Results 51 to 60 of about 7,836,199 (284)

Long-term stabilization of carrier envelope phases of mid-infrared pulses for the precise detection of phase-sensitive responses to electromagnetic waves

open access: yesAIP Advances, 2020
We report a high performance mid-infrared pump visible probe measurement system, which can measure phase-sensitive responses to a mid-infrared pulse along the oscillating electromagnetic field.
T. Yamakawa   +6 more
doaj   +1 more source

Broadband mid-infrared amplified spontaneous emission from Er/Dy co-doped fluoride fiber with a simple diode-pumped configuration

open access: yesScientific Reports, 2021
Er3+/Dy3+ co-doped double-clad ZBLAN optical fiber has been used to obtain amplified spontaneous emission (ASE) broadband light sources cladding-pumped by 980-nm multimode laser diode (LD) sources.
Kenji Goya   +7 more
doaj   +1 more source

Bioinspired Hydrogels with Broadly Programmable Mechanics for Soft‐Tissue Interfaces

open access: yesAdvanced Functional Materials, EarlyView.
Sea cucumber‐inspired gelatin hydrogels are formed by directional freezing and mechanically programmed through subsequent ionic treatment. Multiscale characterization and modeling link ion‐regulated chain interactions to directional load transfer within the aligned hierarchical architecture.
Youchao Teng   +20 more
wiley   +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

Parametric transfer in a synchronously pumped optical parametric oscillator [PDF]

open access: yes, 2006
The conditions for high fidelity parametric transfer of the pulse shape of a near-infrared pump pulse to a mid-infrared idler pulse of a synchronously pumped optical parametric oscillator are investigated theoretically and ...
Shepherd, D.P.   +9 more
core   +2 more sources

Coherent light-emitting metasurfaces based on bound states in the continuum

open access: yesNanophotonics
An emergent need exists for solid state tunable coherent light emitters in the mid-infrared range for spectroscopy, sensing, and communication applications where current light sources are dominated by spontaneous emitters.
Farazi Soheil, Tadigadapa Srinivas
doaj   +1 more source

In vitro measurements of physiological glucose concentrations in biological fluids using mid-infrared light

open access: yesBiomedical Optics Express, 2013
Mid-infrared transmission spectroscopy using broadband mid-infrared or Quantum Cascade laser sources is used to predict glucose concentrations of aqueous and serum solutions containing physiologically relevant amounts of glucose (50-400 mg/dL). We employ
Sabbir Liakat   +5 more
semanticscholar   +1 more source

Defect‐Free Transfer Principles for Scalable, Thin Garnet‐Based Hybrid Solid Electrolytes in Solid‐State Batteries

open access: yesAdvanced Functional Materials, EarlyView.
Defect‐free transfer principles enable scalable fabrication of 15 µm‐thin garnet‐based hybrid solid electrolytes. Hansen solubility parameters correlate interfacial compatibility with coating, transfer, and impregnation behavior, guiding rational selection of slurry/substrate, binder/substrate, and binder/polymer electrolyte combinations.
Seul Gi Chu   +8 more
wiley   +1 more source

Electrically Injected Mid-Infrared GeSn Laser on Si Operating at 140 K [PDF]

open access: yesIEEE Journal of Selected Topics in Quantum Electronics
Owing to its true direct bandgap and tunable bandgap energies, GeSn alloys are increasingly attractive as gain media for mid-IR lasers that can be monolithically integrated on Si.
S. Acharya   +9 more
semanticscholar   +1 more source

A New Strategy for Creating Quantum Light Emitters Via Post‐Growth Hydrogen‐Ion Irradiation of III‐V Nanowires

open access: yesAdvanced Functional Materials, EarlyView.
A post‐growth method is demonstrated to realize energy‐tunable quantum emitters in GaAs/GaAsN/GaAs core–multishell nanowires on a Si substrate. By combining the N‐induced bandgap reduction with H‐ion irradiation, the GaAsN potential landscape is engineered, enabling isolated, narrow emission lines that function as single‐photon sources with g(2)(0) ∼ 0.
Akant Sagar Sharma   +10 more
wiley   +1 more source

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