enow.com Web Search

Search results

1. Results from the WOW.Com Content Network

2. Prices of chemical elements - Wikipedia

   en.wikipedia.org/wiki/Prices_of_chemical_elements

   This is a list of prices of chemical elements. Listed here are mainly average market prices for bulk trade of commodities. ... Helium: 0.0001785: 0.008 ...

3. Helium - Wikipedia

   en.wikipedia.org/wiki/Helium

   The shortest-lived heavy helium isotope is the unbound helium-10 with a half-life of 2.6(4) × 10 −22 s. [7] Helium-6 decays by emitting a beta particle and has a half-life of 0.8 second. Helium-7 and helium-8 are created in certain nuclear reactions. [30] Helium-6 and helium-8 are known to exhibit a nuclear halo. [30]

4. Helium storage and conservation - Wikipedia

   en.wikipedia.org/wiki/Helium_storage_and...

   The average price of liquid helium in North America in 2013 was around $6 per liter and represents the lower end of the price range; Europe with around $10 per liter is in the middle, whereas Latin America and Asia expends the highest band range of $13–15 per liter. [5]

5. Helium supplies at risk from plunging oil prices – which is ...

   www.aol.com/news/helium-supplies-risk-plunging...

   For premium support please call: 800-290-4726 more ways to reach us

6. Helium production in the United States - Wikipedia

   en.wikipedia.org/wiki/Helium_production_in_the...

   Helium usually makes up a minuscule portion of natural gas, but can make up as much as 10 percent of natural gas in some fields. A helium content of 0.3 percent or more is considered necessary for commercial helium extraction. [1] In 2012, helium was recovered at 16 extraction plants, from gas wells in Colorado, Kansas, Oklahoma, Texas, and ...

7. The Helium Cliff: Will Government Gridlock Send Prices ... - AOL

   www.aol.com/news/2013-08-03-helium-cliff-soaring...

   For premium support please call: 800-290-4726 more ways to reach us

8. Hybrid Air Vehicles Airlander 10 - Wikipedia

   en.wikipedia.org/wiki/Hybrid_Air_Vehicles_Air...

   Airlander 10 in Hangar One at Cardington Airfield, January 2016. The HAV 304 / Airlander 10 is a hybrid airship, achieving lift, and thereby flight, via both aerostatic and aerodynamic forces. Unlike most airship designs, it does not have a circular cross-section, having adopted an elliptical shape with a contoured and flattened hull.

9. National Helium Reserve - Wikipedia

   en.wikipedia.org/wiki/National_Helium_Reserve

   The Helium Stewardship Act of 2013 mandated higher prices but a continued selldown to 3 billion cu ft (85 million m 3) remaining by October 1, 2018, which was achieved with auctions. [9] It also set a deadline of September, 30, 2021 for sale of the reserve.