FR1287180A - Perfectionnements apportés aux étalons de fréquence - Google Patents

Perfectionnements apportés aux étalons de fréquence

Info

Publication number
FR1287180A
FR1287180A FR859784A FR859784A FR1287180A FR 1287180 A FR1287180 A FR 1287180A FR 859784 A FR859784 A FR 859784A FR 859784 A FR859784 A FR 859784A FR 1287180 A FR1287180 A FR 1287180A
Authority
FR
France
Prior art keywords
frequency standards
standards
frequency
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
FR859784A
Other languages
English (en)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
SPACE TECHNOLOGY LAB
Original Assignee
SPACE TECHNOLOGY LAB
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by SPACE TECHNOLOGY LAB filed Critical SPACE TECHNOLOGY LAB
Priority to FR859784A priority Critical patent/FR1287180A/fr
Application granted granted Critical
Publication of FR1287180A publication Critical patent/FR1287180A/fr
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03L—AUTOMATIC CONTROL, STARTING, SYNCHRONISATION OR STABILISATION OF GENERATORS OF ELECTRONIC OSCILLATIONS OR PULSES
    • H03L7/00—Automatic control of frequency or phase; Synchronisation
    • H03L7/26—Automatic control of frequency or phase; Synchronisation using energy levels of molecules, atoms, or subatomic particles as a frequency reference
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N24/00—Investigating or analyzing materials by the use of nuclear magnetic resonance, electron paramagnetic resonance or other spin effects
    • G01N24/006—Investigating or analyzing materials by the use of nuclear magnetic resonance, electron paramagnetic resonance or other spin effects using optical pumping

Landscapes

  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • High Energy & Nuclear Physics (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Spectroscopy & Molecular Physics (AREA)
FR859784A 1961-04-25 1961-04-25 Perfectionnements apportés aux étalons de fréquence Expired FR1287180A (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR859784A FR1287180A (fr) 1961-04-25 1961-04-25 Perfectionnements apportés aux étalons de fréquence

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR859784A FR1287180A (fr) 1961-04-25 1961-04-25 Perfectionnements apportés aux étalons de fréquence

Publications (1)

Publication Number Publication Date
FR1287180A true FR1287180A (fr) 1962-03-09

Family

ID=8753789

Family Applications (1)

Application Number Title Priority Date Filing Date
FR859784A Expired FR1287180A (fr) 1961-04-25 1961-04-25 Perfectionnements apportés aux étalons de fréquence

Country Status (1)

Country Link
FR (1) FR1287180A (fr)

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