A. Gupta, A. S. G. Khalil, M. Offer, M. Winterer, A. Lorke, H. Wiggers: Synthesis and Ink-Jet Printing of Highly Luminescing Silicon Nanoparticles Ink for Printable Electronics, J. Nano. Nanotech. 11 (2011) 5028.

A. S. G. Khalil, S. Hartner, M. Ali, H. Wiggers, M. Winterer: Stable Aqueous Dispersion of ZnO Nanoparticles for Ink-Jet Printed Gas Sensor, J. Nano. Nanotech. 11 (2011) 10839.

P. Ruch, I. Meijer, T. Brunschwiler, S. Paredes, W. Escher, M. Müller, C.L. Ong, R. Ghannam, A. Khalil and B. Michel, “Recycling thermal energy boosts efficiencies in datacenters and concentrated photovoltaic systems”, Smart Energy Strategies for Industries and Services, September 21-23, 2011.

C.L. Ong, W. Escher, A. Khalil, R. Ghannam, M. Mueller, P. Ruch, B. Michel, S. Paredes, “Waste Heat Energy Re-use from High Concentration Photovoltaic (HCPV) Solar Cells for Saline and Brackish Water Desalination”, TUM DeSal Conference 2011, Munich, Germany, July 27-29, 2011.

M. Müller, W. Escher, R. Ghannam, B. Michel, S. Paredes, “Characterization of Photovoltaic-Thermal Systems for Ultra-High Concetration”, 37th IEEE Photovoltaic Specialist Conference, Washington State, USA, June 19-24, 2011.

M. Müller, W. Escher, R. Ghannam, J. Goicochea, B. Michel, C. Lee Ong, S. Paredes, “Ultra High Concenetration Photovoltaic-Thermal Systems Based On Microfluidic Chip-Coolers”, CPV 7, Las Vegas, USA, April 4-6, 2011.

W. Escher, R. Ghannam, A. Khalil, S. Paredes, and B. Michel, “Advanced Liquid Cooling of Multi Chip Modules for Concentrated Photovoltaic Electric and Thermal Power Co-Generation”, Theta 3, Cairo, Egypt, December 19-22, 2010.

W. Escher, R. Ghannam, A. S. G. Khalil, S. Parades, M. Michel: Advanced Liquid Cooling For Concentrated Photovoltaic Electro-thermal Co-generation, IEEE Xplore, ThETA . Proc. (2010) 9.

R. Wälchli, W. Escher, R. Ghannam, S. Paredes, B. Michel, “Multichip Array Receiver for Concentrated Photovoltaic Electricity and Thermal Power (CPV/T) Generation”, 25th European Photovoltaic Solar Energy Conference and Exhibition, September 6-9, 2010.

R. Ghannam, R. Waelchli, W. Escher, S. Paredes, W. Glatz and B. Michel, “Thermal Management and Overall Performance of a High Concentration PV System”, 6th International Conference on Concentrating Photovoltaic Systems, April 7-9, 2010.

E. Abdel-Rahman, K.Bashir, R. Ghannam, and A. M. Shaarawi, " Design of an Infrared Shield Device Based on 1D Photonic Crystal", META’10, 2nd International Conference on Metamaterials, Photonic Crystals and Plasmonics, Cairo, Egypt, February 22-25, 2010.

E. Abdel-Rahman, K.Bashir, R. Ghannam, and A. M. Shaarawi, “Design and Optimization Novel Optical Low Pass Filters of a 1D-Photonic Crystal using TiO2/ SiO2 Thin Films", META’10, 2nd International Conference on Metamaterials, Photonic Crystals and Plasmonics, Cairo, Egypt, February 22-25, 2010.

S. Sedky, A. Kamal, H. Bakr, R. Ghannam, V. Leonov and P. Fiorini, “BI2TE3 as an Active Material for MEMS Based Devices Fabricated at Room Temperature”, Transducers 2009, 2009. A. S. G. Khalil, F. Marlow: Controlled growth of SBA-3-like hierarchical assemblies on different homogeneous and patterned supports, Mater. Res. Soc. Symp. Proc.1114-G05, 2008.

R. Ghannam, and A. Georgiou, “Periodic NLC Phase Grating for Tuneable Photonic Crystal Applications”, Proceedings of SPIE, Vol. 69889, 2008.

F. Marlow, A. S. G. Khalil, M. Stempniewicz: Circular Mesostructure: Solids with Novel Symmetry Properties, J. Mater. Chem. 17 (2007) 2168 (Feature article).

M. Stempniewicz, A. S. G. Khalil, M. Rohwerder, F. Marlow: Diffusion in Coiled Pores-Leaning from Microlease and Microsurgery, J. Am. Chem. Soc. 129 (2007) 10561.

R. Ghannam, R. James, N. Collings, W. Crossland, F. Fernández and S. Day, “Switching Properties of VAN LCOS Devices with Ultra-microscale Electrodes”, Proceedings of SPIE, Vol. 6654, 2007.

R. Ghannam, N. Collings, W. Crossland, and T. Wilkinson, “Topological Alignment of NLCs using Nanoscale Metallic Grooves”, Proceedings of SPIE, Vol. 6332, 2006.

T. Wilkinson, C. Henderson, D. Gil Leyva, R. Ghannam, and W. Crossland, “Non-display applications and the next generation of liquid crystal over silicon technology”, Philosophical Transactions of the Royal Society A, Vol. 364, No. 1847, pp.2721-2731, 2006.

A. S. G. Khalil, D. Konjhodzic, F. Marlow: Hierarchy Selection, Position Control, and Orientation of Growing Mesostructures by Patterned Surfaces, Adv. Mater. 18 (2006) 1055 (Cover page).

R. Ghannam, and W. Crossland, “Novel Tuneable Optical Filter for WDM Applications”, Proceedings of SPIE, Vol. 6014, 2005.