Related Experiment Video

Updated: Jan 19, 2026

Emission Spectroscopic Boundary Layer Investigation during Ablative Material Testing in Plasmatron
09:41

Emission Spectroscopic Boundary Layer Investigation during Ablative Material Testing in Plasmatron

Published on: June 9, 2016

12.8K

Dynamics of an epidemic model with advection and free boundaries

Meng Zhao1, Wan-Tong Li1, Yang Zhang2

  • 1School of Mathematics and Statistics, Lanzhou University, Lanzhou, Gansu, 730000, P.R. China.

Mathematical Biosciences and Engineering : MBE
|September 11, 2019
PubMed

Keywords:
advectionepidemic modelfree boundarypartially degeneratespreading and vanishing

More Related Videos

COVID-19 / Coronavirus Outbreak: a Rapidly Deployable Medical Facility Optimized for Epidemics Smart Pod01:19

COVID-19 / Coronavirus Outbreak: a Rapidly Deployable Medical Facility Optimized for Epidemics Smart Pod

Published on: March 19, 2020

10.3K
Atom Probe Tomography Studies on the CuIn,GaSe2 Grain Boundaries09:51

Atom Probe Tomography Studies on the CuIn,GaSe2 Grain Boundaries

Published on: April 22, 2013

13.3K

Related Concept Videos

Areas Within Irregular Boundaries01:26

Areas Within Irregular Boundaries

Calculating areas within irregular boundaries, such as along rivers or curved roads, is crucial in various fields, including surveying, engineering, and environmental management. Surveyors often begin by creating a traverse, a connected series of straight lines approximating the area's boundary. The coordinates of each traverse point are essential for calculating the enclosed area. The double meridian distance formula is a widely used technique for this purpose. This method utilizes the...
345
Electrostatic Boundary Conditions01:16

Electrostatic Boundary Conditions

Consider an external electric field propagating through a homogeneous medium. When the electric field crosses the surface boundary of the medium, it undergoes a discontinuity. The electric field can be resolved into normal and tangential components. The amount by which the field changes at any boundary is given by the difference between the field components above and below the surface boundary.
The surface integral of an electric field is given by Gauss's law in integral form and is related to...
938
Magnetostatic Boundary Conditions01:28

Magnetostatic Boundary Conditions

An electric field suffers a discontinuity at a surface charge. Similarly, a magnetic field is discontinuous at a surface current. The perpendicular component of a magnetic field is continuous across the interface of two magnetic mediums. In contrast, its parallel component, perpendicular to the current, is discontinuous by the amount equal to the product of the vacuum permeability and the surface current. Like the scalar potential in electrostatics, the vector potential is also continuous...
1.6K
Boundary Layer Characteristics01:18

Boundary Layer Characteristics

When a fluid encounters a solid surface, a boundary layer forms due to the interaction between the fluid's motion and the stationary surface. This phenomenon is characterized by a thin region adjacent to the surface where viscous forces dominate, influencing the fluid's velocity profile. The development of the boundary layer begins at the leading edge of the surface and evolves as the fluid moves downstream.As the fluid flows over the surface, friction between the fluid and the wall slows down...
572
COVID-19 / Coronavirus Outbreak: A Rapidly Deployable Medical Facility Optimized for Epidemics (Smart Pod)01:19

COVID-19 / Coronavirus Outbreak: A Rapidly Deployable Medical Facility Optimized for Epidemics (Smart Pod)

The Centers for Disease Control and Prevention (CDC) recommends that healthcare providers perform screening tests on patients with symptoms of COVID-19 in an isolated room to protect other patients from potential exposure to the virus. 
The Smart Pod, a rapidly deployable medical facility that was designed in the wake of the Ebola virus, can serve as a biocontainment unit for airborne pathogens. This emergency solution has been developed by Baylor College of Medicine as a nimble,...
10.3K
Emission Spectroscopic Boundary Layer Investigation during Ablative Material Testing in Plasmatron09:41

Emission Spectroscopic Boundary Layer Investigation during Ablative Material Testing in Plasmatron

Development of new ablative materials and their numerical modeling requires extensive experimental investigation. This protocol describes procedures for material response characterization in plasma flows with the core techniques being non-intrusive methods to track the material recession along with the chemistry in the reactive boundary layer by emission...
12.8K