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

Mechanism of Breathing I: Inspiration01:30

Mechanism of Breathing I: Inspiration

3.1K
Introduction to Inspiration: The Respiratory System in Action
The respiratory system, an essential network for breathing, comprises the conducting and respiratory zones, each playing a crucial role in the overall process of respiration. Let us explore the detailed mechanism of inspiration, or inhalation, which is the first phase of the respiratory cycle.
Pathway of Air during Inspiration
During inspiration, air enters our body through the nose or mouth and moves through the conducting zone,...
3.1K
Frequency-dependent Selection01:21

Frequency-dependent Selection

23.3K
When the fitness of a trait is influenced by how common it is (i.e., its frequency) relative to different traits within a population, this is referred to as frequency-dependent selection. Frequency-dependent selection may occur between species or within a single species. This type of selection can either be positive—with more common phenotypes having higher fitness—or negative, with rarer phenotypes conferring increased fitness.
23.3K
What is a Frequency Distribution00:51

What is a Frequency Distribution

26.2K
A frequency is the number of times a value of the data occurs. The sum of all the frequency values represents the total number of students included in the sample. It is commonly used to group data of quantitative types. Frequency distributions can be displayed in a table, histogram, line graph, dot plot, or pie chart, just to name a few. A histogram is a graphical representation of tabulated frequencies, shown as adjacent rectangles, erected over discrete intervals (bins), with an area equal to...
26.2K
Mean From a Frequency Distribution01:11

Mean From a Frequency Distribution

21.6K
Sometimes, data gathered from an experiment on a large sample or population are organized into concise tables. In such cases, the frequency of the quantitative data set is plotted in the form of a table. Or else, the data values are grouped into the quantity’s intervals, which form classes, and their respective frequencies are known. That is, the data values are distributed over different categories or classes. This is known as frequency distribution.
When such a data set is encountered,...
21.6K
Frequency Response of BJT01:24

Frequency Response of BJT

1.4K
The frequency response of a Bipolar Junction Transistor (BJT) in a common-emitter configuration is critical to its functionality, especially in applications involving amplification of alternating current (AC) signals. This response can be analyzed through low-frequency and high-frequency equivalent circuits, considering various internal parameters and external conditions.
Low-Frequency Response: At low frequencies, the behavior of the BJT is determined by its DC bias point, which is set by the...
1.4K
Load-frequency control01:28

Load-frequency control

651
Load-frequency control (LFC) is vital for maintaining power system stability, ensuring that frequency and power flows remain within acceptable limits during load changes. Turbine-governor control eliminates rotor accelerations and decelerations following load changes. However, a steady-state frequency error persists when the change in the turbine-governor reference setting is zero. In an interconnected power system, each area agrees to export or import a scheduled amount of power through...
651

You might also read

Related Articles

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

Sort by
Same author

Photonic-integrated quantum sensor array for microscale magnetic localisation.

Nature communications·2026
Same author

ANS-coded high-ratio data compression for a distributed acoustic sensing system.

Optics express·2025
Same author

Telecom-wavelength quantum teleportation using frequency-converted photons from remote quantum dots.

Nature communications·2025
Same author

Stimulated Emission Tomography of Spontaneous Four-Wave Mixing in Plasmonic Nanoantennas.

ACS photonics·2025
Same author

Remote methane sensing using single-photon PPLN-waveguide upconversion lidar.

Optics express·2025
Same author

The not quite Loudon-Fearn-Rarity-Tapster dip and its impact on the development of photonic quantum information.

Philosophical transactions. Series A, Mathematical, physical, and engineering sciences·2024
Same journal

Plasmonic nanocomposite helices for weather-adaptive LiDAR function.

Nature communications·2026
Same journal

Multidirectional strain-insensitive stretchable RF electronics.

Nature communications·2026
Same journal

In-scanner thoughts contribute to resting-state functional connectivity.

Nature communications·2026
Same journal

Metal-center electron affinity modulates multicolor electrochromism in 2D conjugated metal-organic frameworks.

Nature communications·2026
Same journal

Hyperbranched dielectric polymer networks exhibiting giant energy storage density at 250 °C.

Nature communications·2026
Same journal

3D nanoprinting of metals by spatiotemporally confined hot electrons via multiple-electron excitations in nanocrystals.

Nature communications·2026
See all related articles

Related Experiment Video

Updated: Jan 26, 2026

Molecular Entanglement and Electrospinnability of Biopolymers
07:59

Molecular Entanglement and Electrospinnability of Biopolymers

Published on: September 3, 2014

15.1K

Entanglement-inspired frequency-agile rangefinding.

Weijie Nie1, Peide Zhang2, Alex McMillan2

  • 1Quantum Engineering Technology Labs, H. H. Wills Physics Laboratory and School of Electrical, Electronic and Mechanical Engineering, University of Bristol, BS8 1FD, Bristol, UK. weijie.nie@bristol.ac.uk.

Nature Communications
|January 24, 2026
PubMed
Summary
This summary is machine-generated.

Researchers developed a classical laser source for quantum-enhanced remote sensing. This energy-time correlated source offers significant noise reduction and improved brightness for practical applications.

More Related Videos

A Training Program Using an Agility Ladder for Community-Dwelling Older Adults
14:13

A Training Program Using an Agility Ladder for Community-Dwelling Older Adults

Published on: March 7, 2020

11.3K
A Photonic System for Generating Unconditional Polarization-Entangled Photons Based on Multiple Quantum Interference
07:56

A Photonic System for Generating Unconditional Polarization-Entangled Photons Based on Multiple Quantum Interference

Published on: September 5, 2019

8.9K

Related Experiment Videos

Last Updated: Jan 26, 2026

Molecular Entanglement and Electrospinnability of Biopolymers
07:59

Molecular Entanglement and Electrospinnability of Biopolymers

Published on: September 3, 2014

15.1K
A Training Program Using an Agility Ladder for Community-Dwelling Older Adults
14:13

A Training Program Using an Agility Ladder for Community-Dwelling Older Adults

Published on: March 7, 2020

11.3K
A Photonic System for Generating Unconditional Polarization-Entangled Photons Based on Multiple Quantum Interference
07:56

A Photonic System for Generating Unconditional Polarization-Entangled Photons Based on Multiple Quantum Interference

Published on: September 5, 2019

8.9K

Area of Science:

  • Quantum mechanics
  • Optical sensing
  • Applied physics

Background:

  • Quantum entanglement provides non-classical correlations for noise resistance.
  • Energy-time entanglement offers advantages in quantum illumination.
  • Existing quantum sources face brightness limitations for practical applications.

Purpose of the Study:

  • To develop a practical energy-time correlated source for remote sensing.
  • To overcome the quantum brightness limitation in quantum illumination.
  • To demonstrate noise reduction and high precision in rangefinding.

Main Methods:

  • Utilized a classical laser source.
  • Implemented fiber chromatic dispersion and electro-optic modulation for a frequency-agile pseudo-random source.
  • Employed energy-time correlations inspired by quantum entanglement.

Main Results:

  • Achieved quantum brightness exceeding classical limits by six orders of magnitude.
  • Demonstrated precise distance measurement (<0.1 mm) over 154.8 m with low power (48 μW).
  • Verified noise reduction under varying solar background and weather conditions within 100 ms integration time.

Conclusions:

  • The developed source is suitable for practical remote sensing applications.
  • The system offers advantages over traditional quantum illumination-based rangefinding.
  • Highlights the potential of classical laser sources for quantum-enhanced sensing.