CITIZEN SR-281 EN - Manual (Page 21)

File name : SR17E-E.doc
Date: 2003/10/8 Trimmed Size : 140 x 75 mm SCALE 1 : 1
-E21-
42. Josephson constant KJ 483597.89819 x10 9 Hz V –1
43. Von Klitzing constant RK 25812.8075730 ͈
44. Bohr magneton µB 927.40089937 x10 –26 J T –1
45. Bohr magneton in Hz/T µB/h 13.9962462456 x10 9 Hz T –1
46. Bohr magneton in K/T µB/k 0.671713112 K T –1
47. Nuclear magneton µN 5.0507831720 x10 –27 J T –1
48. Nuclear magneton in MHz/T µN/h 7.6225939631 MHz T –1
49. Nuclear magneton in K/T µN/k 3.658263864 x10 –4 K T –1
50. Classical electron radius re 2.81794028531 x10 –15 m
51. Electron mass me 9.1093818872 x10 –31 kg
52.
Electron mass energy
equivalent
mec 2 8.1871041464 x10 –14 J
53. Electron–muon mass ratio me/mµ 4.8363321015 x10 –3
54. Electron–tau mass ratio me/mτ 2.8755547 x10 –4
55.
Electron–proton mass
ratio
me/mp 5.44617023212 x10 –4
56.
Electron–neutron mass
ratio
me/mn 5.43867346212 x10 –4
57.
Electron–deuteron mass
ratio
me/md 2.72443711706x10 –4
58.
Electron charge to mass
quotient
ȉe/me ȉ1.75882017471 x10
11 Ckg –1
59. Compton wavelength λc 2.42631021518 x10 –12 m
60.
Compton wavelength
over 2 pi
Ȝ
c 386.159264228 x10 –15 m
61. Thomson cross section σe 0.66524585415 x10 –28 m 2
62.
Electron magnetic
moment
µe ȉ928.47636237x10
–26 J T –1
63.
Electron magnetic
moment to Bohr
magneton ratio
µe/µB ȉ1.00115965219
64.
Electron magnetic
moment to nuclear
magneton ratio
µe/µN ȉ1838.28196604
65.
Electron–muon magnetic
moment ratio
µe/µ µ 206.766972063
66.
Electron–proton magnetic
moment ratio
µe/µp ȉ658.210687566
67.
Electron–neutron
magnetic moment ratio
µe/µn 960.9205023
68.
Electron–deuteron
magnetic moment ratio
µe/µd ȉ2143.92349823
69.
Electron to shielded helion
magnetic moment ratio
µe/µ'h 864.05825510
70.
Electron magnetic
moment anomaly
a e 1.15965218694 x10 –3
71. Electron g–factor g e
ȉ2.00231930437
72. Electron gyromagnetic ratio γe 1.76085979471 x10 11 s –1 T –1