Picture of boy being examining by doctor at a tuberculosis sanatorium

Understanding our future through Open Access research about our past...

Strathprints makes available scholarly Open Access content by researchers in the Centre for the Social History of Health & Healthcare (CSHHH), based within the School of Humanities, and considered Scotland's leading centre for the history of health and medicine.

Research at CSHHH explores the modern world since 1800 in locations as diverse as the UK, Asia, Africa, North America, and Europe. Areas of specialism include contraception and sexuality; family health and medical services; occupational health and medicine; disability; the history of psychiatry; conflict and warfare; and, drugs, pharmaceuticals and intoxicants.

Explore the Open Access research of the Centre for the Social History of Health and Healthcare. Or explore all of Strathclyde's Open Access research...

Image: Heart of England NHS Foundation Trust. Wellcome Collection - CC-BY.

Two-wavelength switching with 1.55 μm VCSOA

Hurtado, A. and Henning, I.D. and Adams, M.J. (2007) Two-wavelength switching with 1.55 μm VCSOA. Electronics Letters, 43 (16). pp. 887-889. ISSN 0013-5194

Full text not available in this repository. Request a copy from the Strathclyde author


Two-wavelength switching of a signal beam by a control signal at a different wavelength is demonstrated for the first time in a 1550nm vertical cavity semiconductor optical amplifier (VCSOA). This result offers promise for the use of VCSOAs in all-optical switching/routing applications.