1. James Watt School of Engineering, University of Glasgow, Glasgow G12 8QQ, United Kingdom
2. CST Global Ltd., 4 Stanley Boulevard, Glasgow G72 0BN, United Kingdom
3. QD Laser, Inc., 1-1 Minamiwatarida-cho, Kawasaki-ku, Kawasaki, Kanagawa 210-0855, Japan
4. Vector Photonics Ltd., Tay House, 300 Bath St., Glasgow G2 4LH, United Kingdom