Chemistry

1. Conformational Isomer 100%
2. Rotational Spectra 79%
3. Molecules 63%
4. Water Type 60%
5. Gas 51%
6. Rotational Spectroscopy 48%
7. Molecular Beam 41%
8. Fourier Transform Microwave Spectroscopy 36%
9. Fenchone 34%
10. Tetrahydrothiophene 28%
11. Laser Ablation 28%
12. Fourier Transform 25%
13. Rotational Constant 24%
14. Quadrupole Coupling 23%
15. Ground State 23%
16. dimer 22%
17. Hydrogen 22%
18. Energy 22%
19. Non-Covalent Interactions 22%
20. Microwave Spectra 21%
21. Microwave Spectroscopy 19%
22. Limonene 19%
23. Internal Rotation 18%
24. Hydrogen Fluoride 17%
25. Hyperfine Structure 17%
26. Coupling Constant 16%
27. Jet 16%
28. Electric Discharge 15%
29. Amino Group 15%
30. Quantum Chemistry 15%
31. stability 14%
32. Group 13%
33. Ab Initio Calculation 13%
34. Rotational Transition 12%
35. Born-Oppenheimer Breakdown 11%
36. Anion 11%
37. Fluorobenzene 11%
38. Substitution Reaction 11%
39. Centrifugal Distortion Constant 11%
40. Ketone 10%
41. Compound Isomer 10%
42. electronics 10%
43. Reactivity 10%
44. formation 9%
45. Monoterpenoid 9%
46. Nuclear Quadrupole Coupling Constant 9%
47. Concentration 9%
48. Velocity 9%
49. Quantum Chemical Calculations 8%
50. Quadrupole 8%