Mode Conversion of Hyperbolic Phonon Polaritons in van der Waals terraces

Byung-Il Noh; Sina Jafari Ghalekohneh; Mingyuan Chen; Jialiang Shen; Eli Janzen; Lang Zhou; Pengyu Chen; James Edgar; Bo Zhao; Siyuan Dai

doi:10.1038/s41467-025-68030-7

Paper details

Research paper

Experimental CharacterizationTheoretical

Mode Conversion of Hyperbolic Phonon Polaritons in van der Waals terraces

Byung-Il Noh, Sina Jafari Ghalekohneh, Mingyuan Chen, Jialiang Shen et al.

2026·10.1038/s41467-025-68030-7·arXiv:2601.16465

Samples

Each sample groups how it was prepared, characterized, and measured. Click a card to expand.

Engineered hBN van der Waals terrace with simple slab edges and step-shape edges, assembled by pickup-and-stack from mechanically exfoliated thin slabs.

1 preparation1 characterization4 properties11 figures

ExperimentalhBNStudied Material

Engineered alpha-MoO₃ van der Waals terrace with simple slab edges and step-shape edges, fabricated using a pickup-and-stack technique.

1 preparation1 characterization1 property11 figures

Experimentalα-MoO₃Studied Material

Materials

hexagonal boron nitride

hBN

Studied Material

Also known as

hBN

studied material

alpha-phase molybdenum trioxide

α-MoO₃

Studied Material

Also known as

Why these are connected

Related documents with shared materials, methods, properties, or citations.

Mode Conversion of Hyperbolic Phonon Polaritons in van der Waals terraces | Matter42 Literature

Properties

Type	Label	Value	Material	Sample	Condition	Source
Fourier Resonance Spatial Frequency	simple slab edge resonance	3µm⁻¹	hBN	Engineered hBN van der Waals terrace with simple slab edges		—
Fourier Resonance Spatial Frequency	simple slab edge resonance	6µm⁻¹	hBN	Engineered hBN van der Waals terrace with simple slab edges		—
Fourier Resonance Spatial Frequency	step-shape edge beat resonance	35µm⁻¹	hBN	Engineered hBN van der Waals terrace with simple slab edges		—
Fourier Resonance Spatial Frequency	covered step-shape edge beat resonance	35µm⁻¹	hBN	Engineered hBN van der Waals terrace with simple slab edges		—
Fourier Resonance Spatial Frequency	step-shape edge beat resonance	35µm⁻¹	α-MoO₃	Engineered alpha-MoO₃ van der Waals terrace with simple slab		—
Ir Band Position	IR band	1800cm⁻¹	—	—	—	—
Ir Band Position	IR band	1407cm⁻¹	—	—	—	—

Properties

Type	Label	Value	Material	Sample	Condition	Source
Fourier Resonance Spatial Frequency	simple slab edge resonance	3µm⁻¹	hBN	Engineered hBN van der Waals terrace with simple slab edges		—
Fourier Resonance Spatial Frequency	simple slab edge resonance	6µm⁻¹	hBN	Engineered hBN van der Waals terrace with simple slab edges		—
Fourier Resonance Spatial Frequency	step-shape edge beat resonance	35µm⁻¹	hBN	Engineered hBN van der Waals terrace with simple slab edges		—
Fourier Resonance Spatial Frequency	covered step-shape edge beat resonance	35µm⁻¹	hBN	Engineered hBN van der Waals terrace with simple slab edges		—
Fourier Resonance Spatial Frequency	step-shape edge beat resonance	35µm⁻¹	α-MoO₃	Engineered alpha-MoO₃ van der Waals terrace with simple slab		—
Ir Band Position	IR band	1800cm⁻¹	—	—	—	—
Ir Band Position	IR band	1407cm⁻¹	—	—	—	—

Properties

Type	Label	Value	Material	Sample	Condition	Source
Fourier Resonance Spatial Frequency	simple slab edge resonance	3µm⁻¹	hBN	Engineered hBN van der Waals terrace with simple slab edges		—
Fourier Resonance Spatial Frequency	simple slab edge resonance	6µm⁻¹	hBN	Engineered hBN van der Waals terrace with simple slab edges		—
Fourier Resonance Spatial Frequency	step-shape edge beat resonance	35µm⁻¹	hBN	Engineered hBN van der Waals terrace with simple slab edges		—
Fourier Resonance Spatial Frequency	covered step-shape edge beat resonance	35µm⁻¹	hBN	Engineered hBN van der Waals terrace with simple slab edges		—
Fourier Resonance Spatial Frequency	step-shape edge beat resonance	35µm⁻¹	α-MoO₃	Engineered alpha-MoO₃ van der Waals terrace with simple slab		—
Ir Band Position	IR band	1800cm⁻¹	—	—	—	—
Ir Band Position	IR band	1407cm⁻¹	—	—	—	—

Properties

Type	Label	Value	Material	Sample	Condition	Source
Fourier Resonance Spatial Frequency	simple slab edge resonance	3µm⁻¹	hBN	Engineered hBN van der Waals terrace with simple slab edges		—
Fourier Resonance Spatial Frequency	simple slab edge resonance	6µm⁻¹	hBN	Engineered hBN van der Waals terrace with simple slab edges		—
Fourier Resonance Spatial Frequency	step-shape edge beat resonance	35µm⁻¹	hBN	Engineered hBN van der Waals terrace with simple slab edges		—
Fourier Resonance Spatial Frequency	covered step-shape edge beat resonance	35µm⁻¹	hBN	Engineered hBN van der Waals terrace with simple slab edges		—
Fourier Resonance Spatial Frequency	step-shape edge beat resonance	35µm⁻¹	α-MoO₃	Engineered alpha-MoO₃ van der Waals terrace with simple slab		—
Ir Band Position	IR band	1800cm⁻¹	—	—	—	—
Ir Band Position	IR band	1407cm⁻¹	—	—	—	—

Mode Conversion of Hyperbolic Phonon Polaritons in van der Waals terraces

Samples

Engineered hBN van der Waals terrace with simple slab edges and step-shape edges, assembled by pickup-and-stack from mechanically exfoliated thin slabs.

Engineered alpha-MoO₃ van der Waals terrace with simple slab edges and step-shape edges, fabricated using a pickup-and-stack technique.

Materials

Why these are connected

Mode Conversion of Hyperbolic Phonon Polaritons in van der Waals terraces

Samples

Engineered hBN van der Waals terrace with simple slab edges and step-shape edges, assembled by pickup-and-stack from mechanically exfoliated thin slabs.

Engineered alpha-MoO₃ van der Waals terrace with simple slab edges and step-shape edges, fabricated using a pickup-and-stack technique.

Materials

Why these are connected

Mode Conversion of Hyperbolic Phonon Polaritons in van der Waals terraces

Samples

Engineered hBN van der Waals terrace with simple slab edges and step-shape edges, assembled by pickup-and-stack from mechanically exfoliated thin slabs.

Engineered alpha-MoO₃ van der Waals terrace with simple slab edges and step-shape edges, fabricated using a pickup-and-stack technique.

Materials

Why these are connected

Mode Conversion of Hyperbolic Phonon Polaritons in van der Waals terraces

Samples

Engineered hBN van der Waals terrace with simple slab edges and step-shape edges, assembled by pickup-and-stack from mechanically exfoliated thin slabs.

Engineered alpha-MoO₃ van der Waals terrace with simple slab edges and step-shape edges, fabricated using a pickup-and-stack technique.

Materials

Why these are connected

Mode Conversion of Hyperbolic Phonon Polaritons in van der Waals terraces

Samples

Engineered hBN van der Waals terrace with simple slab edges and step-shape edges, assembled by pickup-and-stack from mechanically exfoliated thin slabs.

Engineered alpha-MoO₃ van der Waals terrace with simple slab edges and step-shape edges, fabricated using a pickup-and-stack technique.

Materials

Why these are connected

Mode Conversion of Hyperbolic Phonon Polaritons in van der Waals terraces

Samples

Engineered hBN van der Waals terrace with simple slab edges and step-shape edges, assembled by pickup-and-stack from mechanically exfoliated thin slabs.

Engineered alpha-MoO₃ van der Waals terrace with simple slab edges and step-shape edges, fabricated using a pickup-and-stack technique.

Materials

Why these are connected

Mode Conversion of Hyperbolic Phonon Polaritons in van der Waals terraces

Samples

Engineered hBN van der Waals terrace with simple slab edges and step-shape edges, assembled by pickup-and-stack from mechanically exfoliated thin slabs.

Engineered alpha-MoO₃ van der Waals terrace with simple slab edges and step-shape edges, fabricated using a pickup-and-stack technique.

Materials

Why these are connected

Mode Conversion of Hyperbolic Phonon Polaritons in van der Waals terraces

Samples

Engineered hBN van der Waals terrace with simple slab edges and step-shape edges, assembled by pickup-and-stack from mechanically exfoliated thin slabs.

Engineered alpha-MoO₃ van der Waals terrace with simple slab edges and step-shape edges, fabricated using a pickup-and-stack technique.

Materials

Why these are connected

Processing

Characterization

Properties

Simulations

Processing

Characterization

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Processing

Characterization

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Simulations

Processing

Characterization

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Simulations