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Related Concept Videos

Shock Waves01:16

Shock Waves

2.6K
While deriving the Doppler formula for the observed frequency of a sound wave, it is assumed that the speed of sound in the medium is greater than the source's speed through it. When this condition is breached, a shock wave occurs.
When the source's speed approaches the speed of sound, constructive interference between successive wavefronts emitted by the source occurs immediately behind it. Initially, scientists believed that this constructive interference would result in such high...
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Chirality02:25

Chirality

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Chirality is a term that describes the lack of mirror symmetry in an object. In other words, chiral objects cannot be superposed on their mirror images. For example, our feet are chiral, as the mirror image of the left foot, the right foot, cannot be superposed on the left foot.
Chiral objects exhibit a sense of handedness when they interact with another chiral object. For example, our left foot can only fit in the left shoe and not in the right shoe. Achiral objects — objects that have...
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Chirality in Nature02:30

Chirality in Nature

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Chirality is the most intriguing yet essential facet of nature, governing life’s biochemical processes and precision. It can be observed from a snail shell pattern in a macroscopic world to an amino acid, the minutest building block of life. Most of the snails around the world have right-coiled shells because of the intrinsic chirality in their genes. All the amino acids present in the human body exist in an enantiomerically pure state, except for glycine - the sole achiral amino acid.
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Prochirality02:05

Prochirality

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The concept of prochirality leads to the nomenclature of the individual faces of a molecule and plays a crucial role in the enantioselective reaction. It is a concept where two or more achiral molecules react to produce chiral products. A typical process is the reaction of an achiral ketone to generate a chiral alcohol. Here, the achiral reactant reacts with an achiral reducing agent, sodium borohydride, to generate an equimolar mixture of the chiral enantiomers of the product. For example, an...
5.2K
Sound Waves: Interference00:53

Sound Waves: Interference

4.9K
Sound waves can be modeled either as longitudinal waves, wherein the molecules of the medium oscillate around an equilibrium position, or as pressure waves. When two identical waves from the same source superimpose on each other, the combination of two crests or two troughs results in amplitude reinforcement known as constructive interference. If two identical waves, that are initially in phase, become out of phase because of different path lengths, the combination of crests with troughs...
4.9K
Molecules with Multiple Chiral Centers02:25

Molecules with Multiple Chiral Centers

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Molecules that possess multiple chiral centers can afford a large number of stereoisomers. For instance, while some molecules like 2-butanol have one chiral center, defined as a tetrahedral carbon atom with four different substituents attached, several molecules like butane-2,3-diol have multiple chiral centers. A simple formula to predict the number of stereoisomers possible for a molecule with n chiral centers is 2n. However, there can be a lower number where some of the stereoisomers are...
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Related Experiment Video

Updated: Mar 2, 2026

Coulomb Explosion Imaging as a Tool to Distinguish Between Stereoisomers
08:51

Coulomb Explosion Imaging as a Tool to Distinguish Between Stereoisomers

Published on: August 18, 2017

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Chiral Shock Waves.

Srimoyee Sen1, Naoki Yamamoto2

  • 1Department of Physics, The University of Arizona, Tucson, Arizona 85721, USA.

Physical Review Letters
|May 20, 2017
PubMed
Summary
This summary is machine-generated.

Shock waves in relativistic chiral matter behave differently due to chiral transport. New phenomena like rarefaction shock waves appear, with propagation determined by vorticity and fermion chirality.

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Area of Science:

  • Relativistic hydrodynamics
  • Chiral matter physics
  • High-energy nuclear physics

Background:

  • Conventional shock wave theory relies on Rankine-Hugoniot relations.
  • Chiral transport phenomena introduce unique behaviors in matter.
  • Understanding these phenomena is crucial for dense matter systems.

Purpose of the Study:

  • To investigate modifications to shock wave relations in relativistic chiral matter.
  • To explore the emergence of new shock wave phenomena.
  • To determine the factors governing shock wave propagation direction.

Main Methods:

  • Theoretical analysis of shock waves in chiral fluids.
  • Modification of Rankine-Hugoniot relations.
  • Hydrodynamic regime analysis.

Main Results:

  • Chiral transport phenomena alter conventional Rankine-Hugoniot relations.
  • Entropy discontinuity becomes quadratic in pressure discontinuity for weak shocks.
  • Rarefaction shock waves can exist in chiral matter.
  • Shock wave propagation direction is dictated by vorticity and fermion chirality.

Conclusions:

  • Chiral matter exhibits distinct shock wave dynamics compared to nonchiral fluids.
  • The study provides a theoretical framework for understanding shock waves in dense neutrino matter.
  • Findings have implications for high-energy physics and astrophysics.