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Browsing by Subject "Optical engineering"

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Optical engineering in South Africa from 1960 to 2010 and beyond

Author: Willers, Cornelius J Date: Sep 2009 From its humble beginnings in an optical workshop in the Mowbray office for Triangulation in the 1930s and the subsequent formation of the Division for Optics and Spectroscopy at the National Physical Research Laboratory within the CSIR during ... Read more
Photodynamic therapy effect of aluminum and zinc tetrasulfophthalocyanines on melanoma cancer cells

Author: Maduray, K ; Karsten, A ; Odhav, B ; Nyokong, T Date: Jun 2010 Photodynamic therapy (PDT) represents a novel treatment that uses a photosensitizer (PS), light source (laser) of an appropriate wavelength and oxygen to induce cell death in cancer cells. The aim of this study was to investigate the photodynamic ... Read more
Propagation of high-order circularly polarized Bessel beams and vortex generation in uniaxial crystals

Author: Belyi, VN ; Khilo, NA ; Kazak, NS ; Ryzhevich, AA ; Forbes, A Date: May 2011 The authors investigate the generation and transformation of Bessel beams through linear and nonlinear optical crystals. They outline the generation of high-order vortices due to propagation of Bessel beams along the optical axis of uniaxial ... Read more

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Browsing by Subject "Optical engineering"

Browsing by Subject "Optical engineering"

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