Product Overview

Our Device-Grade hBN Single Crystal is a high-quality hexagonal boron nitride bulk single crystal designed for advanced 2D material research and device fabrication. Grown by a proprietary atmospheric-pressure process, this hBN crystal features high crystal quality, clean cleavage behavior, large-area single-domain regions and excellent optical transparency.

It is especially suitable as a substrate or encapsulation layer for 2D heterostructures, graphene-based devices, nanophotonic structures and deep-ultraviolet optoelectronic applications. Third-party device-level validation shows that this hBN material can deliver performance comparable to, or better than, current academic gold-standard crystals in graphene heterostructure applications.

Key Features

• Device-grade hBN single crystal
• Proprietary atmospheric-pressure growth process
• Typical lateral crystal size ≥ 1 mm
• High dielectric breakdown field: 1.64 ± 0.06 V/nm
• Graphene room-temperature mobility on hBN: ~80,000 cm²/V·s
• hBN Raman E₂g FWHM: 7.88 cm⁻¹
• UV band-edge emission around 215 nm
• Suitable for 2D heterostructures, graphene devices, nanophotonics and deep-UV optoelectronics

Applications

2D Heterostructures

Device-grade hBN is widely used as a high-quality substrate and encapsulation layer for graphene, transition metal dichalcogenides and other 2D materials. Its atomically flat surface and clean interface help improve device stability and reduce scattering effects.

Graphene Devices

When used with graphene, hBN can support high-mobility transport behavior. The typical graphene room-temperature mobility on this hBN reaches approximately 80,000 cm²/V·s, making it suitable for advanced electronic and quantum transport studies.

Nanophotonics

hBN is an important material platform for phonon polariton research and nanoscale photonic devices. Its high crystal quality and optical properties make it suitable for infrared nanophotonics and related optical experiments.

Deep-UV Optoelectronics

With UV band-edge emission around 215 nm, hBN single crystal can be used in deep-ultraviolet optoelectronic research, wide-bandgap material studies and advanced photonic applications.

Technical Specifications

Product Advantages

Compared with ordinary commercial hBN crystals, this device-grade hBN is developed for applications where crystal quality, interfacial cleanliness and device performance are critical. The material has been benchmarked through third-party graphene heterostructure device testing and shows performance at or above the level of leading academic reference crystals.

The crystal dimensions shown in the datasheet indicate representative lateral sizes above 1 mm, with some measured crystal edges exceeding 1.4 mm. Optical microscope images also show clear growth facets, sharp cleavage edges, transparent crystal regions and large usable single-domain areas.

Recommended Short Description

Device-Grade hBN Single Crystal is a high-quality hexagonal boron nitride material designed for 2D heterostructures, graphene devices, nanophotonics and deep-UV optoelectronics. Grown by a proprietary atmospheric-pressure process, it offers typical lateral crystal sizes of ≥1 mm, high dielectric breakdown strength, excellent Raman performance and strong device-level validation.

FAQ

Q1: What is this hBN single crystal mainly used for?
It is mainly used as a substrate or encapsulation layer for 2D heterostructures, graphene devices, nanophotonics and deep-UV optoelectronic research.

Q2: What is the typical crystal size?
The standard device-grade specification is ≥ 1 mm lateral size. Representative samples in the datasheet show measured dimensions above 1 mm, with some edges reaching over 1.4 mm.

Q3: Is this material suitable for graphene devices?
Yes. The datasheet reports typical graphene room-temperature mobility on hBN of approximately 80,000 cm²/V·s, making it suitable for high-mobility graphene device research.

Q4: What is the packaging format?
The product is typically supplied in a chip carrier, with 5–10 crystals per pack.

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About Us

ZMSH specializes in high-tech development, production, and sales of special optical glass and new crystal materials. Our products serve optical electronics, consumer electronics. We offer Sapphire optical components, mobile phone lens covers, Ceramics, LT, Silicon Carbide SIC, Quartz, and semiconductor crystal wafers. With skilled expertise and cutting-edge equipment, we excel in non-standard product processing, aiming to be a leading optoelectronic materials high-tech enterprise.

Packaging & Shipping Information

Packaging Method:

• All items are securely packed to ensure safe transit.
• Packaging features anti-static, shock-resistant, and dust-proof materials.
• For sensitive components such as wafers or optical parts, we adopt cleanroom-level packaging:

1. Class 100 or Class 1000 dust protection, depending on product sensitivity.
2. Customized packaging options are available for special requirements.

Shipping Channels & Estimated Delivery Time:

• We work with trusted international logistics providers, including:

UPS, FedEx, DHL

• Standard lead time is 3–7 business days depending on the destination.
• Tracking information will be provided once the order is dispatched.
• Expedited shipping and insurance options are available upon request.