[go: up one dir, main page]

FR1024654A - Transit time selection mass spectrometer using frequency modulation - Google Patents

Transit time selection mass spectrometer using frequency modulation

Info

Publication number
FR1024654A
FR1024654A FR1024654DA FR1024654A FR 1024654 A FR1024654 A FR 1024654A FR 1024654D A FR1024654D A FR 1024654DA FR 1024654 A FR1024654 A FR 1024654A
Authority
FR
France
Prior art keywords
mass spectrometer
frequency modulation
transit time
time selection
selection mass
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
Other languages
French (fr)
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.)
Thales SA
Original Assignee
CSF Compagnie Generale de Telegraphie sans Fil SA
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 CSF Compagnie Generale de Telegraphie sans Fil SA filed Critical CSF Compagnie Generale de Telegraphie sans Fil SA
Application granted granted Critical
Publication of FR1024654A publication Critical patent/FR1024654A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J49/00—Particle spectrometers or separator tubes
    • H01J49/02—Details
    • H01J49/025—Detectors specially adapted to particle spectrometers
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J49/00—Particle spectrometers or separator tubes
    • H01J49/26—Mass spectrometers or separator tubes
    • H01J49/34—Dynamic spectrometers
    • H01J49/40—Time-of-flight spectrometers
    • H01J49/403—Time-of-flight spectrometers characterised by the acceleration optics and/or the extraction fields

Landscapes

  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Other Investigation Or Analysis Of Materials By Electrical Means (AREA)
FR1024654D 1950-09-16 1950-09-16 Transit time selection mass spectrometer using frequency modulation Expired FR1024654A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR873765X 1950-09-16

Publications (1)

Publication Number Publication Date
FR1024654A true FR1024654A (en) 1953-04-03

Family

ID=9359449

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1024654D Expired FR1024654A (en) 1950-09-16 1950-09-16 Transit time selection mass spectrometer using frequency modulation

Country Status (2)

Country Link
DE (1) DE873765C (en)
FR (1) FR1024654A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2921198A (en) * 1953-02-13 1960-01-12 Philips Corp Mass spectrometer

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1063834B (en) * 1953-02-13 1959-08-20 Philips Nv Device for analyzing substances or for detecting a small amount of a certain substance, in particular time-of-flight mass spectrometer with amplitude modulation of the ion beam
US2764691A (en) * 1953-08-03 1956-09-25 Jr John A Hipple Analysis by imparting unequal energies to ions
US2808516A (en) * 1954-06-08 1957-10-01 Exxon Research Engineering Co Mass spectrometer
US2798956A (en) * 1954-06-09 1957-07-09 Exxon Research Engineering Co Ion resonance mass spectrometer
DE1290740B (en) * 1958-06-06 1969-03-13 Siemens Ag Method for testing gas or metal vapor discharge vessels, in particular converter vessels, for the presence of foreign gases
DE4108462C2 (en) * 1991-03-13 1994-10-13 Bruker Franzen Analytik Gmbh Method and device for generating ions from thermally unstable, non-volatile large molecules

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2921198A (en) * 1953-02-13 1960-01-12 Philips Corp Mass spectrometer

Also Published As

Publication number Publication date
DE873765C (en) 1953-04-16

Similar Documents

Publication Publication Date Title
CH306176A (en) Mass spectrometry.
FR1024654A (en) Transit time selection mass spectrometer using frequency modulation
FR1044588A (en) Phase detector
FR1044665A (en) Frequency modulated oscillating circuit
FR1036851A (en) High frequency magnetron
FR1041971A (en) Frequency divider
FR1042815A (en) Pulse code modulator
FR1041175A (en) Nitrogen fertilizers
FR1039361A (en) Nitrogen fertilizer improvements
FR1041095A (en) Frequency modulated oscillator
FR1018860A (en) High frequency phase shift system
FR1017124A (en) Pulse frequency discriminator
FR1051144A (en) Development of frequency modulation systems using magnetrons
FR1021389A (en) Frequency multiplier
FR1042122A (en) Phosphate fertilizers
CH287011A (en) Frequency divider.
FR1040611A (en) Improvements to frequency modulation radar systems
FR60788E (en) Fertilizer
FR1019134A (en) High Frequency Oscillator Improvements
CA463791A (en) Snare trap
FR1104005A (en) Locking oscillator
AT170232B (en) Tactical apparatus
FR60446E (en) Stabilized frequency generator
FR1022732A (en) Potato degermer
FR1020723A (en) Frequency doubler