Looks like no one added any tags here yet for you.
Wilhelm Conrad Roentgen
Professor at Wuerzburg University in Germany
Discovered x rays during 1895
He observed a fluorescent glow of crystals on a table near his tube. This tube consisted of a glass envelope bulb with positive and negative electrodes encapsulated in it
In the late 1895, one of Roentgen’s first experiments was a film of this wife, Bertha
Heinrich Geissler
Built the 1st vacuum tube, a sealed glass tube from which most of air had been evacuated (Geissler tube)
Hittorf-Crookes tube, the Lenard tube: modified version of Geissler tube
Johann Wilhelm Hittorf
German physicist that used the vacuum tube to study fluorescence
In 1870, he discovered CATHODE RAYS: a greenish fluorescence discharge
William Crookes
An english chemist who redesigned the vacuum tube and discovered that cathode rays were streams of charged particles during late 1870s
Philip Lenard
He discovered that cathode rays could penetrate a thin window of aluminum foil built into the walls of the glass tubes and cause fluorescent screens to glow
Otto Walkhoff
German dentist who made the 1st dental radiograph
He placed a glass photographic plate wrapped in black paper and rubber in his mouth and submitted himself to 25 minutes of x ray exposure
W.J. Morton
Made the 1st dental radiograph in the United States using a skull
He also lectured on the usefulness of x rays in dental practice and made the 1st whole body radiography using a 3 Ă— 6 ft sheet of film
C. Edmund Kells
A New Orleans dentist, is credited with the 1st practical use of radiographs in dentistry in 1896
Exposed the 1st dental radiograph in the United States using a living person
William H. Rollins
Boston dentist who developed the 1st dental x ray unit
Frank Van Woert
A dentist from New York City, was the 1st to use film in intraoral radiography
Howard Riley Raper
Indiana University professor, established the 1st college course in radiography for dental students