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

The Quantum-Mechanical Model of an Atom02:45

The Quantum-Mechanical Model of an Atom

43.0K
Shortly after de Broglie published his ideas that the electron in a hydrogen atom could be better thought of as being a circular standing wave instead of a particle moving in quantized circular orbits, Erwin Schrödinger extended de Broglie’s work by deriving what is now known as the Schrödinger equation. When Schrödinger applied his equation to hydrogen-like atoms, he was able to reproduce Bohr’s expression for the energy and, thus, the Rydberg formula governing hydrogen spectra.
43.0K
Comparison Between Electrical And Gravitational Forces01:24

Comparison Between Electrical And Gravitational Forces

3.0K
There are four fundamental forces in nature: the gravitational force, the electromagnetic force, the strong nuclear force, and the weak nuclear force. To compare the numerical strengths of the first two, take two particles of the same kind. Since electrons are fundamental particles, they are a good example.
Since both are inverse square law forces, the distance gets canceled when the ratio of the two forces is considered. Instead, the ratio of the electrical and gravitational forces depends on...
3.0K
Quantum Numbers02:43

Quantum Numbers

35.6K
It is said that the energy of an electron in an atom is quantized; that is, it can be equal only to certain specific values and can jump from one energy level to another but not transition smoothly or stay between these levels.
35.6K
Machines01:19

Machines

328
Machines are complex structures consisting of movable, pin-connected multi-force members that work together to transmit forces. One example of a machine is the cutting plier, which is used to cut wires by applying forces to its handles. When equal and opposite forces are exerted on the handles of the cutting plier, they cause the cutting edges to come together and apply equal and opposite reaction forces on the wire, which are greater than the applied forces.
A free-body diagram of the...
328
Ampere-Maxwell's Law: Problem-Solving01:17

Ampere-Maxwell's Law: Problem-Solving

739
A parallel-plate capacitor with capacitance C, whose plates have area A and separation distance d, is connected to a resistor R and a battery of voltage V. The current starts to flow at t = 0. What is the displacement current between the capacitor plates at time t? From the properties of the capacitor, what is the corresponding real current?
To solve the problem, we can use the equations from the analysis of an RC circuit and Maxwell's version of Ampère's law.
For the first part of...
739
Molecular Comparison of Gases, Liquids, and Solids02:26

Molecular Comparison of Gases, Liquids, and Solids

42.9K
Particles in a solid are tightly packed together (fixed shape) and often arranged in a regular pattern; in a liquid, they are close together with no regular arrangement (no fixed shape); in a gas, they are far apart with no regular arrangement (no fixed shape). Particles in a solid vibrate about fixed positions (cannot flow) and do not generally move in relation to one another; in a liquid, they move past each other (can flow) but remain in essentially constant contact; in a gas, they move...
42.9K

You might also read

Related Articles

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

Sort by
Same author

Bizarre Hawking radiation may smooth the jagged hearts of black holes.

Science (New York, N.Y.)·2026
Same author

Department of Energy's AI push squeezes scientists.

Science (New York, N.Y.)·2026
Same author

Department of Energy labs embrace Genesis AI push.

Science (New York, N.Y.)·2026
Same author

Softening the blow.

Science (New York, N.Y.)·2026
Same author

Runners-up.

Science (New York, N.Y.)·2025
Same author

DOE boost for AI, fusion could squeeze basic research.

Science (New York, N.Y.)·2025

Related Experiment Video

Updated: Sep 2, 2025

Large Scale Energy Efficient Sensor Network Routing Using a Quantum Processor Unit
05:30

Large Scale Energy Efficient Sensor Network Routing Using a Quantum Processor Unit

Published on: September 8, 2023

650

Ordinary computer matches Google's quantum computer.

Adrian Cho

    Science (New York, N.Y.)
    |August 4, 2022
    PubMed
    Summary

    The much-publicized claim of achieving quantum supremacy has been significantly downplayed. New analyses suggest the initial findings may not represent a true leap in quantum computing capabilities.

    Area of Science:

    • Quantum Computing
    • Computational Complexity Theory

    Background:

    • The initial demonstration of quantum supremacy aimed to showcase a quantum computer's ability to outperform classical supercomputers on a specific task.
    • This claim generated significant excitement and debate within the scientific community regarding the future of quantum computation.

    Discussion:

    • Recent research and critical re-evaluation of the experimental data have raised questions about the robustness and interpretation of the original quantum supremacy results.
    • The computational advantage claimed may be less definitive than initially presented, with potential for classical algorithms to narrow the gap.

    Key Insights:

    • The definition and verification of quantum supremacy are complex and require rigorous analysis.
    • The boundary between classical and quantum computational power is not as sharply defined as previously asserted.

    More Related Videos

    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

    9.7K
    Nanofabrication of Gate-defined GaAs/AlGaAs Lateral Quantum Dots
    15:47

    Nanofabrication of Gate-defined GaAs/AlGaAs Lateral Quantum Dots

    Published on: November 1, 2013

    16.4K

    Related Experiment Videos

    Last Updated: Sep 2, 2025

    Large Scale Energy Efficient Sensor Network Routing Using a Quantum Processor Unit
    05:30

    Large Scale Energy Efficient Sensor Network Routing Using a Quantum Processor Unit

    Published on: September 8, 2023

    650
    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

    9.7K
    Nanofabrication of Gate-defined GaAs/AlGaAs Lateral Quantum Dots
    15:47

    Nanofabrication of Gate-defined GaAs/AlGaAs Lateral Quantum Dots

    Published on: November 1, 2013

    16.4K

    Outlook:

    • Further research is needed to refine benchmarks and develop more sophisticated quantum algorithms.
    • The pursuit of practical quantum advantage, rather than theoretical supremacy, remains a key objective for the field.