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… Introduction First as friends and later as lab partners, John … and a Theorist Walter Brattain and John Bardeen co-invented the transistor fourteen years after their initial … enabled the vacuum tube to meet its full potential when he invented the audion. The audion was able to conduct …
… a festival that I have attended in California, called Lightning In A Bottle. While those talk about why we may … for musicians including Jack White. Keegan Tawa, a local producer, will be playing both a live jazz music set with his …
… Introduction Charles F. Kettering's interest in the science of … their prototype to a version which could be mass produced for incorporation in the 1912 Cadillac models. … lead came about. Other Developments Kettering had invented the Delco Light Generator which revolutionized …
… Introduction Born in 1901, Enrico Fermi was truly a twentieth … artificial radioactivity, Fermi resolved to experiment in producing artificial radioactivity by substituting neutron … to experimental science. He devised a procedure to produce neutrons from the combination of radon and beryllium, …
… Introduction Who was Elmer Ambrose Sperry? What was the … the electric dynamos and arc lamps that Sperry had invented as a teenager. Over the next fifty years, Sperry's … (Scientific) Soldier An arc light is a type of lamp that produces light when electric current flows across a gap …
… Introduction Little information is publicly known about … railways. The Gibbon Double Girder Lap-Joint Track was invented to overcome these defective systems. The Gibbon … corresponded to the slots in the chairs. Connected by tie-rods, a pair of joint chairs was placed every fifteen feet. …
… Introduction After a childhood spent working on his family's … War I, another completely different namesake "C" tube was invented as the General Electric Laboratory collaborated … was calcium tungstate. William Coolidge redesigned and reinvented the X-ray generator tube by alteration and …
… would come at the beginning of the 20th century. He also invented the zoopraxiscope, a predecessor of the movie …
… into how worms sense their surroundings, find food, and reproduce. Her creative, interdisciplinary approach has …
… how impactful it can be in offering rapidly and massively produced solutions to combat many of the challenges being …
… Introduction Igor Sikorsky was an important part of aviation … disrupts the aircraft's balance and steering. Sikorsky invented an automatic control device that used tail wing … of the fixed-wing aircraft. The turboshaft engine, invented in the 1940s, matched the rotary wing power …
… before the imaging capabilities of the modern were invented. However, with the advent of technological …
From Transistors to Microprocessors: This Classic Arcade Game Was the First and Last of a Generation
… Introduction In 1916, the world awaited the technology that … practical utilization of discovery, invention, methods or products embodying substantial elements of leadership in … with line capacitance and resistance. Prior to the introduction of loading coils, high frequency noise caused …
… people with a live virus, many modern vaccines introduce just a tiny, non-infectious piece of a bacterium or …
… Unit 1 Introduction This unit serves as an introduction to the basic biology of the brain and is required … due to limitations in technology (noninvasive scans weren’t invented until the mid 20th century) and the ethical …
… electrical engineers, educators, artists, writers, actors, producers, researchers, leaders in government, …
… Introduction With a knack for mechanical tinkering, Guglielmo … who put him in contact with British experts, who in turn introduced him to Dr. William Preece, Chief Engineer of the …
… Introduction Robert Millikan was devoted to teaching and … textbooks which stressed laboratory-based learning in introductory physics at the high school and college levels. … Caltech, his research centered on "cosmic rays," a term he invented to describe high energy particles that strike the …
… Introduction Dr. Claude Elwood Shannon used mathematics to … a hundred years ago that the telephone and phonograph were invented, and these were followed by radio, motion pictures …
… Introduction A Chief Special Agent to the Census Bureau as well … slips or cards respectively. The Hollerith System won and production of punching machines and card sorters was set in … CTR's leadership in the market was restored through product research and improvements including the introduction …
… Introduction As a woman born in 1867 Poland, Marie Sklodowska … and obtain comparable data, Curie used the electrometer invented by her husband, Pierre, and his brother, Jacques, … Radium is spontaneously and continuously luminous and heat producing. Radium was used in medicine to destroy cancerous …
… Scanning electron microscopes and other technologies can produce imagery of microscopic subjects up to a certain size, … most of these extinct animals existed before cameras were invented, and the recorded information or drawings of these … illustrators collaborate with scientists and physicians to produce effective artwork that can be used to educate the …