Results 71 to 80 of about 1,049,659 (370)

Integrated design for integrated photonics: from the physical to the circuit level and back [PDF]

open access: yes, 2013
Silicon photonics is maturing rapidly on a technology basis, but design challenges are still prevalent. We discuss these challenges and explain how design of photonic integrated circuits needs to be handled on both the circuit as on the physical level ...
Alves Júnior, Antônio Ribeiro   +7 more
core   +2 more sources

Scaling capacity of fiber-optic transmission systems via silicon photonics

open access: yesNanophotonics, 2020
The tremendous growth of data traffic has spurred a rapid evolution of optical communications for a higher data transmission capacity. Next-generation fiber-optic communication systems will require dramatically increased complexity that cannot be ...
W. Shi, Ye Tian, Antoine Gervais
semanticscholar   +1 more source

40 Gbit/s silicon-organic hybrid (SOH) phase modulator [PDF]

open access: yes, 2010
A 40 Gbit/s electro-optic modulator is demonstrated. The modulator is based on a slotted silicon waveguide filled with an organic material. The silicon organic hybrid (SOH) approach allows combining highly nonlinear electro-optic organic materials with ...
Alloatti, L.   +17 more
core   +2 more sources

Silicon photonics manufacturing

open access: yesOptics Express, 2010
Most demonstrations in silicon photonics are done with single devices that are targeted for use in future systems. One of the costs of operating multiple devices concurrently on a chip in a system application is the power needed to properly space resonant device frequencies on a system's frequency grid.
Douglas C. Trotter   +2 more
openaire   +3 more sources

Wafer Bonding Technologies for Microelectromechanical Systems and 3D ICs: Advances, Challenges, and Trends

open access: yesAdvanced Engineering Materials, EarlyView.
This review explores wafer bonding technologies, covering wafer preparation, activation methods, and bonding mechanisms. It compares direct and indirect bonding, highlights recent advancements and future trends, and examines applications in 3D integration and packaging.
Abdul Ahad Khan   +5 more
wiley   +1 more source

Silicon Photonics Codesign for Deep Learning

open access: yesProceedings of the IEEE, 2020
Deep learning is revolutionizing many aspects of our society, addressing a wide variety of decision-making tasks, from image classification to autonomous vehicle control.
Q. Cheng   +5 more
semanticscholar   +1 more source

Electrically driven acousto-optics and broadband non-reciprocity in silicon photonics [PDF]

open access: yes, 2020
Emerging technologies based on tailorable photon–phonon interactions promise new capabilities ranging from high-fidelity information processing to non-reciprocal optics and quantum state control.
E. Kittlaus   +5 more
semanticscholar   +1 more source

Efficient and Scalable Radiative Cooling for Photovoltaics Using Solution‐Processable and Solar‐Transparent Mesoporous Nanoparticles

open access: yesAdvanced Functional Materials, EarlyView.
Graded refractive index (GRI) structures are prepared from the layer‐by‐layer spray coating of the mesoporous SiO2 nanoparticles, showing high solar transparency and thermal emissivity. Under outdoor conditions, after 50 days, the GRI‐coated photovoltaics show on average 6.65 ± 1.48 °C lower than that of the non‐coated references, maintaining 80.9 ± 8 ...
Heesuk Jung   +14 more
wiley   +1 more source

Removing Homocoupling Defects in Alkoxy/Alkyl‐PBTTT Enhances Polymer:Fullerene Co‐Crystal Formation and Stability

open access: yesAdvanced Functional Materials, EarlyView.
PBTTT‐OR‐R, a C14‐alkoxy/alkyl‐PBTTT polymer derivative, is of substantial interest for optoelectronics due to its specific fullerene intercalation behavior and enhanced charge‐transfer absorption. Comparing this polymer with (S) and without (O) homocoupling defects reveals that PBTTT‐OR‐R(O) forms stable co‐crystals with PC61BM, while PBTTT‐OR‐R(S ...
Zhen Liu   +14 more
wiley   +1 more source

Sub-wavelength GHz-fast broadband ITO Mach–Zehnder modulator on silicon photonics

open access: yes, 2020
Here we demonstrate a spectrally broadband, gigahertz-fast Mach–Zehnder interferometric modulator exhibiting a miniscule ${{\rm V}_\pi }{\rm L}$VπL of $95\;{\rm V} \cdot \unicode{x00B5}{\rm m}$95V⋅µm, deploying a subwavelength short electrostatically ...
R. Amin   +8 more
semanticscholar   +1 more source

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