Dr Kevin Gallacher

  • Research Associate (Electronic & Nanoscale Engineering)

Publications

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Jump to: 2020 | 2019 | 2018 | 2017 | 2016 | 2015 | 2014 | 2013 | 2012
Number of items: 76.

2020

Gallacher, K. et al. (2020) Design and simulation of losses in Ge/SiGe terahertz quantum cascade laser waveguides. Optics Express, 28(4), pp. 4786-4800. (doi: 10.1364/OE.384993)

Sinclair, M. , Gallacher, K. , Sorel, M. , Bayley, J. C., McBrearty, E. , Millar, R. W. , Hild, S. and Paul, D. J. (2020) 1.4 million Q factor Si₃N₄ micro-ring resonator at 780 nm wavelength for chip-scale atomic systems. Optics Express, 28(3), pp. 4010-4020. (doi: 10.1364/OE.381224)

Gallacher, K. , Millar, R. W. , Griskeviciute, U., Sinclair, M. , Sorel, M. , Baldassarre, L., Ortolani, M., Soref, R. and Paul, D. J. (2020) Ultra-broadband mid-infrared Ge-on-Si waveguide polarization rotator. APL Photonics, 5(2), 026102. (doi: 10.1063/1.5134973)

Griskeviciute, U., Millar, R. W. , Gallacher, K. , Valente, J. and Paul, D. J. (2020) Ge-on-Si waveguides for sensing in the molecular fingerprint regime. Optics Express, 28(4), pp. 5749-5757. (doi: 10.1364/OE.382356)

2019

Bashir, A., Millar, R. W. , Gallacher, K. , Paul, D. J. , Darbal, A. D., Stroud, R., Ballabio, A., Frigerio, J., Isella, G. and MacLaren, I. (2019) Strain analysis of Ge micro disk using precession electron diffraction. Journal of Applied Physics, 126, 235701. (doi: 10.1063/1.5113761)

Sinclair, M. et al. (2019) High-Q Si3N4 Ring Resonators for Locking 780nm GaAs-Based Distributed Feedback Laser. In: 2019 Conference on Lasers and Electro-Optics Europe & European Quantum Electronics Conference (CLEO/Europe-EQEC), Munich, Germany, 23-27 Jun 2019, ISBN 9781728104690 (doi:10.1109/CLEOE-EQEC.2019.8872725)

Gallacher, K. , Griskeviciute, U., Millar, R. W. and Paul, D. J. (2019) Ultra Broadband Mid-Infrared Ge-on-Si Polarization Rotator. In: 2019 IEEE 16th International Conference on Group IV Photonics (GFP), Singapore, 28-30 Aug 2019, ISBN 9781728109053 (doi:10.1109/GROUP4.2019.8853922)

Griskeviciute, U., Gallacher, K. , Millar, R. W. , Paul, D. J. and MacGilp, I. (2019) Understanding the Sidewall Dependence of Loss for Ge-on-Si Waveguides in the Mid-Infrared. In: 2019 IEEE 16th International Conference on Group IV Photonics (GFP), Singapore, 28-30 Aug 2019, ISBN 9781728109053 (doi:10.1109/GROUP4.2019.8853945)

Millar, R.W. , Griskeviciute, U., Gallacher, K. , Sorel, M. , Paul, D.J. , Baldassarre, L. and Ortolani, M. (2019) Molecular Fingerprint Sensing Using Ge-on-Si Waveguides. In: 2019 IEEE 16th International Conference on Group IV Photonics (GFP), Singapore, 28-30 Aug 2019, ISBN 9781728109053 (doi:10.1109/GROUP4.2019.8853881)

Fischer, M. P., Gallacher, K., Frigerio, J., Pellegrini, G., Isella, G., Leitenstorfer, A., Paul, D. J. , Biagioni, P. and Brida, D. (2019) Field-Resolved Detection of the Temporal Response of a Mid-Infrared Plasmonic Antenna. CLEO: QELS_Fundamental Science 2019, San Jose, CA, USA, 05-10 May 2019. ISBN 9781943580576

Gallacher, K. , Sinclair, M. , Millar, R.W. , Sharp, O., Mirando, F., Ternent, G., Mills, G., Casey, B. and Paul, D.J. (2019) Integrated DFB Lasers on Si3N4 Photonic Platform for Chip-Scale Atomic Systems. CLEO: Science and Innovations 2019, San Jose, CA, USA, 05-10 May 2019. ISBN 9781943580576

Griškevičiūtė, U., Millar, R.W. , Gallacher, K. , Baldassarre, L., Sorel, M. , Ortolani, M. and Paul, D.J. (2019) Fingerprint Mid-Infrared Sensing With Germanium on Silicon Waveguides. CLEO: Science and Innovations 2019, San Jose, CA, USA, 05-10 May 2019. ISBN 9781943580576

Millar, R. W. , Gallacher, K. , Griskeviciute, U., Baldassarre, L., Sorel, M. , Ortolani, M. and Paul, D. J. (2019) Low Loss Germanium-on-Silicon Waveguides for Integrated Mid-Infrared Photonics. In: SPIE OPTO 2019, San Francisco, CA, USA, 02-07 Feb 2019, 109230S. (doi:10.1117/12.2510009)

Gallacher, K. , Millar, R. W. , Griskevivuite, U., Baldassarre, L., Sorel, M. , Ortolani, M. and Paul, D. J. (2019) TuA4.1 - Mid-infrared Sensing with Ge on Si Waveguides (Invited). In: 2019 IEEE Photonics Society Summer Topical Meeting Series (SUM), Ft. Lauderdale, FL, USA, 08-10 Jul 2019, ISBN 9781728105970 (doi:10.1109/PHOSST.2019.8795039)

Millar, R.W. , Griskevicuite, U., Gallacher, K. , Baldassarre, L., Sorel, M. , Ortolani, M. and Paul, D.J. (2019) Towards a Mid-Infrared Lab-on-Chip Sensor using Ge-on-Si Waveguides. In: 2019 Conference on Lasers and Electro-Optics Europe & European Quantum Electronics Conference (CLEO/Europe-EQEC), Munich, Germany, 23-27 Jun 2019, ISBN 9781728104690 (doi:10.1109/CLEOE-EQEC.2019.8871521)

2018

Fischer, M. P. et al. (2018) Plasmonic mid-infrared third harmonic generation in germanium nanoantennas. Light: Science and Applications, 7(1), 106. (doi: 10.1038/s41377-018-0108-8)

Gallacher, K. , Millar, R.W. , Griškevičiūte, U., Baldassarre, L., Sorel, M. , Ortolani, M. and Paul, D.J. (2018) Low loss Ge-on-Si waveguides operating in the 8–14 µm atmospheric transmission window. Optics Express, 26(20), pp. 25667-25675. (doi: 10.1364/OE.26.025667)

Pellegrini, G., Baldassarre, L., Giliberti, V., Frigerio, J., Gallacher, K. , Paul, D. J. , Isella, G., Ortolani, M. and Biagioni, P. (2018) Benchmarking the use of heavily-doped Ge for plasmonics and sensing in the mid-infrared. ACS Photonics, 5(9), pp. 3601-3607. (doi: 10.1021/acsphotonics.8b00438)

Bashir, A. et al. (2018) Interfacial sharpness and intermixing in a Ge-SiGe multiple quantum well structure. Journal of Applied Physics, 123(3), 035703. (doi: 10.1063/1.5001158)

Gallacher, K. et al. (2018) Components for Integrated Ge on Si for Mid-Infrared Photonic Sensors. In: 2018 IEEE Photonics Society Summer Topical Meeting Series (SUM), Waikoloa Village, HI, USA, 09-11 Jul 2018, pp. 177-178. ISBN 9781538653432 (doi:10.1109/PHOSST.2018.8456761)

Gallacher, K. , Millar, R. W. , Paul, D. J. , Mirando, F., Ternent, G., Mills, G. and Casey, B. (2018) Distributed Feedback Lasers Operating at 780 nm Wavelength Integrated on Si Substrates for Chip-scale Atomic Systems. In: 2018 IEEE 15th International Conference on Group IV Photonics (GFP), Cancun, Mexico, 29-31 Aug 2018, pp. 67-68. ISBN 9781538653616 (doi:10.1109/GROUP4.2018.8478720)

Ghisetti, E. A., Dumas, D., Kirdoda, J. , Gallacher, K. , Millar, R. W. , Mirza, M. M.A. and Paul, D. J. (2018) Germanium on Silicon Single Photon Avalanche Detectors Using Silicon-on-Insulator Substrates. Integrated Optics: Devices, Materials, and Technologies XXII, San Francisco, CA, USA, 29 Jan - 01 Feb 2018. (doi:10.1117/12.2290403)

Millar, R.W. , Gallacher, K. , Griskeviciute, U., Paul, D.J. , Baldassarre, L. and Ortolani, M. (2018) Ge-on-Si Mid-Infrared Waveguides Operating up to 11 μm Wavelength. In: 2018 IEEE 15th International Conference on Group IV Photonics (GFP), Cancun, Mexico, 29-31 Aug 2018, pp. 137-138. ISBN 9781538653616 (doi:10.1109/GROUP4.2018.8478757)

2017

Millar, R.W. , Dumas, D.C.S., Gallacher, K. , Jahandar, P., Myronov, M. and Paul, D.J. (2017) Tensile Strained GeSn Mid-Infrared Light Emitters. In: 2017 IEEE 14th International Conference on Group IV Photonics (GFP), Berlin, Germany, 23-25 Aug 2017, pp. 49-50. ISBN 9781509065677 (doi:10.1109/GROUP4.2017.8082190)

Frigerio, J. et al. (2017) Optical properties of highly n-doped germanium obtained by in situ doping and laser annealing. Journal of Physics D: Applied Physics, 50(46), 465103. (doi: 10.1088/1361-6463/aa8eca)

Millar, R.W. , Dumas, D.C.S., Gallacher, K.F. , Jahandar, P., MacGregor, C., Myronov, M. and Paul, D.J. (2017) Mid-infrared light emission > 3 µm wavelength from tensile strained GeSn microdisks. Optics Express, 25(21), pp. 25374-25385. (doi: 10.1364/OE.25.025374) (PMID:29041205)

Paul, D. J. et al. (2017) n-Ge on Si for Mid-Infrared Plasmonic Sensors. In: IEEE Photonics Society Summer Topical Meeting Series (SUM 2017), San Juan, Puerto Rico, 10-12 Jul 2017, pp. 125-126. ISBN 9781509065714 (doi:10.1109/PHOSST.2017.8012682)

Fischer, M. P. et al. (2017) Mid-Infrared Third-Harmonic Emission from Heavily-Doped Germanium Plasmonic Nanoantennas. In: CLEO: QLES_Fundamental Science 2017, San Jose, CA, USA, 14-19 May 2017, FF1G.2. ISBN 9781943580279 (doi:10.1364/CLEO_QELS.2017.FF1G.2)

Fischer, M. P. et al. (2017) Germanium Nanoantennas for Plasmon-enhanced Third Harmonic Generation in the Mid Infrared. In: CLEO/Europe - EQEC 2017, Munich, Germany, 25-29 Jun 2017, ISBN 9781509067367 (doi:10.1109/CLEOE-EQEC.2017.8087670)

Frigerio, J. et al. (2017) Heavily-doped Germanium on Silicon with Activated Doping Exceeding 1020 cm−3 as an Alternative to Gold for Mid-infrared Plasmonics. In: 2017 IEEE 14th International Conference on Group IV Photonics (GFP), Berlin, Germany, 23-25 Aug 2017, pp. 9-10. ISBN 9781509065684 (doi:10.1109/GROUP4.2017.8082170)

Gallacher, K. et al. (2017) Germanium-on-silicon Waveguides for Mid-infrared Photonic Sensing Chips. In: 2017 IEEE 14th International Conference on Group IV Photonics (GFP), Berlin, Germany, 23-25 Aug 2017, pp. 63-64. ISBN 9781509065684 (doi:10.1109/GROUP4.2017.8082197)

Gallacher, K. et al. (2017) Mid-infrared n-Ge on Si Plasmonic Based Microbolometer Sensors. In: 2017 IEEE 14th International Conference on Group IV Photonics (GFP), Berlin, Germany, 23-25 Aug 2017, pp. 3-4. ISBN 9781509065684 (doi:10.1109/GROUP4.2017.8082167)

Gallacher, K. , Sorgi, A., Giliberti, V., Frigerio, J., Isella, G., Biagioni, P., Paul, D. J. , Ortolani, M. and Baldassarre, L. (2017) Integrated Germanium-on-silicon Waveguides for Mid-infrared Photonic Sensing Chips. In: 2017 42nd International Conference on Infrared, Millimeter, and Terahertz Waves (IRMMW-THz), Cancun, Mexico, 27 Aug - 01 Sep 2017, ISBN 9781509060504 (doi:10.1109/IRMMW-THz.2017.8067105)

2016

Baldassarre, L. et al. (2016) Mid-Infrared Plasmonic Platform Based on n-Doped Ge-on-Si: Molecular Sensing with Germanium Nano-Antennas on Si. In: 41st International Conference on Infrared, Millimeter, and Terahertz Waves (IRMMW-THz 2016), Copenhagen, Denmark, 25-30 Sept 2016, ISBN 9781467384858 (doi:10.1109/IRMMW-THz.2016.7758725)

Fischer, M. P. et al. (2016) Germanium Plasmonic Nanoantennas for Third-Harmonic Generation in the Mid Infrared. In: 41st International Conference on Infrared, Millimeter, and Terahertz Waves (IRMMW-THz 2016), Copenhagen, Denmark, 25-30 Sept 2016, ISBN 9781467384858 (doi:10.1109/IRMMW-THz.2016.7758692)

Gallacher, K. , Millar, R.W. , Ballabio, A., Frigerio, J., Bashir, A., MacLaren, I. , Isella, G., Ortolani, M. and Paul, D.J. (2016) Mid-Infrared Intersubband Absorption from P-Ge Quantum Wells on Si. In: 41st International Conference on Infrared, Millimeter, and Terahertz Waves (IRMMW-THz 2016), Copenhagen, Denmark, 25-30 Sept 2016, ISBN 9781467384858 (doi:10.1109/IRMMW-THz.2016.7758421)

Pellegrini, G., Baldassarre, L., Giliberti, V., Frigerio, J., Gallacher, K. , Paul, D. J. , Isella, G., Ortolani, M. and Biagioni, P. (2016) Benchmarking the Use of Heavily-Doped Ge Against Noble Metals for Plasmonics and Sensing in the Mid-Infrared. In: 41st International Conference on Infrared, Millimeter, and Terahertz Waves (IRMMW-THz 2016), Copenhagen, Denmark, 25-30 Sept 2016, ISBN 9781467384858 (doi:10.1109/IRMMW-THz.2016.7758628)

Gallacher, K. , Ballabio, A., Millar, R.W. , Frigerio, J., Bashir, A., MacLaren, I. , Isella, G., Ortolani, M. and Paul, D. J. (2016) Intersubband Absorption in p-Ge QWs on Si. In: IEEE 13th International Conference on Group IV Photonics, Shanghai, China, 24-26 Aug 2016, pp. 30-31. ISBN 9781509019038 (doi:10.1109/GROUP4.2016.7739130)

Baldassarre, L. et al. (2016) Mid-infrared sensing using heavily doped germanium plasmonics on silicon substrates. ECS Transactions, 75(8), pp. 247-251. (doi: 10.1149/07508.0247ecst)

Ferre Llin, L. et al. (2016) The use of silicon-germanium superlattices for thermoelectric devices and microfabricated generators. ECS Transactions, 75(8), pp. 469-478. (doi: 10.1149/07508.0469ecst)

Gallacher, K. , Ballabio, A., Millar, R. , Frigerio, J., Bashir, A., MacLaren, I. , Isella, G., Ortolani, M. and Paul, D. J. (2016) Mid-infrared intersubband absorption from p-Ge quantum wells grown on Si substrates. ECS Transactions, 75(8), pp. 253-256. (doi: 10.1149/07508.0253ecst)

Millar, R. , Gallacher, K. , Frigerio, J., Ballabio, A., Bashir, A., MacLaren, I. , Isella, G. and Paul, D. J. (2016) Engineering large in-plane tensile strains in Ge microdisks, microrings and racetrack optical cavities. ECS Transactions, 75(8), pp. 633-640. (doi: 10.1149/07508.0633ecst)

Frigerio, J. et al. (2016) Tunability of the dielectric function of heavily doped germanium thin films for mid-infrared plasmonics. Physical Review B, 94(8), 085202. (doi: 10.1103/PhysRevB.94.085202)

Pezzoli, F. et al. (2016) Disentangling nonradiative recombination processes in Ge micro-crystals on Si substrates. Applied Physics Letters, 108, 262103. (doi: 10.1063/1.4955020)

Gallacher, K. et al. (2016) Ge-on-Si photonics for mid-infrared sensing applications. MRS Advances, 1(48), pp. 3269-3279. (doi: 10.1557/adv.2016.391)

Millar, R.W. , Gallacher, K. , Frigerio, J., Ballabio, A., Bashir, A., MacLaren, I. , Isella, G. and Paul, D.J. (2016) Analysis of Ge micro-cavities with in-plane tensile strains above 2%. Optics Express, 24(5), pp. 4365-4374. (doi: 10.1364/OE.24.004365)

Millar, R.W. , Gallacher, K. , Samarelli, A., Frigerio, J., Chrastina, D., Dieing, T., Isella, G. and Paul, D.J. (2016) Expanding the Ge emission wavelength to 2.25 μm with SixNy strain engineering. Thin Solid Films, 602, pp. 60-63. (doi: 10.1016/j.tsf.2015.07.017)

Samarelli, A., Frigerio, J., Sakat, E., Baldassarre, L., Gallacher, K. , Finazzi, M., Isella, G., Ortolani, M., Biagioni, P. and Paul, D.J. (2016) Fabrication of mid-infrared plasmonic antennas based on heavily doped germanium thin films. Thin Solid Films, 602, pp. 52-55. (doi: 10.1016/j.tsf.2015.10.005)

Gallacher, K. , Ballabio, A., Millar, R.W. , Frigerio, J., Bashir, A., MacLaren, I. , Isella, G., Ortolani, M. and Paul, D.J. (2016) Mid-infrared intersubband absorption from p-Ge quantum wells grown on Si substrates. Applied Physics Letters, 108(9), 091114. (doi: 10.1063/1.4943145)

2015

Baldassarre, L., Sakat, E., Frigerio, J., Samarelli, A., Gallacher, K. , Calandrini, E., Isella, G., Paul, D. J. , Ortolani, M. and Biagioni, P. (2015) Midinfrared plasmon-enhanced spectroscopy with germanium antennas on silicon substrates. Nano Letters, 15(11), pp. 7225-7231. (doi: 10.1021/acs.nanolett.5b03247) (PMID:26457387)

Frigerio, J. et al. (2015) Heavily phosphorous-doped Germanium thin films for mid-infrared plasmonics. 2015 IEEE 12th International Conference on Group IV Photonics (GFP), Vancouver, Canada, 26-28 Aug 2015. pp. 94-95. ISBN 9781479982554 (doi:10.1109/Group4.2015.7305964)

Millar, R.W. , Gallacher, K. , Samarelli, A., Frigerio, J., Chrastina, D., Isella, G., Dieing, T. and Paul, D.J. (2015) Extending the emission wavelength of Ge nanopillars to 2.25 μm using silicon nitride stressors. Optics Express, 23(14), pp. 18193-18202. (doi: 10.1364/OE.23.018193) (PMID:26191877)

Biagioni, P., Sakat, E., Baldassarre, L., Calandrini, E., Samarelli, A., Gallacher, K. , Frigerio, J., Isella, G., Paul, D. and Ortolani, M. (2015) Mid-infrared plasmonic resonances exploiting heavily-doped Ge on Si. Proceedings of the SPIE: The International Society for Optical Engineering, 9357, p. 93570. 93570. (doi: 10.1117/12.2084500)

Biagioni, P. et al. (2015) Group-IV midinfrared plasmonics. Journal of Nanophotonics, 9(1), 093789. (doi: 10.1117/1.JNP.9.093789)

Gallacher, K. et al. (2015) Mid-Infrared Intersubband Absorption in p-Ge/SiGe Quantum Wells Grown on Si. In: 2015 IEEE International Conference on Group IV Photonics (GFP), Vancouver, Canada, 26-28 Aug 2015, pp. 15-16. ISBN 9781479982547 (doi:10.1109/group4.2015.7305931)

Millar, R.W. , Gallacher, K. , Frigerio, J., Chrastina, D., Isella, G. and Paul, D.J. (2015) Highly strained Ge on Si microdisks with silicon nitride stressors. In: 2015 IEEE 12th International Conference on Group IV Photonics (GFP), Vancouver, Canada, 26-28 Aug 2015, pp. 65-66. ISBN 9781479982547 (doi:10.1109/group4.2015.7305948)

Ortolani, M. et al. (2015) Time- and Frequency-Resolved Electrodynamics of Germanium Nanoantennas for Mid-Infrared Plasmonics. In: 40th International Conference on Infrared, Millimeter, and Terahertz waves (IRMMW-THz), Hong Kong, China, 23-28 Aug 2015, pp. 1-2. (doi:10.1109/IRMMW-THz.2015.7327717)

2014

Dumas, D. C. S., Gallacher, K. , Rhead, S., Myronov, M., Leadley, D. R. and Paul, D. J. (2014) Ge/SiGe quantum confined Stark effect electro-absorption modulation with low voltage swing at lambda = 1550 nm. Optics Express, 22(16), pp. 19284-19292. (doi: 10.1364/OE.22.019284)

Dumas, D.C.S., Gallacher, K. , Rhead, S., Myronov, M., Leadley, D.R. and Paul, D.J. (2014) Ge/SiGe quantum confined Stark effect modulators with low voltage swing at lambda = 1550 nm. In: 2014 IEEE 11th International Conference on Group IV Photonics (GFP),, Paris, France, 27-29 Aug 2014, pp. 245-246. (doi:10.1109/Group4.2014.6961946)

Frigerio, J. et al. (2014) Mid-infrared plasmonic germanium antennas on silicon. In: IEEE 11th International Conference on Group IV Photonics (GFP), Paris, France, 27-29 Aug 2014, pp. 27-28. (doi:10.1109/Group4.2014.6962011)

Millar, R.W. , Gallacher, K. , Samarelli, A., Dumas, D.C.S., Frigerio, J., Chrastina, D., Isella, G. and Paul, D.J. (2014) Process Induced Tensile Strain of Ge on Si Nanopillars by ICP-PECVD SiN Stressor Layers. In: IEEE 11th International Conference on Group IV Photonics (GFP), Paris, France, 27-29 Aug 2014, pp. 235-236. (doi:10.1109/Group4.2014.6961941)

Dumas, D.C.S., Gallacher, K. , Millar, R. , MacLaren, I. , Myronov, M., Leadley, D.R. and Paul, D.J. (2014) Silver antimony Ohmic contacts to moderately doped n-type germanium. Applied Physics Letters, 104(16), p. 162101. (doi: 10.1063/1.4873127)

Al-Khalidi, A. , Gallacher, K. , Khalid, A. , Paul, D. and Wasige, E. (2014) 0.25 Ω-mm Ohmic contacts to AlN/GaN HEMT structure with in-situ SiN passivation. In: 7th Wide Band Gap Semiconductors and Components Workshop, Frascati, Italy, 11-12 Sep 2014,

Baldassarre, L. et al. (2014) Mid-Infrared Plasmonic Platform based on Heavily Doped Epitaxial Ge-on-Si: Retrieving the Optical Constants of Thin Ge Epilayers. In: 2014 39th International Conference on Infrared, Millimeter, and Terahertz waves (IRMMW-THz), Tucson, AZ, USA, 14-19 September 2014, ISBN 9781479938773 (doi:10.1109/IRMMW-THz.2014.6956438)

2013

Warburton, R.E. et al. (2013) Ge-on-Si single-photon avalanche diode detectors: design, modeling, fabrication, and characterization at wavelengths 1310 and 1550 nm. IEEE Transactions on Electron Devices, 60(11), pp. 3807-3813. (doi: 10.1109/TED.2013.2282712)

Velha, P., Dumas, D., Gallacher, K. , Millar, R. , Myronov, M., Leadley, D. and Paul, D.J. (2013) Strained germanium nanostructures on silicon emitting at >2.2 µm wavelength. In: 2013 IEEE 10th International Conference on Group IV Photonics (GFP), Seoul, South Korea, 23-30 Aug 2013, pp. 142-143. (doi:10.1109/Group4.2013.6644411)

Intermite, G. et al. (2013) Design and performance of a prototype mesa-geometry Ge-on-Si single-photon avalanche diode detector at 1310 nm and 1550 nm wavelengths. In: IEEE 10th International Conference on Group IV Photonics, Seoul, South Korea, 28-30 Aug 2013, pp. 132-133. (doi:10.1109/Group4.2013.6644406)

2012

Gallacher, K. , Velha, P., Paul, D.J. , MacLaren, I. , Myronov, M. and Leadley, D.R. (2012) Ohmic contacts to n-type germanium with low specific contact resistivity. Applied Physics Letters, 100(2), 022113. (doi: 10.1063/1.3676667)

Gallacher, K. , Velha, P., Paul, D.J. , MacLaren, I. , Myronov, M. and Leadley, D.R. (2012) Low specific ohmic contacts to n-type germanium using a low temperatrue NiGe process. ECS Transactions, 50(9), pp. 1081-1084. (doi: 10.1149/05009.1081ecst)

Gallacher, K. , Velha, P., Paul, D. , Cecchi, S., Frigerio, J., Chrastina, D. and Isella, G. (2012) 1.55 μm direct bandgap electroluminescence from strained n-Ge quantum wells grown on Si substrates. Applied Physics Letters, 101(21), p. 211101. (doi: 10.1063/1.4767138)

Gallacher, K. , Velha, P., Paul, D. , Frigerio, J., Chrastina, D. and Isella, G. (2012) 1.55 um electroluminescence from strained n-Ge quantum wells on silicon substrates. In: 2012 IEEE 9th International Conference on Group IV Photonics (GFP), San Diego, CA, 23-31 Aug 2012, (doi:10.1109/GROUP4.2012.6324093)

Kelsall, R.W. et al. (2012) Germanium/silicon heterostructures for terahertz emission. ECS Transactions, 50(9), pp. 763-771.

Velha, P., Gallacher, K. , Dumas, D., Paul, D. , Myronov, M. and Leadley, D.R. (2012) Long wavelength > 1.9 um germanium for optoelectronics using process induced strain. ECS Transactions, 50(9), pp. 779-782.

Velha, P., Gallacher, K., Dumas, D., Paul, D.J. , Myronov, M. and Leadley, D.R. (2012) Direct band-gap electroluminescence from strained n-doped Germanium diodes. In: 2012 Conference on Lasers and Electro-Optics (CLEO), San Jose, CA, 6-11 May 2012, pp. 1-2.

Velha, P., Gallacher, K., Dumas, D., Paul, D.J. , Myronov, M. and Leadley, D.R. (2012) Tuning the electroluminescence of n-Ge LEDs using process induced strain. In: 2012 IEEE 9th International Conference on Group IV Photonics (GFP), San Diego, CA, 23-31 Aug 2012, pp. 337-339. (doi:10.1109/GROUP4.2012.6324179)

Velha, P., Gallacher, K. , Dumas, D., Paul, D. , Myronov, M. and Leadley, D.R. (2012) Direct Band-gap Electroluminescence from Strained n-Ge Light Emmitting Diodes. ECS Transactions, 50(9), pp. 305-308.

This list was generated on Wed Apr 8 23:41:26 2020 BST.
Number of items: 76.

Articles

Gallacher, K. et al. (2020) Design and simulation of losses in Ge/SiGe terahertz quantum cascade laser waveguides. Optics Express, 28(4), pp. 4786-4800. (doi: 10.1364/OE.384993)

Sinclair, M. , Gallacher, K. , Sorel, M. , Bayley, J. C., McBrearty, E. , Millar, R. W. , Hild, S. and Paul, D. J. (2020) 1.4 million Q factor Si₃N₄ micro-ring resonator at 780 nm wavelength for chip-scale atomic systems. Optics Express, 28(3), pp. 4010-4020. (doi: 10.1364/OE.381224)

Gallacher, K. , Millar, R. W. , Griskeviciute, U., Sinclair, M. , Sorel, M. , Baldassarre, L., Ortolani, M., Soref, R. and Paul, D. J. (2020) Ultra-broadband mid-infrared Ge-on-Si waveguide polarization rotator. APL Photonics, 5(2), 026102. (doi: 10.1063/1.5134973)

Griskeviciute, U., Millar, R. W. , Gallacher, K. , Valente, J. and Paul, D. J. (2020) Ge-on-Si waveguides for sensing in the molecular fingerprint regime. Optics Express, 28(4), pp. 5749-5757. (doi: 10.1364/OE.382356)

Bashir, A., Millar, R. W. , Gallacher, K. , Paul, D. J. , Darbal, A. D., Stroud, R., Ballabio, A., Frigerio, J., Isella, G. and MacLaren, I. (2019) Strain analysis of Ge micro disk using precession electron diffraction. Journal of Applied Physics, 126, 235701. (doi: 10.1063/1.5113761)

Fischer, M. P. et al. (2018) Plasmonic mid-infrared third harmonic generation in germanium nanoantennas. Light: Science and Applications, 7(1), 106. (doi: 10.1038/s41377-018-0108-8)

Gallacher, K. , Millar, R.W. , Griškevičiūte, U., Baldassarre, L., Sorel, M. , Ortolani, M. and Paul, D.J. (2018) Low loss Ge-on-Si waveguides operating in the 8–14 µm atmospheric transmission window. Optics Express, 26(20), pp. 25667-25675. (doi: 10.1364/OE.26.025667)

Pellegrini, G., Baldassarre, L., Giliberti, V., Frigerio, J., Gallacher, K. , Paul, D. J. , Isella, G., Ortolani, M. and Biagioni, P. (2018) Benchmarking the use of heavily-doped Ge for plasmonics and sensing in the mid-infrared. ACS Photonics, 5(9), pp. 3601-3607. (doi: 10.1021/acsphotonics.8b00438)

Bashir, A. et al. (2018) Interfacial sharpness and intermixing in a Ge-SiGe multiple quantum well structure. Journal of Applied Physics, 123(3), 035703. (doi: 10.1063/1.5001158)

Frigerio, J. et al. (2017) Optical properties of highly n-doped germanium obtained by in situ doping and laser annealing. Journal of Physics D: Applied Physics, 50(46), 465103. (doi: 10.1088/1361-6463/aa8eca)

Millar, R.W. , Dumas, D.C.S., Gallacher, K.F. , Jahandar, P., MacGregor, C., Myronov, M. and Paul, D.J. (2017) Mid-infrared light emission > 3 µm wavelength from tensile strained GeSn microdisks. Optics Express, 25(21), pp. 25374-25385. (doi: 10.1364/OE.25.025374) (PMID:29041205)

Baldassarre, L. et al. (2016) Mid-infrared sensing using heavily doped germanium plasmonics on silicon substrates. ECS Transactions, 75(8), pp. 247-251. (doi: 10.1149/07508.0247ecst)

Ferre Llin, L. et al. (2016) The use of silicon-germanium superlattices for thermoelectric devices and microfabricated generators. ECS Transactions, 75(8), pp. 469-478. (doi: 10.1149/07508.0469ecst)

Gallacher, K. , Ballabio, A., Millar, R. , Frigerio, J., Bashir, A., MacLaren, I. , Isella, G., Ortolani, M. and Paul, D. J. (2016) Mid-infrared intersubband absorption from p-Ge quantum wells grown on Si substrates. ECS Transactions, 75(8), pp. 253-256. (doi: 10.1149/07508.0253ecst)

Millar, R. , Gallacher, K. , Frigerio, J., Ballabio, A., Bashir, A., MacLaren, I. , Isella, G. and Paul, D. J. (2016) Engineering large in-plane tensile strains in Ge microdisks, microrings and racetrack optical cavities. ECS Transactions, 75(8), pp. 633-640. (doi: 10.1149/07508.0633ecst)

Frigerio, J. et al. (2016) Tunability of the dielectric function of heavily doped germanium thin films for mid-infrared plasmonics. Physical Review B, 94(8), 085202. (doi: 10.1103/PhysRevB.94.085202)

Pezzoli, F. et al. (2016) Disentangling nonradiative recombination processes in Ge micro-crystals on Si substrates. Applied Physics Letters, 108, 262103. (doi: 10.1063/1.4955020)

Gallacher, K. et al. (2016) Ge-on-Si photonics for mid-infrared sensing applications. MRS Advances, 1(48), pp. 3269-3279. (doi: 10.1557/adv.2016.391)

Millar, R.W. , Gallacher, K. , Frigerio, J., Ballabio, A., Bashir, A., MacLaren, I. , Isella, G. and Paul, D.J. (2016) Analysis of Ge micro-cavities with in-plane tensile strains above 2%. Optics Express, 24(5), pp. 4365-4374. (doi: 10.1364/OE.24.004365)

Millar, R.W. , Gallacher, K. , Samarelli, A., Frigerio, J., Chrastina, D., Dieing, T., Isella, G. and Paul, D.J. (2016) Expanding the Ge emission wavelength to 2.25 μm with SixNy strain engineering. Thin Solid Films, 602, pp. 60-63. (doi: 10.1016/j.tsf.2015.07.017)

Samarelli, A., Frigerio, J., Sakat, E., Baldassarre, L., Gallacher, K. , Finazzi, M., Isella, G., Ortolani, M., Biagioni, P. and Paul, D.J. (2016) Fabrication of mid-infrared plasmonic antennas based on heavily doped germanium thin films. Thin Solid Films, 602, pp. 52-55. (doi: 10.1016/j.tsf.2015.10.005)

Gallacher, K. , Ballabio, A., Millar, R.W. , Frigerio, J., Bashir, A., MacLaren, I. , Isella, G., Ortolani, M. and Paul, D.J. (2016) Mid-infrared intersubband absorption from p-Ge quantum wells grown on Si substrates. Applied Physics Letters, 108(9), 091114. (doi: 10.1063/1.4943145)

Baldassarre, L., Sakat, E., Frigerio, J., Samarelli, A., Gallacher, K. , Calandrini, E., Isella, G., Paul, D. J. , Ortolani, M. and Biagioni, P. (2015) Midinfrared plasmon-enhanced spectroscopy with germanium antennas on silicon substrates. Nano Letters, 15(11), pp. 7225-7231. (doi: 10.1021/acs.nanolett.5b03247) (PMID:26457387)

Millar, R.W. , Gallacher, K. , Samarelli, A., Frigerio, J., Chrastina, D., Isella, G., Dieing, T. and Paul, D.J. (2015) Extending the emission wavelength of Ge nanopillars to 2.25 μm using silicon nitride stressors. Optics Express, 23(14), pp. 18193-18202. (doi: 10.1364/OE.23.018193) (PMID:26191877)

Biagioni, P., Sakat, E., Baldassarre, L., Calandrini, E., Samarelli, A., Gallacher, K. , Frigerio, J., Isella, G., Paul, D. and Ortolani, M. (2015) Mid-infrared plasmonic resonances exploiting heavily-doped Ge on Si. Proceedings of the SPIE: The International Society for Optical Engineering, 9357, p. 93570. 93570. (doi: 10.1117/12.2084500)

Biagioni, P. et al. (2015) Group-IV midinfrared plasmonics. Journal of Nanophotonics, 9(1), 093789. (doi: 10.1117/1.JNP.9.093789)

Dumas, D. C. S., Gallacher, K. , Rhead, S., Myronov, M., Leadley, D. R. and Paul, D. J. (2014) Ge/SiGe quantum confined Stark effect electro-absorption modulation with low voltage swing at lambda = 1550 nm. Optics Express, 22(16), pp. 19284-19292. (doi: 10.1364/OE.22.019284)

Dumas, D.C.S., Gallacher, K. , Millar, R. , MacLaren, I. , Myronov, M., Leadley, D.R. and Paul, D.J. (2014) Silver antimony Ohmic contacts to moderately doped n-type germanium. Applied Physics Letters, 104(16), p. 162101. (doi: 10.1063/1.4873127)

Warburton, R.E. et al. (2013) Ge-on-Si single-photon avalanche diode detectors: design, modeling, fabrication, and characterization at wavelengths 1310 and 1550 nm. IEEE Transactions on Electron Devices, 60(11), pp. 3807-3813. (doi: 10.1109/TED.2013.2282712)

Gallacher, K. , Velha, P., Paul, D.J. , MacLaren, I. , Myronov, M. and Leadley, D.R. (2012) Ohmic contacts to n-type germanium with low specific contact resistivity. Applied Physics Letters, 100(2), 022113. (doi: 10.1063/1.3676667)

Gallacher, K. , Velha, P., Paul, D.J. , MacLaren, I. , Myronov, M. and Leadley, D.R. (2012) Low specific ohmic contacts to n-type germanium using a low temperatrue NiGe process. ECS Transactions, 50(9), pp. 1081-1084. (doi: 10.1149/05009.1081ecst)

Gallacher, K. , Velha, P., Paul, D. , Cecchi, S., Frigerio, J., Chrastina, D. and Isella, G. (2012) 1.55 μm direct bandgap electroluminescence from strained n-Ge quantum wells grown on Si substrates. Applied Physics Letters, 101(21), p. 211101. (doi: 10.1063/1.4767138)

Kelsall, R.W. et al. (2012) Germanium/silicon heterostructures for terahertz emission. ECS Transactions, 50(9), pp. 763-771.

Velha, P., Gallacher, K. , Dumas, D., Paul, D. , Myronov, M. and Leadley, D.R. (2012) Long wavelength > 1.9 um germanium for optoelectronics using process induced strain. ECS Transactions, 50(9), pp. 779-782.

Velha, P., Gallacher, K. , Dumas, D., Paul, D. , Myronov, M. and Leadley, D.R. (2012) Direct Band-gap Electroluminescence from Strained n-Ge Light Emmitting Diodes. ECS Transactions, 50(9), pp. 305-308.

Conference or Workshop Item

Fischer, M. P., Gallacher, K., Frigerio, J., Pellegrini, G., Isella, G., Leitenstorfer, A., Paul, D. J. , Biagioni, P. and Brida, D. (2019) Field-Resolved Detection of the Temporal Response of a Mid-Infrared Plasmonic Antenna. CLEO: QELS_Fundamental Science 2019, San Jose, CA, USA, 05-10 May 2019. ISBN 9781943580576

Gallacher, K. , Sinclair, M. , Millar, R.W. , Sharp, O., Mirando, F., Ternent, G., Mills, G., Casey, B. and Paul, D.J. (2019) Integrated DFB Lasers on Si3N4 Photonic Platform for Chip-Scale Atomic Systems. CLEO: Science and Innovations 2019, San Jose, CA, USA, 05-10 May 2019. ISBN 9781943580576

Griškevičiūtė, U., Millar, R.W. , Gallacher, K. , Baldassarre, L., Sorel, M. , Ortolani, M. and Paul, D.J. (2019) Fingerprint Mid-Infrared Sensing With Germanium on Silicon Waveguides. CLEO: Science and Innovations 2019, San Jose, CA, USA, 05-10 May 2019. ISBN 9781943580576

Ghisetti, E. A., Dumas, D., Kirdoda, J. , Gallacher, K. , Millar, R. W. , Mirza, M. M.A. and Paul, D. J. (2018) Germanium on Silicon Single Photon Avalanche Detectors Using Silicon-on-Insulator Substrates. Integrated Optics: Devices, Materials, and Technologies XXII, San Francisco, CA, USA, 29 Jan - 01 Feb 2018. (doi:10.1117/12.2290403)

Frigerio, J. et al. (2015) Heavily phosphorous-doped Germanium thin films for mid-infrared plasmonics. 2015 IEEE 12th International Conference on Group IV Photonics (GFP), Vancouver, Canada, 26-28 Aug 2015. pp. 94-95. ISBN 9781479982554 (doi:10.1109/Group4.2015.7305964)

Conference Proceedings

Sinclair, M. et al. (2019) High-Q Si3N4 Ring Resonators for Locking 780nm GaAs-Based Distributed Feedback Laser. In: 2019 Conference on Lasers and Electro-Optics Europe & European Quantum Electronics Conference (CLEO/Europe-EQEC), Munich, Germany, 23-27 Jun 2019, ISBN 9781728104690 (doi:10.1109/CLEOE-EQEC.2019.8872725)

Gallacher, K. , Griskeviciute, U., Millar, R. W. and Paul, D. J. (2019) Ultra Broadband Mid-Infrared Ge-on-Si Polarization Rotator. In: 2019 IEEE 16th International Conference on Group IV Photonics (GFP), Singapore, 28-30 Aug 2019, ISBN 9781728109053 (doi:10.1109/GROUP4.2019.8853922)

Griskeviciute, U., Gallacher, K. , Millar, R. W. , Paul, D. J. and MacGilp, I. (2019) Understanding the Sidewall Dependence of Loss for Ge-on-Si Waveguides in the Mid-Infrared. In: 2019 IEEE 16th International Conference on Group IV Photonics (GFP), Singapore, 28-30 Aug 2019, ISBN 9781728109053 (doi:10.1109/GROUP4.2019.8853945)

Millar, R.W. , Griskeviciute, U., Gallacher, K. , Sorel, M. , Paul, D.J. , Baldassarre, L. and Ortolani, M. (2019) Molecular Fingerprint Sensing Using Ge-on-Si Waveguides. In: 2019 IEEE 16th International Conference on Group IV Photonics (GFP), Singapore, 28-30 Aug 2019, ISBN 9781728109053 (doi:10.1109/GROUP4.2019.8853881)

Millar, R. W. , Gallacher, K. , Griskeviciute, U., Baldassarre, L., Sorel, M. , Ortolani, M. and Paul, D. J. (2019) Low Loss Germanium-on-Silicon Waveguides for Integrated Mid-Infrared Photonics. In: SPIE OPTO 2019, San Francisco, CA, USA, 02-07 Feb 2019, 109230S. (doi:10.1117/12.2510009)

Gallacher, K. , Millar, R. W. , Griskevivuite, U., Baldassarre, L., Sorel, M. , Ortolani, M. and Paul, D. J. (2019) TuA4.1 - Mid-infrared Sensing with Ge on Si Waveguides (Invited). In: 2019 IEEE Photonics Society Summer Topical Meeting Series (SUM), Ft. Lauderdale, FL, USA, 08-10 Jul 2019, ISBN 9781728105970 (doi:10.1109/PHOSST.2019.8795039)

Millar, R.W. , Griskevicuite, U., Gallacher, K. , Baldassarre, L., Sorel, M. , Ortolani, M. and Paul, D.J. (2019) Towards a Mid-Infrared Lab-on-Chip Sensor using Ge-on-Si Waveguides. In: 2019 Conference on Lasers and Electro-Optics Europe & European Quantum Electronics Conference (CLEO/Europe-EQEC), Munich, Germany, 23-27 Jun 2019, ISBN 9781728104690 (doi:10.1109/CLEOE-EQEC.2019.8871521)

Gallacher, K. et al. (2018) Components for Integrated Ge on Si for Mid-Infrared Photonic Sensors. In: 2018 IEEE Photonics Society Summer Topical Meeting Series (SUM), Waikoloa Village, HI, USA, 09-11 Jul 2018, pp. 177-178. ISBN 9781538653432 (doi:10.1109/PHOSST.2018.8456761)

Gallacher, K. , Millar, R. W. , Paul, D. J. , Mirando, F., Ternent, G., Mills, G. and Casey, B. (2018) Distributed Feedback Lasers Operating at 780 nm Wavelength Integrated on Si Substrates for Chip-scale Atomic Systems. In: 2018 IEEE 15th International Conference on Group IV Photonics (GFP), Cancun, Mexico, 29-31 Aug 2018, pp. 67-68. ISBN 9781538653616 (doi:10.1109/GROUP4.2018.8478720)

Millar, R.W. , Gallacher, K. , Griskeviciute, U., Paul, D.J. , Baldassarre, L. and Ortolani, M. (2018) Ge-on-Si Mid-Infrared Waveguides Operating up to 11 μm Wavelength. In: 2018 IEEE 15th International Conference on Group IV Photonics (GFP), Cancun, Mexico, 29-31 Aug 2018, pp. 137-138. ISBN 9781538653616 (doi:10.1109/GROUP4.2018.8478757)

Millar, R.W. , Dumas, D.C.S., Gallacher, K. , Jahandar, P., Myronov, M. and Paul, D.J. (2017) Tensile Strained GeSn Mid-Infrared Light Emitters. In: 2017 IEEE 14th International Conference on Group IV Photonics (GFP), Berlin, Germany, 23-25 Aug 2017, pp. 49-50. ISBN 9781509065677 (doi:10.1109/GROUP4.2017.8082190)

Paul, D. J. et al. (2017) n-Ge on Si for Mid-Infrared Plasmonic Sensors. In: IEEE Photonics Society Summer Topical Meeting Series (SUM 2017), San Juan, Puerto Rico, 10-12 Jul 2017, pp. 125-126. ISBN 9781509065714 (doi:10.1109/PHOSST.2017.8012682)

Fischer, M. P. et al. (2017) Mid-Infrared Third-Harmonic Emission from Heavily-Doped Germanium Plasmonic Nanoantennas. In: CLEO: QLES_Fundamental Science 2017, San Jose, CA, USA, 14-19 May 2017, FF1G.2. ISBN 9781943580279 (doi:10.1364/CLEO_QELS.2017.FF1G.2)

Fischer, M. P. et al. (2017) Germanium Nanoantennas for Plasmon-enhanced Third Harmonic Generation in the Mid Infrared. In: CLEO/Europe - EQEC 2017, Munich, Germany, 25-29 Jun 2017, ISBN 9781509067367 (doi:10.1109/CLEOE-EQEC.2017.8087670)

Frigerio, J. et al. (2017) Heavily-doped Germanium on Silicon with Activated Doping Exceeding 1020 cm−3 as an Alternative to Gold for Mid-infrared Plasmonics. In: 2017 IEEE 14th International Conference on Group IV Photonics (GFP), Berlin, Germany, 23-25 Aug 2017, pp. 9-10. ISBN 9781509065684 (doi:10.1109/GROUP4.2017.8082170)

Gallacher, K. et al. (2017) Germanium-on-silicon Waveguides for Mid-infrared Photonic Sensing Chips. In: 2017 IEEE 14th International Conference on Group IV Photonics (GFP), Berlin, Germany, 23-25 Aug 2017, pp. 63-64. ISBN 9781509065684 (doi:10.1109/GROUP4.2017.8082197)

Gallacher, K. et al. (2017) Mid-infrared n-Ge on Si Plasmonic Based Microbolometer Sensors. In: 2017 IEEE 14th International Conference on Group IV Photonics (GFP), Berlin, Germany, 23-25 Aug 2017, pp. 3-4. ISBN 9781509065684 (doi:10.1109/GROUP4.2017.8082167)

Gallacher, K. , Sorgi, A., Giliberti, V., Frigerio, J., Isella, G., Biagioni, P., Paul, D. J. , Ortolani, M. and Baldassarre, L. (2017) Integrated Germanium-on-silicon Waveguides for Mid-infrared Photonic Sensing Chips. In: 2017 42nd International Conference on Infrared, Millimeter, and Terahertz Waves (IRMMW-THz), Cancun, Mexico, 27 Aug - 01 Sep 2017, ISBN 9781509060504 (doi:10.1109/IRMMW-THz.2017.8067105)

Baldassarre, L. et al. (2016) Mid-Infrared Plasmonic Platform Based on n-Doped Ge-on-Si: Molecular Sensing with Germanium Nano-Antennas on Si. In: 41st International Conference on Infrared, Millimeter, and Terahertz Waves (IRMMW-THz 2016), Copenhagen, Denmark, 25-30 Sept 2016, ISBN 9781467384858 (doi:10.1109/IRMMW-THz.2016.7758725)

Fischer, M. P. et al. (2016) Germanium Plasmonic Nanoantennas for Third-Harmonic Generation in the Mid Infrared. In: 41st International Conference on Infrared, Millimeter, and Terahertz Waves (IRMMW-THz 2016), Copenhagen, Denmark, 25-30 Sept 2016, ISBN 9781467384858 (doi:10.1109/IRMMW-THz.2016.7758692)

Gallacher, K. , Millar, R.W. , Ballabio, A., Frigerio, J., Bashir, A., MacLaren, I. , Isella, G., Ortolani, M. and Paul, D.J. (2016) Mid-Infrared Intersubband Absorption from P-Ge Quantum Wells on Si. In: 41st International Conference on Infrared, Millimeter, and Terahertz Waves (IRMMW-THz 2016), Copenhagen, Denmark, 25-30 Sept 2016, ISBN 9781467384858 (doi:10.1109/IRMMW-THz.2016.7758421)

Pellegrini, G., Baldassarre, L., Giliberti, V., Frigerio, J., Gallacher, K. , Paul, D. J. , Isella, G., Ortolani, M. and Biagioni, P. (2016) Benchmarking the Use of Heavily-Doped Ge Against Noble Metals for Plasmonics and Sensing in the Mid-Infrared. In: 41st International Conference on Infrared, Millimeter, and Terahertz Waves (IRMMW-THz 2016), Copenhagen, Denmark, 25-30 Sept 2016, ISBN 9781467384858 (doi:10.1109/IRMMW-THz.2016.7758628)

Gallacher, K. , Ballabio, A., Millar, R.W. , Frigerio, J., Bashir, A., MacLaren, I. , Isella, G., Ortolani, M. and Paul, D. J. (2016) Intersubband Absorption in p-Ge QWs on Si. In: IEEE 13th International Conference on Group IV Photonics, Shanghai, China, 24-26 Aug 2016, pp. 30-31. ISBN 9781509019038 (doi:10.1109/GROUP4.2016.7739130)

Gallacher, K. et al. (2015) Mid-Infrared Intersubband Absorption in p-Ge/SiGe Quantum Wells Grown on Si. In: 2015 IEEE International Conference on Group IV Photonics (GFP), Vancouver, Canada, 26-28 Aug 2015, pp. 15-16. ISBN 9781479982547 (doi:10.1109/group4.2015.7305931)

Millar, R.W. , Gallacher, K. , Frigerio, J., Chrastina, D., Isella, G. and Paul, D.J. (2015) Highly strained Ge on Si microdisks with silicon nitride stressors. In: 2015 IEEE 12th International Conference on Group IV Photonics (GFP), Vancouver, Canada, 26-28 Aug 2015, pp. 65-66. ISBN 9781479982547 (doi:10.1109/group4.2015.7305948)

Ortolani, M. et al. (2015) Time- and Frequency-Resolved Electrodynamics of Germanium Nanoantennas for Mid-Infrared Plasmonics. In: 40th International Conference on Infrared, Millimeter, and Terahertz waves (IRMMW-THz), Hong Kong, China, 23-28 Aug 2015, pp. 1-2. (doi:10.1109/IRMMW-THz.2015.7327717)

Dumas, D.C.S., Gallacher, K. , Rhead, S., Myronov, M., Leadley, D.R. and Paul, D.J. (2014) Ge/SiGe quantum confined Stark effect modulators with low voltage swing at lambda = 1550 nm. In: 2014 IEEE 11th International Conference on Group IV Photonics (GFP),, Paris, France, 27-29 Aug 2014, pp. 245-246. (doi:10.1109/Group4.2014.6961946)

Frigerio, J. et al. (2014) Mid-infrared plasmonic germanium antennas on silicon. In: IEEE 11th International Conference on Group IV Photonics (GFP), Paris, France, 27-29 Aug 2014, pp. 27-28. (doi:10.1109/Group4.2014.6962011)

Millar, R.W. , Gallacher, K. , Samarelli, A., Dumas, D.C.S., Frigerio, J., Chrastina, D., Isella, G. and Paul, D.J. (2014) Process Induced Tensile Strain of Ge on Si Nanopillars by ICP-PECVD SiN Stressor Layers. In: IEEE 11th International Conference on Group IV Photonics (GFP), Paris, France, 27-29 Aug 2014, pp. 235-236. (doi:10.1109/Group4.2014.6961941)

Al-Khalidi, A. , Gallacher, K. , Khalid, A. , Paul, D. and Wasige, E. (2014) 0.25 Ω-mm Ohmic contacts to AlN/GaN HEMT structure with in-situ SiN passivation. In: 7th Wide Band Gap Semiconductors and Components Workshop, Frascati, Italy, 11-12 Sep 2014,

Baldassarre, L. et al. (2014) Mid-Infrared Plasmonic Platform based on Heavily Doped Epitaxial Ge-on-Si: Retrieving the Optical Constants of Thin Ge Epilayers. In: 2014 39th International Conference on Infrared, Millimeter, and Terahertz waves (IRMMW-THz), Tucson, AZ, USA, 14-19 September 2014, ISBN 9781479938773 (doi:10.1109/IRMMW-THz.2014.6956438)

Velha, P., Dumas, D., Gallacher, K. , Millar, R. , Myronov, M., Leadley, D. and Paul, D.J. (2013) Strained germanium nanostructures on silicon emitting at >2.2 µm wavelength. In: 2013 IEEE 10th International Conference on Group IV Photonics (GFP), Seoul, South Korea, 23-30 Aug 2013, pp. 142-143. (doi:10.1109/Group4.2013.6644411)

Intermite, G. et al. (2013) Design and performance of a prototype mesa-geometry Ge-on-Si single-photon avalanche diode detector at 1310 nm and 1550 nm wavelengths. In: IEEE 10th International Conference on Group IV Photonics, Seoul, South Korea, 28-30 Aug 2013, pp. 132-133. (doi:10.1109/Group4.2013.6644406)

Gallacher, K. , Velha, P., Paul, D. , Frigerio, J., Chrastina, D. and Isella, G. (2012) 1.55 um electroluminescence from strained n-Ge quantum wells on silicon substrates. In: 2012 IEEE 9th International Conference on Group IV Photonics (GFP), San Diego, CA, 23-31 Aug 2012, (doi:10.1109/GROUP4.2012.6324093)

Velha, P., Gallacher, K., Dumas, D., Paul, D.J. , Myronov, M. and Leadley, D.R. (2012) Direct band-gap electroluminescence from strained n-doped Germanium diodes. In: 2012 Conference on Lasers and Electro-Optics (CLEO), San Jose, CA, 6-11 May 2012, pp. 1-2.

Velha, P., Gallacher, K., Dumas, D., Paul, D.J. , Myronov, M. and Leadley, D.R. (2012) Tuning the electroluminescence of n-Ge LEDs using process induced strain. In: 2012 IEEE 9th International Conference on Group IV Photonics (GFP), San Diego, CA, 23-31 Aug 2012, pp. 337-339. (doi:10.1109/GROUP4.2012.6324179)

This list was generated on Wed Apr 8 23:41:26 2020 BST.

Research datasets

Jump to: 2020
Number of items: 2.

2020

Griskeviciute, U., Millar, R. , Gallacher, K. , Valente, J. and Paul, D. (2020) Ge-on-Si waveguides for sensing in the molecular fingerprint regime. [Data Collection]

Paul, D. , Gallacher, K. , Rew, S., Ortolani, M., Ciano, C., Baldassarre, L., Virgillio, M., Scalari, G., Faist, J., Di Gaspare, L., De Seta, M., Capellini, G., Grange, T. and Birner, S. (2020) Design and simulation of losses in Ge/SiGe terahertz quantum cascade laser waveguides. [Data Collection]

This list was generated on Thu Apr 9 21:30:06 2020 BST.