Patterned Diamond with Embedded Metallic Patterns
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Solution Overview
Problem
Existing methods for producing artificial diamonds do not allow for the integration of metallic patterns within the diamond crystal, limiting their use in decorative and functional applications such as luxury jewelry and sensors.
Innovation Solution
A method involving chemical vapor deposition (CVD) or high-pressure high-temperature (HPHT) processes to grow diamonds with embedded metallic patterns, where the metallic pattern is introduced during the growth process and can be encapsulated or exposed, allowing for the creation of patterned diamonds with noble metals or alloys.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If metallic patterns are introduced during diamond growth using CVD or HPHT methods, then the diamond can be used in decorative and functional applications such as jewelry and sensors, but the manufacturing complexity increases
Solution Approach 1:
The metallic pattern is introduced during the diamond growth process itself, rather than attempting to add it afterward. The metal pattern is placed on the substrate before diamond deposition begins, allowing the diamond to grow around and encapsulate the pattern in a single integrated manufacturing step.
Solution Approach 2:
The invention combines multiple functions into a single diamond structure: the diamond substrate provides mechanical strength and optical properties, while the embedded metallic pattern provides electrical conductivity, reflectivity, or other metal-specific functions. This merging eliminates the need for separate components and assembly steps.
2Strength
If the metallic pattern is fully encapsulated by the diamond crystal, then the diamond structure is more robust, but the metallic pattern cannot be accessed for further processing or connection
Solution Approach 1:
The diamond encapsulation is applied selectively rather than uniformly. Certain areas of the metallic pattern are left exposed or accessible through controlled growth termination, allowing different regions of the same diamond structure to have different levels of encapsulation based on their functional requirements.
3Ease of operation
If the diamond is polished to expose the metallic pattern, then the pattern becomes accessible for connections, but the crystal perfection and value are reduced
Solution Approach 1:
The metallic pattern is positioned and prepared on the substrate before diamond growth begins, ensuring precise placement and orientation. This preliminary positioning allows the diamond to grow around the pattern with controlled interfaces, maintaining crystal quality while ensuring pattern accessibility where needed.
Applied Scientific Principles
This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.
Function Achieved in This Case
Enables the production of decorative and functional diamonds with embedded metallic patterns, enhancing their value and versatility in applications like jewelry and sensors, while allowing for further customization through etching and filling with filler materials.
Implementation Method 1
Artificial diamonds are produced using either high-pressure high-temperature (HPHT) methods or chemical vapor deposition (CVD) methods. When using CVD methods a diamond is grown from a hydrocarbon gas mixture.
Implementation Method 2
Artificial diamonds are produced using either high-pressure high-temperature (HPHT) methods or chemical vapor deposition (CVD) methods.
Data Source
AI summary
A patterned diamond and methods of making such patterned diamond are disclosed. The patterned diamond may include: a single crystal diamond or a polycrystal diamond; and a metallic pattern embedded in the single crystal diamond or the polycrystal diamond such that, the single crystal diamond or the polycrystal diamond encapsulates the metallic pattern from at least 4 sides. The disclosed method may include providing a first portion of a single crystal diamond or a polycrystal diamond; introducing a metallic pattern to at least one surface of the first portion of the single crystal or a first portion of the polycrystal diamond; and growing, using a CVD process or HTHP process, a second portion of the single crystal diamond or the second portion of the polycrystal diamond on the first portion, such that the single crystal diamond or the polycrystal diamond at least partially encapsulates the metallic pattern.