Results 121 to 130 of about 1,055,412 (359)

1305 nm MoTe2-on-silicon Laser [PDF]

open access: yesarXiv, 2017
The missing piece in the jigsaw of silicon photonics is a light source that can be easily incorporated into the standard silicon fabrication process. Recent advances in the development of atomically thin layers of semiconducting transition metal dichalogenides (TMDs), with direct bandgaps in the near-infrared region, have opened up new possibilities ...
arxiv  

Short‐Chain Fatty Acids Modulate Anti‐ROR1 CAR T‐Cell Function and Exhaustion in an Intestinal Adenocarcinoma‐on‐Chip Model

open access: yesAdvanced Healthcare Materials, EarlyView.
Short‐chain fatty acids modulate anti‐ROR1 chimeric antigen receptor (CAR) T‐cell function in an intestinal adenocarcinoma‐on‐chip model. Butyrate and propionate reduce cytotoxicity, cytokine release, and infiltration by inducing a regulatory T‐cell phenotype and T‐cell exhaustion via histone deacetylase inhibition.
Valentin D. Wegner   +5 more
wiley   +1 more source

Compound FDTD method for silicon photonics

open access: yesAIP Advances, 2011
Attempt to manufacture photonics devices on silicon requires theoretical and numerical prediction. This essay presents Compound FDTD (C-FDTD) method for comprehensive simulation of silicon photonics devices.
Abbas Olyaee, Farzad T. Hamadani
doaj   +1 more source

Editorial: Breakthroughs in photonics 2009

open access: yesIEEE Photonics Journal, 2010
Breakthroughs in Photonics is intended to highlight major accomplishments across the broad spectrum of Photonics Science and Technology within the year. This Special Section is also intended to draw the attention of readers and authors to the topics that
Carmen S. Menoni
doaj   +1 more source

Photonic and plasmonic guiding modes in graphene-silicon photonic crystals [PDF]

open access: yesarXiv, 2015
We report systematic studies of plasmonic and photonic guiding modes in large-area chemical-vapor-deposition-grown graphene on nanostructured silicon substrates. Light interaction in graphene with substrate photonic crystals can be classified into four distinct regimes depending on the photonic crystal lattice constant and the various modal wavelengths
arxiv  

Optoelectronic Devices for In‐Sensor Computing

open access: yesAdvanced Materials, EarlyView.
The raw data obtained directly from sensors in the noisy analogue domain is often unstructured, which lacks a predefined format or organization and does not conform to a specific data model. Optoelectronic devices for in‐sensor visual processing can integrate perception, memory, and processing functions in the same physical units, which can compress ...
Qinqi Ren   +7 more
wiley   +1 more source

Energy-tunable entangled photon sources on a III-V/Silicon chip [PDF]

open access: yesarXiv, 2015
Many of the envisioned quantum photonic technologies, e.g. a quantum repeater, rely on an energy- (wavelength-) tunable source of polarization entangled photon pairs. The energy tunability is a fundamental requirement to perform two-photon-interference between different sources and to swap the entanglement.
arxiv  

Silicon Photonics Circuit Design: Methods, Tools and Challenges

open access: yes, 2018
Silicon Photonics technology is rapidly maturing as a platform for larger‐scale photonic circuits. As a result, the associated design methodologies are also evolving from component‐oriented design to a more circuit‐oriented design flow, that makes ...
W. Bogaerts, L. Chrostowski
semanticscholar   +1 more source

Pushing Radiative Cooling Technology to Real Applications

open access: yesAdvanced Materials, EarlyView.
Radiative cooling controls surface optical properties for solar and thermal radiation, offering solutions for global warming and energy savings. Despite significant advances, key challenges remain: optimizing optical efficiency, maintaining aesthetics, preventing overcooling, enhancing durability, and enabling scalable production.
Chongjia Lin   +8 more
wiley   +1 more source

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