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Space from Hilbert space: Recovering geometry from bulk
Space from Hilbert space: Recovering geometry from bulk

Quantum error correction
Quantum error correction

... Assuming errors on different bits are independent from each other the probability of getting no flip errors is (1−p)3 , the probability of one flip is 3(1−p)2 p, the probability of two flips is 3(1 − p)p2 and probability of getting an error on all the bits is p3 . We decode the output states by a ma ...
Spin Foam Models of Quantum Spacetime
Spin Foam Models of Quantum Spacetime

The Basics of Quantum Physics: Introducing State Vectors
The Basics of Quantum Physics: Introducing State Vectors

... In this case, you can say that the total of the two dice is the quantum number and that each quantum number represents a different state. Each system can be represented by a state vector — a one-dimensional matrix — that indicates the relative probability amplitude of being in each state. Here’s how ...
Nature’s Queer Performativity “O 25
Nature’s Queer Performativity “O 25

... Morality”, an article whose title betrays all subtlety, is not in the least bit out of step with science reporting in its use of moral descriptors like “noble”, “cheaters”, “leeches”, “cooperating with strangers”, “self-sacrifice” to describe amoebic behaviors. It goes on to explain that amoebas are ...
Chapter 5 Quantum Information Theory
Chapter 5 Quantum Information Theory

... Chapter 5 Quantum Information Theory Quantum information theory is a rich subject that could easily have occupied us all term. But because we are short of time (I’m anxious to move on to quantum computation), I won’t be able to cover this subject in as much depth as I would have liked. We will settl ...
Floquet topological insulators Phys. Stat. Sol. Rap
Floquet topological insulators Phys. Stat. Sol. Rap

... band insulator with no edge states and zero Chern number (CI = 0). This means that the effective Floquet Hamiltonian also has a chiral edge state, as we discuss next. 3 Creating new topological phases by light Here we start from semi-metallic graphene (CI not defined) or from an insulator with trivi ...
Enabling single-mode behavior over large areas with photonic Dirac
Enabling single-mode behavior over large areas with photonic Dirac

Topological insulator with time
Topological insulator with time

... † Spin-down: quantum Hall state with C=-1 † The whole system still have C=0 (no Hall effect), but this is an insulator with metallic edge states. Remarks: † In the model of Haldane, the complex hopping terms was induced by a staggered magnetic field. Here, in the Kane-Melee model, the complex hoppin ...
Document
Document

... system evolves in time (quantum mechanics) ...
Quantification of Linear Entropy for Quantum Entanglement in He, H
Quantification of Linear Entropy for Quantum Entanglement in He, H

How to Construct Quantum Random Functions
How to Construct Quantum Random Functions

... Goldreich, Goldwasser, and Micali show how to build a pseudorandom function PRF from any length-doubling pseudorandom generator G. This construction is known as the GGM construction. Pseudorandom generators can, in turn, be built from any one-way function, as shown by Håstad et al. [HILL99]. The se ...
Gravitation
Gravitation

... (2) Datum 3(g) will be considered as the sun’s momentum field range. From (1), (27), and data 3(c, g), we have: σ = 5.26 x 10–25 s/kg A 1 kg point-mass with a speed of 1 m/s has an effective momentum field range of the order 10–24 m. From (1), (27), (29), and datum 3(h), the black hole at the center ...
Photon-number state on-demand source by cavity parametric
Photon-number state on-demand source by cavity parametric

Modeling quantum fluid dynamics at nonzero temperatures
Modeling quantum fluid dynamics at nonzero temperatures

Chapter 2 - Erwin Sitompul
Chapter 2 - Erwin Sitompul

... Colonel Charles Coulomb, performed an elaborate series of experiments using devices invented by himself.  Coulomb could determine quantitatively the force exerted between two objects, each having a static charge of electricity.  He wrote seven important treatises on electric and magnetism, develop ...
07.04.2015 - Erwin Sitompul
07.04.2015 - Erwin Sitompul

04.04.2016 - Erwin Sitompul
04.04.2016 - Erwin Sitompul

... Colonel Charles Coulomb, performed an elaborate series of experiments using devices invented by himself.  Coulomb could determine quantitatively the force exerted between two objects, each having a static charge of electricity.  He wrote seven important treatises on electric and magnetism, develop ...
How do you divide your (two dimensional) time? .1in SLE, CLE, the
How do you divide your (two dimensional) time? .1in SLE, CLE, the

... pieces (particularly if you are a Liouville quantum gravity string, and by “time” you mean the intrinsic Riemannian ...
Model for the magnetoresistance and Hall coefficient of inhomogeneous graphene 兲
Model for the magnetoresistance and Hall coefficient of inhomogeneous graphene 兲

... graphene film, followed by an apparent saturation at sufficiently strong magnetic field. These authors found that the magnetoresistance was inconsistent with a two-fluid model of transport by n-type and p-type charge carriers in a homogeneous sheet of graphene and suggested that it might agree bette ...
A Study of Hyperfine Splitting in Ground State of H
A Study of Hyperfine Splitting in Ground State of H

... The electron and the proton in atomic hydrogen constitute tiny magnetic dipoles, whose interaction energy varies according to the relative orientation of their dipole moment. If the spins are parallel (or, more precisely,if they are in the triplet state), the energy is somewhat higher than it is whe ...
Projective Measurements
Projective Measurements

March 2002 Vol - Basarab Nicolescu
March 2002 Vol - Basarab Nicolescu

... of Reality’. Therefore, I introduced this notion into an article published in 1982 [2]. The form of this concept was resumed in the first edition of my book ‘Us, the particle and the world’ [3]. Afterwards, during the years, I developed this idea in several books, articles and conferences. In 1992, ...
1 - ELTE
1 - ELTE

... Molecules having no permanent dipole moment may have, through interaction with the field, an induced electric dipole moment that exists only when the molecule is in electrostatic or electromagnetic field. In other words: molecules without charge separation are placed in external field going to acqui ...
Silicon quantum electronics
Silicon quantum electronics

... efficiency for certain problems that take a very long time to solve on a conventional computer, such as searching large databases and breaking encryption codes. Besides this, a quantum computer will be able to perform quantum simulations that are impossible to do on classical computers [8]. Quantum ...
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History of quantum field theory

In particle physics, the history of quantum field theory starts with its creation by Paul Dirac, when he attempted to quantize the electromagnetic field in the late 1920s. Major advances in the theory were made in the 1950s, and led to the introduction of quantum electrodynamics (QED). QED was so successful and ""natural"" that efforts were made to use the same basic concepts for the other forces of nature. These efforts were successful in the application of gauge theory to the strong nuclear force and weak nuclear force, producing the modern standard model of particle physics. Efforts to describe gravity using the same techniques have, to date, failed. The study of quantum field theory is alive and flourishing, as are applications of this method to many physical problems. It remains one of the most vital areas of theoretical physics today, providing a common language to many branches of physics.
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