Results 101 to 110 of about 2,312,417 (278)

World System of Metacorporations in the Process of Economic Globalisation

open access: yesRUDN Journal of Economics, 2008
After the termination of cold war мироустройство it is replaced by new international system - globalization, i.e. integration of the markets, the finance, technologies, a cultural exchange, etc. Globalization influences internal policy and economy on all
Y V Zhilkina
doaj  

Exploring Novel Optical Soliton Molecule for the Time Fractional Cubic–Quintic Nonlinear Pulse Propagation Model

open access: yesFractal and Fractional
This study focuses on the analysis of soliton solutions within the framework of the time-fractional cubic–quintic nonlinear Schrödinger equation (TFCQ-NLSE), a powerful model with broad applications in complex physical phenomena such as fiber optic ...
Syed T. R. Rizvi   +5 more
doaj   +1 more source

Fiber optics in SHIVA [PDF]

open access: yes, 1978
SHIVA is a twenty arm laser which is controlled with a network of fifty computers, interconnected with digital fiber optic links. Three different fiber optic systems employed on the Shiva laser will be described.
Parker, J., Severyn, J.
core  

Gradient‐Structured Polymer Fiber Mats for Broadly Tunable Multicolor and White Lasing

open access: yesLaser &Photonics Reviews, EarlyView.
Hierarchically engineered electrospun fiber mats containing separated red, green, and blue dyes enable highly tunable multicolor and white random lasing. Spatially controlled dye distribution suppresses energy transfer, allowing precise color adjustment across wide color gamuts and accurate reproduction of daylight white standards.
Alina Szukalska   +6 more
wiley   +1 more source

Dual‐Metasurface‐Integrated Fiber Array for Bidirectional Cylindrical‐Vector‐Beam Multiplexed Communication Using Off‐Axis Spatial Manipulation

open access: yesLaser &Photonics Reviews, EarlyView.
A dual‐layer metasurface is integrated on a fiber‐array facet to realize compact, plug‐and‐play free‐space optical links with cylindrical vector beam (CVB) space‐division multiplexing. An optimized off‐axis collimation layer steers multiple channels, while a Dammann vortex layer performs polarization–topology conversion for bidirectional CVB (de ...
Xipeng Lu   +6 more
wiley   +1 more source

Fiber Optic Network Design Course

open access: yes
This self-study course from the Fiber Optics Association covers fiber optic network design. Intended for either those already working in fiber optics, or those with some knowledge, this course covers an introduction to what is involved in designing a ...
Hayes, Jim
core   +1 more source

High‐Speed Integrated Graphene‐Silicon Slot‐Waveguide Electro‐Absorption Modulator at 2 and 1.5 µm Wavebands

open access: yesLaser &Photonics Reviews, EarlyView.
A high‐speed, efficient, robust, and compact 2‐μm$\mathrm{\mu}\mathrm{m}$ waveband E/O absorption modulator based on a graphene‐silicon slot waveguide is demonstrated. This work represents a significant advancement towards the realization of high‐speed integrated E/O modulators for optical communication systems operating at the 2‐μm$\mathrm{\mu}\mathrm{
Chao Luan   +3 more
wiley   +1 more source

Characterization and Repetition Rate Locking of a 1 GHz Erbium‐Doped ZBLAN Waveguide‐Chip Comb Laser

open access: yesLaser &Photonics Reviews, EarlyView.
A compact, erbium‐doped ZBLAN waveguide chip mode‐locked laser that self‐starts, delivers stable ultrashort pulses, and repetition rate locked to a 1 GHz radio‐frequency reference. The laser produces near transform‐limited 324 fs pulses and 12 nm bandwidth with low noise and long‐term stability, with potential applications in optical frequency ...
Wen Qi Zhang   +4 more
wiley   +1 more source

Facile Fabrication of Silica Glass Embedded with NiO Nanoparticles by 3D Printing Technology and its Optical Nonlinearity

open access: yesAdvanced Photonics Research
Metal and metal oxide nanoparticles (NPs) embedded in glass matrixes exhibit special optical, electrical, or magnetic properties. Despite various approaches of encapsulating NPs in different kinds of glasses to prepare functional composite materials ...
Kun Zhang   +9 more
doaj   +1 more source

Chip Scale Emission of Blue Light at Elevated Temperatures in Optical Waveguides Integrated With Rubidium Vapor

open access: yesLaser &Photonics Reviews, EarlyView.
An integrated atom‐clad waveguide enables chip‐scale blue light generation (420 nm) via a two‐photon ladder transition in rubidium vapor at temperatures up to 240°C. The observed bell‐shaped intensity profile reveals a competitive interplay between local photon generation and macroscopic vapor reabsorption.
Arieh Grosman   +4 more
wiley   +1 more source

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