Results 81 to 90 of about 355,581 (296)

Organic Permeable Base Transistors—Reliable Large‐Scale Anodization for High Frequency Devices

open access: yesAdvanced Functional Materials, EarlyView.
Electrochemical anodization is optimized for organic permeable base transistors (OPBTs), achieving an unprecedented 87% yield and reproducibility for vertical organic transistors (VOTs) on a 15 x 15 cm wafer. Controlled Al base oxidation ensures a median transconductance of 10−3 S, leakage current below 10−9 A, current gain of 106, and transit ...
Amric Bonil   +8 more
wiley   +1 more source

Monolithically integrated circuits for Optical injection locking of ring lasers with QKD and QPSK applications [PDF]

open access: yesarXiv, 2023
Optical injection locking of integrated ring lasers promises to be a key technology of the future, but it is still lacking experimental verification. In this paper we present two monolithically integrated photonic circuits that experimentally realize Optically injection locking of ring lasers.
arxiv  

High-yield parallel transfer print integration of III-V substrate-illuminated C-band photodiodes on silicon photonic integrated circuits [PDF]

open access: yes, 2019
Transfer printing is an enabling technology for the efficient integration of III-V semiconductor devices on a silicon waveguide circuit. In this paper we discuss the transfer printing of substrate-illuminated III-V C-band photodetectors on a silicon ...
Corbett, Brian   +6 more
core   +1 more source

Versatile Selective Soldering via Molten Metal Printing for Heat‐Sensitive 3D Electronics and Smart Wearables

open access: yesAdvanced Functional Materials, EarlyView.
Selective soldering via molten metal printing enables component integration, even in heat‐sensitive applications across fields like additive manufacturing, sustainable electronics, and smart textiles. This method overcomes the temperature limitations of existing technologies.
Dániel Straubinger   +4 more
wiley   +1 more source

Indistinguishable photons from deterministically integrated single quantum dots in heterogeneous GaAs/Si$_3$N$_4$ quantum photonic circuits [PDF]

open access: yesNano Letters, published online (2019), 2019
Silicon photonics enables scaling of quantum photonic systems by allowing the creation of extensive, low-loss, reconfigurable networks linking various functional on-chip elements. Inclusion of single quantum emitters onto photonic circuits, acting as on-demand sources of indistinguishable photons or single-photon nonlinearities, may enable large-scale ...
arxiv   +1 more source

Teaching photonic integrated circuits with Jupyter notebooks : design, simulation, fabrication [PDF]

open access: yes, 2019
At Ghent University, we have built a course curriculum on integrated photonics, and in particular silicon photonics, based on interactive Jupyter Notebooks.
Arellano   +7 more
core   +1 more source

Silicon photonic integrated circuits

open access: yes2016 Progress in Electromagnetic Research Symposium (PIERS), 2015
In this talk, we review the technical merits of silicon photonic devices and integrated circuits, which have benefited from high-index-contrast silicon waveguides, a high integration level of various optical functions on the same chips, and mature complementary metal-oxide semiconductor (CMOS) fabrication techniques.
openaire   +3 more sources

Switching From Acceptor to FRET Donor: How the Organic Solar Cell Architecture Can Change the Role of a Chromophore

open access: yesAdvanced Functional Materials, EarlyView.
The non‐fullerene acceptor o‐IDT‐BT‐DCV is used in both binary and ternary blends to investigate the role that it plays in each device architecture. The charge generation pathways are found to differ between the binary and ternary blends with o‐IDT‐BT‐DCV becoming a second donor in the ternary blend.
Hui Jin   +10 more
wiley   +1 more source

Design and Simulation of Linear All-Optical Comparator Based on Square-Lattice Photonic Crystals

open access: yesPhotonics, 2022
An optical comparator is an important logic circuit used in digital designs. Photonic crystals are among the platforms for implementing different kinds of gates and logic circuits, and they are structures with alternating refractive indices.
Fariborz Parandin   +3 more
doaj   +1 more source

Advances in Radiative Heat Transfer: Bridging Far‐Field Fundamentals and Emerging Near‐Field Innovations

open access: yesAdvanced Functional Materials, EarlyView.
This review synthesizes the evolution of radiative heat transfer, emphasizing the transition from far‐field to near‐field regimes. Traditional frameworks, such as Planck's law, are revisited alongside modern innovations like fluctuational electrodynamics. Applications span nanoscale thermal management, energy harvesting, and thermophotovoltaic systems.
Ambali Alade Odebowale   +6 more
wiley   +1 more source

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