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fermium
Fermium Informationen, einschließlich Technische Daten, Safety Data und seine Eigenschaften, Forschung, Anwendungen und andere nützliche Fakten sind erörtert werden. Wissenschaftliche Fakten, wie die atomare Struktur, Ionisierungenergie, Fülle auf der Erde, Leitfähigkeit und thermischen Eigenschaften sind im Preis inbegriffen.

 

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Fermium ist ein Block F, Gruppe 3, Periode 7 Element. Die elektronische Konfiguration [Rn] 5f12 7s2. In seiner elementaren Form Fm's CAS-Nummer ist 7440-72-4. Die Fm Atom hat einen Radius von -. Uhr und es ist, Van der Waals Radius ist 200.pm.

Fermium entdeckt wurde von Albert Ghiorso im Jahre 1953. Named in honour of Enrico Fermi . Namen zu Ehren von Enrico Fermi.

 

 

 

FrenchFermium German Fermium Italian fermio Portugueseférmio Spanish fermio Swedish Fermium

Fermium Safety Data. The safety data for fermium metal, nanoparticles and its compounds can vary widely depending on the form. For potential hazard information, toxicity, and road, sea and air transportation limitations, such as DOT Hazard Class, DOT Number, EU Number, NFPA Health rating and RTECS Class, please see the specific material or compound referenced in the left margin.

Ionisation Energie. Die Ionisierungenergie für fermium (die am wenigsten Energie benötigt, um ein einzelnes Elektron aus dem Atom in seinem Grundzustand in der Gasphase) ist in der folgenden Tabelle dargestellt:

1st Ionization Energy
627.16 kJ mol-1
2nd Ionization Energy
- kJ mol-1
3rd Ionization Energy
- kJ mol-1

Conductivity. As to fermium's electrical and thermal conductivity, the electrical conductivity measured in terms of electrical resistivity @ 20 ºC is - µOcm and its electronegativities (or its ability to draw electrons relative to other elements) is -. The thermal conductivity of fermium is - W m-1 K-1.

Thermal Properties of Fermium. The melting point and boiling point for fermium are stated below. The following chart sets forth the heat of fusion, heat of vaporization and heat of atomization.

Heat of Fusion
- kJ mol-1
Heat of Vaporization
- kJ mol-1
Heat of Atomization
141 kJ mol-1



 
Formula Atomic Number Molecular Weight Electronegativity (Pauling) Density Melting Point
Boiling Point
Vanderwaals radius
Ionic radius Energy of first ionization
Fm 100 (257)  g.mol -1 1.3 - g/L 1527  °C - °C .200 nm - pm 627.16 kJ.mol-1

PRODUCT CATALOG German Operations Submicron & Nanopowder Tolling Ultra High Purity Sputtering Target Crystal Growth Rod, Plate, Powder, etc. Foil
 
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Recent Research & Development for Fermium

  •  Nuclear isomers in superheavy elements as stepping stones towards the island of stability. Nature. 2006 Aug 24;442(7105):896-9.

  • First observation of atomic levels for the element fermium (Z=100). Phys Rev Lett. 2003 Apr 25;90(16):163002. Epub 2003 Apr 25.

  • Advancements in cancer therapy with alpha-emitters: a review. Int J Radiat Oncol Biol Phys. 2001 Sep 1;51(1):271-8. Review.

  • Radioimmunotherapy with alpha-emitting nuclides. Eur J Nucl Med. 1998 Sep;25(9):1341-51. Review.

  • Maximum permissible concentration (MPC) values for spontaneously fissioning radionuclides. Health Phys. 1977 Jul;33(1):35-43. No abstract available.

  • Effects of anions on sodium transport in toad urinary bladder. Am J Physiol. 1971 Oct;221(4):1019-26. No abstract available. PMID: 4999967 [PubMed - indexed for MEDLINE]

 

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