Results 51 to 60 of about 148,101 (342)

Nano-Bismuth-Sulfide for Advanced Optoelectronics

Photonics, 2022
Bi2S3is a semiconductor with rational band gap around near-IR and visible range, and its nanostructures (or nano-Bi2S3) have attracted great attention due to its promising performances in optoelectronic materials and devices.
Zimin Li, Ye Tian
doaj   +1 more source

Electronic and optoelectronic applications of solution-processed two-dimensional materials

Science and Technology of Advanced Materials, 2019
The isolation of graphene in 2004 has initiated much interest in two-dimensional (2D) materials. With decades of development, solution processing of 2D materials has becoming very promising due to its large-scale production capability, and it is ...
Jingyun Wang, Bilu Liu
doaj   +1 more source

Alignment-insensitive coupling for PLC-based surface mount photonics [PDF]

, 2004
A flip-chip waveguide coupler with an order of magnitude greater alignment tolerance than competing approaches is presented for the first time. Experimental data for an "optical jumper" agree with simple design considerations.
Blauvelt, Henry A., Lee, Robert B., Paslaski, Joel S., Vahala, Kerry J., Vernooy, David W.   +4 more
core   +1 more source

Dependence of Ge/Si Avalanche Photodiode Performance on the Thickness and Doping Concentration of the Multiplication and Absorption Layers

Inorganics, 2023
In this article, the performance and design considerations of the planar structure of germanium on silicon avalanche photodiodes are presented. The dependences of the breakdown voltage, gain, bandwidth, responsivity, and quantum efficiency on the reverse
Hazem Deeb, Kristina Khomyakova, Andrey Kokhanenko, Rahaf Douhan, Kirill Lozovoy   +4 more
doaj   +1 more source

Characterization of 40-Gbit/s pulses generated using a lithium niobate modulator at 1550 nm using frequency resolved optical gating [PDF]

, 2004
The characteristics of 40-Gbit/s pulses generated by exploiting the nonlinear characteristics of a Mach-Zender Lithium Niobate modulator are presented. A high spectral resolution frequency resolved optical gating apparatus has been developed to allow for
Barry, Liam P., Harvey, John D., Reid, Douglas A., Thomsen, Benn C., Watts, Regan T.   +4 more
core   +1 more source

Nanostructures for Photonics and Optoelectronics

Nanomaterials, 2022
As microelectronic technology approaches the limit of what can be achieved in terms of speed and integration level, there is an increasing interest in moving from electronics to photonics, where photons and light beams replace electrons and electrical currents, which will result in higher processing speeds and lower power consumption [...]
openaire   +3 more sources

The Optoelectronic Nose [PDF]

Proceedings of the 5th International Symposium on Sensor Science (I3S 2017), 2017
We have developed an entirely new class of lightweight chemical identification systems based [...]
Kenneth S. Suslick, Zheng Li, Jon Askim, Maria LaGasse   +3 more
openaire   +2 more sources

Optimized Strategy for Fabricating High‐Aspect‐Ratio Periodic Structures Over Large Areas Using ps‐Direct Laser Interference Patterning

Advanced Engineering Materials, EarlyView.
Picosecond direct laser interference patterning (DLIP) enables precise microstructure fabrication on stainless steel. Using a multiscan approach, high‐aspect‐ratio patterns are achieved. Fluence influences structure growth and homogeneity, with smaller periods yielding better uniformity.
Fabian Ränke, Marcelo Sallese, Marcos Soldera, Ignacio Tabares, Flavio Soldera, Andrés Fabián Lasagni   +5 more
wiley   +1 more source

Benchmark Investigation of Band-Gap Tunability of Monolayer Semiconductors under Hydrostatic Pressure with Focus-On Antimony

Nanomaterials, 2020
In this paper, the band-gap tunability of three monolayer semiconductors under hydrostatic pressure was intensively investigated based on first-principle simulations with a focus on monolayer antimony (Sb) as a semiconductor nanomaterial.
Xiangyu Dai, Zhengfang Qian, Qiaolu Lin, Le Chen, Renheng Wang, Yiling Sun   +5 more
doaj   +1 more source

Optimized Design and Simulation of Optical Section in Electro-Reflective Modulators Based on Photonic Crystals Integrated with Multi-Quantum-Well Structures

Optics, 2023
In the design of photonic integrated circuits (PICs), the optical connections of the PIC surface, along with the electronic components of the chips, are significant issues. One of the optoelectronics components that utilizes these surface connections are
Mohammad Mahdi Khakbaz Heshmati, Farzin Emami   +1 more
doaj   +1 more source