Matter-Light Condensates Reach Thermal Equilibrium
... laser beam that produces a ring of hot polaritons. This ring serves two purposes: it feeds a cold cloud of polaritons in the middle of the ring by scattering from the hot polaritons; and it traps the cloud by repulsion from the same polaritons (Fig. 1). Similar methods have enabled the design and en ...
... laser beam that produces a ring of hot polaritons. This ring serves two purposes: it feeds a cold cloud of polaritons in the middle of the ring by scattering from the hot polaritons; and it traps the cloud by repulsion from the same polaritons (Fig. 1). Similar methods have enabled the design and en ...
Physics from Computer Science — a position statement —
... the benefits of a high-level, conceptual approach to designing, programming and reasoning about quantum computational systems are just as compelling as for classical computation. At a more fundamental level, the von Neumann formalism is actually insufficiently comprehensive for informatic purposes. ...
... the benefits of a high-level, conceptual approach to designing, programming and reasoning about quantum computational systems are just as compelling as for classical computation. At a more fundamental level, the von Neumann formalism is actually insufficiently comprehensive for informatic purposes. ...
Relativistic Description of Two-body Scattering
... Quantum Electrodynamics (QED), the theory of Glashow, Weinberg and Salam (GWS theory), and Quantum Chromodynamics (QCD), respectively. It can be seen that fundamental particles have been classified based on their response to these interactions as well as their structure. The two main groups are hadr ...
... Quantum Electrodynamics (QED), the theory of Glashow, Weinberg and Salam (GWS theory), and Quantum Chromodynamics (QCD), respectively. It can be seen that fundamental particles have been classified based on their response to these interactions as well as their structure. The two main groups are hadr ...
Implementation of a quantum algorithm on a nuclear magnetic
... where B5 $ 0,1% is the set of possible values for a single bit. Such functions take a single bit as input, and return a single bit as their result. Clearly there are exactly four such functions, which may be described by their truth tables, as shown in Table II. These four functions can be divided i ...
... where B5 $ 0,1% is the set of possible values for a single bit. Such functions take a single bit as input, and return a single bit as their result. Clearly there are exactly four such functions, which may be described by their truth tables, as shown in Table II. These four functions can be divided i ...
Quantum Computation - University of Denver
... algorithm is quadratically faster than any possible search algorithm for a classical computer, and Shor’s quantum factorization algorithm is exponentially faster than any known classical counterpart. These experimental and theoretical results indicate that quantum computers are feasible and will be ...
... algorithm is quadratically faster than any possible search algorithm for a classical computer, and Shor’s quantum factorization algorithm is exponentially faster than any known classical counterpart. These experimental and theoretical results indicate that quantum computers are feasible and will be ...
Burning a Candle in a Vessel, a Simple Experiment
... beginning (see footnote 2) of the experiment. A correct analysis of this simple experiment, performed to discover the relationship between the change in volume of the enclosed air and the underlying chemical reaction, can be a challenging task. Wrong conclusions are typical in this experiment and in ...
... beginning (see footnote 2) of the experiment. A correct analysis of this simple experiment, performed to discover the relationship between the change in volume of the enclosed air and the underlying chemical reaction, can be a challenging task. Wrong conclusions are typical in this experiment and in ...
Experimental Investigations in Introductory Physics
... This reliance on observation distinguishes the natural sciences from such areas as metaphysics and astrology. However, the natural sciences also are in contrast to the discipline of mathematics. A mathematical system or theory can be created and it need only be self-consistent. This is, of course, n ...
... This reliance on observation distinguishes the natural sciences from such areas as metaphysics and astrology. However, the natural sciences also are in contrast to the discipline of mathematics. A mathematical system or theory can be created and it need only be self-consistent. This is, of course, n ...
Simultaneous Measurement
... (§7.1. “The Uncertainty Relations”) of Jammer’s The Conceptual Development of Quantum Mechanics (1966) we learn that development of the Heisenberg uncertainty principle was not at all the straightforward exercise that textbooks commonly respresent it to have been, and that many physicists (Bohr, Pau ...
... (§7.1. “The Uncertainty Relations”) of Jammer’s The Conceptual Development of Quantum Mechanics (1966) we learn that development of the Heisenberg uncertainty principle was not at all the straightforward exercise that textbooks commonly respresent it to have been, and that many physicists (Bohr, Pau ...
Quantum Correlation Experiments with Resonance Fluorescence
... a homodyne detector and an intensity correlator. Subsequently, a series of experiments is described starting with a Hong-Ou-Mandel type experiment. Here the fluorescence of two ions, situated in two spatially separated traps, is superimposed on a 50:50 beam splitter and the degree of the photons indi ...
... a homodyne detector and an intensity correlator. Subsequently, a series of experiments is described starting with a Hong-Ou-Mandel type experiment. Here the fluorescence of two ions, situated in two spatially separated traps, is superimposed on a 50:50 beam splitter and the degree of the photons indi ...
Majorana returns - MIT Center for Theoretical Physics
... ‘flavours’ of neutrino, corresponding to the different types of charged lepton was discovered4. Of course, if neutrinos really differ from antineutrinos, then they are not Majorana fermions. In recent years, however, the situation has come to seem less clear-cut, for it has been discovered that neut ...
... ‘flavours’ of neutrino, corresponding to the different types of charged lepton was discovered4. Of course, if neutrinos really differ from antineutrinos, then they are not Majorana fermions. In recent years, however, the situation has come to seem less clear-cut, for it has been discovered that neut ...
Diapositiva 1
... No possibility to know which are g and which are e along the (time) path: in the finale state there is interference between the two states: this is the Ramsey Interference. ...
... No possibility to know which are g and which are e along the (time) path: in the finale state there is interference between the two states: this is the Ramsey Interference. ...
A Brief Review on Quantum Bit Commitment
... a no-go theorem showing that unconditionally secure QBC is impossible unless relativistic effects are used. This impossibility comes from the fact that a cheating strategy using EPR pairs can always be implemented. Thus, different approaches have been presented in order to avoid the no-go theorem [1 ...
... a no-go theorem showing that unconditionally secure QBC is impossible unless relativistic effects are used. This impossibility comes from the fact that a cheating strategy using EPR pairs can always be implemented. Thus, different approaches have been presented in order to avoid the no-go theorem [1 ...
Padgett, M. (2014) Light`s twist. Proceedings of the Royal Society of
... been key to the development of this area, initially used by Grier and co-workers [18,19] to create multiple beams, the phasefronts of which can be shaped to give OAM and/or other beam properties—so-called holographic optical tweezers. Although the spin and orbital components contribute to the total ...
... been key to the development of this area, initially used by Grier and co-workers [18,19] to create multiple beams, the phasefronts of which can be shaped to give OAM and/or other beam properties—so-called holographic optical tweezers. Although the spin and orbital components contribute to the total ...
CHAPTER 23 The Interaction of Light with Matter: I
... In the quantum mechanical view of radiation, electromagnetic waves are made up of photons which carry both energy (h ν) and momentum (h ν/c). This implies that during scattering the photon exchanges momentum with the electron, causing the latter to recoil. This recoil is negligble, until the energy ...
... In the quantum mechanical view of radiation, electromagnetic waves are made up of photons which carry both energy (h ν) and momentum (h ν/c). This implies that during scattering the photon exchanges momentum with the electron, causing the latter to recoil. This recoil is negligble, until the energy ...
Quantum Theory: a Pragmatist Approach
... person holding it. If so, even the arch subjectivist de Finetti here adopts a natural property account of probability! Of course, he would insist that different persons may, and often do, hold different beliefs, which makes probability personalist—varying from person to person—and to that extent su ...
... person holding it. If so, even the arch subjectivist de Finetti here adopts a natural property account of probability! Of course, he would insist that different persons may, and often do, hold different beliefs, which makes probability personalist—varying from person to person—and to that extent su ...
