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2. Electrical resistivities of the elements (data page) - Wikipedia

   en.wikipedia.org/wiki/Electrical_resistivities_of...

   As quoted in an online version of: David R. Lide (ed), CRC Handbook of Chemistry and Physics, 84th Edition.CRC Press. Boca Raton, Florida, 2003; Section 4, Properties of the Elements and Inorganic Compounds; Physical Properties of the Rare Earth Metals

3. ALTR Created Diamonds - Wikipedia

   en.wikipedia.org/wiki/ALTR_Created_Diamonds

   Amish Shah, Founder of ALTR Created Diamonds, is a pioneer in the lab grown diamond marketplace. After gaining experience, through his family business, in the diamond industry and in fine jewelry at an early age, he joined R & R Grosbard Inc. in New York in 2001 and helped transform it into an international powerhouse.

4. Crystallographic defects in diamond - Wikipedia

   en.wikipedia.org/wiki/Crystallographic_defects...

   Synthetic diamonds of various colors grown by the high-pressure and high-temperature technique, the diamond size is ~2 mm. Infrared absorption spectrum of type IaB diamond. (1) region of nitrogen impurities absorption (here mostly due to the B-centers), (2) platelets peak, (3) self-absorption of diamond lattice, (4) hydrogen peaks at 3107 and ...

5. Hardnesses of the elements (data page) - Wikipedia

   en.wikipedia.org/wiki/Hardnesses_of_the_elements...

   This page was last edited on 16 November 2024, at 12:16 (UTC).; Text is available under the Creative Commons Attribution-ShareAlike 4.0 License; additional terms may apply.

6. WD Lab Grown Diamonds - Wikipedia

   en.wikipedia.org/wiki/WD_Lab_Grown_Diamonds

   WD Lab Grown Diamonds first 5 carat round brilliant diamond was graded by International Gemological Institute (IGI) on June 1, 2016. [3] On May 22, 2018, WD Lab Grown Diamonds announced that they had produced at 9.04 carat gem-quality diamond (graded as I color VS2 clarity IDEAL cut), eclipsing their previous record of 6 carats (January 2018 ...

7. Organoiridium chemistry - Wikipedia

   en.wikipedia.org/wiki/Organoiridium_chemistry

   Organoiridium compounds share many characteristics with those of rhodium, but less so with cobalt. Iridium can exist in oxidation states of -III to +V, but iridium(I) and iridium(III) are the more common. iridium(I) compounds (d 8 configuration) usually occur with square planar or trigonal bipyramidal geometries, whereas iridium(III) compounds (d 6 configuration) typically have an octahedral ...