By James Kakalios
A hugely unique exploration of the complex technological know-how of quantum mechanics made effortless to appreciate when it comes to popular culture.
As a tender technological know-how fiction fan, physicist James Kakalios marveled at the long run expected within the pulp magazines, comics, and movies of the '50s and '60s. by way of 2010, he was once definite we might have flying vehicles and jetpacks. yet what we ended up with-laptop pcs, MRI machines, Blu-ray gamers, and dozens of alternative real-life marvels-are much more incredible. In The outstanding tale of Quantum Mechanics, he explains why the improvement of quantum mechanics enabled our extraordinary current day.
In his trademark kind, Kakalios makes use of popular culture examples- every thing from the picture novel Watchmen to schlock horror video clips of the '50s-to elucidate the most complicated technological know-how there is. And he brings to existence the groundbreaking scientists whose discoveries made our current lifestyles attainable. alongside the way in which, he dispels the misunderstanding that quantum mechanics is unknowable by way of mere mortals. it is not magic; it really is science!
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Extra info for The Amazing Story of Quantum Mechanics: A Math-Free Exploration of the Science That Made Our World
Clinical researchers entered a “library phase,” cataloging all the kinds of radiation that diverse components emitted. utilizing the Greek alphabet as labels (α, β, γ, and so forth. , rather than a, b, c, and so on), they began with “alpha rays,” which grew to become out to be helium nuclei (two protons and neutrons) ejected from atoms discovered close to the tip of the periodic desk of the elements,7 then moved directly to “beta rays,” (high-speed electrons), by means of “gamma rays” (very high-energy electromagnetic radiation). eight whilst William Roentgen chanced on a sort of radiation that will fog a photographic plate, passing via paper or flesh yet now not steel or bones, he termed this unknown ra diation “X-rays. ” Roentgen’s discovery got here prior to the Greek nomenclature culture used for naming rays; he used the letter X, because it is the letter regularly hired in math difficulties for the unknown volume. (Roentgen’s “X-rays” have been the forerunner of many technology fiction X-based characters, resembling the X-Men, Professor X, Planet X, size X, aspect X, and X the Unknown). It used to be later proven that X-rays are easily electromagnetic waves—that is, light—with extra power than noticeable and ultraviolet mild yet much less strength than gamma rays. those kinds of radiation supplied scientists on the finish of the 19th century with new instruments to review topic. by means of exposing varied fabrics to those kinds of radiation and watching their impression, they can probe the internal operating of atoms. They have been capable, for the 1st time, to metaphorically take off the again plate and look at the mechanisms contained in the atomic watches. Admittedly this software was once extra like a hammer than a jeweler’s screwdriver, yet you employ what you may have. Lenard was once operating on the collage of Heidelberg and investigating the impact of sunshine publicity on a variety of metals. He chanced on via a sequence of cautious experiments that yes metals, while illuminated with ultraviolet gentle, provide off beta rays, that's, electrons. it should end up that the electrons he used to be gazing originated from the ocean of electrons that designate why all metals are reliable conductors of warmth and electrical energy. This, in hindsight, isn't that stunning. gentle incorporates strength, and while an item absorbs strength it warms up. a few of the extra strength within the steel might be transferred to the electrons, and in the event that they are sufficiently lively they could fly loose, no longer in contrast to the vigorous water molecules leaving the liquid floor of a sizzling cup of espresso and forming a cloud of steam above the mug. Philipp Lenard set approximately systematically investigating how the variety of electrons emitted from a given steel and their velocity trusted the frequency and depth of the ultraviolet gentle he used. right here the worries all started. think a steel as a sandy seashore on the ocean’s shore, and the electrons within the steel as small pebbles randomly scattered alongside the seashore (see determine 3). the sea waves crashing onto the seashore may be thought of the ultraviolet electromagnetic waves shining at the steel in Lenard’s scan.