Model:LinearDiffuser

LinearDiffuser

Also known as
Model type	Modular
Model part of larger framework	LandLab
Note on status model
Date note status model

Incorporated models or components:

Spatial dimensions	2D
Spatial extent	Watershed-Scale, Reach-Scale, Patch-Scale
Model domain	Terrestrial
One-line model description	Landlab component that models soil creep as a linear diffusion process
Extended model description	LinearDiffuser is a Landlab component that models soil creep using an explicit finite-volume solution to a 2D diffusion equation.

Keywords:	hillslope, Hillslope Model, soil creep, diffusion,

Name	Greg Tucker
Type of contact	Project manager
Institute / Organization	University of Colorado
Postal address 1	Campus Box 399
Postal address 2
Town / City	Boulder
Postal code	80309
State	Colorado
Country	United States
Email address	gtucker-at-colorado-dot-eduURIs of the form "gtucker-at-colorado-dot-edu" are not allowed.
Phone
Fax

Supported platforms	Unix, Linux, Mac OS, Windows
Other platform
Programming language	Python
Other program language
Code optimized	Single Processor
Multiple processors implemented
Nr of distributed processors
Nr of shared processors
Start year development	2013
Does model development still take place?	Yes
If above answer is no, provide end year model development
Code development status	Active
When did you indicate the 'code development status'?	2020
Model availability	As code
Source code availability (Or provide future intension)	Through web repository
Source web address	https://landlab.github.io
Source csdms web address
Program license type	BSD or MIT X11
Program license type other
Memory requirements
Typical run time

Describe input parameters	soil creep coefficient; initial topography
Input format	ASCII
Other input format
Describe output parameters	elevation; slope gradient; soil unit discharge
Output format	ASCII
Other output format
Pre-processing software needed?	No
Describe pre-processing software
Post-processing software needed?	No
Describe post-processing software
Visualization software needed?	No
If above answer is yes
Other visualization software

Describe processes represented by the model	Disturbance-driven soil creep (or other processes that can be represented by 2D diffusion).
Describe key physical parameters and equations
Describe length scale and resolution constraints
Describe time scale and resolution constraints
Describe any numerical limitations and issues

Describe available calibration data sets
Upload calibration data sets if available:
Describe available test data sets
Upload test data sets if available:
Describe ideal data for testing

Do you have current or future plans for collaborating with other researchers?

Is there a manual available?	No
Upload manual if available:
Model website if any
Model forum / discussion board

Comments

This part will be filled out by CSDMS staff

Can be coupled with:

Model info

Authors

Hobley

Source code

Model citations

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Featured publication(s)	Year	Model described	Type of Reference	Citations
Hobley, Daniel E. J.; Adams, Jordan M.; Nudurupati, Sai Siddhartha; Hutton, Eric W. H.; Gasparini, Nicole M.; Istanbulluoglu, Erkan; Tucker, Gregory E.; 2017. Creative computing with Landlab: an open-source toolkit for building, coupling, and exploring two-dimensional numerical models of Earth-surface dynamics. Earth Surface Dynamics, 5, 21–46. 10.5194/esurf-5-21-2017 (View/edit entry)	2017	ChannelProfiler DepthDependentTaylorDiffuser Landlab LinearDiffuser	Model overview	178
See more publications of LinearDiffuser