Search Results - "Raizen, Mark G."

Millikelvin cooling of an optically trapped microsphere in vacuum by Raizen, Mark G, Li, Tongcang, Kheifets, Simon

“…Cooling of micromechanical resonators towards the quantum mechanical ground state in their centre-of-mass motion has advanced rapidly in recent years. This…”
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Observation of Brownian Motion in Liquids at Short Times: Instantaneous Velocity and Memory Loss by Kheifets, Simon, Simha, Akarsh, Melin, Kevin, Li, Tongcang, Raizen, Mark G.

“…Measurement of the instantaneous velocity of Brownian motion of suspended particles in liquid probes the microscopic foundations of statistical mechanics in…”
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Measurement of the Instantaneous Velocity of a Brownian Particle by Li, Tongcang, Kheifets, Simon, Medellin, David, Raizen, Mark G

“…Brownian motion of particles affects many branches of science. We report on the Brownian motion of micrometer-sized beads of glass held in air by an optical…”
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Highly Resolved Brownian Motion in Space and in Time by Mo, Jianyong, Raizen, Mark G

“…Since the discovery of Brownian motion in bulk fluids by Robert Brown in 1827 , Brownian motion at long timescales has been extensively studied both…”
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Brownian motion at short time scales by Li, Tongcang, Raizen, Mark G.

“…Brownian motion has played important roles in many different fields of science since its origin was first explained by Albert Einstein in 1905. Einstein's…”
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Direct observation of the full transition from ballistic to diffusive Brownian motion in a liquid by Huang, Rongxin, Chavez, Isaac, Taute, Katja M., Lukić, Branimir, Jeney, Sylvia, Raizen, Mark G., Florin, Ernst-Ludwig

“…At timescales once deemed immeasurably small by Einstein, the random movement of Brownian particles in a liquid is expected to be replaced by ballistic motion…”
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Testing the Maxwell-Boltzmann distribution using Brownian particles by Mo, Jianyong, Simha, Akarsh, Kheifets, Simon, Raizen, Mark G

“…We report on shot-noise limited measurements of the instantaneous velocity distribution of a Brownian particle. Our system consists of a single micron-sized…”
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Observation of Chaos-Assisted Tunneling between Islands of Stability by Steck, Daniel A., Oskay, Windell H., Raizen, Mark G.

“…We report the direct observation of quantum dynamical tunneling of atoms between separated momentum regions in phase space. We study how the tunneling…”
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Single-photon cooling at the limit of trap dynamics: Maxwell's demon near maximum efficiency by Travis Bannerman, S, Price, Gabriel N, Viering, Kirsten, Raizen, Mark G

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Comprehensive Control of Atomic Motion by Raizen, Mark G

“…Recent work provides a general two-step solution to trapping and cooling of atoms. The first step is magnetic stopping of paramagnetic atoms with the use of a…”
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Do atoms age? by Raizen, Mark G., Kaplan, David E., Rajendran, Surjeet

“…Time evolution generically entangles a quantum state with environmental degrees of freedom. The resulting increase in entropy changes the properties of that…”
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Toward Cold Chemistry with Magnetically Decelerated Supersonic Beams by Narevicius, Edvardas, Raizen, Mark G

“…A study investigated the chemical processes of cold chemistry at 10-100 Kelvin temperatures and their role in molecule formation. Data conclude that the…”
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Mercury Isotopes for Efficient UV Lamps and Fluorescent Lighting by Raizen, Mark G.

“…Mercury-discharge lamp technology is the basis for fluorescent lighting and UV lamps for water purification. We showed that by modifying the ratios of the…”
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Broadband boundary effects on Brownian motion by Mo, Jianyong, Simha, Akarsh, Raizen, Mark G

“…Brownian motion of particles in confined fluids is important for many applications, yet the effects of the boundary over a wide range of time scales are still…”
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Demonstration of magnetically activated and guided isotope separation by Mazur, Thomas R., Klappauf, Bruce, Raizen, Mark G.

“…Enriched isotopes are widely used in medicine, basic science and energy production, and the need will only grow in the future. The main method for enriching…”
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Stopping supersonic beams with a series of pulsed electromagnetic coils: an atomic coilgun by Narevicius, Edvardas, Libson, Adam, Parthey, Christian G, Chavez, Isaac, Narevicius, Julia, Even, Uzi, Raizen, Mark G

“…We report the stopping of an atomic beam, using a series of pulsed electromagnetic coils. We use a supersonic beam of metastable neon created in a gas…”
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Magnetically activated and guided isotope separation by Raizen, Mark G, Klappauf, Bruce

“…We propose a general method for efficient isotope separation. The principle of operation is based on an irreversible change of the mass-to-magnetic moment…”
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Single-photon atomic cooling by Price, Gabriel N, Bannerman, S Travis, Viering, Kirsten, Narevicius, Edvardas, Raizen, Mark G

“…We report the cooling of an atomic ensemble with light, where each atom scatters only a single photon on average. This is a general method that does not…”
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Nanoscale Imaging of Neutral Atoms with a Pulsed Magnetic Lens by Castillo-Garza, Rodrigo, Gardner, Jamie, Zisman, Sagi, Raizen, Mark G

“…We present a scheme for imaging of neutral atoms to the nanoscale with a pulsed magnetic lens and show its viability through numerical calculations. This…”
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Single-photon molecular cooling by Narevicius, Edvardas, Bannerman, S Travis, Raizen, Mark G

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