Results 31 to 40 of about 179,213 (178)

Simultaneous Enhancement of Contrast and Power of Femtosecond Laser Pulses by Nonlinear Interferometer

open access: yesPhotonics, 2021
We showed that the nonlinear Mach–Zehnder interferometer may be used not only for enhancing temporal contrast, as proposed earlier, but also for increasing pulse power due to efficient pulse compression.
Yasser Nada, Efim Khazanov
doaj   +1 more source

Topologically protected Mach-Zehnder interferometer [PDF]

open access: yes, 2020
As photonic integration continues to evolve, compact and low loss Mach–Zehnder interferometers (MZI) have been an area of significant research in recent years.
Guo, Xiaowei   +3 more
core   +1 more source

Mach–Zehnder interferometers incorporating electrochromic molecules for controlled single-photon detection

open access: yesFrontiers in Photonics
One particularly fruitful research in the fields of integrated photonics, carried out by a good number of physicists and engineers, concerns the study of different types of materials to be used to control the detection of photons, if not just single ...
Francesco Scotognella
doaj   +1 more source

Stabilized fiber-optic Mach–Zehnder interferometer for carrier-frequency rejection

open access: yes, 2013
We have demonstrated stabilization of a fiber-optic Mach–Zehnder interferometer, with a centimeter-scale path difference, to the transmission minimum for the carrier wave of a frequency-modulated laser beam.
Freegarde, Tim   +4 more
core   +1 more source

Group IV platforms for the mid-infrared [PDF]

open access: yes, 2013
We have investigated several material platforms for the mid-infrared including silicon on insulator (SOI), polycrystalline silicon, and suspended silicon structures.
Krauss, T.F.   +34 more
core   +1 more source

Millicharged dark matter detection with Mach-Zehnder interferometer

open access: yesPhysics Letters B, 2023
If the dark sector exists and communicates with Standard Model through the U(1) mixing, it is possible that electromagnetism would have influence on matter fields in dark sector, so-called millicharged particles (mCPs).
Chuan-Ren Chen   +2 more
doaj   +1 more source

High precision dispersion measurement with a multi-loop Mach-Zehnder interferometer [PDF]

open access: yes, 2017
We present a dispersion measurement method based on an enhanced Mach-Zehnder white light interferometer. Different optical path lengths are superposed in the reference arm by introducing multiple delay loops in the beam path.
A. Stefanov   +7 more
core   +1 more source

Faint trace of a particle in a noisy Vaidman three-path interferometer

open access: yesScientific Reports, 2021
We study weak traces of particle passing Vaidman’s nested Mach–Zehnder interferometer. We investigate an effect of decoherence caused by an environment coupled to internal degree of freedom (a spin) of a travelling particle.
Jerzy Dajka
doaj   +1 more source

Evanescent Field Controllable MZ Sensor via Femtosecond Laser Processing and Mechanic Polishing

open access: yesMicromachines, 2021
Recently, optical sensors interacting with evanescent fields and the external environment around waveguides have attracted extensive attention. In the process of light propagation in the waveguide, the depth of the evanescent field is closely related to ...
Zong-Da Zhang   +4 more
doaj   +1 more source

Vertical Surface Phononic Mach-Zehnder Interferometer

open access: yes, 2023
International audienceIn this work, we propose and explore a double-stage phononic crystal (PnC) consisting of a top suspended ZnO layer, an array of sandwiched Si pillars, and a bottom ZnO layer on a Si substrate.
Sharaf, Rahman   +2 more
core   +1 more source

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