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Articles related to "Particle Physics"
Martinus Veltman - Particle Physics and Gauge Theories Martinus Veltman shared the Nobel Prize in Physics in 1999 for his work in building the mathematical model that predicted the properties of sub-atomic particles. martinus veltman • particle physics • fermi • brookhaven • cern
Tevatron Racing LHC to the Finish Fermilab's Tevatron is trying to make more scientific news before Europe's huge Large Hadron Collider completes repairs and begins operations again in the Spring of 2009. tevatron • lhc • higgs is hiding • strong link to higgs • quark discoveries
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
Can the CERN LHC Destroy Earth? A calculation of the total energy density produced by protons in the Large Hadron Collider at CERN shows it is not likely to destroy Earth. large hadron collider • lhc • subatomic particles • proton • hadron
CERN Large Hadron Collider to Restart Late 2009 Damage to CERN's Large Hadron Collider from the mishap shortly after it opened in September, 2008 required extensive repairs. The LHC will restart in late 2009. large hadron collider • lhc • proton • hadron • cern
Frederick Reines - Co-Discoverer of the Neutrino Frederick Reines casts a long shadow on elementary particle physics, as an early participant in the Manhattan Project, as co-discoverer of the neutrino, as founding Dean of the School of Physical Sciences at the University of California at Irvine, and as co-winner of the 1995 Nobel Prize in physics. frederick reines • elementary particle physics • manhattan project • neutrino • university of california at irvine
Principles of Particle Detection The scientific explanation of what exactly is happening within a particle accelerator experiment is not that complicated. It relies on just a couple fundamental laws. how does a particle accelerator work • particle collisions • theoretical physics • albert einstein • what is a particle accelerator
The Black Hole War - A Review Susskind's "Battle with Stephen Hawking to Make the World Safe for Quantum Mechanics" is a fascinating, if mind-boggling, read. black hole war • quantum physics • string theory • introduction quantum mechanics • leonard susskind
What are Electron Volts High energy particle physicists who study elementary subatomic particles measure the energy of fundamental particles in units of electron volts, eVs. ev • electron volt • mev • energy • elementary particles
What Are Hadrons Protons and other types of hadrons interact via the strong nuclear force. Hadrons are further classified into mesons and baryons. hadron • subatomic particles • high energy particle physics • large hadron collider • lhc
What Are Leptons Leptons are a class of elementary subatomic particles, which includes electrons and neutrinos, that interact via the weak nuclear force. lepton • subatomic particles • particle physics • elementary particles • hadron
What Happened to the CERN Large Hadron Collider Shortly after the CERN Large Hadron Collider accelerated its first protons, an accidental liquid He leak caused some magnets to warm up and necessitated repairs. large hadron collider • lhc • proton • hadron • cern
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
Finding the God Particle Scientists hope to solve the mystery of matter by mimicking conditions that existed just a fraction of a second after the Big Bang. defining the god particle • doomsday machine • large hadron collider • conditions after the big bang • hole in the standard model
Bohr's Model of the Atom The Bohr model of the atom was a major leap forward in our understanding of atomic structure and quantum mechanics, but it was not the final answer. bohr model of hydrogen atom • niels bohr • bohr atom • hydrogen atom • bohr atomic model
Early Particle Accelerators The history of subatomic research is truly interesting - from the early laboratory experiments to capturing cosmic rays to the glory of modern accelerators. particle acceleration • particle physics • how are subatomic particles discovered • how are subatomic particles studied • what is a particle accelerator
Chemistry Major The chemistry major is a popular major at many schools that is a prerequisite for Medical School programs as well as for many careers in pure and applied sciences. chemistry major • christopher e. katz • sepracor pharmaceuticals • fundamental building blocks • components of the atom
Defining Quantum Mechanics Quantum physics is recognized by many as one of the most difficult concepts in science. While this is surely true, it is not entirely beyond the grasp of the layman. what is quantum mechanics • albert einstein • theory of relativity • thomas young • uncertainty
Louis de Broglie, Physicist Brief biography of Louis de Broglie who discovered the wave nature of electrons that established the wave-particle dualism. louis de broglie • louis de broglie physicist • de broglie wave-particle duality • de broglie wave nature of electrons • de broglie brief bio
Seeking god in nature Recent speculation points toward a convergence between science and religion. Does nature give evidence for the existence of God, or does she speak only for herself? god • science • religion • nature • quantum mysticism
Heisenberg Uncertainty Principle Werner Heisenberg's uncertainty principle means that on a microscopic scale, we can know where something is or where it is going, but not both at the same time. werner heisenberg • quantum mechanics • uncertainty principle • energy and momentum • heisenberg uncertainty principle
Niels Bohr, Physicist Brief biography and philosophy of Niels Bohr, famous for the atomic structure model, the foundation of quantum mechanics. niels bohr physicist • niels bohr brief biography • niels bohr atomic structure • niels bohr atomic theory • niels bohr discoveries
The Photoelectric Effect In addition to his work on relativity in 1905, Einstein published an explanation for the photoelectric effect that earned him the 1921 Nobel Prize. photoelectric • photon light • quantum mechnics • quantum physics • photoelectric effect
Wave Particle Duality Light and all types of subatomic elementary particle show properties of both waves and particles. quantum physics • de broglie • wave particle duality • photon light • davisson germer experiment
World's Biggest Gun Set to Fire September 2008 Straddling the Franco-Swiss border near Geneva, 50 meters underground and an astonishing 17 miles long; the Large Hadron Collider (LHC) is easily the World's biggest gun. world's biggest gun • lhc could destroy earth • discovery of higgs bozon • recreate the big bang • lhc will fire in september
Are Scientists Closing in on the Higgs Boson? Scientists with the Fermi National Accelerator Laboratory say their machine has a 50% chance of discovering the particle which is believed to give mass to the universe. large hadron collider • lhc • tevatron • peter higgs • higgs boson
Martin Perl - The Third Quark-Lepton Family - Tau Lepton Martin Perl won the Nobel Prize in Physics in 1995 for his discovery of a third quark-lepton family of elementary particles. His research extended the Standard Model for physics. martin perl • nobel prize in physics • elementary particles • tau lepton • stanford university
Paul Dirac and the Positron In the late 1920's Paul Dirac it was discovered that "normal" electrons might not be the only ones to exist. There might be an "opposite" particle as well. positron • discovery of the positron • theory of antimatter • paul diract • dirac's equation
The Physics Family Physics is a discipline of science that includes many interrelated and active branches. branches of physics • classic physics • classical physics • modern physics • applied physics
American Composer Harry Partch If you are looking for a sound that is slightly bizarre but always fascinating, investigate the music of Harry Partch. harry partch • cloud-chamber music • twentieth-century composers • american composers • just intonation
CERN – The Big Bang Machine With the much heralded switch on of the Large Hadron Collider, scientists can begin investigating conditions comparable to those at the beginning of time. cern • lhc • big bang machine • lhc at cern • what's the lhc for
The Subject is Physics Explore the dynamics of nature from the microscopic to the macroscopic on the Internet. physics • physical science • cat scans • mri • laser
A Brief History of the Internet The Internet began as a small operation in the Department of Defense but many great thinkers and developers have come to make it what it is today. arpanet • tcp/p • world wide web consortium • tim berners-lee • cern
Biography of Stephen Leacock Sunshine Sketches of a Little Town was Leacock's best known work but his most financially rewarding effort was a text book which became a university standard for 20 years stephen leacock • sunshine sketches of a little town • stephen leacock memorial home • stephen leacock medal for humor • canadian humorist
Calculating Density of Black Holes To form a black hole, matter must be compressed to such high densities that it is smaller than the event horizon or Schwarzschild radius. black hole • event horizon • schwarzschild radius • density • energy density
Characters of Watchmen Watchmen is a complex story populated with a wide array of three-dimensional characters. This article gives a rundown of major characters in the graphic novel. watchmen movie adaptation • characters in watchmen • alan moore graphic novel • rorschach • dr. manhattan
Cosm by Gregory Benford Cosm, by Gregory Benford, is a science fiction novel based around the idea that a physics professor accidentally creates a baby universe. cosm • gregory benford • physics professors • uc irvine • college professors
Fundamental Particles What are the smallest constituents or basic building blocks of all matter? fundamental • particles • web sites • science • constituents
Origin of Matter in the Universe In the big bang theory, matter formed in the early universe as elementary particles including protons, electrons, and neutrons. big bang theory • universe • elementary particles • protons • electrons
Physics and the Bush Gore Election From a physicists viewpoint, the extremely close 2000 Bush Gore presidential election was a problem with measurement uncertainties and significant figures. 2000 presidential election • bush gore • uncertainty measurements • chads • significant figures
Physics for Dummies Stephen W. Hawking has updated his profound classic with A Briefer History of Time and includes new data from observational astronomy and particle physics. stephen w. hawking • stephen hawking • physics • brief history of time • briefer history of time
Schrödinger's Cat Paradox Quantum physics presents a complex view of the universe. Erwin Schrödinger criticized the theory by posing one of the most famous thought experiments in modern physics. schrödinger • quantum • cat • paradox • physics
Scientist Werner Heisenberg Werner Karl Heisenberg's brief bio. He laid the foundations of Quantum Mechanics, and formulated the 'Uncertainty Principle' and 'Matrix Mechanics.' werner heisenberg • biography of heisenberg • heisenberg and uncertainty principle • heisenberg atomic model • formulated matrix mechanics
The Basics of Nanotechnology The word "nanotechnology" in itself can be intimidating to people who do not understand it. A brief explanation of this science helps to sort out some of these issues. nanotechnology • nanoscience • nanotechnology basics • history of nanotechnology • nanorobots
The Ethics of 21st Century Science This century could see scientific discoveries ranging from designer babies to thinking machines, and such discoveries will raise profound ethical questions. 21st century science • the ethics of future science • moral implications of 21st century science • ethical debate in science • physics in the 21st century
Wormholes A Wormhole is a theoretical shortcut through spacetime that connects two distant locations. wormhole • lorentzian wormhole • euclidean wormhole • spacetime events • spacetime
Albert Einstein, Scientist Brief biography of Albert Einstein, German-born Swiss-American mathematical physicist famous for Theory of Relativity with equation E=MC² einstein • albert einstein scientist • einstein biography • theory of relativity • e=mc2
Anti-Particles and Anti-Matter The discovery of the positron paved the way for further realization that every particle known must also have an "anti" particle. anti-matter • what is anti-matter • antiprotons • antineutrons • matter antimatter annihilation
Antimatter Does Exist but Not as Shown in Movies Does antimatter exist - and can it be harnessed by both physicists and novelists? frank • close • obe • matter • dan
Contemporary ideology and its cost While surfing the internet to understand such concepts as particle physics and the nature of consciousness, I encounter more rhetoric than thought. But in arguing over beliefs and theories, it's easier to blame one another for what's wrong with the world than to take responsibility. ideology • beliefs • science • religion • evolution |
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