Jove
Visualize
Contact Us
JoVE
x logofacebook logolinkedin logoyoutube logo
ABOUT JoVE
OverviewLeadershipBlogJoVE Help Center
AUTHORS
Publishing ProcessEditorial BoardScope & PoliciesPeer ReviewFAQSubmit
LIBRARIANS
TestimonialsSubscriptionsAccessResourcesLibrary Advisory BoardFAQ
RESEARCH
JoVE JournalMethods CollectionsJoVE Encyclopedia of ExperimentsArchive
EDUCATION
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab ManualFaculty Resource CenterFaculty Site
Terms & Conditions of Use
Privacy Policy
Policies

Related Concept Videos

Limitations of Friedel–Crafts Reactions01:26

Limitations of Friedel–Crafts Reactions

5.1K
Several restrictions limit the use of Friedel–Crafts reactions. First, the halogen in the alkyl halide must be attached to an sp3-hybridized carbon for the Friedel–Crafts reactions to occur. Vinyl or aryl halides do not react since the carbocations formed are unstable under the reaction conditions. Second, Friedel–Crafts alkylation is susceptible to carbocation rearrangement, and the major products obtained have a rearranged carbon skeleton. In contrast, the acylium ion is...
5.1K
The de Broglie Wavelength02:32

The de Broglie Wavelength

25.2K
In the macroscopic world, objects that are large enough to be seen by the naked eye follow the rules of classical physics. A billiard ball moving on a table will behave like a particle; it will continue traveling in a straight line unless it collides with another ball, or it is acted on by some other force, such as friction. The ball has a well-defined position and velocity or well-defined momentum, p = mv, which is defined by mass m and velocity v at any given moment. This is the typical...
25.2K
The Maximum Power Transfer Theorem01:20

The Maximum Power Transfer Theorem

496
Consider a linear AC Thevenin equivalent circuit connected to a load impedance.
The load connected draws the current, and the circuit delivers the power to the load. The alternating current flowing through the load is determined using the rectangular form of voltages, currents, network impedance, and load impedance. The average power delivered to the load is obtained from the product of the square of current and load resistance.
496
IR Absorption Frequency: Delocalization01:04

IR Absorption Frequency: Delocalization

680
Electron delocalization refers to the distribution of electrons across multiple atoms within a molecule rather than being confined to a single atom or bond. This phenomenon is common in systems with conjugated bonds—structures where alternating single and double bonds allow π-electrons to move freely across the network. The movement of electrons stabilizes the molecule and can affect various chemical properties, including vibrational frequencies observed in IR spectroscopy.
In IR...
680
Protection of Alcohols02:31

Protection of Alcohols

7.1K
This lesson delves into the concept of protection and deprotection of a functional group fundamental to synthetic organic chemistry. These phenomena are explained in the context of aliphatic and aromatic alcohols.
Protection
It defines a protecting group as the masking agent to make the more reactive species inert to a given set of conditions. This concept is depicted via the illustration of liquid flow through different outlets in an assembly of pipes. The analogy helps to understand the role...
7.1K
Distillation: Vapor–Liquid Equilibria01:01

Distillation: Vapor–Liquid Equilibria

2.6K
Distillation is a separation technique that takes advantage of the boiling point properties of disparate elements in a mixture. To perform distillation, we begin by heating a miscible mixture of two liquids with a significant difference in boiling points (at least 20°C). As the solution heats up and reaches the bubble point of the more volatile component, some molecules of the more volatile component transition into the gas phase and travel upward into the condenser, which is a glass tube...
2.6K

You might also read

Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

Sort by
Same author

Union bound for quantum information processing.

Proceedings. Mathematical, physical, and engineering sciences·2019
Same author

Multipartite quantum correlations and local recoverability.

Proceedings. Mathematical, physical, and engineering sciences·2016
Same journal

Switchable band alignment in 2D-perovskite/WS<sub>2</sub>heterostructures for tunable exciton transport and valley polarization.

Reports on progress in physics. Physical Society (Great Britain)·2026
Same journal

Chiral graviton modes in fermionic Fractional Chern Insulators.

Reports on progress in physics. Physical Society (Great Britain)·2026
Same journal

Bound states in the continuum in plasmonic structures.

Reports on progress in physics. Physical Society (Great Britain)·2026
Same journal

Unlocking complex optical vortices with flat optics.

Reports on progress in physics. Physical Society (Great Britain)·2026
Same journal

Pseudo-Hermitian magnon dynamics.

Reports on progress in physics. Physical Society (Great Britain)·2026
Same journal

Uniaxial-stress-induced magnetic transitions in the triangular-lattice antiferromagnet PdCrO<sub>2</sub>.

Reports on progress in physics. Physical Society (Great Britain)·2026
See all related articles

Related Experiment Video

Updated: May 13, 2025

Scalable Quantum Integrated Circuits on Superconducting Two-Dimensional Electron Gas Platform
05:39

Scalable Quantum Integrated Circuits on Superconducting Two-Dimensional Electron Gas Platform

Published on: August 2, 2019

9.5K

Extendibility limits quantum-secured communication and key distillation.

Vishal Singh1, Mark M Wilde2

  • 1School of Applied and Engineering Physics, Cornell University, Clark hall, Ithaca, New York, 14853-0001, UNITED STATES.

Reports on Progress in Physics. Physical Society (Great Britain)
|April 15, 2025
PubMed
Summary
This summary is machine-generated.

Researchers developed new methods for secret-key distillation from quantum states and channels, enhancing private communication security over quantum networks. These findings provide computable bounds for secure key generation using local operations and classical communication.

Keywords:
ExtendibilityPrivate communicationSecret-key distillationSemidefinite programming

More Related Videos

Quantum State Engineering of Light with Continuous-wave Optical Parametric Oscillators
09:23

Quantum State Engineering of Light with Continuous-wave Optical Parametric Oscillators

Published on: May 30, 2014

14.4K
Gradient Echo Quantum Memory in Warm Atomic Vapor
10:00

Gradient Echo Quantum Memory in Warm Atomic Vapor

Published on: November 11, 2013

12.7K

Related Experiment Videos

Last Updated: May 13, 2025

Scalable Quantum Integrated Circuits on Superconducting Two-Dimensional Electron Gas Platform
05:39

Scalable Quantum Integrated Circuits on Superconducting Two-Dimensional Electron Gas Platform

Published on: August 2, 2019

9.5K
Quantum State Engineering of Light with Continuous-wave Optical Parametric Oscillators
09:23

Quantum State Engineering of Light with Continuous-wave Optical Parametric Oscillators

Published on: May 30, 2014

14.4K
Gradient Echo Quantum Memory in Warm Atomic Vapor
10:00

Gradient Echo Quantum Memory in Warm Atomic Vapor

Published on: November 11, 2013

12.7K

Area of Science:

  • Quantum Information Theory
  • Quantum Communication Security

Background:

  • Secret-key distillation is crucial for private communication over quantum networks.
  • Existing methods often require complex protocols or have limitations in efficiency.

Purpose of the Study:

  • To develop efficient methods for secret-key distillation using local operations and one-way classical communication (LOCC).
  • To establish computable upper bounds for private communication capacity over quantum channels, addressing an open question in the field.

Main Methods:

  • Utilizing the resource theory of unextendible entanglement to analyze bipartite state transformations under one-way LOCC.
  • Extending the formalism to include forward classical communication assistance for private communication over quantum channels.
  • Employing semidefinite programming for computationally feasible bound calculations.

Main Results:

  • Derived efficiently computable upper bounds on secret bits distillable from bipartite states via one-way LOCC.
  • Obtained upper bounds on the one-shot forward-assisted private capacity of quantum channels.
  • Demonstrated that these bounds apply to both one-shot and certain asymptotic settings, with error decreasing exponentially with channel uses.

Conclusions:

  • The developed formalism provides a computationally feasible approach to understanding the limits of private communication over quantum networks.
  • The findings offer significant advancements in quantifying secure key distillation and private capacity in quantum communication systems.