Jove
Visualize
Contact Us

Related Concept Videos

Distance Corrections01:15

Distance Corrections

297
To achieve precise distance measurements, especially in surveying and construction, certain corrections must be applied to account for potential sources of error like the standardization errors, temperature variations, and slope adjustments.Standardization error emerges when measurement equipment undergoes changes, such as wear, repairs, or weather impacts. To address this, surveyors compare the equipment’s readings to a standard. This process identifies any deviation that might lead to...
297
Power Factor Correction01:20

Power Factor Correction

547
The power transmission to a factory involves the transfer of apparent power, a combination of active and reactive power. The power factor measures how effectively electrical power is converted into useful work output. The ratio of the real power (KW) that does the work to the apparent power (KVA) supplied to the circuit.
547
NMR Spectrometers: Resolution and Error Correction01:14

NMR Spectrometers: Resolution and Error Correction

1.1K
When magnetic nuclei in a sample achieve resonance and undergo relaxation, the signal detected in NMR is an approximately exponential free induction decay. Fourier transform of an exponential decay yields a Lorentzian peak in the frequency domain. Lorentzian peaks in an NMR spectrum are defined by their amplitude, full width at half maximum, and position, where the peak width is governed by the spin-spin relaxation time alone. In real experiments, however, the applied magnetic field is rendered...
1.1K
Proofreading01:43

Proofreading

61.5K
Overview
61.5K
tRNA Activation02:26

tRNA Activation

23.0K
Aminoacyl-tRNA synthetases are present in both eukaryotes and bacteria. Though eukaryotes have 20 different aminoacyl-tRNA synthetases to couple to 20 amino acids, many bacteria do not have genes for all of these aminoacyl-tRNA synthetases. Despite this, they still use all 20 amino acids to synthesize their proteins. For instance, some bacteria do not have the gene encoding the enzyme that couples glutamine with its partner tRNA. In these organisms, one enzyme adds glutamic acid to all of the...
23.0K
Improving Translational Accuracy02:07

Improving Translational Accuracy

15.0K
Base complementarity between the three base pairs of mRNA codon and the tRNA anticodon is not a failsafe mechanism. Inaccuracies can range from a single mismatch to no correct base pairing at all. The free energy difference between the correct and nearly correct base pairs can be as small as 3 kcal/ mol. With complementarity being the only proofreading step, the estimated error frequency would be one wrong amino acid in every 100 amino acids incorporated. However, error frequencies observed in...
15.0K

You might also read

Related Articles

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

Sort by
Same author

Hidden assumptions of integer ratio analyses in bioacoustics and music.

Annals of the New York Academy of Sciences·2025
Same author

Anticrossing of A Plasmonic Nanoresonator Mode and A Single Quantum Dot at Room Temperature.

Advanced science (Weinheim, Baden-Wurttemberg, Germany)·2025
Same author

Humans can find rhythm in randomly timed sounds.

Royal Society open science·2025
Same author

In vivo calcium imaging reveals directional sensitivity of C-low threshold mechanoreceptors.

The Journal of physiology·2025
Same author

Towards Superresolution Surface Metrology: Quantum Estimation of Angular and Axial Separations.

Physical review letters·2019
Same author

Generic Emergence of Objectivity of Observables in Infinite Dimensions.

Physical review letters·2018
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 Experiment Video

Updated: Feb 9, 2026

Fabrication and Testing of Microfluidic Optomechanical Oscillators
09:10

Fabrication and Testing of Microfluidic Optomechanical Oscillators

Published on: May 29, 2014

12.7K

Exploring corrections to the Optomechanical Hamiltonian.

Kamila Sala1, Tommaso Tufarelli2

  • 1Centre for the Mathematics and Theoretical Physics of Quantum Non-Equilibrium Systems, School of Mathematical Sciences, University of Nottingham, University Park, Nottingham, NG7 2RD, United Kingdom.

Scientific Reports
|June 16, 2018
PubMed
Summary

We compared two cavity optomechanics models for effects beyond linear coupling. A phenomenological Hamiltonian (I) offers analytical insights and outperforms the linear model, but cannot fully capture all corrections from the microscopic model (II).

More Related Videos

Excitonic Hamiltonians for Calculating Optical Absorption Spectra and Optoelectronic Properties of Molecular Aggregates and Solids
08:04

Excitonic Hamiltonians for Calculating Optical Absorption Spectra and Optoelectronic Properties of Molecular Aggregates and Solids

Published on: May 27, 2020

9.0K
Surgical Correction for Pediatric Epiblepharon and Trichiasis
03:59

Surgical Correction for Pediatric Epiblepharon and Trichiasis

Published on: July 8, 2025

606

Related Experiment Videos

Last Updated: Feb 9, 2026

Fabrication and Testing of Microfluidic Optomechanical Oscillators
09:10

Fabrication and Testing of Microfluidic Optomechanical Oscillators

Published on: May 29, 2014

12.7K
Excitonic Hamiltonians for Calculating Optical Absorption Spectra and Optoelectronic Properties of Molecular Aggregates and Solids
08:04

Excitonic Hamiltonians for Calculating Optical Absorption Spectra and Optoelectronic Properties of Molecular Aggregates and Solids

Published on: May 27, 2020

9.0K
Surgical Correction for Pediatric Epiblepharon and Trichiasis
03:59

Surgical Correction for Pediatric Epiblepharon and Trichiasis

Published on: July 8, 2025

606

Area of Science:

  • Physics
  • Quantum Optics
  • Cavity Optomechanics

Background:

  • Cavity optomechanics describes interactions between light and mechanical resonators.
  • Linear models are insufficient for high-order radiation pressure effects.
  • Accurate theoretical models are crucial for understanding beyond-linear phenomena.

Purpose of the Study:

  • To compare two distinct theoretical approaches for deriving corrections to the linear model in cavity optomechanics.
  • To evaluate the accuracy and limitations of a phenomenological Hamiltonian versus a microscopic model for non-linear effects.
  • To assess the performance of these models in the low-mechanical-frequency regime.

Main Methods:

  • Comparison of a photon-number-conserving phenomenological Hamiltonian (I) with a two-mode truncation of C. K. Law's microscopic model (II).
  • Analysis of theoretical predictions and numerical simulations for effects beyond first-order radiation pressure coupling.
  • Focus on the regime where mechanical frequency is much lower than cavity frequency.

Main Results:

  • Both models agree at first-order corrections.
  • The phenomenological model (I) allows for analytical predictions and outperforms the linear model in numerical examples.
  • The microscopic model (II) does not conserve photon number, leading to complex computations.
  • The phenomenological model (I) cannot fully capture all high-order corrections from the microscopic model (II).

Conclusions:

  • The phenomenological Hamiltonian provides a useful, analytically tractable approximation for cavity optomechanics beyond the linear regime.
  • While effective, the phenomenological model has limitations in fully describing all high-order effects present in more complex microscopic models.
  • Further research may be needed to refine phenomenological models or explore alternative computational methods for microscopic models.