Results 11 to 20 of about 66,598 (211)

Delta interferometer: A polarization sensitive interferometer [PDF]

open access: yesChinese Physics B, 2022
A new type of polarization sensitive interferometer is proposed, which is named as Delta interferometer due to the geometry of the simplest interferometer looks like Greek letter, Delta. To the best of our knowledge, it is the first time that this type of interferometer is proposed.
Wei, Chaoqi   +9 more
core   +4 more sources

Quantum twin interferometers. [PDF]

open access: yesSci Adv
Quantum-correlated interferometer is an emerging tool in quantum technology that offers classical-limit-breaking phase sensitivity. However, to date, there exists a configurational bottleneck for its practicability due to the low phase-sensing power limited by the current detection strategies.
Du W   +8 more
europepmc   +4 more sources

Temperature Sensors Based on Polymer Fiber Optic Interferometer

open access: yesChemosensors, 2022
Temperature measurements are of great importance in many fields of human activities, including industry, technology, and science. For example, obtaining a certain temperature value or a sudden change in it can be the primary control marker of a chemical ...
Malgorzata Szczerska
doaj   +1 more source

Einstein’s Elevator: World Lines, Michelson–Morley Experiment and Relativistic Paradox

open access: yesPhysics, 2022
We all have in mind Einstein’s famous thought experiment in the elevator where we observe the free fall of a body, and then the trajectory of a light ray.
Mathieu Rouaud
doaj   +1 more source

A nanophotonic interferometer

open access: yesNanotechnology, 2023
Abstract The transmission of light through sub-wavelength apertures (zero-mode waveguides, ZMW) in metal films is well-explored. It introduces both an amplitude modulation as well as a phase shift to the oscillating electromagnetic field.
Abbas Ghaffari   +4 more
openaire   +2 more sources

Advanced research directions in gravitational wave detectors

open access: yesФизика волновых процессов и радиотехнические системы, 2021
The general principles of gravitational waves detection are considered in this paper. Current gravitational wave detectors represent modernized Michelson interferometer – LIGO-detector.
Ivan P. Ohrymenko   +2 more
doaj   +1 more source

Measuring respiratory and heart rate using a fiber optic interferometer: A pilot study in a neonate model

open access: yesFrontiers in Pediatrics, 2022
IntroductionThe study aim was to test the safety and efficacy of a pad with optic fibers developed for monitoring newborn respiratory rate (RR) and heart rate (HR).MethodsThirty New Zealand White rabbits were included, divided by weight into three groups.
Jakub Cubík   +13 more
doaj   +1 more source

High-Sensitivity Quantum-Enhanced Interferometers

open access: yesPhotonics, 2023
High-sensitivity interferometers are one of the basic tools for precision measurement, and their sensitivity is limited by their shot noise limit (SNL), which is determined by vacuum fluctuations of the probe field.
Juan Yu   +3 more
doaj   +1 more source

Squeezing in Gravitational Wave Detectors

open access: yesGalaxies, 2022
Injecting optical squeezed states of light, a technique known as squeezing, is now a tool for gravitational wave detection. Its ability to reduce quantum noise is helping to reveal more gravitational wave transients, expanding the catalog of observations
Sheila E. Dwyer   +2 more
doaj   +1 more source

The ST7 interferometer [PDF]

open access: yesClassical and Quantum Gravity, 2004
11 pages, 5 figures including 1 photo, for special issue of "Classical and Quantum Gravity," proceedings of Amaldi ...
Spero, Robert, Kuhnert, Andreas
openaire   +2 more sources

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