Search RFCafe.com                           
      More Than 18,000 Unique Pages
Please support me by ADVERTISING!
Serving a Pleasant Blend of Yesterday, Today, and Tomorrow™ Please Support My Advertisers!
   Formulas & Data
Electronics | RF
Mathematics
Mechanics | Physics
     AI-Generated
     Technical Data
Pioneers | Society
Companies | Parts
Principles | Assns


 About | Sitemap
Homepage Archive
        Resources
Articles, Forums Calculators, Radar
Magazines, Museum
Radio Service Data
Software, Videos
     Entertainment
Crosswords, Humor Cogitations, Podcast
Quotes, Quizzes
   Parts & Services
1000s of Listings
 Vintage Magazines
Electronics World
Popular Electronics
Radio & TV News
QST | Pop Science
Popular Mechanics
Radio-Craft
Radio-Electronics
Short Wave Craft
Electronics | OFA
Saturday Eve Post

Software: RF Cascade Workbook
RF Stencils for Visio | RF Symbols for Visio
RF Symbols for Office | Cafe Press
Espresso Engineering Workbook

Aegis Power  |  Alliance Test
Centric RF  |  Empower RF
ISOTEC  |  Reactel  |  RFCT
San Fran Circuits

Temwell Filters

Innovative Power Products (IPP) Directional Couplers

Noisecom

Please Support RF Cafe by purchasing my  ridiculously low-priced products, all of which I created.

RF Cascade Workbook for Excel

RF & Electronics Symbols for Visio

RF & Electronics Symbols for Office

RF & Electronics Stencils for Visio

RF Workbench

T-Shirts, Mugs, Cups, Ball Caps, Mouse Pads

These Are Available for Free

Espresso Engineering Workbook™

Smith Chart™ for Excel

everythingRF RF & Microwave Parts Database (h1)

Sir Joseph John (J.J.) Thompson: A Short Biography

Sir Joseph John (J.J.) Thompson - RF Cafe

Joseph John Thompson (also known as J.J. Thomson) was a British physicist born on December 18, 1856, in Cheetham Hill, Manchester, England. He is best known for his discovery of the electron, for which he was awarded the Nobel Prize in Physics in 1906.

Thompson studied at Owens College in Manchester and Trinity College, Cambridge, where he became a fellow in 1884. He held a number of academic positions throughout his career, including professorships at the University of Cambridge and the Imperial College of Science and Technology in London.

Thompson's most famous experiment involved the use of a cathode ray tube, which allowed him to demonstrate the existence of negatively charged particles, which he called electrons. He also discovered that these particles had a much smaller mass than previously believed, and he proposed a model of the atom known as the "plum pudding" model, in which electrons were embedded in a positively charged sphere.

Thompson made many other contributions to the field of physics throughout his career, including work on the nature of X-rays, the behavior of gases at low pressures, and the measurement of the charge-to-mass ratio of the electron. He is also credited for first proposing waveguide transmission of electromagnetic waves in a cylindrical metal cavity.

Thompson died on August 30, 1940, in Cambridge, England, at the age of 83. He is remembered as one of the most important physicists of the late 19th and early 20th centuries, and his work laid the foundation for many later discoveries in the field of particle physics.


This content was generated by the ChatGPT artificial intelligence (AI) engine. Some review was performed to help detect and correct any inaccuracies; however, you are encouraged to verify the information yourself if it will be used for critical applications. In some cases, multiple solicitations to ChatGPT were used to assimilate final content. Images and external hyperlinks have also been added occasionally. Courts have ruled that AI-generated content is not subject to copyright restrictions, but since I modify them, everything here is protected by RF Cafe copyright. Your use of this data implies an agreement to hold totally harmless Kirt Blattenberger, RF Cafe, and any and all of its assigns. Thank you. Here are the major categories.

Electronics & High Tech Companies | Electronics & Tech Publications | Electronics & Tech Pioneers | Electronics & Tech Principles | Tech Standards Groups & Industry Associations | Societal Influences on Technology

everythingRF RF & Microwave Parts Database (h1)
Innovative Power Products (IPP) RF Combiners / Dividers

Rigol DHO1000 Oscilloscope - RF Cafe

Innovative Power Products Cool Chip Thermal Dissipation - RF Cafe