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Optical bistability on a silicon chip

WebSilicon optical bistability relies on a fast thermal nonlinear optical effect presenting a 500-kHz modulation bandwidth. We demonstrate, for the first time to our knowledge, optical bistability on a highly integrated silicon device, using a 5‐µm-radius ring resonator. Web2 days ago · Moreover, some optical memories rely on the nonlinear optical effect and thus require a substantialt optical power to operate. This requirement and the opportunity rooted in optical computing have led to the development of many CMOS-compatible optical devices such as modulators ( 29 , 30 ), detectors ( 31 , 32 ), filters ( 33 ), and switches ...

Optical bistability on a silicon chip - ResearchGate

WebOct 4, 2024 · In optical interconnects, nonlinear signals are transmitted through silicon-based waveguide through either two-dimensional or three-dimensional fabrication. Progression in nanotechnology made it viable to arrange light source; laser, medium; waveguide, and detector; and photodiode into a single silicon chip. Weba silicon device layer (refractive index ~ 3.5) clad with silica (refractive index ~ 1.44). The MZI comprises input and output 3-dB directional couplers, one interferometer arm acting as the resonance pathway is evanescently coupled to a racetrack ring microresonator, and the other arm acting as the coherent background onward arc im https://reneeoriginals.com

Fast bistable all-optical switch and memory on a silicon photonic ...

WebDec 22, 2011 · The optical nonlinear effects in silicon include the Kerr effect ( 28, 29 ), two-photon absorption (TPA) ( 30 ), the free carrier effect (FCE) ( 31 ), and the thermo-optic … WebWe show that the optical bistability allows all-optical functionalities, such as switching and memory with microsecond time response and a modulation depth of 10 dB, driven by … WebI am an R&D Engineer at PsiQ. My expertise lies in the design, fabrication, and characterization of both nanophotonic and nanomechanical devices as well as optical spectroscopy. Furthermore, I have a strong background knowledge of quantum and semiconductor physics as well. LinkedIn에서 Youngik Sohn님의 프로필을 방문하여 경력, … onward archive

An All-Silicon Passive Optical Diode Science

Category:Carrier-induced optical bistability in the silicon micro-ring

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Optical bistability on a silicon chip

Fast bistable all-optical switch and memory on a silicon photonic ...

WebSilicon optical bistability relies on a fast thermal nonlinear optical effect presenting a 500-kHz modulation bandwidth. We demonstrate, for the first time to our knowledge, optical … WebApr 15, 2024 · It allows for the integration of optical components, such as lasers, modulators, detectors, and waveguides, onto a single silicon chip, enabling high-speed data communication using light signals.

Optical bistability on a silicon chip

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WebIt displays nonlinear effects, including high-contrast optical bistability, at a threshold power among the lowest ever reported for a silicon device. ... The photonic crystal structures are implemented in a 30 mm x 12 mm optofluidic chip consisting of a patterned silicon substrate and an ultrathin microfluidic membrane for particle injection ... WebOctober 15, 2004 / Vol. 29, No. 20 / OPTICS LETTERS 2387 Optical bistability on a silicon chip Vilson R. Almeida and Michal Lipson School of Electrical and Computer Engineering, Cornell University ...

WebDec 6, 2024 · (A) In analogy to the electronic coupling of separate quantum wells in a semiconductor superlattice (top), an optical superlattice can be realized when optical cavities are brought together (bottom) resulting in the formation of a miniband of extended photonic states. WebNov 30, 2024 · We present a study of optical bi-stability in a 3.02 refractive index at 1550nm plasma enhanced chemical vapor deposition (PECVD) silicon-rich nitride (SRN) film, as it pertains to bi-stable switching, memory applications, and thermal sensing applications.

WebJul 2, 2007 · Owing to the readily available fabrication methods for optomechanical components on wafers such as silicon-on-insulator 31,32,33, full on-chip integration of …

WebJan 14, 2024 · In the present paper, recent advances in the design and fabrication of optical memories based on photonic crystal structure have been reviewed. One of the most important optical properties for creating optical memory is the bistability from the thermo-optic effect, the Kerr nonlinearity effect, and the carrier plasma, causing a dual-argument …

WebApr 17, 2024 · While many material platforms exhibit promising properties for integrated nonlinear optics, in this talk I will focus on the use of silicon nitride for converting and shaping light on-chip. Pushed by recent progress in nanofabrication, we now have easy access to very low-loss waveguides while maintaining large flexibility in terms of … onward assignmentWeboptical bistability, semiconductor lasers, femtosecond excitation, optical Stark effect, semiconductor photon echo, magneto-optic effects, as well as bulk and quantum-confined Franz-Keldysh effects are covered. The material is presented in sufficient detail for graduate students and researchers who have a general background in quantum mechanics. onward a think-tankWebMay 5, 2024 · 2 Optical Bistability on Silicon. Optical bistability can be achieved by combining an intensity-dependent refractive index change with a photonic structure, such as a ring resonator, providing optical feedback. ... Furthermore, a microfluidic system is required to guide the liquid onto the chip, as depicted in Figure 14c. The long-term ... onward armyWebNov 1, 2004 · We show that the optical bistability allows all-optical functionalities, such as switching and memory with microsecond time response and a modulation depth of 10 dB, … iot in aircraftWebOct 1, 2005 · Fast bistable all-optical switch and memory on a silicon photonic crystal on-chip We demonstrate extremely low-power all-optical bistability by utilizing silicon … iot in action eventsWebBiography David Kielpinski received the undergraduate degree from the University of Chicago, Chicago, IL, USA. His Ph.D. work was performed at the National Institute of … iot in androidWebIn this project, we exploit mechanical bistability for silicon photonic MEMS switches. This mechanism can lead to an overall drastically reduced power consumption for the optical switch. We developed a compact bistable photonic switch architecture using advanced FEM and FDTD simulation tools and successfully demonstrated the bistability concept. onward arms