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Diamond Bar, California
Diamond Bar is a city in eastern Los Angeles County, California, incorporated in 1989 and named for the Diamond Bar cattle ranch brand registered in 1918. Population about 55,000; master-planned by Transamerica from 1956.
Diamond battery
A diamond battery, also called a nuclear diamond battery, is a betavoltaic battery using radioactive carbon-14 in synthetic diamond, first announced by UKAEA and the University of Bristol in December 2024.
Diamond clarity
Diamond clarity is one of the 4Cs of diamond grading, measuring the absence of internal inclusions and surface blemishes on a GIA scale from Flawless to I3.
Diamond color
Diamond color is the gem-trade grade of how little yellow or brown tint a diamond shows, graded D (colorless) to Z on the GIA scale.
Diamond color center
A diamond color center is an atomic-scale point defect in the diamond lattice that emits characteristic light and carries spin usable for quantum bits, single-photon sources, and nanoscale sensing.
Diamond composites
Diamond composites are material systems combining diamond with metals, ceramics, carbides, or other phases, studied chiefly as heat spreaders for high-power electronics since diamond/silicon carbide composites were first grown in 1992.
Diamond core drilling
Diamond core drilling is a rotary drilling method in which a diamond-impregnated bit cuts a solid cylinder of rock, called a core, for examination at the surface.
Diamond Court
Diamond Court (钻石球场), also Shouchuang Diamond Court, is the 15,000-seat center court of the China National Tennis Center in Beijing; opened 2011, hard court, 12-minute retractable roof, main stadium of the China Open.
Diamond cubic
The diamond cubic structure, also called the diamond lattice, is a crystal structure with tetrahedral bonding to four neighbors, adopted by diamond, silicon, germanium, and α-tin.
Diamond cut
Diamond cut is the quality of how a polished diamond's facets are arranged and proportioned, distinct from shape, and the factor that most determines its beauty.
Diamond DA62
The Diamond DA62 is a twin-engine, seven-seat light aircraft built by Diamond Aircraft Industries, certified by EASA in 2015 and powered by two Austro Engine AE330 jet-fuel piston engines.
Diamond Dallas Page
Diamond Dallas Page (Page Joseph Falkinburg), WWE Hall of Fame wrestler, three-time WCW world champion, and creator of DDP Yoga, a low-impact fitness program combining yoga, calisthenics, rehab, and dynamic resistance.
Diamond Dixon
Diamond Dixon (born 1992, El Paso, Texas) is an American 400m sprinter, 2012 London Olympic gold medallist in the 4x400m relay heats runner, Kansas Jayhawks alumna, 50.88 personal best.
Diamond Dogs
Diamond Dogs is David Bowie's eighth studio album, a 1974 RCA concept album loosely based on Orwell's Nineteen Eighty-Four after rights were denied, set in Hunger City, reaching UK number one and spawning the Diamond Dogs Tour.
Diamond dust
Diamond dust is a form of precipitation of very small, unbranched ice crystals that fall slowly from an apparently cloudless sky, typically in cold polar regions.
Diamond Eyes
Diamond Eyes is Deftones' sixth studio album (Reprise, May 4, 2010), produced by Nick Raskulinecz, first album with bassist Sergio Vega after Chi Cheng's 2008 accident, debuting at number 6 on the Billboard 200.
Diamond Foundry
Diamond Foundry is an American company founded in 2012 in San Francisco that grows single-crystal diamond in plasma reactors, selling jewelry-grade lab-grown diamonds under its VRAI brand.
Diamond Green Diesel
Diamond Green Diesel is a 50/50 joint venture of Valero Energy and Darling Ingredients producing renewable diesel at Gulf Coast plants in Louisiana and Texas since 2013.
Diamond grinding
Diamond grinding is a concrete pavement preservation technique, first used in California in 1965, that restores smoothness, friction, and noise levels by shaving a thin surface layer.
Diamond Head (group)
Diamond Head is an English heavy metal band formed in 1976 in Stourbridge, best known for the 1980 album Lightning to the Nations and its influence on Metallica.
Diamond Head, Hawaii
Diamond Head (Lēʻahi) is a 760-foot volcanic tuff cone near Waikīkī on Oʻahu, Hawaii, home to Diamond Head State Monument, a 1908 military summit trail, and a reservation-required state park.
Diamond interchange
A diamond interchange is a road junction where diagonal ramps in all four quadrants connect a freeway to a surface street via a single bridge.
Diamond Is Unbreakable (ダイヤモンドは砕けない)
Diamond Is Unbreakable (ダイヤモンドは砕けない) is Part 4 of JoJo's Bizarre Adventure by Hirohiko Araki, set in 1999 Morioh with Josuke Higashikata hunting serial killer Yoshikage Kira; adapted as a 39-episode 2016 anime and a 2017 Takashi Miike live-action film.
Diamond jubilee
Diamond jubilee: the 60th anniversary of an event, occasionally the 75th; term coined for Queen Victoria's 1897 celebration, later used for Elizabeth II's 2012 jubilee, Indian independence (Hirak Jayanti, 2007), and weddings.
Diamond Jubilee (album)
Diamond Jubilee is a 2024 album by Cindy Lee, Patrick Flegel's drag persona (ex-Women): 32 tracks, over two hours, self-released via Geocities and YouTube, later Polaris-shortlisted and Pitchfork's 2024 album of the year.
Diamond Jubilee of Elizabeth II
The Diamond Jubilee of Elizabeth II marked 60 years on the British throne, celebrated in June 2012 with a Thames pageant, street lunches, and beacon lightings worldwide.
Diamond League
The Wanda Diamond League is athletics' elite one-day meeting series, launched in 2010 to replace the Golden League. It runs 14 meetings plus a final across 32 disciplines, with 9.24 million USD prize money in 2026.
Diamond Life
Diamond Life is the 1984 debut album by British band Sade, released 16 July 1984 on Epic. Recorded at Power Plant Studios with producer Robin Millar, it reached UK No. 2 and US No. 5, won the 1985 Brit Award for Best British Album, and features Smooth Operator and Your Love Is King.
Diamond Light Source
Diamond Light Source is the United Kingdom's national synchrotron science facility at Harwell near Didcot, Oxfordshire, using X-rays from accelerated electrons to study matter at atomic scale.
Diamond magnetometry
Diamond magnetometry measures magnetic fields using the electronic spin of nitrogen-vacancy color centers in diamond, enabling nanoscale-resolution magnetic imaging at room temperature, proposed and demonstrated in 2008.