Results 51 to 60 of about 1,555,102 (288)

Theoretical and numerical investigations of parametric transfer via difference frequency generation for indirect mid-infrared pulse shaping

open access: yes, 2007
We theoretically and numerically investigate indirect mid-infrared pulse shaping via parametric transfer, specifically difference-frequency generation. We define a quantitative measure for the fidelity of parametric transfer, and investigate the effect ...
Hanna, David C.   +7 more
core   +1 more source

Quantitative Mid‐Infrared Plasmonic Biosensing on Scalable Graphene Nanostructures

open access: yesAdvanced Materials Interfaces, 2023
Graphene nanostructures, exhibiting tunable and nanoscale‐confined mid‐infrared (mid‐IR) plasmons, prevail as a powerful spectroscopic platform for novel surface‐enhanced molecular identification.
Nestor Jr. Bareza   +9 more
doaj   +1 more source

Effects of flame temperature and radiation properties on infrared light field imaging

open access: yesCase Studies in Thermal Engineering, 2022
In measuring the flame temperature and radiative properties, the light field camera is subject to the visible bands of the spectral snapshot measurement in a single shot.
Tianjiao Li   +5 more
doaj   +1 more source

Adaptive Foam 3D Printing of Ultralight and Multifunctional Materials

open access: yesAdvanced Engineering Materials, EarlyView.
Adaptive foam 3D printing, enabled by expandable microspheres, imparts cellular structures to thermoplastic and thermosetting polymers, manufactured through a variety of processes including fused filament fabrication, direct ink writing, digital light processing, and inkjet printing.
Nariman Rajabifar, Amir Ameli
wiley   +1 more source

Mid-infrared dual-comb spectroscopy with an optical parametric oscillator [PDF]

open access: yes, 2013
We present the first implementation of mid-infrared dual-comb spectroscopy with an optical parametric oscillator. Methane absorption spectroscopy was demonstrated with a resolution of 0.2 cm(-1) (5 GHz) at an acquisition time of similar to 10.4 ms over a
Gardiner, Tom   +2 more
core   +1 more source

Silicon photonic modulators for the mid-infrared

open access: yes, 2013
Mid-infrared group-IV material photonics is an emerging field, which aims to migrate techniques used for near-infrared silicon photonics to longer wavelengths, and to address applications in areas such as environmental and bio-chemical sensing, homeland ...
Nedeljković, Miloš
core   +1 more source

Editorial for the Special Issue on “Advances in Middle Infrared Laser Crystals and Its Applications”

open access: yesCrystals, 2022
In the past two decades, there has been a growing interest in middle infrared (mid-IR) laser crystals and its application to achieve mid-IR laser radiations, which has been benefited by the development of novel mid-infrared crystals and the improving ...
Xiaoming Duan   +3 more
doaj   +1 more source

Laser‐Induced Graphene from Waste Almond Shells

open access: yesAdvanced Functional Materials, EarlyView.
Almond shells, an abundant agricultural by‐product, are repurposed to create a fully bioderived almond shell/chitosan composite (ASC) degradable in soil. ASC is converted into laser‐induced graphene (LIG) by laser scribing and proposed as a substrate for transient electronics.
Yulia Steksova   +9 more
wiley   +1 more source

High‐Detectivity GeSn Mid‐Infrared Photodetectors for Sensitive Infrared Spectroscopy

open access: yesAdvanced Photonics Research
Infrared (IR) spectroscopy is a powerful, nondestructive analytical technique that requires cost‐effective and highly sensitive IR photodetectors (PDs).
Meng‐Hsien Chou   +6 more
doaj   +1 more source

Broadband, Continuous-Wave, Mid-Infrared Generation Based on ASE Fiber Source

open access: yesPhotonics, 2022
The research reports broadband, continuous-wave (CW), mid-infrared generation based on an optical parametric oscillator (OPO), pumped by an amplified spontaneous emission (ASE) fiber source.
Kaifeng Wang   +5 more
doaj   +1 more source

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