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  • Laser cutting and welding tools for use in-bore on EU-DEMO service pipes 
    Keogh, Keelan; Kirk, Simon; Suder, Wojciech; Farquhar, Iain; Tremethick, Tristan; Loving, Anthony B. (Elsevier, 2018-03-08)
    Replacement of blanket modules and divertor cassettes in the EU-DEMO will require rapid removal of hundreds of service pipes during maintenance downtime. Duration analysis of conventional joining processes, estimates cutting ...
  • Laser diagnosis of gas turbine fuel sprays; scaling effects on NOx emissions and stability 
    Hussain, Mazhur (Cranfield University, 2009-12)
    This thesis first provided strategic recommendations for the research sponsor, Rolls- Royce plc (RR) and then applied optical diagnostics to measure aero gas turbine fuel spray properties in order to predict Oxides of ...
  • Laser doppler anemometry measurements in the near-wake of an isolated formula one wheel 
    Saddington, A. J.; Knowles, R. D.; Knowles, Kevin (Springer Science Business Media, 2007-05-01)
    An experimental investigation was conducted to identify the main structures in the near wake of an isolated Formula One wheel rotating in ground contact. A 50 percent-scale isolated wheel assembly, geometrically similar ...
  • Laser ice scaffolds modeling for tissue engineering 
    Meglinski, I. V.; Varejka, M.; Woodman, Anthony C.; Turner, Anthony P. F.; Piletsky, Sergey A. (John Wiley & Sons, Ltd, 2005-09-01)
    Tissue engineering is one of the most exciting and rapidly growing areas in biomedical engineering that offers vast potential for changing traditional approaches to meeting many pharmaceutics and critical health care ...
  • Laser ignitability of insensitive propellants 
    Fang, Xiao; Ahmad, Sheikh R. (OAT, 2018-04-26)
    Laser ignition tests were conducted on insensitive propellants formulated with an insensitive filler (1,1‑diamino-2,2-dinitroethylene, commercially known as FOX-7) and with either energetic or non-energetic binders: ...
  • Laser ignitibility of energetic crystals doped with gold nanoparticles 
    Churchyard, Sam; Fang, Xiao; Vrcelj, Ranko (Elsevier, 2019-01-04)
    Laser ignition mechanism enhances the safety of explosive applications. However, optical sensitisation of the energetic materials is required for their optical absorption. In this research, explosive Cyclotrimethylene ...
  • Laser ignitibility of insensitive secondary explosive 1,1-diamino-2,2-dinitroethene (FOX-7) 
    Fang, Xiao; McLuckie, Warren G. (Elsevier, 2014-12-15)
    An experimental investigation into laser ignitibility of insensitive secondary explosives, 1,1-diamino-2,2-dinitroethene (FOX-7) has been carried out, using a diode laser of continuous wave at the laser wavelength of 974 ...
  • Laser ignition of an optically sensitised secondary explosive by a diode laser 
    Fang, Xiao; Ahmad, Sheikh R. (Institute of Industrial Organic Chemistry, Poland, 2016-01)
    As a green technology, laser ignition of a relatively insensitive secondary explosive has been experimentally investigated. The explosive, hexanitrostilbene (HNS), was doped with one of two optical sensitizers, carbon ...
  • Laser ignition of elastomer-modified cast double-base (EMCDB) propellant using a diode laser 
    Herreros, Dulcie N.; Fang, Xiao (Elsevier, 2016-10-06)
    An experimental study was conducted to investigate laser ignition using a diode laser for elastomer-modified cast double-base (EMCDB) propellant in order to develop more liable and greener laser ignitors for direct initiation ...
  • Laser induced arc dynamics destabilization in laser-arc hybrid welding 
    Mu, Zhongyan; Chen, Xin; Hu, Renzhi; Lin, Sanbao; Pang, Shengyong (IOP, 2019-12-05)
    The interaction between laser and arc plasma is a central issue in laser-arc hybrid welding. We report a new interaction phenomenon called laser destabilizing arc dynamics in kilowatt fiber laser-TIG hybrid welding of 316L ...
  • Laser induced breakdown spectrocscopy for elemental analysis in aqueous media 
    Peel, C. (2012-02-02)
    This thesis is based on extensive experimental work over a three year Ph.D. studentship program sponsored by the AWE on laser induced breakdown spectroscopy (LIBS) for elemental analysis in the water environment. An ...
  • Laser offset welding of AZ31B magnesium alloy to 316 stainless steel 
    Casalino, G.; Guglielmi, P.; Lorusso, V. D.; Mortello, Michelangelo; Peyre, P.; Sorgente, D. (Elsevier, 2016-11-18)
    In this paper, the feasibility of using a fiber laser to perform a dissimilar metal joining was explored. AZ31B magnesium and 316 stainless steel were autogenously joined in butt configuration. The weldability between ...
  • Laser speckle velocimetry for robot manufacturing 
    Charrett, Thomas O. H.; Bandari, Yashwanth K.; Michel, Florent; Ding, Jialuo; Williams, Stewart W.; Tatum, Ralph P. (SPIE, 2017-06-26)
    A non-contact speckle correlation sensor for the measurement of robotic tool speed is presented for use in robotic manufacturing and is capable of measuring the in-plane relative velocities between a robot end-effector and ...
  • Laser speckle velocimetry for robot manufacturing 
    Charrett, Tom; Bandari, Yashwanth; Michel, Florent; Ding, Jialuo; Williams, Stewart; Tatam, Ralph (Cranfield University, 2017-07-04)
    Data files associated with SPIE Optical Metrology, Munich 2017 paper: Thomas O. H. Charrett ; Yashwanth K. Bandari ; Florent Michel ; Jialuo Ding ; Stewart W. Williams ; Ralph P. Tatam; Laser speckle velocimetry for ...
  • Laser spot welding of laser textured steel to aluminium 
    Pardal, Goncalo; Meco, Sonia; Dunn, Andrew; Williams, Stewart W.; Ganguly, Supriyo; Hand, Duncan P.; Wlodarczyk, Krystian L. (Elsevier, 2017-03)
    Laser welding of dissimilar metals (steel and aluminium) was investigated with the aim to increase the maximum tensile shear load of the Fe-Al joints. The increase was achieved by texturing the surface of steel prior to ...
  • Laser stabilization of GMAW additive manufacturing of Ti-6Al-4V components 
    Pardal, Goncalo; Martina, Filomeno; Williams, Stewart W. (Elsevier, 2019-04-26)
    GMAW (Gas Metal Arc Welding) of titanium is not currently used in industry due to the high levels of spatter generation, the wandering of the welding arc and the consequent waviness of the weld bead. This paper reports on ...
  • Laser transfer of sol-gel ferroelectric thin films using an ITO release layer 
    Bansal, A.; Hergert, R.; Dou, G.; Wright, Robert V.; Bhattacharyya, Debabrata; Kirby, Paul B.; Yeatman, E. M.; Holmes, A. S. (Elsevier Science B.V., Amsterdam., 2011-02-01)
    A new laser transfer process is reported which allows damage-free transfer of ferroelectric thin films from a growth substrate directly to a target substrate. The thin film ferroelectric material is deposited on a fused ...
  • Laser welding of fusion relevant steels for the European DEMO 
    Kirk, Simon; Suder, Wojciech; Keogh, Keelan; Tremethick, Tristan; Loving, Anthony B. (Elsevier, 2018-03-30)
    The construction and maintenance of the European DEMO will require reliable joining of thick-walled Eurofer97 steel cooling pipes between in-vessel components in the reactor. To this end, laser welding has been investigated ...
  • Laser welding of steel to aluminium: thermal modelling and joint strength analysis 
    Meco, Sonia; Cozzolino, Luis; Ganguly, Supriyo; Williams, Stewart W.; McPherson, Norman (Elsevier, 2017-04-10)
    The integrity of steel-aluminium dissimilar alloy joints is dependent on the thermal cycle applied during the joining process. The thermal field has a direct influence on the growth of the intermetallic compounds (IMC), ...
  • Laser welding of steel to aluminium: Thermal modelling and joint strength analysis 
    Meco, Sonia; Cozzolino, Daniel; Ganguly, Supriyo; Williams, Stewart; McPherson, Norman (Cranfield University, 2017-11-15)
    Data generated by the FE model and experimental data used in the accompanying article.Files created in SigmaPlot 11.0.