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Articles related to "Alpha Particles"
Radioactivity and Alpha Particles Alpha particles are emitted from a radioactive substance by way of quantum tunneling and is governed by a statistical look at the strong nuclear force. alpha radiation • alpha decay • alpha particles • what is radiation • atomic radiation
Rutherford and the Atomic Nucleus New Zealander Ernest Rutherford made waves in the scientific community in the first couple decades of the twentieth century with his work on the atomic structure. ernest rutherford • atomic theory • discovery of the atomic nucleus • discovery of the proton • hans geiger
The Beginnings of Nuclear Physics In the final decades of the nineteenth and first few decades of the twentieth centuries, physicists would begin to unlock the mysteries of radioactivity. henri bequerel • marie curie • pierre curie • ernest rutherford • alpha particles
Atomic Structure In order to understand many phenomena in the study of chemistry it is important to know how atoms are made up. atoms • electrons • protons • neutrons • structure
First Baron Ernest Rutherford Brief Biography Brief biography of scientist Baron Ernest Rutherford whose work formed the basis of nuclear physics, best known for atom planetary model and atomic nucleus discovery. first baron ernest rutherford • ernest rutherford biography • rutherford atomic theory • rutherford father of nuclear physics • rutherford atomic model
Using Physics to Explain the World Much of the technology in our world seems mysterious and almost magical. However, elementary physics explains everything from GPS to hybrid cars to smoke detectors. gps • hybrid cars • electronic noise • smoke detectors • glass cracks
Martian Chronicles, the Backstage It's been over 2 months since Spirit landed, with Opportunity following suit 3 weeks later. Learn what they are doing, and about their masters on Earth. (Not at all the nerdy bunch you may have suspected). spirit • opportunity • apxs • mars • mini-tes
Atoms - The Smallest Part of All Elements They are as small as one-Angstrom diameter hydrogen, or as large as the heavyweight uranium atom, which is 238 x heavier than hydrogen.They are the stuff of life - atoms atoms the smallest part of an element • elements fundamental types of matter composed of a • atomic theory • the nature of the atom protons electrons neutrons • models of atom structure
Early Theories of Atomic Structure J. J. Thomson and Ernest Rutherford pioneered studies of atomic structure, but their early models of the structure of the atom had serious flaws. atomic structure • structure of the atom • plum pudding model • ernest rutherford • jj thomson
Understanding Bosons and Fermions The Higgs boson, aka the god particle, which physicists hope to detect with the new LHC, is the holy grail of modern particle physics. What are bosons and fermions? bosons • fermions • higgs boson • large hadron collider • lhc
Are Granite Floors and Countertops Safe? Polished granite is a luxurious, durable construction material that adds considerable value to a home. But experts say it can also increase one's risk of lung cancer. radon gas emissions from granite countertops • nature and geographic distribution of radon • nature of granite • economic uses of granite • u.s. safety levels for radon emissions
Nuclear Chain Reactions Most people are aware of the destructive force held within an atomic weapon, but what are physical forces are conspiring in order to cause such a violent explosion? nuclear reactions • nuclear chain reactions • atomic weapons • atomic bomb • atomic energy
The Discovery of the Neutron In 1932, James Chadwick proved that the atomic nucleus contained a neutral particle which had been proposed more than a decade earlier by Ernest Rutherford. james chadwick • discovery of the neutron • atomic structure • parts of an atom • how does an atom work |
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