Search research articles

ABOUT JoVE

Overview Leadership Blog JoVE Help Center

AUTHORS

Publishing Process Editorial Board Scope & Policies Peer Review FAQ Submit

LIBRARIANS

Testimonials Subscriptions Access Resources Library Advisory Board FAQ

RESEARCH

JoVE Journal Methods Collections JoVE Encyclopedia of Experiments Archive

EDUCATION

JoVE Core JoVE Business JoVE Science Education JoVE Lab Manual Faculty Resource Center Faculty Site

Terms & Conditions of Use

Related Concept Videos

Conservation of Momentum: Problem Solving

Conservation of Momentum: Problem Solving

Solving problems using the conservation of momentum requires four basic steps:

Elastic Collisions: Case Study

Elastic Collisions: Case Study

Elastic collision of a system demands conservation of both momentum and kinetic energy. To solve problems involving one-dimensional elastic collisions between two objects, the equations for conservation of momentum and conservation of internal kinetic energy can be used. For the two objects, the sum of momentum before the collision equals the total momentum after the collision. An elastic collision conserves internal kinetic energy, and so the sum of kinetic energies before the collision equals...

Impact

Impact

Impact occurs when two bodies collide, leading to the application of impulsive forces between them. Analyzing impact mechanics involves considering two colliding particles moving along a line known as the line of impact, which passes through their centers and is perpendicular to the contact plane.
When particles with different initial velocities collide, they induce deformation by applying equal and opposite impulses. At the point of maximum deformation, the particles move together with...

Impact: Problem Solving

Impact: Problem Solving

In an experiment conducted during a Mars mission, a rover propels a projectile with an initial velocity, and the projectile rebounds after colliding with the Martian surface. To ascertain the maximum height attained by the projectile after this collision, the known restitution coefficient and acceleration due to gravity are employed.
By designating the launch point as the origin and utilizing kinematic equations, the vertical component of the projectile's velocity at the point of impact is...

Thin-Walled Hollow Shafts

Thin-Walled Hollow Shafts

In analyzing a thin-walled hollow shaft subjected to torsional loading, a segment with width dx is isolated for examination. Despite its equilibrium state, this segment faces torsional shearing forces at its ends. These forces are quantitatively described by the product of the longitudinal shearing stress on the segment's minor surface and the area of this surface, leading to the concept of shear flow. This shear flow is consistent throughout the structure, indicating a uniform distribution of...

Area of a Surface of Revolution

Area of a Surface of Revolution

Surfaces of revolution are formed when a two-dimensional curve is rotated around an axis, producing a three-dimensional shape. This concept is used in engineering tasks like determining the surface area of a rocket nozzle, where precise calculations are critical for applying uniform heat-resistant coatings. When a curve is revolved about the x-axis, it sweeps out a continuous surface whose area must be calculated accurately to estimate material requirements.Approximating with Conical BandsTo...

You might also read

Related Articles

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

Sort by

Same author

Response of Root Respiration to Warming and Nitrogen Addition Depends on Tree Species.

Global change biology·2024

Same author

Achievement of Target Gain Larger than Unity in an Inertial Fusion Experiment.

Physical review letters·2024

Same author

Prediction of the superimposed laser shot number for copper using a deep convolutional neural network.

Optics express·2023

Same author

Ultra-high-pressure generation in the relativistic transparency regime in laser-irradiated nanowire arrays.

Physical review. E·2023

Same author

Luminous, relativistic, directional electron bunches from an intense laser driven grating plasma.

Scientific reports·2022

Same author

Author Correction: Direct observations of pure electron outflow in magnetic reconnection.

Scientific reports·2022

Search research articles

Related Experiment Video

Updated: Jul 12, 2026

A Method for Studying the Temperature Dependence of Dynamic Fracture and Fragmentation

A Method for Studying the Temperature Dependence of Dynamic Fracture and Fragmentation

Published on: June 28, 2015

Implosion of indirectly driven reentrant-cone shell target.

R B Stephens¹, S P Hatchett, R E Turner

¹General Atomics, San Diego, California 92186, USA.

Physical Review Letters

|November 13, 2003

Summary

Researchers studied fuel compression for fast ignition targets using a reentrant-cone shell. Gold M-band radiation caused ablation, potentially impacting cryoignition targets.

More Related Videos

Conducting Elevated Temperature Normal and Combined Pressure-Shear Plate Impact Experiments Via a Breech-end Sabot Heater System

Conducting Elevated Temperature Normal and Combined Pressure-Shear Plate Impact Experiments Via a Breech-end Sabot Heater System

Published on: August 7, 2018

A 100 KW Class Applied-field Magnetoplasmadynamic Thruster

A 100 KW Class Applied-field Magnetoplasmadynamic Thruster

Published on: December 22, 2018

Related Experiment Videos

Last Updated: Jul 12, 2026

A Method for Studying the Temperature Dependence of Dynamic Fracture and Fragmentation

A Method for Studying the Temperature Dependence of Dynamic Fracture and Fragmentation

Published on: June 28, 2015

Conducting Elevated Temperature Normal and Combined Pressure-Shear Plate Impact Experiments Via a Breech-end Sabot Heater System

Conducting Elevated Temperature Normal and Combined Pressure-Shear Plate Impact Experiments Via a Breech-end Sabot Heater System

Published on: August 7, 2018

A 100 KW Class Applied-field Magnetoplasmadynamic Thruster

A 100 KW Class Applied-field Magnetoplasmadynamic Thruster

Published on: December 22, 2018

Area of Science:

Plasma Physics
Inertial Confinement Fusion

Background:

Fast ignition is a promising approach for inertial confinement fusion (ICF).
Cryoignition targets require precise fuel compression for ignition.

Purpose of the Study:

To investigate the implosion dynamics of indirectly driven reentrant-cone shell targets.
To identify potential issues in fuel compression for fast ignition.

Main Methods:

Experimental implosion of a reentrant-cone shell target.
Imaging using backlit X-ray radiography.
Hydrodynamic simulations using LASNEX.

Main Results:

Simulations generally agreed with experimental data on shell diameter, density, and symmetry.
A prestagnation central absorption maximum was not observed in simulations.
Gold M-band radiation was found to ablate gold from the cone, creating material between the cone and shell.

Conclusions:

Gold ablation due to M-band radiation is a critical factor in reentrant-cone target performance.
This ablation phenomenon may pose a significant challenge for future cryoignition targets.