A D-shaped fiber which has an evanescent-field which is easily tapable has a low attenuation since a buffer material disposed on a cladding planar side of the waveguide has an index of refraction lower than the cladding so as to effectively increase a radius of the cladding in the vicinity ...
用材料力学理论分析了D形光纤Bragg光栅(D-shaped fiber Bragg grating,D-FBG)以及常规光纤Bragg光栅由弯曲引起的轴向应变,得到了光栅Bragg波长漂移的弯曲敏感特性。 2) Tapered Fiber Bragg Grating 锥形光纤Bragg光栅 例句>> 3) fiber Bragg grating(FBG) ...
摘要,采用时域有限差分法对,形光纤进行分析,研究,形光纤包层切除深度、切除长度、涂层折射率和背景折射率对光纤中传输能量的影响。计算结果表明,改变结构参数可以控制光纤中传输能量的变化。 关键词,,形光纤,时域有限差分法 中图分类号,,,文献标志码,, ,,, ...
A microchannel-based D-shaped photonic crystal fiber (PCF) biosensor utilizing surface plasmon resonance (SPR) to measure the refractive index (RI) of an analyte in the near-infrared (IR) region is proposed in this paper. The sensor's design incorporates a hexagonal lattice with four rings of...
The photonic crystal fiber has received the widespread attention in the sensing field because of its flexible structure and unique features. A refractive index and temperature sensor based on the D-shaped photonic crystal fiber is designed and analyzed. In the side section of the D-shaped photonic...
We present an elliptical core D-shaped photonic crystal fiber-based plasmonic sensor, and the coupling characters for different refractive index of detected analyte are investigated by finite element method. It is found that the sensitivity depends strongly on the slope of the phase difference at res...
D-Shaped Fiber refers to a type of fiber sensor that is fabricated through the side-polishing technology, resulting in a fiber with a D-shaped cross-section. This unique structure enables the D-shaped fiber sensor to be used for various applications such as electric field measurement, temperatur...
用材料力学理论分析了D形光纤Bragg光栅(D-shaped fiber Bragg grating,D-FBG)以及常规光纤Bragg光栅由弯曲引起的轴向应变,得到了光栅Bragg波长漂移的弯曲敏感特性。3) D-shape cladding fiber D形内包层光纤4) G652.D Fiber G652.D光纤5) D-shaped fiber Bragg grating D型光纤光栅6...
We analyze the modal properties of various graphene-attached microfibers and D-shaped fibers with three optical models of graphene: the interface model, the isotropic model, and the anisotropic model, where the interface model serves as the benchmark. In the interface model, the graphene film ...
A stable Q-switched erbium-doped fiber laser (EDFL) is demonstrated using silver nanoparticles (AgNPs) as a passive saturable absorber. A prefabricated D-shaped silica fiber is coated with AgNPs using electron beam deposition method. Four different sizes of D-shaped fiber, which were controlled ...