Towards a fully functional integrated photonic-electronic platform via a single SiGe growth step

by Littlejohns, Callum G., Dominguez Bucio, Thalia, Nedeljkovic, Milos, Wang, Hong, Mashanovich, Goran Z., Reed, Graham T., Gardes, Frederic Y.
Published 2016

1 × N (N = 2, 8) Silicon selector switch for prospective technologies at the 2 μm waveband

by Sia, Brian Jia Xu, Li, Xiang, Qiao, Zhongliang, Guo, Xin, Zhou, Jin, Littlejohns, Callum G., Liu, Chongyang, Reed, Graham T., Wang, Wanjun, Wang, Hong
Published 2021

High-speed 4 × 4 silicon photonic plasma dispersive switch, operating at the 2 µm waveband

by Wang, Jiawei, Sia, Brian Jia Xu, Li, Xiang, Guo, Xin, Wang, Wanjun, Qiao, Zhongliang, Littlejohns, Callum G., Liu, Chongyang, Reed, Graham T., Rusli, Wang, Hong
Published 2024

Compact silicon photonic hybrid ring external cavity (SHREC)/InGaSb-AlGaAsSb wavelength-tunable laser diode operating from 1881-1947 nm

by Sia, Brian Jia Xu, Wang, Wanjun, Qiao, Zhongliang, Li, Xiang, Guo, Xin, Zhou, Jin, Littlejohns, Callum G., Zhang, Zecen, Liu, Chongyang, Reed, Graham T., Wang, Hong
Published 2021

Wafer-scale demonstration of low-loss (∼0.43 dB/cm), high-bandwidth (>38 GHz), silicon photonics platform operating at the C-band

by Sia, Brian Jia Xu, Li, Xiang, Wang, Jiawei, Wang, Wanjun, Qiao, Zhongliang, Guo, Xin, Lee, Chee Wei, Sasidharan, Ashesh, Gunasagar, S., Littlejohns, Callum G., Liu, Chongyang, Reed, Graham T., Ang, Kian Siong, Wang, Hong
Published 2022

SiGe bandgap tuning for high speed eam

by Mastronardi, Lorenzo, Banakar, Mehdi, Khokhar, Ali Z., Bernier, Nicolas, Robin, Eric, Bucio, Thalía Domínguez, Littlejohns, Callum G., Gardes, Frederic Y., Rouviere, J.-L., Dansas, Hugo, Gambacorti, Narciso, Mashanovich, Goran Z., Gardes, Frederic Y.
Published 2019

Suspended silicon waveguides for long-wave infrared wavelengths

by Sánchez-Postigo, A., Nedeljkovic, M., Ortega-Moñux, A., Wangüemert-Pérez, J. G., Xu, Y., Halir, R., Qu, Z., Khokhar, A. Z., Osman, A., Cao, W., Littlejohns, Callum G., Cheben, P., Molina-Fernández, I., Mashanovich, G. Z., Penadés, J. Soler
Published 2019