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Details of Grant 

EPSRC Reference: GR/M08127/01
Title: LARGE-N2 GES2-BASED OPTICAL FIBRES FOR LOW POWER ULTRA-FAST OPTICAL SWITCHING IN TELECOMMUNICATIONS NETWORK
Principal Investigator: Jha, Professor A
Other Investigators:
Researcher Co-Investigators:
Project Partners:
Merck Ltd Pre Nexus Migration
Department: Institute of Materials Research
Organisation: University of Leeds
Scheme: Standard Research (Pre-FEC)
Starts: 01 August 1998 Ends: 31 March 2002 Value (£): 204,584
EPSRC Research Topic Classifications:
Optical Devices & Subsystems
EPSRC Industrial Sector Classifications:
No relevance to Underpinning Sectors
Related Grants:
Panel History:  
Summary on Grant Application Form
The proposed programme is a research collaboration between the two UK academia (Leeds and Heriot-Watt), an international fibre drawing laboratory at TNO in Eindhoven and two major companies in the UK (NORTEL & MERCK). The objectives discussed above for demonstrating a nonlinear optical fibre in the GeS2-based glass system will be fulfilled by designing glasses for fibre drawing at LEEDS and characterising their nonlinear properties at HERIOT-WATT. Glasses will be purified for impurities and MERCK will support this activity at LEEDS. Purified glasses will be drawn into single-mode fibres (<1 dB/m loss) at LEEDS by adopting the Double-Crucible technique and at TNO by using rod-in-tube technique. Losses in the two types of fibres will be compared for making improvements in both processes for fabricating regularly low-loss single-mode fibres. The single-mode fibres will be used for pi-phase switching experiments and n2Lc optimisation at HERIOT-WATT and NORTEL will undertake system trials. Leeds will also develop ion-exchange technique for producing short lengths (1-2 m) of low-loss single-mode fibres by using caned GeS2 core glasses.
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Organisation Website: http://www.leeds.ac.uk