- Daniel Perez, Ivana Gasulla, Lee Crudgington, David J. Thomson, Ali Z Khokhar, Ke Li, Wei Cao, Goran Z Mashanovich and Jose Capmany "Multipurpose silicon photonics signal processor core".
**Nature Communications**8 Article number 636 -
Xia Chen, David J. Thomson, Lee Crudgington, Ali Z. Khokhar, and Graham T. Reed, “

*Dual-etch apodised grating couplers for efficient fibre-chip coupling near 1310 nm wavelength*,” (accepted)**Optics Express**(2017) -
C. Lacava, S. Stankovic, A. Z. Khokhar, T. Dominguez Bucio, F. Y. Gardes, G. T. Reed, D. J. Richardson, and P. Petropoulos , “Si-rich silicon nitride for nonlinear signal processing applications,” Scientific Reports, vol. 7, article 22, 2017

- Ke Li, F. Meng, D. J. Thomson, P. Wilson, and G. T. Reed , “Analysis and implementation of an ultra-wide tuning range CMOS ring-VCO with inductor peaking,” IEEE Microwave and Wireless Components Letters, vol. 27, pp. 49-51, 2017
- R. Bruck, K. Vynck, P. Lalanne, B. Mills, D. J. Thomson, G. Z. Mashanovich, G. T. Reed, and O. L. Muskens, “All-optical spatial light modulator for reconfigurable silicon photonic circuits,” Optica, vol. 3, pp. 396-402, 2016
- D. J. Thomson, A. Zilkie, J. E. Bowers, T. Komljenovic, G. T. Reed, L. Vivien, D. Marris-Morini, E. Cassan, L.Virot, J-M. Fédéli, J-M. Hartmann, J. H. Schmid, D-X. Xu, F. Boeuf, P. O’Brien, G. Z. Mashanovich, and M. Nedeljkovic, “Roadmap on silicon photonics,” IOP Journal of Optics, vol. 18, 073003, 2016
- T. Domínguez Bucio, A. Z. Khokhar, C. Lacava, S. Stankovic, G. Z. Mashanovich, P. Petropoulos and F. Y. Gardes , “Material and optical properties of low-temperature NH3-free PECVD SiNx layers for photonic applications,” Journal of Physics D: Applied Physics, vol. 50, 025106, 2016
- M. Saïd Rouifed, C. G. Littlejohns, X. Guo, H. Qiu, T. Hu, Z. Zhang, C. Liu, G. T. Reed, and H. Wang, “Low loss SOI waveguides and MMIs at the MIR wavelength of 2 um,” IEEE Photonics Technology Letters, vol. 28, pp 2827-2829, 2016
- C. G. Littlejohns, T. Dominguez Bucio, M. Nedeljkovic, G. Z. Mashanovich, G. T. Reed, and F. Y. Gardes, “Towards a fully functional integrated photonic-electronic platform via a single SiGe growth step,” Scientific Reports, vol. 6, article 19425, 2016
- T. Hu, M. S. Rouifed, H. Qiu, X. Guo, C. G. Littlejohns, C. Liu and H. Wang, “A polarization splitter and rotator based on a partially etched grating-assisted coupler,” IEEE Photonics Technology Letters, vol. 28, pp. 911-914, 2016
- C. G. Littlejohns, T. Dominguez Bucio, M. Nedeljkovic, H. Wang, G. Z. Mashanovich, G. T. Reed, F. Y. Gardes , “Localised tuneable composition single crystal silicon-germanium-on-insulator for low cost devices,” Advances in Materials Science and Engineering, vol. 2016, 4154256, 2016
- T. Hu, H. Qiu, Z. Zhang, X. Guo, C. Liu, M. S. Rouifed, C. G. Littlejohns, G. T. Reed, H. Wang, “A compact ultrabroadband polarization beam splitter utilizing a hybrid plasmonic Y-branch,” IEEE Photonics Journal, vol. 8, 4802209, 2016
- C. G. Littlejohns, C. F Mallinson, M. Nedeljkovic, J. F. Watts, G. Z. Mashanovich, G. T. Reed, and F. Y. Gardes, “Next generation device grade silicon-germanium on insulator,” Scientific Reports, vol. 5, article 8288, 2015
- C. G. Littlejohns, A. Z. Khokhar, D. J. Thomson, Y. Hu, S. J. Pearce, S. A. Reynolds, G. Z. Mashanovich, G. T. Reed, and F. Y. Gardes, “Ge-on-Si plasma enhanced chemical vapor deposition for low cost photodetectors,” IEEE Photonics Journal vol. 7, article 6802408, 2015
- M. A. Ettabib, L. Xu, A. Bogris, A. Kapsalis, M. Belal, E. Lorent, et al., "Broadband telecom to mid-infrared supercontinuum generation in a dispersion-engineered silicon germanium waveguide," Optics Letters, vol. 40, pp. 4118-4121, 2015
- M. Nedeljkovic, J. Soler Penades, C. J. Mitchell, T. Dominquez Bucio, A. Z. Khokhar, C. G. Littlejohns, F. Y. Gardes, and G. Z. Mashanovich, “Surface grating coupled low loss Ge-on-Si rib waveguides and multimode interferometers,” IEEE Photonics Technology Letters, vol. 27, pp. 1040-1043, 2015
- L. Shen, N. Healy, C. J. Mitchell, J. S. Penades, M. Nedeljkovic, G. Z. Mashanovich, and A. C. Peacock, “Mid-infrared all-optical modulation in low loss germanium-on-silicon waveguides,” Optics Letters, vol. 40, pp. 268-271, 2015
- L. Shen, N. Healy, C. J. Mitchell, J. Solar Penades, M. Nedeljkovic, G. Z. Mashanovich, and A. C. Peacock, “Two-photon absorption and all-optical modulation in germanium-on-silicon waveguides for the mid-infrared,” Optics Letters, vol. 40, pp. 2213-2216, 2015
- G. Z. Mashanovich, F. Y. Gardes, D. J. Thomson, Y. Hu, K. Li, M. Nedeljkovic, J. Soler Penades, A. Z. Khokhar, C. J. Mitchell, S. Stankovic, R. Topley, S. A. Reynolds, Y. Wang, B. Troia, V. M. N. Passaro, C. G. Littlejohns, T. Dominguez Bucio, P. R. Wilson, and G. T. Reed, “Silicon photonic waveguides and devices for near- and mid-IR applications,” IEEE Journal of Selected Topics in Quantum Electronics, vol. 21, 8200112, 2015
- R. Bruck, B. Mills, B. Troia, D. J. Thomson, F. Y. Gardes, Y. Hu, G. Z. Mashanovich, V. M. N. Passaro, G. T. Reed, and O. L. Muskens, “Device level characterization of the flow of light in integrated photonic circuits using ultrafast photomodulation spectroscopy,” Nature Photonics, vol. 9, pp. 54-60, 2015
- R. Bruck, B. Mills, D. J. Thomson, B. Troia, V. M. N. Passaro, G. Z. Mashanovich, G. T. Reed, and O. L. Muskens, “Picosecond optically reconfigurable filters exploiting full free spectral range tuning of single ring and Vernier effect resonators,” Optics Express, vol. 23, pp. 12468-12477, 2015
- D. J. Thomson, C. G. Littlejohns, S. Stanković, M. Nedeljkovic and S. A. Reynolds, “Silicon Photonics”, Wiley Encyclopedia, 2015
- J. J. Ackert, D. J. Thomson, L. Shen, A. C. Peacock, P. E. Jessop, G. T. Reed, G. Z. Mashanovich, and A. P. Knights, “High-speed detection above the telecommunication windows with monolithic silicon photodiodes”, Nature Photonics, vol. 9, pp. 393-396, 2015
- S. Liu, D. J. Thomson, K. Li, P. Wilson, and G. T. Reed, “N over N cascode push pull modulator driver in 130nm CMOS enabling 20Gb/s optical interconnection with Mach-Zehnder modulator”, Electronics Letters, vol. 51, pp. 1900-1902, 2015
- R. Topley, L. O'Faolain, D. J. Thomson, F. Y. Gardes, G. Z. Mashanovich, and G. T. Reed, " Planar surface implanted diffractive grating couplers in SOI,"
**Optics Express**, Vol. 22, pp. 1077-1084, 2014 - D. J. Thomson, L. Shen, J. J. Ackert, E. Huante-Ceron, A. P. Knights, M. Nedeljkovic, A. C. Peacock, and G. Z. Mashanovich, " Optical detection and modulation at 2μm-2.5μm in silicon,"
**Optics Express**, vol. 22, pp. 10825-10830, 2014 - R. Topley, G. Martinez-Jimenez, L. O’Faolain, N. Healy, S. Mailis, D. J. Thomson, F. Y. Gardes, A. C. Peacock, D. N. R. Payne, G. Z. Mashanovich, and G. T. Reed, " Locally Erasable Couplers for Optical Device Testing in Silicon on Insulator,"
**Journal of Lightwave Technology**, vol. 32, pp. 2248-2253, 2014 - C. G. Littlejohns, Y. Hu, F. Y. Gardes, D. J. Thomson, S. A. Reynolds, G. Z. Mashanovich, and G. T. Reed, “50 Gb/s silicon photonics receiver with low insertion loss,” IEEE Photonics Technology Letters, 2014
- B. Goll, D. J. Thomson, L. Zimmermann, H. Porte, F. Y. Gardes, Y. Hu, S. Lischke, B. Tillack, G. T. Reed, and H. Zimmermann, “A monolithically integrated silicon modulator with a 10Gb/s 5Vpp or 5.6Vpp driver in 0.25um SiGe:C BiCMOS,” Frontiers in Physics, vol. 2, 62, 2014
- M. Nedeljkovic, S. Stanković, C. J. Mitchell, A. Z. Khokhar, S. A. Reynolds, D. J. Thomson, F. Y. Gardes, C. G. Littlejohns, G. T. Reed, and G. Z. Mashanovich, “Mid-infrared thermo-optic modulators in SOI,” IEEE Photonics Technology Letters, vol. 26, pp. 1352-1355, 2014
- K. Hammani, M. A. Ettabib, A. Bogris, A. Kapsalis, D. Syvridis, M. Brun, et al., "Towards nonlinear conversion from mid- to near-infrared wavelengths using Silicon Germanium waveguides," Optics Express, vol. 22, pp. 9667-9674, 2014
- G. T. Reed, D. J. Thomson, F. Y. Gardes, Y. Hu, J.-M. Fedeli, and G. Z. Mashanovich, “High-speed carrier-depletion silicon Mach-Zehnder optical modulators with lateral PN junctions,” Frontiers in Physics, vol. 2, 77, 2014
- D. J. Thomson, L. Shen, J. J. Ackert, E. Huante-Ceron, A. P. Knights, M. Nedeljkovic, A. C. Peacock, and G. Z. Mashanovich, “Optical detection and modulation at 2µm - 2.5µm in silicon,” Optics Express, vol. 22, pp. 10825-10830, 2014
- D. J. Thomson, H. Porte, B. Goll, D. Knoll, S. Lischke, F. Y. Gardes, Y. Hu, G. T. Reed, H. Zimmermann, and L. Zimmermann, “Silicon carrier depletion modulator with 10Gbit/s driver realized in high-performance photonic BiCMOS,” Laser & Photonics Reviews, vol. 8, pp. 180-187, 2014
- G-H. Duan, C. Jany, A. L. Liepvre, A. Accard, M. Lamponi, D. Make, P. Kaspar, G. Levaufre, N. Girard, F. Lelarge, J-M. Fedeli, A. Descos, B. B. Bakir, S. Messaoudene, D. Bordel, S. Menezo, S. Keyvaninia, G. Roelkens, D. Van Thourhout, D. J. Thomson, F. Y. Gardes, and G. T. Reed “Hybrid III-V on silicon lasers for photonic integrated circuits on silicon,” IEEE Journal of Selected Topics in Quantum Electronics, vol. 20, 2014
- Y. Hu, T. Li, D. J. Thomson, X. Chen, J. Soler Penades, A. Z. Khokhar, C. J. Mitchell, G. T. Reed, and G. Z. Mashanovich, “Wavelength division (de)multiplexing in mid-infrared wavelength range using interleaved angled multimode interferometer on the silicon-on-insulator platform,” Optics Letters, vol. 39, pp.1406-1409, 2014
- D.-X. Xu, J. Schmid, G. T. Reed, G. Z. Mashanovich, D. J. Thomson, M. Nedeljkovic, X. Chen, D. Van Thourhout, and S. Keyvaninia, “Silicon photonics integration platform – have we found the sweet spot?” Journal of Selected Topics in Quantum Electronics, vol. 20, 2014