Results 71 to 80 of about 141,990 (293)

ISOCAM view of the starburst galaxies M82, NGC253, and NGC1808 [PDF]

open access: yes, 2002
We present results of mid-infrared 5.0-16.5 micron spectrophotometric imaging of the starburst galaxies M82, NGC253, and NGC1808 from the ISOCAM instrument on board the Infrared Space Observatory.
Achtermann   +107 more
core   +2 more sources

Miniaturized mid-infrared sensor technologies [PDF]

open access: yesAnalytical and Bioanalytical Chemistry, 2007
Fundamental vibrational and rotational modes associated with most inorganic and organic molecules are spectroscopically accessible within the mid-infrared (MIR; 3-20 {micro}m) regime of the electromagnetic spectrum. The interaction between MIR photons and organic molecules provides particularly sharp transitions, which - despite the wide variety of ...
Kim, S., Young, C., Mizaikoff, B.
openaire   +2 more sources

Al–Cu Composite Casting of Laser‐Deoxidized Copper: Bonding, Interfacial Chemistry, and Thermal Conductivity

open access: yesAdvanced Engineering Materials, EarlyView.
This study investigates laser‐based oxide removal of Cu inserts in oxygen‐free conditions and examines long‐term oxidation kinetics and surface chemistry under different atmospheres via X‐ray photoelectron spectroscopy. Al–Cu compound casting with differently oxidized surfaces is performed, and intermetallic phase formation, morphology, and thermal ...
Timon Steinhoff   +9 more
wiley   +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

Mid-Infrared Plasmonic Platform Based on n-Doped Ge-on-Si: Molecular Sensing with Germanium Nano-Antennas on Si [PDF]

open access: yes, 2016
CMOS-compatible, heavily-doped semiconductor films are very promising for applications in mid-infrared plasmonic devices because the real part of their dielectric function is negative and broadly tunable in this wavelength range.
Baldassarre, L.   +14 more
core   +3 more sources

Mid-infrared plasmonic biosensing with graphene [PDF]

open access: yesScience, 2015
Graphene-based biosensors The mid-infrared (mid-IR) range is particularly well suited for biosensing because it encompasses the molecular vibrations that identify the biochemical building blocks of life, such as proteins, lipids, and DNA.
Rodrigo, Daniel   +6 more
openaire   +3 more sources

Cathodic Cage Plasma Deposition of Nanostructured Cu–Fe–Se Coatings on Poly(methyl Methacrylate)

open access: yesAdvanced Engineering Materials, EarlyView.
Nanostructured Cu–Fe–Se coatings are deposited on PMMA by a modified cathodic cage plasma process, enabling low‐temperature deposition on polymer substrates. A transition from discontinuous to compact morphology is observed with temperature, with optimal properties at 200°C, where improved CuFeSe2‐type bonding, lowest sheet resistance, and favorable ...
V. S. S. Sobrinho   +8 more
wiley   +1 more source

Dual‐Mode Film Based on Highly Scattering Nanofibers and Upcycled Chips‐Bags for Year‐Round Thermal Management

open access: yesAdvanced Functional Materials, EarlyView.
Intelligent radiative cooling devices, adaptable to various weather conditions, have the potential for year‐round energy savings. This study introduces a sustainable dual‐mode film made from polycaprolactone nanofibers and upcycled chip bags for effective thermal management.
Qimeng Song   +4 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

Compact mid-infrared Cr:ZnSe channel waveguide laser [PDF]

open access: yes, 2013
We demonstrate a mid-infrared channel waveguide laser in Cr:ZnSe operating at 2573 nm. The compact cavity has a total footprint of less than 3 cm(2) and produces a maximum power output of 18.5 mW.
Beecher, Stephen J   +4 more
core   +1 more source

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