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

Aromatic Hydrocarbon Anions: Structural Overview01:18

Aromatic Hydrocarbon Anions: Structural Overview

3.7K
Neutral hydrocarbons like cyclopentadiene with an odd number of carbon atoms and one intervening CH2 group in the ring are not aromatic. Cyclopentadiene with 4 π electrons does not satisfy the 4n + 2 π electron rule. Additionally, the intervening CH2 group is sp3 hybridized and lacks a vacant p orbital, thereby interrupting the overlap of p orbitals in a continuous manner and preventing the delocalization of π electrons throughout the ring.
Due to the absence of continuous...
3.7K
Aromatic Hydrocarbon Cations: Structural Overview01:18

Aromatic Hydrocarbon Cations: Structural Overview

3.8K
Cycloheptatriene is a neutral monocyclic unsaturated hydrocarbon that consists of an odd number of carbon atoms and an intervening sp3 carbon in the ring. The three double bonds in the ring correspond to 6 π electrons, which is a Huckel number, and therefore satisfies the criteria of 4n + 2 π electrons. However, the intervening sp3 carbon disrupts the continuous overlap of p orbitals. As a result, cycloheptatriene is not aromatic.
Removing one hydrogen from the intervening CH2 group...
3.8K
Distance Corrections01:15

Distance Corrections

290
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...
290
Power Factor Correction01:20

Power Factor Correction

539
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.
539
Nucleophilic Aromatic Substitution of Aryldiazonium Salts: Aromatic SN101:14

Nucleophilic Aromatic Substitution of Aryldiazonium Salts: Aromatic SN1

2.8K
Treating arylamines with nitrous acid gives aryldiazonium salts that are effective substrates in nucleophilic aromatic substitution reactions. The diazonio group in these salts can be easily displaced by different nucleophiles, yielding a wide variety of substituted benzenes. The leaving group departs as nitrogen gas, and this easy elimination is the driving force for the substitution reaction.
In the Sandmeyer reaction, for example, the diazonio group is replaced by a chloro, bromo,...
2.8K
Energy to Drive Translocation01:37

Energy to Drive Translocation

2.8K
Mitochondrial protein import is powered by two distinct energy sources: ATP hydrolysis and electrochemical potential across the inner membrane. Newly synthesized precursors are bound by cytosolic chaperones of the Hsp70 family, which guide them to the import receptors on the mitochondrial surface. Utilizing the energy of ATP hydrolysis, Hsp70 chaperones transfer these precursors to the TOM receptors on the mitochondrial outer membrane.
Generally, polypeptides are unfolded by two distinct...
2.8K

You might also read

Related Articles

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

Sort by
Same author

Selective sensing of isoprene by Ti-doped ZnO for breath diagnostics.

Journal of materials chemistry. B·2020
Same author

Highly selective detection of methanol over ethanol by a handheld gas sensor.

Nature communications·2019
Same author

Reactive polycyclic aromatic hydrocarbon dimerization drives soot nucleation.

Physical chemistry chemical physics : PCCP·2018
Same author

Noninvasive Body Fat Burn Monitoring from Exhaled Acetone with Si-doped WO<sub>3</sub>-sensing Nanoparticles.

Analytical chemistry·2017
Same author

Coagulation of Agglomerates Consisting of Polydisperse Primary Particles.

Langmuir : the ACS journal of surfaces and colloids·2016
Same author

Rapid synthesis of flexible conductive polymer nanocomposite films.

Nanotechnology·2015
Same journal

Stability constants of lanthanide-nitrate complexes in aqueous solutions: a theoretical study.

Physical chemistry chemical physics : PCCP·2026
Same journal

Lead-free Cs<sub>3</sub>MnCl<sub>5</sub> and CsMnCl<sub>3</sub> crystals: rapid on-chip crystallization, phase transition and fluorescence sensing applications.

Physical chemistry chemical physics : PCCP·2026
Same journal

F-Interstitial passivation preserves host-like optoelectronic properties in <sup>229</sup>Th:YLF nuclear-clock platforms.

Physical chemistry chemical physics : PCCP·2026
Same journal

Structural trends of tryptophan dimer: hydrogen bonding <i>versus</i> π-stacking from an energy decomposition analysis perspective.

Physical chemistry chemical physics : PCCP·2026
Same journal

Achieving high thermoelectric performance in Sb<sub>2</sub>Se<sub>3</sub>-alloyed GeTe through synergistic optimization of electrical and thermal transport.

Physical chemistry chemical physics : PCCP·2026
Same journal

Ultraviolet perfect absorption leveraging bound states in the continuum in an Al/SiO<sub>2</sub> hybrid system.

Physical chemistry chemical physics : PCCP·2026
See all related articles

Related Experiment Video

Updated: Feb 2, 2026

A Modified QuEChERS-HPLC Method for Detection of Polycyclic Aromatic Hydrocarbons in Zebrafish Embryos Exposed to Fine Particulate Matter
04:39

A Modified QuEChERS-HPLC Method for Detection of Polycyclic Aromatic Hydrocarbons in Zebrafish Embryos Exposed to Fine Particulate Matter

Published on: June 13, 2025

714

Correction: Reactive polycyclic aromatic hydrocarbon dimerization drives soot nucleation.

M R Kholghy1, G A Kelesidis, S E Pratsinis

  • 1Particle Technology Laboratory, Institute of Process Engineering, Department of Mechanical and Process Engineering, ETH Zürich, Sonneggstrasse 3, Zürich CH-8092, Switzerland. sotiris.pratsinis@ptl.mavt.ethz.ch.

Physical Chemistry Chemical Physics : PCCP
|November 9, 2018
PubMed
Summary
This summary is machine-generated.

This correction clarifies that reactive polycyclic aromatic hydrocarbon dimerization is key to soot nucleation. It refines understanding of the fundamental processes driving soot formation in combustion.

More Related Videos

Driving Under the Influence: How Music Listening Affects Driving Behaviors
07:25

Driving Under the Influence: How Music Listening Affects Driving Behaviors

Published on: March 27, 2019

13.1K
Tactile Vibrating Toolkit and Driving Simulation Platform for Driving-Related Research
07:15

Tactile Vibrating Toolkit and Driving Simulation Platform for Driving-Related Research

Published on: December 18, 2020

5.1K

Related Experiment Videos

Last Updated: Feb 2, 2026

A Modified QuEChERS-HPLC Method for Detection of Polycyclic Aromatic Hydrocarbons in Zebrafish Embryos Exposed to Fine Particulate Matter
04:39

A Modified QuEChERS-HPLC Method for Detection of Polycyclic Aromatic Hydrocarbons in Zebrafish Embryos Exposed to Fine Particulate Matter

Published on: June 13, 2025

714
Driving Under the Influence: How Music Listening Affects Driving Behaviors
07:25

Driving Under the Influence: How Music Listening Affects Driving Behaviors

Published on: March 27, 2019

13.1K
Tactile Vibrating Toolkit and Driving Simulation Platform for Driving-Related Research
07:15

Tactile Vibrating Toolkit and Driving Simulation Platform for Driving-Related Research

Published on: December 18, 2020

5.1K

Area of Science:

  • Chemical Physics
  • Combustion Science
  • Environmental Chemistry

Background:

  • Soot nucleation is a critical step in soot formation during combustion.
  • Polycyclic Aromatic Hydrocarbons (PAHs) are known precursors to soot.
  • The precise mechanisms of PAH involvement in nucleation require further elucidation.

Purpose of the Study:

  • To correct and clarify the proposed mechanism of soot nucleation.
  • To emphasize the role of reactive dimerization of PAHs.
  • To ensure accurate representation of the chemical kinetics involved.

Main Methods:

  • Review and re-evaluation of experimental and theoretical data.
  • Analysis of reaction pathways for PAH dimerization.
  • Comparison with established models of soot formation.

Main Results:

  • The original study proposed that reactive dimerization of PAHs drives soot nucleation.
  • This correction reaffirms the significance of this dimerization pathway.
  • Ensures the presented chemical mechanism accurately reflects the process.

Conclusions:

  • Reactive PAH dimerization is a fundamental process in soot nucleation.
  • Accurate understanding of this mechanism is vital for combustion and atmospheric chemistry.
  • The corrected findings support the development of better soot reduction strategies.