نتایج جستجو برای: optoelectronic device

تعداد نتایج: 684827  

Journal: :Photonics 2021

Optoelectronic devices which play important roles in high-speed optical fiber networks can offer effective measurement methods for optoelectronic including modulators and photodetectors. Precise signal modulation is required applications. This paper focuses on precise their application to device measurement. Optical using electro-optic effect offers control of lightwaves wideband signals. As ex...

Journal: :Optics letters 2014
Arka Majumdar Armand Rundquist

We propose a new type of bistable device for silicon photonics, using the self-electro-optic effect within an optical cavity. Since the bistability does not depend on the intrinsic optical nonlinearity of the material, but is instead engineered by means of optoelectronic feedback, it appears at low optical powers. This bistable device satisfies all the basic criteria required in an optical swit...

Journal: :Advanced materials 2017
Lei Wei Chong Hou Etgar Levy Guillaume Lestoquoy Alexander Gumennik Ayman F Abouraddy John D Joannopoulos Yoel Fink

Thermally drawn metal-insulator-semiconductor fibers provide a scalable path to functional fibers. Here, a ladder-like metal-semiconductor-metal photodetecting device is formed inside a single silica fiber in a controllable and scalable manner, achieving a high density of optoelectronic components over the entire fiber length and operating at a bandwidth of 470 kHz, orders of magnitude larger t...

2000
J. Xu D. Abbott Y. Dai

According to noise sources of optoelectronic coupled devices (OCDs) and device reliability estimation method, a screening threshold is proposed for OCDs, which can be used to screen potential devices with excess noise, such as 1/f, g–r and burst noise. By this method, the device reliability can be improved and high reliability requirements can be met. The experimental results show that the meth...

2016
Huashan Li David Zhitomirsky Jeffrey C. Grossman

PbS nanoplatelets (NPLs) are proposed as robust materials for novel optoelectronic devices. Compared to quantum dot assemblies, ab initio simulations are employed to show that such pseudo-two-dimensional systems may provide stronger absorption and higher carrier mobility due to the distinct wave function distributions, large electronic couplings, and small hopping barriers. More importantly, bo...

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