The reactor found in the alien craft at S4, as widely mentioned by physicist Robert Lazar is primarily based on a superheavy element with an atomic number of 115. Element 115 will be designated as "Ununpentium" according to IUPAC guidelines. Its periodic designation and electron configuration appear in the diagram at the top of the page.

GENERAL PROPERTIES

Name: Ununpentium Symbol: Uup

Atomic Number: 115 Atomic Weight: UNKNOWN

Density @ 293K: 31.5g/cm³ Atomic Volume: 13.45cm³/mol

Group: Superheavy Elements Discovered: 1989

STATES

State: Solid

Melting Point: 1740°C Boiling Point: 3530°C

Heat of Fusion: UNKNOWN kJ/mol Heat of Vaporisation: UNKNOWN kJ/mol

ENERGIES

1st Ionization Energy: 531 kJ/mol

Electronegativity: UNKNOWN

2nd Ionization Energy: 1756 kJ/mol Electron

Affinity: UNKNOWN kJ/mol

3rd Ionization Energy: 2653 kJ/mol

Specific Heat: UNKNOWN J/gK

Heat Atomization: kJ/mol atoms

APPEARANCE AND CHARACTERISTICS

Structure:  FCC Face-centered cubic  Color:  Reddish-orange  
Uses:  Reactor Fuel  Toxicity:  UNKNOWN  
Hardness:  UNKNOWN mohs  Characteristics:  Stable  
CONDUCTIVITY  
Thermal Conductivity:  6.1 J/m-sec°  Electrical Conductivity:  7.09 1/mohm-cm  
Polarizability:  20.5 A³