Examples of 'bragg grating' in a sentence
Meaning of "bragg grating"
bragg grating ~ A type of optical device used in photonics and fiber optics that selectively reflects specific wavelengths of light, while allowing others to pass through
How to use "bragg grating" in a sentence
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bragg grating
Method for integrating a localized bragg grating into a semiconductor.
Fiber bragg grating where also recorded and heated to obtain regenerated gratings.
In this case it is especially a question of a single Bragg grating.
Numerous forms of Bragg grating have been developed.
Such index variation is achieved by inscribing a Bragg grating.
This Bragg grating therefore reflects only this line.
We will now consider such a Bragg grating transducer.
A Bragg grating is located on the lower part of the waveguide.
In a preferred embodiment the filter is a fiber Bragg grating.
Filter obtained by writing a Bragg grating into an optical fiber.
Method of making a device for temperature stabilizing a Bragg grating.
Bragg grating RB formed by alternating dielectric layers of different refractive indices.
The protrusions at the bottom are the Bragg grating.
A brief description of the Bragg grating is given in the following description.
This invention relates to a pressure sensor with Bragg grating.
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The distributed Bragg grating comprises a quarter wave type phase skip.
It is constituted by an optical fiber having a Bragg grating implanted therein.
Fiber Bragg grating interrogator assembly and method for the same.
The optical strain sensor may be a fibre Bragg grating.
More than one fibre Bragg grating is provided along the fibre.
The or each optical waveguide grating is preferably a fibre Bragg grating.
We will now consider the response of the Bragg grating to a temperature variation.
One of the electrodes can be arranged on a substrate formed by an acoustic Bragg grating.
We will now consider the response of the Bragg grating to these distortions.
It is ascertained that uncertainty relates especially to the positioning of the Bragg grating.
The Bragg grating can be written in a material created by the sol gel method.
Method and means for mounting a fibre Bragg grating on a surface.
This Bragg grating modifies the light it receives from appropriate measuring means.
Typically the dimension of the waveguide is modulated at the Bragg grating location.
A Bragg grating is provided within a guided wave portion of the doped optical fiber.
Such a portion of fiber comprising a photowritten Bragg grating is referred to below as a Bragg filter.
The Bragg grating performs both the required reflection and a wavelength selection function.
The DFB cavity is made by dry etching of a Bragg grating on the waveguides surface.
The fibre Bragg grating provides other advantages associated with fibre optic sensors.
In one preferred embodiment the filter FR includes a Bragg grating etched on an optical fiber.
The Bragg grating RB is deposited on the cathode.
This thus makes it possible to produce a short Bragg grating with a constant period.
This lasing resonant cavity could also be formed between mirror and linearly chirped Bragg grating.
Photowritten Bragg grating apodization method.
A first aspect of the present invention is directed to a fiber Bragg grating interrogator assembly.
A Bragg grating has a reflectivity peak at a Bragg wavelength λBragg.
Um is the present standard thickness for coating a fiber having at least one Bragg grating.
A laser equipped with such a Bragg grating is known as a DFB laser.
The fiber portion with the periodically modulated refractive index is called a Bragg grating.
Bragg grating pressure sensors are already described in the following documents,.
Means which use spectral filters for monitoring Bragg grating sensors are also known.
Bragg grating 33 thereby enables data representative of the temperature to be obtained.
Any deformation of the concrete is transmitted to the Bragg grating via the flexible plate.
A fiber bragg grating ( fbg ) is used in order to measure the resulting ceramic strain.
The fixation length is one important feature of the mounted fiber Bragg grating sensor.
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