Results 21 to 30 of about 22,890 (166)

Ultrabroadband High Coupling Efficiency Fiber-to-Waveguide Coupler Using Si $_{3}$N$_{4}$ /SiO$_{2}$ Waveguides on Silicon

IEEE Photonics Journal, 2016
An easy-to-fabricate but very efficient fiber-to-waveguide coupler is theoretically analyzed and experimentally demonstrated. In this design, light from a single-mode fiber can be butt coupled into a single-mode high-index-contrast Si$_{3}$N $_{4}$/SiO$_{
Tiecheng Zhu, Yiwen Hu, Pradip Gatkine, Sylvain Veilleux, Joss Bland-Hawthorn, Mario Dagenais   +5 more
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Lithium Niobate-Based Integrated Photonics Utilizing Photorefractive Effect

Communications, 2017
Lithium niobate (LiNbO3) is an ideal material with many interesting properties for integrated photonics. Despite the rich set of properties the technology of lithium niobate integrated optics has not evolved as much as integrated optics in III-V ...
Norbert Tarjanyi, Daniel Kacik
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Thermal and mechanical stability enhancement of a 635 nm Littman-type external cavity diode laser

Frontiers in Physics
Precise wavelength control in Littman-type external cavity diode laser (ECDL) is crucial for high-resolution spectroscopy and metrology, yet their stability is often limited by thermo-mechanical perturbations.
Maolei Zhang, Maolei Zhang, Jinlian Chen, Yong Wang, Yong Wang, Xiaofeng Wang, Xiaofeng Wang, Hongpeng Wu, Hongpeng Wu, Fang Dong, Lei Dong, Lei Dong   +11 more
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Towards standardization of compact data center switches

ICT Express, 2017
Data Centers, the essential infrastructure for the increasing amount of cloud applications, are required to expand in number of devices even further. However, the scaling is limited by both space and power constraints. It is therefore essential to shrink
Gonzalo Guelbenzu, Nicola Calabretta, Oded Raz   +2 more
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Phosphorene-assisted silicon photonic modulator with fast response time

Nanophotonics, 2020
All-optical modulators avoid the conversion from external electronic signals to optical signals and thus have the potential to achieve an energy-efficient high-speed photonic system.
Cheng Zhao, Cao Rui, Guo Jia, Yao Yuhan, Wei Kangkang, Gao Shan, Wang Yunzheng, Dong Jianji, Zhang Han   +8 more
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Nonlinear optics in ultra-silicon-rich nitride devices: recent developments and future outlook

Advances in Physics: X, 2021
Nonlinear integrated optics leveraging platforms with high nonlinear figure of merit offer energy efficient optical signal processing capabilities. Over the last five years, CMOS-compatible ultra-silico-rich nitride (USRN) has emerged as a promising ...
Dawn T. H. Tan, D. K. T. Ng, J. W. Choi, E. Sahin, B-. U. Sohn, G. F. R. Chen, P. Xing, H. Gao, Y. Cao   +8 more
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Integrated Optics: Platforms and Fabrication Methods

Encyclopedia, 2023
Integrated optics is a field of study and technology that focuses on the design, fabrication, and application of optical devices and systems using integrated circuit technology.
Muhammad A. Butt
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Enhanced Sensitivity of Silicon-Photonics-Based Ultrasound Detection via BCB Coating

IEEE Photonics Journal, 2019
Ultrasound detection via silicon waveguides relies on the ability of acoustic waves to modulate the effective refractive index of the guided modes. However, the low photo-elastic response of silicon and silica limits the sensitivity of conventional ...
Resmi Ravi Kumar, Evgeny Hahamovich, Shai Tsesses, Yoav Hazan, Assaf Grinberg, Amir Rosenthal   +5 more
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Towards fully integrated photonic displacement sensors

Nature Communications, 2020
Integrated devices are useful for applications like sample stabilization, microscopy, adaptive optics, and acceleration sensors. Here the authors demonstrate a fully integrated chip-scale light-based displacement sensor using Huygens dipole scattering of
Ankan Bag, Martin Neugebauer, Uwe Mick, Silke Christiansen, Sebastian A. Schulz, Peter Banzer   +5 more
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Advances in Magnetic Two Dimensional Materials

Magnetochemistry
Since the discovery of graphene in 2004, two-dimensional (2D) van der Waals (vdW) layered materials have attracted extensive attention for their great potential for application in the electronic, optoelectronic, and electrochemical fields [...]
Xiaoxi Li, Bo Li
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