Photonics
多模带隙工程
Multimode bandgap engineeringA strategy for manipulating supported Bloch modes and their bandgaps in one-dimensional grating-based photonic crystal waveguides (PCWs) by strategically widening the transverse dimension. / 一种通过策略性拓宽一维光子晶体波导横向尺寸来操控支持布洛赫模及其带隙的策略。
- Knowledge type
- 工艺技术
- First proposed or discovered
- Proposer
- Turkey Farm member
- Creator
- 农场主
- Last updated
- 2026-11-15 17:07:15
Sub-knowledge points
All-pass regimeSelective-pass regimeAll-block regime
Higher-order knowledge points
Polarization Beam Splitter / 物理设备Higher-order mode (HOM) pass-filtering architectureCompact HOM-pass filters (TE1-pass, TE2-pass, TE3-pass)Wavelength demultiplexer
Main parameters and performance indicators
Transverse dimension: Widened to expand supported modes and bandgapsBandwidth: Exceeds 200 nm, 123 nm, and 70 nm for TE1, TE2, and TE3 pass filters respectivelyExtinction Ratio (ER): Greater than 20 dBInsertion Loss (IL): Below 2 dB
Open problems
No unresolved problem recorded yet
Related literature
ranked by community starsMultiple mode band engineering in 1D grating-based photonic crystal waveguides for multidimensional silicon on-chip filtersOpen source
Related products and links
TE1-pass filterTE2-pass filterTE3-pass filterPolarizerPolarization beam splitterWavelength demultiplexer
Creation and modification trail
1 recordsRecord title: Multimode bandgap engineering.
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