 2225–2228 (2018), https://doi.org/10.1364/OL.43.002225
Room-temperature nine-µm-wavelength photodetectors and GHz-frequency heterodyne receivers, D Palaferri, Y Todorov, A Bigioli, A Mottaghizadeh, D Gacemi, A Calabrese, A Vasanelli, L Li, A G Davies, E H Linfield, F Kapsalidis, M Beck, J Faist, and C Sirtori, Nature 556, 85–88, 5 April 2018, Cover article, https://doi.org/10.1038/nature25790
Continuous-wave highly-efficient low-divergence terahertz wire lasers, S Biasco, K Garrasi, F Castellano, L Li, H E Beere, D A Ritchie, E H Linfield, A G Davies, and M S Vitiello, Nature Communications 9, 1122 (2018), https://doi.org/10.1038/s41467-018-03440-4
Silver-based surface plasmon waveguide for terahertz quantum cascade lasers, Y J Han, L H Li, J Zhu, A Valavanis, J R Freeman, L. Chen, M. Rosamond, P Dean, A G Davies, and E H Linfield, Optics Express 26, 3814–3827 (2018), https://doi.org/10.1364/OE.26.003814
Near-field spectroscopy and tuning of sub-surface modes in plasmonic terahertz resonators, O. Mitrofanov, Y. Todorov, D. Gacemi, A. Mottaghizadeh, C. Sirtori, I. Brener, and J. L. Reno, Optics Express 26, 7437-7450 (2018). https://doi.org/10.1364/OE.26.007437
Phase-sensitive terahertz imaging using room- temperature near-field nanodetectors, M C Giordano, L Viti, O Mitrofanov, and M S Vitiello, Optica 5, 651–656 (2018). https://doi.org/10.1364/OPTICA.5.000651
Continuous-wave, highly-efficient, low-divergence terahertz wire lasers, S Biasco, K Garrasi, F Castellano, L Li, H Beere, D Ritchie, E H Linfield, A G Davies, and M S Vitiello, Nature Communications 9, 1122 (2018). https://doi.org/10.1038/s41467-018-03440-4
Low-Loss Single-Mode Terahertz Bragg Fiber Fabricated by Digital Light Processing Rapid Prototyping, B Hong, N Somjit, M Swithenbank, N Greenall, R Clarke, N Chudpooti, P Akkaraekthalin, J Cunningham, I Robertson, IEEE Transactions on THz Science and Technology 8, 90–99 (2018). https://dio.org/10.1109/TTHZ.2017.2778047
Integrated Semiconductor Laser Optical Phase Lock Loops, K. Balakier, L. Ponnampalam, M. J. Fice, C. C. Renaud, and A. J. Seeds, J. Sel. Top. Quantum Electron., vol. 24, no. 1, 1500112 (2018). https://doi.org/10.1109/JSTQE.2017.2711581
Antenna Integrated THz Uni-Traveling Carrier Photodiodes, Cyril C. Renaud, Michele Natrella, Chris Graham, James Seddon, Frederic Van Dijk, and Alwyn J. Seeds, IEEE Journal of Selected Topics in Quantum Electronics, 24(2), 1–11 (2018). https://doi.org/10.1109/JSTQE.2017.2725444
5 Gbps wireless transmission link with an optically pumped uni-traveling carrier photodiode mixer at the receiver, Ahmad W. Mohammad, Haymen Shams, Katarzyna Balakier, Chris Graham, Michele Natrella, Alwyn J. Seeds, and Cyril C. Renaud, Optics Express, 26 (3), 2884-2890 (2018). https://doi.org/10.1364/OE.26.002884
Terahertz emission from localized modes in one-dimensional disordered systems, Y Zeng, G Liang, B Qiang, B Meng, H K Liang, S Mansha, J Li, Z Li, L Li, A G Davies, E H Linfield, Y Zhang, Y Chong, and Q J Wang, Photonics Research 6, 117–122 (2018), http://doi.org/10.1364/PRJ.6.000117
Terahertz master-oscillator power-amplifier quantum cascade laser with a grating coupler of extremely low reflectivity, H Zhu, H Zhu, F Wang, G Chang, C Yu, Q Yan, J Chen, L Li, A G Davies, E H Linfield, Z Tang, P Chen, W Lu, G Xu, and Li He, Optics Express 26, 1942–1953 (2018), https://doi.org/10.1364/OE.26.001942
Silver-based surface plasmon waveguide for terahertz quantum cascade lasers, Y J Han, L H Li, J Zhu, A Valavanis, J R Freeman, L. Chen, M. Rosamond, P Dean, A G Davies, and E H Linfield, Optics Express 26, 3814–3827 (2018), https://doi.org/10.1364/OE.26.003814
2017
Resonant terahertz probes for near-field scattering microscopy. T Siday, M Natrella, J Wu, H Liu, O Mitrofanov et al. Opt. Express 25 (22), 27874-27885 (2017). https://doi.org/10.1364/OE.25.027874
Optical side-band generation in THz Fabry-Perot laser cavities, Folland, T. G., Hua, L., Marshall, O. P., Khairuzzaman, M., Beere, H. E., Ritchie, D. A., & Chakraborty, S., Applied Physics Letters, 111(23) (2017), doi:10.1063/1.5001334
Coherent detection of THz laser signals in optical fiber systems, Folland, T. G., Marshall, O. P., Beere, H. E., Ritchie, D. A., & Chakraborty, S., Opt Express, 25(21), 25566-25573 (2017) https://doi.org/10.1364/OE.25.025566
Probing the Topological Surface State in Bi2Se3 Thin Films Using Temperature-Dependent Terahertz Spectroscopy, Kamboj, V. S., Singh, A., Ferrus, T., Beere, H. E., Duffy, L. B., Hesjedal, T., Barnes, C. H. W., Ritchie, D. A., ACS Photonics 4(11), 2711-2718 (2017), doi:10.1021/acsphotonics.7b00492
Contactless graphene conductivity mapping on a wide range of substrates with terahertz time-domain reflection spectroscopy, Lin, H., Braeuninger-Weimer, P., Kamboj, V. S., Jessop, D. S., Degl’Innocenti, R., Beere, H. E., Zeitler, J. A., Hofmann, S., Sci Rep, 7(1), 10625 (2017), doi:10.1038/s41598-017-09809-7
External amplitude and frequency modulation of a terahertz quantum cascade laser using metamaterial/graphene devices, Kindness, S. J., Jessop, D. S., Wei, B., Wallis, R., Kamboj, V. S., Xiao, L., Ren, Y., Braeuninger-Weimer, P., Aria, A. I., Hofman, S,. Beere, H. E., Ritchie, D. A., Degl’Innocenti, R., Sci Rep, 7(1), 7657 (2017), doi:10.1038/s41598-017-07943-w
Two-dimensional coherent spectroscopy of a THz quantum cascade laser: observation of multiple harmonics, S Markmann, H Nong, S Pal, T Fobbe, N Hekmat, R A Mohandas, P Dean, L Li, E H Linfield, A G Davies, A D Wieck, and N Jukam, Optics Express 25, 21753–21761 (2017), http://doi.org/10.1364/OE.25.021753
Injection locking of a terahertz quantum cascade laser to a telecommunications wavelength frequency comb, J R Freeman, L Ponnampalam, H Shams, R A Mohandas, C C Renaud, P Dean, L Li, A G Davies, A J Seeds, and E H Linfield, Optica 4, 1059–1064 (2017), http://doi.org/10.1364/OPTICA.4.001059
THz nanoscopy of plasmonic resonances with a quantum cascade laser, R Degl’Innocenti, R Wallis, B Wei, L Xiao, S J Kindness, O Mitrofanov, P Braeuninger-Weimer, S Hofmann, H E Beere, and D A Ritchie, ACS Photonics 4 (9), pp 2150–2157 (2017) https://doi.org/10.1021/acsphotonics.7b00687
Other Outputs
Related Programme grant awarded in Non-Ergodic Quantum Manipulation (Pepper, Ritchie et al), £7M 2019-2023.
University seminar delivered: Lucy Hale: “Aperture-type collection mode near-field microscopy and spectroscopy of individual sub-wavelength THz resonators,” November 2018, ETH Zurich, Zurich, Switzerland. 2018.
Lecture at Summer School: Oleg Mitrofanov: “THz near-field microscopy technique and applications with focus on aperture-type near-field imaging.” PETER Summer School, Oct 3-5, 2018, Brno, Czech Rep.
New Investigator Award, PI Dr R Degl’Innoncenti: (EPSRC Reference: EP/S019383/1) “THz metamaterial/graphene optoelectronic modulators” 15/1/2019 to14/1/2021.
Aligned grant awarded: EPSRC grant EP/R00501X: “The Physics of plasmonic gain in low-dimensional electronic systems”, J Cunningham, C D Wood, E H Linfield, and A G Davies, £527,764, Dec 2017 for three years (part of a ~£1M consortium, collaborative with Imperial College).
Aligned iCASE award from NPL, start date Oct 2018 for four years, “Metrology for sub-mm-wave communications and electronics”, J Cunningham, N Ridler, and R Clarke.
THz QCL imaging instrument presented at KTN Emerging Technologies and Industries Showcase events: Emerging Imaging Technologies, 1st May, London.
Kasia Balakier awarded an EPSRC UKRI Innovation Fellowship (2018).
Video Production on THz applications for public engagement activity of HyperTHz programme grant.