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First Demonstration of a Broadband 37-cell Hollow Core Photonic Bandgap Fiber and Its Application to High Capacity Mode Division Multiplexing
a Broadband 37-cell Hollow Core Photonic Bandgap Fiber Application to High Capacity Mode Division Multiplexing
2014/11/6
We report fabrication of the first low-loss, broadband 37-cell photonic bandgap fiber.Exploiting absence of surface modes and low cross-talk in the fiber we demonstrate mode division multiplexing over...
Experimental Assessment of the Accuracy of an Advanced Photonic-Bandgap-Fiber Model
Accuracy Advanced Photonic-Bandgap-Fiber Model
2015/8/7
From scanning-electron microscope images of the cross section of a photonic-bandgap fiber (NKT Photonics’HC-1550-02) we developed a realistic model for its permittivity profile that includ...
A proposal of a novel polarizer based on a partial liquid-filled hollow-core photonic bandgap fiber
Photonic bandgap fiber (PBGF) Fiber polarizer Liquid-filled
2013/5/27
A novel polarizer is designed by liquidfi lling in partial air-holes of a hollow-core photonic bandgap fi ber(PBGF) forming an asymmetric waveguide structur e, which leads to the vertical polarization...
All-Silica Photonic Bandgap Fiber Oscillators and Amplifiers
Fiber design and fabrication Fiber characterization
2015/5/22
We report on oscillators and amplifiers based on all-silica singlemode, large mode area photonic bandgap fibers elaborated by the modified chemical vapour deposition process.
Soft Glass Based Large Mode Area Photonic Bandgap Fibre for Mid-Infrared Applications
Microstructured fibres Fibre design fabrication
2015/5/22
An all-solid LMA Bragg fibre (mode area exceeding 1100μm 2 ) is presented for mid-infrared applications, based on a new design strategy that induces large differential loss between fundamental and hig...
Birefringence Analysis of Photonic-Bandgap Fibers Using the Hexagonal Yee’s Cell
Birefringence Analysis Photonic-Bandgap Fibers Hexagonal Yee’s Cell
2015/8/10
Birefringence Analysis of Photonic-Bandgap Fibers Using the Hexagonal Yee’s Cell.
Optimization of the splice loss between photonic-bandgap fibers and conventional single-mode fibers
Optimization splice loss between photonic-bandgap fibers conventional single-mode fibers
2015/8/10
To understand the loss limitations of a splice between a hollow-core fiber and a conventional fiber, we use a numerical model to calculate the expected coupling loss between the NKT Photonics’ HC-1550...
Actively Doped Solid Core Photonic Bandgap Fiber
Fiber optics and optical communications Fiber optics amplifiers and oscillators Lasers and laser optics Lasers fiber Fiber optics and optical communications : Photonic crystal
2015/6/10
Solid photonic bandgap fibers offer distributed spectral filtering with extraordinarily high suppression. This opens new possibilities of artificially tailoring the gain spectrum of fibers. We present...
A Broadband Ultra-low Loss All-solid Photonic Bandgap Fiber
Fiber design fabrication Photonic crystal fiber
2015/6/10
We describe the fabrication and characteristic of an all-solid photonic bandgap fiber with loss as low as 0.41dB/km at 1550nm within the first-order bandgap. The control of bandgaps,dispersion and ben...
Electrically Tunable Bandpass Filter Based on Liquid Crystal Photonic Bandgap Fibers
Photonic crystal fibers Liquid-crystal devices
2015/6/4
An electrically tunable bandpass filter based on two photonic crystal fibers filled with different liquid crystals is demonstrated. Both the short-wavelength and long-wavelength edge are tuned individ...
Highly-Birefringent Tunable Long-Period Fiber Gratings in Hollow-Core Photonic Bandgap Fiber by Use of Mechanical Pressure
Gratings Fiber optics Photonic crystal fibers
2015/6/4
The mode coupling properties of highly-birefringent tuneable LPGs formed in HC-PBGF are presented. The mode coupling from the fundamental core mode to higher-order guided mode of a HC-PBGF is obtained...
Microstructured and Photonic Bandgap Fibers for Applications in the Resonant Bio- and Chemical Sensors
Microstructured Photonic Bandgap Fibers Resonant Bio- and Chemical Sensors
2009/9/4
We review application of microstructured and photonic bandgap fibers for designing resonant optical sensors of changes in the value of analyte refractive index. This research subject has recently invo...
Classification of the Core Modes of Hollow-Core Photonic-Bandgap Fibers
Finite difference methods optical fi bers optical fi ber communication
2015/8/10
Using a new full-vectorial finite-difference mode solver utilizing a hexagonal Yee’s cell, we calculated the dispersion diagram of a slightly multimode (16 modes) air-core photonic-bandgap ʂ...
First Demonstration of Photonic Bandgap Guidance in Hollow-core Photonic Bandgap Fibres with Square Lattice Cladding
Photonic Bandgap Guidance Hollow-core Photonic Bandgap Fibres Square Lattice Cladding
2015/7/20
Square lattice with much higher node-to-strut ratio is promising for significantly extending bandgaps in hollow-core fibres. First such fibres are achieved here. Minimum loss of 67dB/km is demonstrate...
Linearly-Polarized Lasing at 1180 nm Using Polarization-Maintaining Yb-Doped Solid Photonic Bandgap Fiber
Linearly-Polarized Lasing Polarization-Maintaining Yb-Doped Solid Photonic Bandgap
2015/7/16
Linearly-polarized lasing at 1180 nm is demonstrated by utilizing polarization maintaining Yb-doped solid photonic bandgap fiber. The extinction ratio of the output light between two lineary-polarized...