Zobrazeno 1 - 10
of 41
pro vyhledávání: '"Helgason, Óskar B."'
Autor:
Lei, Fuchuan, Sun, Yi, Helgason, Óskar B., Ye, Zhichao, Gao, Yan, Karlsson, Magnus, Andrekson, Peter A, Torres-Company, Victor
Publikováno v:
Optica 11(3) 420-426(2024)
Narrow-linewidth yet tunable laser oscillators are one of the most important tools for precision metrology, optical atomic clocks, sensing and quantum computing. Commonly used tunable coherent oscillators are based on stimulated emission or stimulate
Externí odkaz:
http://arxiv.org/abs/2310.08325
Autor:
Girardi, Marcello, Helgason, Óskar B., Ortega, Carmen H. López, Rebolledo-Salgado, Israel, Torres-Company, Victor
Photonic integrated circuits utilize planar waveguides to process light on a chip, encompassing functions like generation, routing, modulation, and detection. Similar to the advancements in the electronics industry, photonics research is steadily tra
Externí odkaz:
http://arxiv.org/abs/2309.02280
Autor:
Twayana, Krishna, Lei, Fuchuan, Ye, Zhichao, Rebolledo-Salgado, Israel, Helgason, Oskar B., Karlsson, Magnus, Torres-Company, Victor
Publikováno v:
Optics Letters 47.13 (2022): 3351-3354
Measuring microcombs in amplitude and phase provides unique insight into the nonlinear cavity dynamics but spectral phase measurements are experimentally challenging. Here, we report a linear heterodyne technique assisted by electro-optic downconvers
Externí odkaz:
http://arxiv.org/abs/2207.06836
Autor:
Lei, Fuchuan, Ye, Zhichao, Twayana, Krishna, Gao, Yan, Girardi, Marcello, Helgason, Óskar B., Zhao, Ping, Torres-Company, Victor
Optical hyperparametric oscillation based on the third-order nonlinearity is one of the most significant mechanisms to generate coherent electromagnetic radiation and produce quantum states of light. Advances in dispersion-engineered high-$Q$ microre
Externí odkaz:
http://arxiv.org/abs/2207.00203
Autor:
Helgason, Óskar B., Girardi, Marcello, Ye, Zhichao, Lei, Fuchuan, Schröder, Jochen, Company, Victor Torres
Publikováno v:
Nat. Photon. 17, 992 (2023)
Laser frequency combs are enabling some of the most exciting scientific endeavours in the 21st century, ranging from the development of optical clocks to the calibration of the astronomical spectrographs used for searching Earth-like exoplanets. Toda
Externí odkaz:
http://arxiv.org/abs/2202.09410
Autor:
Lei, Fuchuan, Ye, Zhichao, Helgason, Óskar B., Fülöp, Attila, Girardi, Marcello, Torres-Company, Victor
Soliton microcombs provide a versatile platform for realizing fundamental studies and technological applications. To be utilized as frequency rulers for precision metrology, soliton microcombs must display broadband phase coherence, a parameter chara
Externí odkaz:
http://arxiv.org/abs/2102.05517
Autor:
Helgason, Óskar B., Arteaga-Sierra, Francisco R., Ye, Zhichao, Twayana, Krishna, Andrekson, Peter A., Karlsson, Magnus, Schröder, Jochen, Torres-Company, Victor
Many physical systems display quantized energy states. In optics, interacting resonant cavities show a transmission spectrum with split eigenfrequencies, similar to the split energy levels that result from interacting states in bonded multi-atomic, i
Externí odkaz:
http://arxiv.org/abs/2007.02608
Autor:
Nazemosadat, Elham, Fülöp, Attila, Helgason, Óskar B., Wang, Pei-Hsun, Xuan, Yi, Leaird, Dan E., Qi, Minghao, Silvestre, Enrique, Weiner, Andrew M., Torres-Company, Victor
Publikováno v:
Phys. Rev. A 103, 013513 (2021)
Dissipative Kerr solitons are localized structures that exist in optical microresonators. They lead to the formation of microcombs --- chip-scale frequency combs that could facilitate precision frequency synthesis and metrology by capitalizing on adv
Externí odkaz:
http://arxiv.org/abs/1910.11035
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Akademický článek
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