Chip-based lithium-niobate frequency combs
WebNov 11, 2024 · Nov. 11, 2024 An on-chip electro-optic frequency comb, based on a coupled-resonator platform on thin-film lithium niobate, acts as an on-chip femtosecond pulse source—making it promising for nonlinear optics, sensing, and quantum computing. Sally Cole Johnson View Image Gallery WebNov 18, 2016 · The frequency-conversion process is based on optical parametric amplification (OPA) in a periodically poled lithium niobate (PPLN) chip containing buried waveguides fabricated by reverse proton exchange. The laser with a repetition rate of 1 GHz is the only active element of the system.
Chip-based lithium-niobate frequency combs
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WebSep 7, 2024 · On-chip laser frequency combs — lasers that emit multiple frequencies or colors of light simultaneously separated like the tooth on a comb — are a promising … WebApr 9, 2024 · From top to bottom, the structure of the lithium niobate film consists of air, lithium niobate, silicon dioxide and lithium niobate substrate. A 400 nm thin film of lithium niobate was used for semi-etching to create the microring resonator, which has a ridge waveguide as its structural basis and the same cross-sectional parameters as the ring ...
WebYU et al.: CHIP-BASED LITHIUM-NIOBATE FREQUENCY COMBS 1895 Fig. 1. Lithium niobate based Kerr frequency combs. (a) A false-colored scanning electron … WebMar 18, 2024 · March 18, 2024. A new integrated electro-optic frequency comb can be tuned using microwave signals, allowing the properties of the comb — including the …
WebOct 12, 2024 · Here, we theoretically investigate two integrated designs for generating mid-infrared frequency combs with ultra-low power pump based on the lithium-niobate on insulator (LNOI) platform. Utilizing periodically poled lithium-niobate (PPLN) waveguides and microring electro-optic phase modulators, we switch the conventional order of comb ... WebHere, we demonstrate a flat-top optical flat comb (OFC) generator based on high-performance lithium niobate on insulator modulators. The OFC generator shows a low on-chip loss (2.1 dB), a low driving voltage over a broad frequency range, and a large 3-dB EO bandwidth. Moreover, with consuming power of less than 2W, the presented device …
WebJun 15, 2024 · Chip-based soliton frequency combs have been demonstrated on various material platforms, offering broadband, mutually coherent, and equally spaced frequency lines desired for many applications. Lithium niobate (LN), possessing both second- and third-order optical nonlinearities, as well as integrability on insulating substrates, has …
WebApr 1, 2024 · Many chip-based electro-optic comb sources (e.g., based on III-V semiconductors, silicon, or lithium niobate) have been realized, but most use an off-chip laser. opals in americaWebLithium niobate (LN), possessing both second- and third-order optical nonlinearities, as well as integrability on insulating substrates, has emerged as a novel source for microcomb generation and controlling. Here we demonstrate mode-locked soliton microcombs generated around 2 μm in a high- Q z-cut LN microring resonator. opals in canadaWebAug 20, 2024 · Using a thin-film lithium niobate photonic platform, an electro-optic frequency comb generator is realized that is capable of producing wide and stable spectra, spanning more frequencies than the entire telecommunications L-band. 367 PDF An Integrated Low-Voltage Broadband Lithium Niobate Phase Modulator Tianhao Ren, … opals in australiaWebApr 12, 2024 · A US-based team has demonstrated a method for integrating high-power, electrically pumped DFB lasers onto a lithium niobate LN chip—and built a prototype transmitter by combining these lasers with LN electro-optical modulators. [Image: Second Bay Studios/Harvard SEAS] opal smart phoneWebDec 3, 2024 · Recent advances in the processing of thin-film LNOI have enabled low-loss photonic integrated circuits, modulators with improved half-wave voltage, electro-optic frequency combs and novel on-chip electro-optic devices, with applications ranging from 5G telecommunication and microwave photonics to microwave-to-optical quantum … opal singleton hendershotWebDec 7, 2024 · “It will be the first time an optical frequency comb on a chip is made of the sustainable energy-efficient material silicon carbide. Compared to frequency combs … iowa estates addressWebOct 30, 2024 · Chip-Based Lithium-Niobate Frequency Combs Abstract: Lithium niobate is an excellent photonic material with large χ (2) and χ (3) nonlinearities. Recent … opal smart residence srl