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2. Diamond-like carbon - Wikipedia

   en.wikipedia.org/wiki/Diamond-like_carbon

   A Co-alloy valve part from a producing oil well (30 mm diameter), coated on the right side with ta-C, in order to test for added resistance to chemical and abrasive degradation in the working environment. Diamond-like carbon (DLC) is a class of amorphous carbon material that displays some of the typical properties of diamond.

3. Rookwood Pottery Company - Wikipedia

   en.wikipedia.org/wiki/Rookwood_Pottery_Company

   Rookwood Pottery Company. Rookwood Pottery is an American ceramics company that was founded in 1880 and closed in 1967, before being revived in 2004. It was initially located in the Over-the-Rhine neighborhood in Cincinnati, Ohio, and has now returned there. In its heyday from about 1890 to the 1929 Crash, it was an important manufacturer ...

4. Polaris Fashion Place - Wikipedia

   en.wikipedia.org/wiki/Polaris_Fashion_Place

   Polaris Fashion Placeis a two level shopping malland surrounding retail plaza serving Columbus, Ohio, United States. The mall, owned locally by Washington Prime Group, is located off Interstate 71on Polaris Parkway in Delaware Countyjust to the north of the boundary between Delaware and Franklin County. The mall features five anchor stores ...

5. Schottenstein Stores - Wikipedia

   en.wikipedia.org/wiki/Schottenstein_Stores

   Schottenstein Stores Corp., based in Columbus, Ohio, is a holding company for various ventures of the Schottenstein family. Jay Schottenstein and his sons Joey Schottenstein , Jonathan Schottenstein , and Jeffrey Schottenstein are the primary holders in the company.

6. Superhard material - Wikipedia

   en.wikipedia.org/wiki/Superhard_material

   A superhard material is not necessarily "supertough". For example, the fracture toughness of diamond is about 7–10 MPa·m 1/2, [16] [17] which is high compared to other gemstones and ceramic materials, but poor compared to many metals and alloys – common steels and aluminium alloys have the toughness values at least 5 times higher. [18]

7. Diamond enhancement - Wikipedia

   en.wikipedia.org/wiki/Diamond_enhancement

   Diamond enhancement. Diamond enhancements are specific treatments, performed on natural diamonds (usually those already cut and polished into gems), which are designed to improve the visual gemological characteristics of the diamond in one or more ways. These include clarity treatments such as laser drilling to remove black carbon inclusions ...