Results 91 to 100 of about 31,642 (200)

Influence of phase optic sensor to the DWDM network [PDF]

open access: yes, 2015
This article deals with influence of phase optic sensor to the DWDM transmission. In DWDM network we use four lasers sources for data transmission on one optical fiber. Next one DFB laser is used for phase optical sensor on the same optical fiber.
Čučka, M.
core  

Great prospects for fiber optics sensors [PDF]

open access: yes
Fiber optic sensors provide noise immunity and galvanic insulation at the measurement point. Interest in such sensors is increasing for these reasons. In the United States sales are expected to increase from 12 million dollars in 1981 to 180 million in ...
Hansen, T. E.
core   +1 more source

Temperature and heat flux measurements: Challenges for high temperature aerospace application [PDF]

open access: yes
The measurement of high temperatures and the influence of heat transfer data is not strictly a problem of either the high temperatures involved or the level of the heating rates to be measured at those high temperatures.
Neumann, Richard D.
core   +1 more source

Spectral contents readout of birefringent sensors [PDF]

open access: yes
The objective of the research performed was to establish the feasibility of using spectral contents analysis to measure accurately, strains and retardation in birefringent sensors, and more generally, on transparent ...
Redner, Alex S., Voloshin, Arkady S.
core   +1 more source

Fiber-Optic Magnetic-Field-Strength Measurement System for Lightning Detection [PDF]

open access: yes
A fiber-optic sensor system is designed to measure magnetic fields associated with a lightning stroke. Field vector magnitudes are detected and processed for multiple locations. Since physical limitations prevent the sensor elements from being located in
Bucholtz, Frank   +4 more
core   +1 more source

Space Flight LiDARs, Navigation & Science Instrument Implementations: Lasers, Optoelectronics, Integrated Photonics, Fiber Optic Subsystems and Components [PDF]

open access: yes
For the past 25 years, the National Aeronautics and Space Administration (NASA) Goddard Space Flight Center's Photonics Group in the Engineering Directorate has been substantially contributing to the flight design, development, production, testing and ...
Flores, Hali L.   +4 more
core   +1 more source

Long Duration Exposure Facility (LDEF). Mission 1 Experiments [PDF]

open access: yes
Spaceborne experiments using the space shuttle payload known as the Long Duration Exposure Facility are described. Experiments in the fields of materials, coatings, thermal systems, power and propulsion, electronic, and optics are ...
Carter, D. L., Jr.   +3 more
core   +1 more source

Status of the Fiber Optic Control System Integration (FOCSI) program [PDF]

open access: yes
This report presents a discussion of the progress made in the NASA/NAVY Fiber Optic Control System Integration (FOCSI) program. This program will culminate in open-loop flight tests of passive optical sensors and associated electro-optics on an F-18 ...
Baumbick, Robert J.
core   +1 more source

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