7 abstracts submitted by ITFSI to OPTICA Optical Interference Coating (OIC) conference 2022



ITFSI has recently submitted seven (7) abstracts to the Optical Interference Coatings (OIC) conference that will be organised in June in British Columbia Canada. The Titles/Authors of the abstracts are as follows:


High throughput low cost closed field magnetron sputter deposition of durable reflectors based on dielectric overcoated metal for application in non-dispersive infrared gas sensors

Greig Oliver1,2, Jonathan Pomfret1,3, Des Gibson1,4*, Lewis Fleming1,4, Sam Ahmadzadeh1,

Greg Mcgann1,4, Shigeng Song1,4, Parnia Navabpour2, Hailin Sun2, Peter Mackay3


1Institute of Thin Films, Sensors and Imaging, Scottish Universities Physics Alliance

School of Computing, Engineering and Physical Sciences,University of the West of Scotland, Paisley PA1 2BE,Scotland, UK

2Teer Coatings Ltd, West Stone House, West Stone, Berry Hill Industrial Estate, Droitwich, Worcestershire, WR9 9AS, UK

3 Gooch & Housego plc, Dowlish Ford, Ilminster, TA19 0PF, UK

4Albasense Ltd, Paisley PA1 2BE, Scotland, UK


Broadband infrared absorber based on a sputter deposited hydrogenated carbon multilayer enhancing MEMS based CMOS thermopile performance


Sam Ahmadzadeh1, Des Gibson1,3*, Lewis Fleming1,3, David Hutson1,3, Shigeng Song1,3, Ameen Belke1, Allan James2, Stephen Wells2, Alan Forsyth2, Suzanne Bruckshaw2


1Institute of Thin Films, Sensors and Imaging, Scottish Universities Physics Alliance

School of Computing, Engineering and Physical Sciences, University of the West of Scotland, Paisley PA12BE,Scotland, UK

2Semefab Ltd, Newark Road South, Eastfield Industrial Estate, Glenrothes KY7 4NS, Scotland, UK

3Albasense Ltd, Paisley PA1 2BE, Scotland, UK


High throughput microwave plasma assisted sputter deposition of linear variable filters and deployment into visible and near infrared spectrometers


Lewis Fleming1,2, Des Gibson1,2, Shigeng Song1,2, David Hutson1,2, Sam Ahmadzadeh1, Sijia Cai1, Daxing Han1, Ewan Waddell2, , John Saffell3


1Institute of Thin Films, Sensors and Imaging, Scottish Universities Physics Alliance,

School of Computing, Engineering and Physical Sciences,University of the West of Scotland, Paisley PA1 2BE,Scotland UK.

2Albasense Ltd. Paisley, PA1 2BE, Scotland, UK

3NosmoTech Ltd, Cambridge, CB3 0AZ, UK


Study of amorphous dielectric optical coatings

deposited by plasma ion assisted electron beam evaporation for gravitational wave detectors


Carlos Garcia Nuñez,1,* Gavin Wallace,2 Lewis Fleming,1 Kieran Craig,2 Shigeng Song, 1,5 Sam Ahmadzadeh,1 Caspar Clark,3 Simon Tait,4 Iain Martin,4 Stuart Reid,2 Sheila Rowan,4 Des Gibson1,5


1Institute of Thin Films, Sensors and Imaging, Scottish Universities Physics Alliance,

School of Computing, Engineering and Physical Sciences,University of the West of Scotland, Paisley PA1 2BE,Scotland UK

2University of Strathclyde, SUPA Glasgow G1 1XQ, Scotland, UK

3Helia Photonics Ltd, Rosebank Park, Livingston West Lothian EH54 7EJ, Scotland, UK

4University of Glasgow, SUPA Glasgow G12 8QQ, Scotland, UK

5Albasense Ltd, Paisley PA1 2BE, Scotland, UK



Tantalum Oxide and Silica Mixture Coatings Deposited Using Microwave Plasma Assisted Co-sputtering for Optical Mirror Coatings in Gravitational Wave Detectors


Shigeng Song1,4, Sijia Cai1, Daxing Han1, Carlos García Nuñez1, Gong Zhan1, Gavin Wallace2,

Lewis Fleming1, Kieran Craig2, Stuart Reid2, Iain Martin3, Sheila Rowan3, Des Gibson1,4,*


1Institute of Thin Films, Sensors and Imaging, Scottish Universities Physics Alliance,

School of Computing, Engineering and Physical Sciences,University of the West of Scotland, Paisley PA1 2BE,Scotland UK

2University of Strathclyde, SUPA Glasgow G1 1XQ, Scotland, UK

3University of Glasgow, SUPA Glasgow G12 8QQ, Scotland, UK

4Albasense, Scotland, UK



Microwave Plasma Assisted Magnetron Sputtering of Infrared Multilayer Thin Film Bandpass Filters for application in non-dispersive infrared gas sensors


Jonathan Pomfret1, 2,*, Des Gibson1,3, Lewis Fleming1,3, Shigeng Song1,3 ,

Greg McGann1,3, Sam Ahmadzadeh1, Peter Mackay2


1Institute of Thin Films, Sensors and Imaging, Scottish Universities Physics Alliance

School of Computing, Engineering and Physical Science. University of the West of Scotland, Paisley PA1 2BE Scotland, UK

2Gooch & Housego PLC, Dowlish Ford, Ilminster, TA19 OPF, UK

3Albasense Ltd, Paisley, PA1 2BE, Scotland,, UK


Design and Fabrication of a patterned dual colour filter using Microwave plasma assisted Sputtering and Photolithography


Jonathan Pomfret1, 2*, Sijia Cai1, Daxing Han1, Des Gibson1,3, Shigeng Song1,3,

David Hutson1,3, Peter Mackay2


1Institute of Thin Films, Sensors and Imaging, Scottish Universities Physics Alliance

School of Computing, Engineering and Physical Science. University of the West of Scotland, Paisley PA1 2BE,Scotland, UK

2Gooch &Housego PLC, Dowlish Ford, Ilminster, TA19 OPF, UK

Albasense Ltd, Paisley PA1 2BE, Scotland, UK