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Neptunium
93
Np
[237]
Atomic Number 93
Atomic Weight [237]
Electron Config. 2-2-6-2-6-10-2-6-10-14-2-6-10-4-2-6-1-2
Electron configuration order: 1s-2s-2p-3s-3p-3d-4s-4p-4d-4f-5s-5p-5d-5f-6s-6p-6d-7s

Mechanical Properties Conditions
Phase Temp. (K) Pressure (Pa)
Density 20200 kg/m3 Solid  298.15 

Thermal Properties Conditions
Temp. (K) Pressure (Pa)
Melting Temperature 917.15 K   101325 
Boiling Temperature 4160 K   101325 
Critical Temperature 12000 K    
Thermal Conductivity 6.3 W/m-K 300 101325 
 
Glossary
Essentials of Manufacturing

Information, coverage of important developments and expert commentary in manufacturing.

Mechanical Engineers Outlook

Guide for those interested in becoming a mechanical engineer. Includes qualifications, pay, and job duties.

Selecting the Right 3D Printer

Discover how to choose the right 3D printer for your needs and the key performance attributes to consider.

3D Scanners

A white paper to assist in the evaluation of 3D scanning hardware solutions.