搜索结果: 1-15 共查到“工学 slab”相关记录28条 . 查询时间(0.039 秒)
Ultracompact nonreciprocal optical isolator based on guided resonance in a magneto-optical photonic crystal slab
nonreciprocal optical isolator guided resonance magneto-optical photonic crystal slab
2015/8/10
We design an ultracompact optical isolator with normal incident geometry that operates with a bandwidth that is substantial for a device of this size. For operation in a telecommunication wavelength o...
High-Power,Low-Noise Slab-Coupled Optical Waveguide (SCOW) Amplifiers and Lasers
Semiconductor optical amplifiers Semiconductor lasers Mode-locked lasers
2015/5/22
We review the development of a Watt-level semiconductor quantum-well gain medium based on the slab-coupled optical waveguide (SCOW) concept. Devices realized in the 1.5-m-wavelength region inc...
High Efficiency Optical Switches with Heater-on-Slab (HoS) Structures
Couplers Switches Multiplexers Waveguides Slab
2015/5/21
We propose optical switches in which the heater is fabricated directly on the slab region of the rib waveguide. Two types of Heater-on-Slab (HoS) switches were investigated. In the first type, the sil...
High-Output Saturation Power Variable Confinement Slab- Coupled Optical Waveguide Amplifier
High-Output Saturation Power Variable Confinement Slab- Coupled Optical Waveguide Amplifier
2015/5/15
A variable optical confinement concept was incorporated into a slab-coupled optical waveguide amplifier to increase output saturation power. This amplifier demonstrates an unsaturated gain of 21.1 dB ...
Genetic algorithm for band gap optimization under light line in two-dimensional photonic crystal slab
two-dimensional photonic crystals
2011/5/10
An optimization algorithm is used to design a two-dimensional photonic crystal slab for large absolute band gaps under light line. In this procedure, the unit cell of the crystal is composed of a numb...
Sensitivity enhancement in photonic crystal slab biosensors
Photonic crystals Guided waves Biological sensing and sensors Optical diagnostics for medicine
2015/8/10
Refractive index sensitivity of guided resonances in photonic crystal slabs is analyzed. We show that modal properties of guided resonances strongly affect spectral sensitivity and quality factors, re...
The Influence of the Thickness of the Slab and Concrete Grade on Composite Floors
ultra shallow floor beam vibrations parametric study frequency
2010/8/17
A modern flooring system is the ComFloor Composite Floor Deck from Corus. This type of floor has many advantages involving cost, weight, construction speed, but also disadvantages regarding vibrations...
Issues for Achieving an Experimental Model Concerning Bubble Deck Concrete Slab with Spherical Gaps
concrete slab spherical gaps reinforcement static loads
2010/8/18
After realizing numerous constructions in the world, which use Bubble Deck concrete slabs with spherical gaps, valuable information were gathered, allowing a rigorous processing and systematization, w...
Theoretical spectroscopic scan of the sensitivity of asymmetric slab waveguide sensors
slab waveguides optical sensors sensitivity
2011/5/5
An extensive theoretical analysis is carried out to investigate the variation of the sensitivity of
optical slab waveguide sensors with the wavelength of the guided wave. We consider a three-layer
w...
Guided modes in slab waveguides with both double-negative and single-negative materials
guided modes dispersion characteristic double-negative left-handed materials single-negative slab waveguide
2011/5/9
A new dielectric slab waveguide with double-negative (DNG) film layer and single-negative
(SNG) cover layer is proposed. The dispersion relations of an asymmetric left-handed materials
(LHM) slab wa...
MELTING AND FREEZING IN A FINITE SLAB DUE TO A LINEARLY DECREASING FREE-STREAM TEMPERATURE OF A CONVECTIVE BOUNDARY CONDITION
finite slab freezing heat balance integral
2009/10/14
One-dimensional melting and freezing problem in a finite slab with time-dependent convective boundary condition is solved using the heat-balance integral method. The temperature, Tinf 1(t), is applied...
家具中的七巧板——Low Slab桌
Low Slab桌 家具
2009/9/10
Low Slab桌由英国设计师Tom Dixon于2006年为其自己开办的Tom Dixon公司设计，并于同年在米兰国际家具展上进行了展出。该桌是一款模块桌具，由三块不同几何形状的桌子组成。三个个体合在一起既可拼成方桌，也可拼成三角形长桌，独立的桌腿使其均可拆分开来单独使用，而其不同的形状也可适用于各类空间，不管是商用还是家用，Low Slab桌都可提供多种使用方案。
Method for Bubbledeck Concrete Slab with Gaps
concrete slab spherical bubbles reinforcement process optimized
2010/8/18
The composite slabs are made of BubbleDeck type slab elements with spherical gaps, poured in place on transversal and longitudinal directions. By introducing the gaps leads to a 30...50\% lighter slab...
Slab-Shaped 10-kW All-Solid-State Laser
All solid-state laser Slab, Diode-pumped High power
2009/6/12
This paper describes the development of diode-pumped high-power slab Nd:YAG lasers. Employing the laser diode pumping method, we realized a highly -efficient, high-power zigzag-slab laser with a small...
Laser Plastic Coloring Method Using a Slab CO2 Laser
Laser plastic coloring method Slab RF excited CO2 laser Artistic laser processing
2009/6/8
A laser plastic coloring (LPC) method has been newly developed as an innovative coloring method for plastic materials using a CO2 laser system. Irradiating laser beam to water diluted dye, the dye sol...