Chemistry Abbreviations and Acronyms

1. NOONS
   Natural Orbitals Occupation Numbers
2. NPOX
   Nonpurgeable Organic Halide
3. NPSSMO
   Nonpaired Spin Spatial Molecular Orbital
4. NPTOC
   Nonpurgeable Total Organic Carbon
5. NRIOSA
   Nonreactive Infinite-order Sudden Approxn.
6. NRMPI
   Non-resonant Multiphoton Ionization
7. NSWS
   National Surface Water Survey
8. NUCEF
   Nuclear Fuel Cycle Safety Engineering Research Facility
9. NVFRAM
   Nonvolatile Ferroelectric Random Access Memory
10. OBK2
    Second-order Oppenheimer-brinkman-kramers
11. OBK3
    Third-order Oppenheimer-brinkman-kramers
12. OBS-MCSC
    Optimized Basis Set-multiconfiguration Spin Coupled
13. OCBSE
    Orthogonality Constrained Basis Set Expansion Prodedure
14. OCCSD
    Open-shell Coupled-cluster (with) Single (and) Double (excitations)
15. ODEX
    Optical Dynamics Experiments
16. ODPAS
    Optically Detected Photoacoustic Spectroscopy
17. OHS MSDS
    Occupational Health Services Material Safety Data Sheets
18. OLPGAA
    On-line Prompt Gamma-ray Activation Analysis
19. OMHCE
    Organic Material Hydrocarbon Equivalent
20. OMNMHCE
    Organic Material Nonmethane Hydrocarbon Equivalent

Last updated: August 16, 2021 — Total entries: 20,930