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

Detection of Black Holes01:10

Detection of Black Holes

2.2K
Although black holes were theoretically postulated in the 1920s, they remained outside the domain of observational astronomy until the 1970s.
Their closest cousins are neutron stars, which are composed almost entirely of neutrons packed against each other, making them extremely dense. A neutron star has the same mass as the Sun but its diameter is only a few kilometers. Therefore, the escape velocity from their surface is close to the speed of light.
Not until the 1960s, when the first neutron...
2.2K
Schwarzschild Radius and Event Horizon01:21

Schwarzschild Radius and Event Horizon

1.9K
No object with a finite mass can travel faster than the speed of light in a vacuum. This fact has an interesting consequence in the domain of extremely high gravitational fields.
The minimum speed required to launch a projectile from the surface of an object to which it is gravitationally bound so that it eventually escapes the object’s gravitational field is called the escape velocity. The escape velocity is independent of the mass of the object. Merging the idea of escape...
1.9K
Space-Time Curvature and the General Theory of Relativity01:17

Space-Time Curvature and the General Theory of Relativity

2.6K
In 1905, Albert Einstein published his special theory of relativity. According to this theory, no matter in the universe can attain a speed greater than the speed of light in a vacuum, which thus serves as the speed limit of the universe.
This has been verified in many experiments. However, space and time are no longer absolute. Two observers moving relative to one another do not agree on the length of objects or the passage of time. The mechanics of objects based on Newton's laws of...
2.6K
The Principle of Superposition and the Gravitational Field01:17

The Principle of Superposition and the Gravitational Field

1.3K
The principle of superposition applies to gravitational forces of objects that are sufficiently far apart. It states that the net gravitational force on a point object is the vector sum of the gravitational forces on it due to various objects. The principle helps calculate the force by listing the individual forces and then vectorially summing them up. However, it should be noted that the principle of superposition is not always apparent. In the presence of a second force, the first force could...
1.3K
Gravitation Between Spherically Symmetric Masses01:14

Gravitation Between Spherically Symmetric Masses

824
The gravitational potential energy between two spherically symmetric bodies can be calculated from the masses and the distance between the bodies, assuming that the center of mass is concentrated at the respective centers of the bodies.
824
Gravitational Potential Energy for Extended Objects01:07

Gravitational Potential Energy for Extended Objects

1.3K
Consider a system comprising several point masses. The coordinates of the center of mass for this system can be expressed as the summation of the product of each mass and its position vector divided by the total mass:
1.3K

You might also read

Related Articles

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

Sort by
Same author

The Reconstructive Pelvic Anatomy classification system : a valid and reliable classification system for pelvic reconstruction.

Bone & joint open·2026
Same author

A new species of <i>Pseudomphala</i> Heude, 1882 (Gastropoda, Truncatelloidea, Assimineidae) from Zhoushan of Zhejiang Province, East China Sea.

ZooKeys·2026
Same author

Single-Nucleus Multiomic Analysis Reveals Immune-Metabolic Reprogramming Consistent With Maladaptive Trained Immunity in HIV-Associated Neurocognitive Disorders.

Glia·2026
Same author

A modified Delphi consensus on tenosynovial giant cell tumour and giant cell tumour of bone : a report from the Birmingham Orthopaedic Oncology Meeting (BOOM).

The bone & joint journal·2026
Same author

Polymicrobial Cardiac Implantable Electronic Device Endocarditis in a Patient With Device Expulsion.

Cureus·2026
Same author

Complications of PI to PIII hemipelvic resections for intermediate and malignant tumours : a systematic review and meta-analysis.

Bone & joint open·2026

Related Experiment Video

Updated: May 26, 2025

The Generation of Higher-order Laguerre-Gauss Optical Beams for High-precision Interferometry
12:14

The Generation of Higher-order Laguerre-Gauss Optical Beams for High-precision Interferometry

Published on: August 12, 2013

21.7K

Expanding the Quantum-Limited Gravitational-Wave Detection Horizon.

Liu Tao1, Mohak Bhattacharya1, Peter Carney1

  • 1University of California, Riverside, Department of Physics & Astronomy, Riverside, California 92521 USA.

Physical Review Letters
|February 21, 2025
PubMed
Summary
This summary is machine-generated.

New adaptive optics technology enhances gravitational-wave observatories by reducing noise and increasing detection range. This advancement improves sensitivity to spacetime strain, enabling observations of distant cosmic events.

More Related Videos

Setting Limits on Supersymmetry Using Simplified Models
07:46

Setting Limits on Supersymmetry Using Simplified Models

Published on: November 15, 2013

8.5K
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

Related Experiment Videos

Last Updated: May 26, 2025

The Generation of Higher-order Laguerre-Gauss Optical Beams for High-precision Interferometry
12:14

The Generation of Higher-order Laguerre-Gauss Optical Beams for High-precision Interferometry

Published on: August 12, 2013

21.7K
Setting Limits on Supersymmetry Using Simplified Models
07:46

Setting Limits on Supersymmetry Using Simplified Models

Published on: November 15, 2013

8.5K
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

Area of Science:

  • Astrophysics and observational cosmology
  • Quantum optics and laser technology
  • Gravitational-wave astronomy

Background:

  • Gravitational-wave observatories require high sensitivity to detect spacetime strain.
  • Achieving greater sensitivity necessitates higher circulating laser power and squeezed quantum states of light.
  • Thermal distortions in interferometer optics limit current detector performance.

Purpose of the Study:

  • To demonstrate new adaptive optical technology for gravitational-wave observatories.
  • To enable higher laser power and squeezing levels in detectors.
  • To reduce noise floors and expand the detection range of gravitational-wave events.

Main Methods:

  • Implementing adaptive optics for high-precision, low-noise correction of thermal distortions.
  • Simulating the impact of the technology on LIGO A+ detector performance.
  • Projecting improvements in laser power and squeezed light injection.

Main Results:

  • The technology can reduce the noise floor of gravitational-wave detectors by up to 20% between 200 Hz and 5 kHz.
  • This noise reduction corresponds to a 4 Mpc increase in the detection range for binary neutron star mergers.
  • Simulations assume 125 W input laser power and 9 dB injected squeezing.

Conclusions:

  • The adaptive optical technology significantly enhances gravitational-wave detector sensitivity.
  • This advancement is crucial for utilizing LIGO's full scientific potential and observing distant black hole mergers.
  • The technology provides a pathway for next-generation observatories like Cosmic Explorer.