Other Diamond Products
Other Diamond Products
OPTICAL, QUANTUM & JEWELRY
CVD Diamond for Optical, Quantum, and Jewelry Applications
What Other Applications Do CVD Diamonds Have Besides Thermal Management and Tooling?
CVD diamonds can be categorized by application as optical, quantum, or jewelry diamonds. The material grades, inspection items, and purchasing specifications for these three product categories differ significantly. The optical wavelength range, quantum research requirements, or jewelry design requirements should be confirmed first, followed by selection of a single-crystal, polycrystalline, blank, or polished finished product.
Alishan Diamond offers CVD growth, precision cutting, grinding and polishing, and material quality inspection. Dimensions, crystal orientation, surface conditions, and acceptance methods can be discussed according to the end application.
OPTICAL DIAMOND
Which Systems Are Suitable for Optical-Grade CVD Diamond?
Optical-grade CVD diamond is available in single-crystal or polycrystalline forms. Applications include output windows for high-power lasers, infrared optical components, high-frequency microwave windows, and protective windows for extreme environments.
Single-crystal materials are suitable for systems with stringent requirements for optical uniformity, surface quality, and transmission loss, while polycrystalline materials can meet larger-aperture and larger-area requirements. Selection should take into account operating wavelength, transmittance or absorption coefficient, clear aperture, thickness, surface roughness, flatness, parallelism, and coating requirements.
QUANTUM DIAMOND
Which Material Parameters Should Be Confirmed for Quantum Diamond?
Quantum diamond is primarily used in NV-center research, magnetic-field or temperature sensing, and quantum information materials development. When requesting a quotation, please specify purity, nitrogen content, NV-center density, crystal orientation, dimensions, surface treatment, expected measurement architecture, and test conditions.
Requirements involving spin coherence time, sensitivity, or color-center distribution should be based on mutually agreed test methods, sample data, and system conditions rather than replaced by general industrial diamond specifications.
JEWELRY DIAMOND
What Supply Forms Are Available for Laboratory-Grown Diamonds for Jewelry?
Laboratory-grown diamonds for jewelry include rough or polished white, pink, blue, and yellow diamonds, available for evaluation by jewelry cutting and polishing manufacturers, design brands, and custom jewelry projects.
Purchasing specifications may include color, dimensions or carat weight, clarity, cut shape, rough or polished condition, treatment disclosure, grading documentation, volume requirements, and packaging method. If third-party appraisal or market documentation is required, please specify it before quotation.
TECHNICAL EVALUATION
How Should Special Diamond Materials Be Quoted?
Please first identify the optical, quantum, or jewelry application, then provide dimensions, crystal orientation, surface conditions, functional performance requirements, inspection methods, documentation requirements, samples, and estimated quantities.
