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Updated: Aug 14, 2026

Probe Type II Band Alignment in One-Dimensional Van Der Waals Heterostructures Using First-Principles Calculations
Published on: October 12, 2019
Complete band gaps in one-dimensional left-handed periodic structures
Ilya V Shadrivov1, Andrey A Sukhorukov, Yuri S Kivshar
1Nonlinear Physics Centre and Centre for Ultrahigh Bandwidth Devices for Optical Systems, Research School of Physical Sciences and Engineering, Australian National University, Canberra ACT 0200, Australia.
A one-dimensional photonic crystal using left-handed metamaterials can trap light in three dimensions. This challenges the belief that three-dimensional modulation is necessary for a complete photonic band gap.
Area of Science:
- Optics and Photonics
- Materials Science
- Condensed Matter Physics
Background:
- Photonic crystals offer light control via photonic band gaps.
- Three-dimensional refractive index modulation was thought essential for a complete band gap.
Purpose of the Study:
- To investigate if a one-dimensional structure can create a complete photonic band gap.
- To challenge the established understanding of photonic band gap formation.
Main Methods:
- Theoretical analysis of a one-dimensional periodic structure.
- Inclusion of transparent left-handed metamaterials within the structure.
Main Results:
- Demonstrated the existence of a complete photonic band gap in a 1D structure.
- Showcased the ability to trap light in three-dimensional space.
Conclusions:
- One-dimensional periodic structures with left-handed metamaterials can achieve 3D light confinement.
- This finding contradicts conventional physical intuition regarding photonic band gaps.
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