Results 101 to 110 of about 173,282 (180)

Electrically switchable continuous phase liquid crystal Fresnel zone plate. [PDF]

open access: yesLight Sci Appl
Xu Z   +8 more
europepmc   +1 more source

Analysis of spectrum distribution and optical losses under Fresnel lenses

open access: yes
During late 1970s and early 1980s, Fresnel lenses have received more attention in the field of solar energy application. This paper briefly examines the Fresnel lens development since 1970s and investigates the losses inherent in the linear Fresnel ...
Yeh, Naichia
core  

All-fibre-coupled terahertz single-pixel imaging for biomedical applications. [PDF]

open access: yesNat Commun
Mou S   +9 more
europepmc   +1 more source

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