Results 101 to 110 of about 242,280 (338)

On-off intermittency in an optically injected semiconductor laser [PDF]

open access: bronze, 2012
S. Osborne   +3 more
openalex   +1 more source

45 nm broadband continuously tunable semiconductor disk laser

open access: diamond, 2021
Lin Mao   +7 more
openalex   +1 more source

Photonic Engineering Enables All‐Passive Upconversion Imaging with Low‐Intensity Near‐Infrared Light

open access: yesAdvanced Functional Materials, EarlyView.
A passive upconversion imaging system enables the observation of scenes illuminated by low‐intensity incoherent near‐infrared light from 750 to 930 nm, by converting it into the visible without the use of external power. The upconverter is enabled by triplet–triplet annihilation in a bulk heterojunction, with absorption enhanced by plasmonic resonators
Rabeeya Hamid   +13 more
wiley   +1 more source

The Effect of Lens Focal Length on the Output Characteristics of 1.55 μm Tunable External-Cavity Semiconductor Lasers

open access: yesPhotonics
The 1.55 μm TECSL has excellent characteristics such as wide tuning, narrow linewidth, high SMSR, and high output power and has a wide range of applications in optical communications, spectral sensing, gas detection, atomic physics, and biomedicine.
Xuan Li   +11 more
doaj   +1 more source

The formation of long-lived high-correlated states of light and polarization in high-quality semiconductor microcavity at the resonant laser excitation [PDF]

open access: green, 2016
A. A. Demenev   +4 more
openalex   +1 more source

Strain‐Activated Photo‐Dehalogenation Unlocks Low‐Energy One and Two‐Photon 3D Microfabrication

open access: yesAdvanced Functional Materials, EarlyView.
5,14‐NMI‐Cz acts, conversely to its 7,10‐NMI‐Cz(7,10‐'dibromo‐2‐(2,6‐diisopropylphenyl)‐1H‐benzo[lmn]carbazolo[9,1‐bc][2,8]phenanthroline‐1,3(2H)‐dione) counterpart, as modular photoinitiator with panchromatic photoactivity, featuring a weak C–Br bond from geometric strain for efficient Type I & II initiation. These studies demonstrate applicability of
Kacper Piskorz   +10 more
wiley   +1 more source

Effect of Step Response for Semiconductor Laser

open access: yesJournal of Engineering and Sustainable Development, 2010
The behavior of the dynamics of semiconductor laser is investigated by simulation and solving numerically the laser rate equations for photon and carrier densities.
Ayad Zwayen Mohammed   +2 more
doaj  

Laser sources on a heterogeneous III-V/silicon platform [PDF]

open access: yes, 2011
The heterogeneous integration of III-V semiconductor lasers on a silicon waveguide platform using DVS-BCB adhesive bonding is reviewed.
Baets, Roel   +13 more
core  

Parameter Mismatches and Perfect Anticipating Synchronization in bi-directionally coupled external cavity laser diodes

open access: yes, 2002
We study perfect chaos synchronization between two bi-directionally coupled external cavity semiconductor lasers and demonstrate for the first time that mismatches in laser photon decay rates can explain the experimentally observed anticipating time in ...
C. Masoller   +16 more
core   +2 more sources

Exploiting Two‐Photon Lithography, Deposition, and Processing to Realize Complex 3D Magnetic Nanostructures

open access: yesAdvanced Functional Materials, EarlyView.
Two‐photon lithography (TPL) enables 3D magnetic nanostructures with unmatched freedom in geometry and material choice. Advances in voxel control, deposition, and functionalization open pathways to artificial spin ices, racetracks, microrobots, and a number of additional technological applications.
Joseph Askey   +5 more
wiley   +1 more source

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