Results 61 to 70 of about 4,844 (164)

Dual-Comb Ranging

open access: yesEngineering, 2018
Absolute distance measurement is a fundamental technique in mobile and large-scale dimensional metrology. Dual-comb ranging is emerging as a powerful tool that exploits phase resolution and frequency accuracy for high-precision and fast-rate distance ...
Zebin Zhu, Guanhao Wu
doaj   +1 more source

Integrated optical frequency comb for 5G NR Xhauls. [PDF]

open access: yesSci Rep, 2022
Lima ES   +5 more
europepmc   +1 more source

Portable frequency combs for optical frequency metrology

open access: yesOptics Express, 2012
We demonstrate a temperature stabilized CMOS-compatible frequency comb based on an integrated optical micro-ring resonator. The instrument operates in the wavelength interval 1520-1600 nm with a wide free spectral range (FSR) of 200 GHz. By embedding a highly sensitive “resistive thermal device” (RTD) on the surface of the chip to provide temperature ...
Chris Lee   +4 more
openaire   +1 more source

Optical Frequency Comb Generation in Highly Nonlinear Fiber With Dual-Mode Square Microlasers

open access: yesIEEE Photonics Journal, 2018
Optical frequency comb (OFC) generation based on four-wave mixing in highly nonlinear fiber (HNLF) is investigated using dual-transverse-mode square microlaser as a seed source.
Hai-Zhong Weng   +6 more
doaj   +1 more source

Fully integrated electrically driven optical frequency comb at communication wavelength. [PDF]

open access: yesNanophotonics, 2022
Li N   +6 more
europepmc   +1 more source

Improvement of Distance Measurement Based on Dispersive Interferometry Using Femtosecond Optical Frequency Comb. [PDF]

open access: yesSensors (Basel), 2022
Niu Q   +9 more
europepmc   +1 more source

Universal Optical Frequency Comb

open access: yes, 2010
We demonstrate that whispering gallery mode resonators can be utilized to generate optical frequency combs based on four wave mixing process at virtually any frequency that lies in the transparency window of the resonator host material. We show theoretically how the morphology of the resonator can be engineered to produce a family of spectrally ...
Savchenkov, A. A.   +5 more
openaire   +2 more sources

Optical coherence tomography imaging and noise characterization based on 1-μm microresonator frequency combs

open access: yesAPL Photonics
Spectral-domain optical coherence tomography is a pervasive, non-invasive, in vivo biomedical imaging platform that currently utilizes incoherent broadband superluminescent diodes to generate interferograms from which depth and structural information are
T. Melton   +9 more
doaj   +1 more source

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