Asked By: Connor Long Date: created: Mar 04 2021
Is there anything harder than diamond
Answered By: Kevin Perry Date: created: Mar 04 2021
(PhysOrg.com) — Currently, diamond is regarded to be the hardest known material in the world. But by considering large compressive pressures under indenters, scientists have calculated that a material called wurtzite boron nitride (w-BN) has a greater indentation strength than diamond.
Asked By: Albert Howard Date: created: Sep 15 2021
What is the hardness of osmium
Answered By: Seth Ross Date: created: Sep 15 2021
Physical properties
Osmium is a hard but brittle metal that remains lustrous even at high temperatures. It has a very low compressibility. Correspondingly, its bulk modulus is extremely high, reported between 395 and 462 GPa, which rivals that of diamond (443 GPa). The hardness of osmium is moderately high at 4 GPa.
Asked By: Robert White Date: created: Sep 09 2021
Is diamond the hardest substance known to man
Answered By: Chase Green Date: created: Sep 09 2021
Diamond is the hardest naturally occurring substance found on Earth. But it is not the hardest substance. Wurtzite boron nitride (synthetic) and lonsdaleite (which comes from meteorites) are both harder.
Asked By: Nathan Thompson Date: created: Feb 05 2022
Is graphene harder than diamond
Answered By: Jayden Martinez Date: created: Feb 05 2022
Strength and stiffness
But the atoms within those layers are very tightly bonded so, like carbon nanotubes (and unlike graphite), graphene is super-strong—even stronger than diamond! Graphene is believed to be the strongest material yet discovered, some 200 times stronger than steel.
Asked By: Luke Lopez Date: created: Oct 11 2021
What can cut a diamond
Answered By: Landon Long Date: created: Oct 14 2021
Cleaving or sawing
Sawing is the use of a diamond saw or laser to cut the diamond rough into separate pieces.
Asked By: Louis Sanders Date: created: Jan 25 2021
Are Diamonds bulletproof
Answered By: Colin Turner Date: created: Jan 25 2021
Diamond Armor is certified bulletproof by NATO standards, waterproof thanks to nano-technology sealing and has an EMPA air conditioning system in-built to keep the wearer cool.
Asked By: Jonathan Flores Date: created: Aug 23 2021
Can osmium kill you
Answered By: Gabriel Rogers Date: created: Aug 25 2021
Unfortunately, Osmium forms a nasty compound, Osmium tetroxide, when exposed to air. Osmium Tetroxide is toxic, volatile, water soluble, and really wants to kill you. The density of Osmium is 23 grams per Cubic centimeter.
Asked By: Ashton Gonzales Date: created: Sep 03 2021
How much does osmium cost
Answered By: Carter Baker Date: created: Sep 05 2021
Its atomic number is 76, and its atomic weight is 190.23. As of 2018, it sells for $400 per troy ounce (about 31.1 grams), and that price had held steady for more than two decades, according to Engelhard Industrial Bullion prices.
Asked By: Martin Taylor Date: created: Jan 16 2021
Is osmium flammable
Answered By: Bryan Hill Date: created: Jan 19 2021
Osmium can be found in nature as a pure substance or within the mineral osmiridium. It’s oxide like osmium tetroxide form can be toxic towards organisms and is extremely flammable.
Asked By: Aaron Ross Date: created: Apr 07 2021
Can you crack a real diamond
Answered By: Douglas Anderson Date: created: Apr 10 2021
Diamonds do not crack.
Diamonds will not crack a little. You will either chip the diamond completely or not all. Often a client will see an inclusion in a diamond and think it is a crack -rest assured these are just inclusions. Inclusions in diamonds don’t usually lead to a diamond chipping.
Asked By: Dominic Taylor Date: created: Mar 27 2021
Can graphene stop a bullet
Answered By: Jeffery Jenkins Date: created: Mar 28 2021
Graphene Can Stop a Speeding Bullet. When fired, the bullets flew through the air at 600 meters per second, according to the researchers). Upon impact, the sheets of graphene absorbed twice as much impact as Kevlar, the material commonly used in bullet-proof vests, and did tens time better than steel.
Asked By: Hayden Mitchell Date: created: Oct 08 2021
How do you cut a diamond
Answered By: Joshua Patterson Date: created: Oct 08 2021
Diamond cutters use these four basic techniques: Cleaving – To cut a rough diamond down to a manageable size, the cutter must cleave it along the diamond’s tetrahedral plane, where it is the weakest. A wax or cement mold holds the diamond in place while the cutter carves a sharp groove along the plane.
Asked By: Kyle Ross Date: created: Dec 12 2020
Can graphene break
Answered By: Anthony Cook Date: created: Dec 12 2020
The relatively low fracture toughness means that it takes only a small crack in a piece of graphene to weaken it. And such small cracks are a natural consequence of making graphene. Perfect graphene can take about 100 Gigapascals (14 million pounds per square inch) of force before it breaks.
Asked By: Andrew Peterson Date: created: Feb 01 2022
Can graphene be cut
Answered By: Juan Clark Date: created: Feb 02 2022
Easily. Steel knives and scissors can easily cut through a 1-atom-thick layer of anything. Graphene is a single atom thick. Some groups have made multi-layer graphene but it’s still very thin.
Asked By: Benjamin Young Date: created: Mar 30 2021
Does Tesla use graphene
Answered By: Devin Moore Date: created: Apr 01 2021
Overall it would appear that Tesla is not the final answer on the graphene battery. But graphene is considered the “wonder material” of the 21st century, and if Tesla wants to keep up with the competition, it’s possible graphene batteries may be a part of the company’s future.
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