### JOURNALS

• D. Pérez, I. Gasulla, L. Crudgington, D. J. Thomson, A. Z. Khokhar, Ke Li, W. Cao, G. Z. Mashanovich, and J. Capmany, “General-purpose silicon photonics processor core,” Nature Communications, vol. 8, 636, 2017 - **paper**

• X. Chen, M. M. Milosevic, D. J. Thomson, A. Z. Khokhar, Y. Franz, A. F. J. Runge, S. Mailis, A. C. Peacock, and G. T. Reed, “Post-fabrication phase trimming of Mach-Zehnder interferometers by laser annealing of germanium implanted waveguides,” Photonics Research, vol. 5, pp. 578-582, 2017 - **paper**

• D. Pérez, I. Gasulla, L. Crudgington, D. J. Thomson, A. Z. Khokhar, Ke Li, W. Cao, G. Z. Mashanovich, and J. Capmany, “Silicon photonics rectangular universal interferometer,” Laser and Photonics Reviews (accepted)

• S. M. Hussein, I. F. Crowe, N. Clark, M. Milosevic, A. Vijayaraghaven, F. Y. Gardes, G. Z. Mashanovich, and M. P. Halsall, “Raman mapping analysis of graphene integrated silicon micro-ring resonators,” Nanoscale Research Letters (accepted)

• B. Troia J. Soler Penades, Z. Qu, A. Z. Khokhar, A. Osman, Y. Wu, C. Stirling, M. Nedeljkovic, V. M. N. Passaro, and G. Z. Mashanovich, “Silicon ring resonator-coupled Mach-Zehnder interferometers for the Fano resonance in the mid-IR,” Applied Optics, vol. 56, pp. 8769-8776, 2017 - **paper**

• K. Debnath, M. Clementi, T. Domínguez Bucio, A. Z.Khokhar, M. Sotto, K. M. Grabska, D. Bajoni, M. Galli, S. Saito, F. Y. Gardes , “Ultrahigh-Q photonic crystal cavities in silicon rich nitride,” Optics Express, vol. 25, pp. 27334-27340, 2017 - **paper**

• T. Domínguez Bucio, A. Z. Khokhar, G. Z. Mashanovich, and F. Y. Gardes, “Athermal silicon nitride angled MMI wavelength division (de)multiplexers for the near-infrared,” Optics Express, vol. 25, pp. 27310-27320, 2017 - **paper**

• M. Nedeljkovic, J. Soler Penades, V. Mittal, G. Senthil Murugan, A. Z. Khokhar, C. Littlejohns, L. G. Carpenter, C. B. E. Gawith, J. S. Wilkinson, and G. Z. Mashanovich, “Germanium-on-silicon waveguides operating at mid-infrared wavelengths up to 8.5 um,” Optics Express, vol. 25, pp. 27431-27441, 2017 - **paper**

• Y. Chen, T. Domínguez Bucio, A. Z. Khokhar, M. Banakar, K. Grabska, F. Y. Gardes, R. Halir, I. Molina-Fernández, P. Cheben, and J.-J. He, “Experimental demonstration of an apodized-imaging chip-fiber grating coupler for Si3N4 waveguides,” Optics Letters, vol.42, pp.3566-3569, 2017 - **paper**

• D. Burt, A. Al-Attili, Z. Li, F. Gardes, M. Sotto, N. Higashitarumizu, Y. Ishikawa, K. Oda, O. M. Querin, S. Saito, and R. W. Kelsall, “Enhanced light emission from improved homogeneity in biaxially suspended germanium membranes from curvature optimization,” Optics Express, vol.25, pp.22911-22922, 2017 - **paper**

• X. Ruan, K. Li, D. J. Thomson, C. Lacava, F. Meng, I. Demirtzioglou, P. Petropoulos, Y. Zhu, G. T. Reed, and F. Zhang, “Experimental comparison of direct detection Nyquist SSB transmission based on silicon dual-drive and IQ Mach-Zehnder modulators with electrical packaging,” Optics Express, vol.25, pp.19332-19342, 2017 - **paper**

• C. Lacava, M. Ettabib, and P. Petropoulos, “Nonlinear silicon photonic signal processing devices for future optical networks,” Applied Sciences, vol.7, 103, 2017 - **paper**

• M. A. Ettabib, C. Lacava, Z. Liu, A. Bogris, A. Kapsalis, M. Brun, P. Labeye, S. Nicoletti, D. Syvridis, D. J. Richardson, and P. Petropoulos, “Wavelength conversion of complex modulation formats in a compact SiGe waveguide,” Optics Express, vol.25, pp.3252-3258, 2017 - **paper**

• 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,” Optics Express, vol.25, no.15, pp.17864-17871, 2017 - **paper**

• M-S. Rouifed, C. G. Littlejohns, G. X. Tina, Q. Haodong, J. Soler Penades, M. Nedeljkovic, Z. Zhang, C. Liu, D. J. Thomson, G. Z. Mashanovich, G. T. Reed, and H. Wang, “Ultra-compact MMI-based beam splitter demultiplexer for the NIR/MIR wavelengths of 1.55 μm and 2 μm,” Optics Express, vol. 25, pp. 10893-10900, 2017. - **paper**

• 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. - **paper**

• T. Domínguez Bucio, A. Z. Khokar, C. Lacava, S. Stankovic, G. Z. Mashanovich, P. Petropoulos and F. Y. Gardes, “Material and optical properties of low temperature NH3-free PECVD SiN layers for photonic applications,” Journal of Physics D: Applied Physics, vol. 50, 025106, 2017. - **paper**

• 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. - **paper**

• G. Z. Mashanovich, C. J. Mitchell, A. Z. Khokhar, C. G. Littlejohns, J. Soler Penades, W. Cao, Z. Qu, L. Shen, N. Healy, A. C. Peacock, F. Y. Gardes, V. Mittal, G. Senthil Murugan, J. S. Wilkinson and M. Nedeljkovic, “Germanium mid-infrared photonic devices,” Journal of Lightwave Technology, vol. 34, pp. 624-630, 2017. - **paper**

• K. Debnath, T. Dominguez Bucio, A. Alattili, A. Z. Khokhar, S. Saito, and F. Y. Gardes, “Photonic crystal waveguides on silicon rich nitride platform,” Optics Express, vol. 25, pp. 3124-3131, 2017. - **paper**

• R. Marchetti, C. Lacava, A. Khokhar, X. Chen, I. Cristiani, D. J. Richardson, G. T. Reed, P. Petropoulos and P. Minzioni, “High-efficiency grating-couplers: demonstration of a new design strategy,” Scientific Report 7, 166770, 2017- **paper**

### CONFERENCES

•C. G. Littlejohns, Y. Hu, J. J. Ackert, T. Dominguez Bucio, A. Z. Khokhar, M. Nedeljkovic, M. Banakar, J. Soler Penades, S. A. Reynolds, M.-S. Rouifed, T. Guo Xin, Z. Zhang, P. Anantha, L. Zhang, A. P. Knights, D. J. Thomson, G. Z. Mashanovich, G. T. Reed, H. Wang, and F. Y. Gardes, “Waveguide integrated photodetectors for near-IR and mid-IR applications”, Energy Materials and Nanotechnology Photodetectors, Port Louis, Mauritius, November 2017 (invited).

• S. L. Scholl, T. Dominguez Bucio, M. Banakar, A. Z. Khokhar, S. A. Reynolds, G. T. Reed, and F. Y. Gardes, “Flat-top spectral response angled multimode interferometer (AMMI),” PHOTONEX, Coventry, UK, 11-12 October 2017.

• T. Li, M. Nedeljkovic, N. Hattasan, A. Z. Khokhar, S. A. Reynolds, S. Stanković, M. Banakar, W. Cao, Z. Qu, C. G. Littlejohns, J. Soler Penades, K. Grabska, L. Mastronardi, D. J. Thomson, F. Y. Gardes, G. T. Reed, H. Wu, Z. Zhou, and G. Z. Mashanovich, “Mid-infrared Ge-on-Si electro-absorption modulator,” IEEE Group IV Photonics, Berlin, Germany, 23-25 August 2017.

• F. J. Runge, Y. Franz, C. G. Littlejohns, K. Grabska, S. Mailis, F. Y. Gardes, and A. C. Peacock, “Laser-assisted material composition engineering of SiGe planar waveguides,” Photonics Global Conference, Singapore, July 2017.

• M. M. Milosevic, X. Chen, W. Cao, C. G. Littlejohns, H. Wang, D. J. Thomson, and G. T. Reed, “Ion implantation in silicon for photonic device trimming,” Photonics Global Conference, Singapore, July 2017.

• P. Anantha, L. Zhang, W. Li, X. Guo, H. Qiu, G.-Y. Chong, C. G. Littlejohns, M. Nedeljkovic, J. Soler Penades, G. Z. Mashanovich, H. Wang, and C.-S. Tan, “Low propagation loss Ge-on-Si waveguides and their dependency on processing methods,” Conference on Lasers and Electro-Optics Pacific Rim, Singapore, July 2017.

• M-S. Rouifed, C. G. Littlejohns, T. Guo Xin, T. Hu, H. Qiu, J. Soler Penades, M. Nedeljkovic, Z. Zhang, C. Liu, D. J. Thomson, G. Z. Mashanovich, G. T. Reed, and H. Wang, “Silicon photonic devices for the mid-infrared,” Conference on Lasers and Electro-Optics Pacific Rim, Singapore, July 2017.

• M-S. Rouifed, C. G. Littlejohns, T. Guo Xin, H. Qiu, J. Soler Penades, M. Nedeljkovic, Z. Zhang, W. Wanjun, C. Liu, D. J. Thomson, G. Z. Mashanovich, G. T. Reed, and H. Hong, “Hybrid NIR/MIR silicon photonics passive devices,” 7th International Multidisciplinary Conference on Optofluidics, Singapore, July 2017.

• L. Sun, J. Du, G. Chen, Z. He, X. Chen, G. T. Reed, “Machine learning detector based on support vector machine for 122 Gbps multi-CAP optical communication system,” Conference on Lasers and Electro-Optics Pacific Rim (CLEO-PR, OECC&PGC 2017), Singapore, July 2017.

• X. Chen, M.M. Milosevic, D. J. Thomson, A. Z. Khokhar, Y. Franz, A. F. J. Runge, A. Mailis, A. C. Peacock, and G. T. Reed, “Phase trimming of Mach-Zehnder Interferometers by laser annealing of germanium implanted waveguides” Group IV Photonics, Berlin, Germany, 23-25 Aug. 2017

• X. Chen, M. M. Milosevic, D. J. Thomson, and G. T. Reed, “Applications of germanium implantation in silicon photonics circuits,” Conference on Lasers and Electro-Optics Pacific Rim, Singapore, July 2017. (invited)

• M. Nedeljkovic, T. Li, C. G. Littlejohns, N. Hattasan, A. Z. Khokhar, S. A. Reynolds, S. Stanković, M. Banakar, W. Cao, Z. Qu, J. Soler Penades, K. Grabska, L. Mastronardi, L. Crudgington, X. Chen, A. Nazir Ahmed, M. Saïd Rouifed, H. Qiu, T. Guo Xin, H. Wang, H. Wu, Z. Zhou, G. T. Reed, D. J. Thomson, F. Y. Gardes, and G. Z. Mashanovich, “Silicon-on-insulator and germanium-on-silicon free carrier modulators for mid-infrared wavelengths,” Conference on Lasers and Electro-Optics Pacific Rim, Singapore, July 2017. (invited)

• C. G. Littlejohns, M. Nedeljkovic, D. Hagan, J. J. Ackert, M. Saïd Rouifed, Z. Zhang, T. Hu, H. Qiu, T. Guo Xin, A. Z. Khokhar, S. Stanković, A. Nazir Ahmed, C. J. Mitchell, Y. Hu, M. Banakar, W. Cao, J. Soler Penades, L. Crudgington, X. Chen, S. A. Reynolds, A. P. Knights, F. Y. Gardes, G. T. Reed, G. Z. Mashanovich, H. Wang, and D. J. Thomson, “Group IV optical modulators for the mid-infrared,” Conference on Lasers and Electro-Optics Pacific Rim, Singapore, July 2017. (invited)

• G. Z. Mashanovich , C. G. Littlejohns, D. J. Thomson, W. Cao, T. Li, A. Z. Khokhar, S. Stankovic, J. Soler Penades, Z. Qu, C. J. Mitchell, F. Y. Gardes, A. C. Peacock, A. P. Knights, and M. Nedeljkovic, “Germanium and silicon photonic integrated circuits for the mid-infrared,” ICTON 2017, Girona, Spain, 2-6 July 2017. (invited)

• L. Mastronardi, M. Banakar, A. Z. Khokhar, N. Hattasan, T. Rutirawut, T. Dominguez Bucio, C. G. Littlejohns, N. Bernier, E. Robin, H. Dansas, N. Gambacorti, G. Z. Mashanovich, and F. Y. Gardes, “SiGe bandgap tuning for high speed EAM,” 231st Electrochemical Society Meeting, New Orleans, LA, USA, 28 May - 1 June 2017.

• M. Nedeljkovic, C. G. Littlejohns, T. Li, N. Hattasan, A. Z. Khokhar, S. A. Reynolds, S. Stanković, M. Banakar, W. Cao, Z. Qu, J. Soler Penades, K. Grabska, L. Mastronardi, L. Crudgington, X. Chen, A. N. Ahmed, M. S. Rouifed, H. Qiu, T. G. Xin, H. Wang, H. Wu, Z. Zhou, G. T. Reed, D. J. Thomson, F. Y. Gardes, and G. Z. Mashanovich, “Silicon and germanium free carrier injection modulators for the mid-infrared,” SPIE 2017 Optics and Optoelectronics Symposium, Prague, Czech Republic, 24 -27 April 2017. (invited)

• G. T. Reed, C. G. Littlejohns, S. Stankovic, L. Arzubiaga Totorika, A. N. Ahmed, S. A. Reynolds, G. Sharp, M. Sorel, R. Webb, H. M. H. Chong, F. Y. Gardes, D. J. Thomson, and G. Z. Mashanovich, “CORNERSTONE: UK silicon photonics fabrication capability,” Semiconductor and Integrated Optoelectronics Conference, Cardiff, UK, 18-20 April 2017.

• G. Z. Mashanovich, W. Cao, Z. Qu, A. Osman, Y. Wu, T. Li, J. Soler Penades, S. Stankovic, R. Slavik, F. Y. Gardes, V. Mittal, G. S. Murugan, J. S. Wilkinson, D. J. Thomson, C. G. Littlejohns, and M. Nedeljkovic, “Mid-infrared integrated photonics in silicon and germanium,” ECIO 2017, Eindhoven, Holland, 3-5 April 2017. (invited)

• M. M. Milosevic, X. Chen, W. Cao, A. Z. Khokhar ; D. J. Thomson, and G. T. Reed, “Towards autonomous testing of photonic integrated circuits,” Photonics West, San Francisco, CA, USA, 28 January - 2 February 2017.

• F. Y. Gardes, T. Domínguez Bucio, L. Mastronardi, N. Hattasan, K. M. Grabska, C. G. Littlejohns, M. Banakar, G. T. Reed, G. Z. Mashanovich, A. F. J. Runge, Y. Franz, and A. C. Peacock, “Group IV compounds and silicon nitride for multiplatform integrated photonics,” Photonics West, San Francisco, CA, USA, 28 January - 2 February 2017. (invited)

• G. T. Reed, M. M. Milosevic, X. Chen, W. Cao, C. G. Littlejohns, H. Wang, A. Z. Khokhar, and D. J. Thomson, “Ion implantation in silicon to facilitate testing of photonic circuits,” Photonics West, San Francisco, CA, USA, 28 January - 2 February 2017. (invited)

• R. Halir et al., “Subwavelength metamaterial engineering for silicon photonics,” SPIE Photonics West, San Francisco, USA, 28 January – 2 February 2017.