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VNL version history/changelog

 

Versions: 2008.10 | 2008.02 | 2.0.x1.VN4 | 1.3 | 1.2

 

New in 2008.10

  • New instrument: Bulk Builder

New in 2008.02

  • Complete redesign of the program interface
    • Drag-and-drop data between VNL tools, scripts and VNL files from the file system into VNL tools, NanoLanguage scripts to and from third-party text editors
    • Lab Floor removed; save geometries and data as NanoLanguage scripts or VNL files on disk
  • Improved and updated NanoLanguage Scripter with full support for ATK 2008.02
  • Easy access to and overview of all results calculated with ATK 2008.02 using a new instrument (Result Browser)
  • Easily set up Magnetic Tunnel Junctions in a new dedicated instrument
  • Generate simple slab configurations directly in Atomic Manipulator
  • Support for periodic atom configurations
  • Support (limited) for manipulation of heterogeneous two-probes
  • Surface layers are now set up the number of layers instead of the screening distance
  • Improved support for import of xyz files
  • Transmission spectrum can now be calculated by specification of an energy range
  • Transmission coefficients can now be calculation by specification of a k-point sampling grid

New in 2.0

  • Complete access to all ATK 2.3 NanoLanguage features with the NanoLanguage Scripter
  • A memory leak which caused crashes in the 3D visualizations has been fixed
  • Store and reuse NanoLanguage methods
  • Relaxations of nanotubes no longer fail due to attempted write on VNLFile
  • k-points for left and right electrodes are now always identical

New in 1.4

  • New instrument: Molecular Builder  
  • Several predefined color maps to choose from

New in 1.3

  • A couple of serious memory leaks have been fixed
  • Crystal Grower replaced by Crystal Cupboard, with over 500 templates
  • Possibility to edit bulk samples in the Atomic Manipulator by modifing the lattice parameters and changing the elements in the basis
  • New 2D plotting engine, with support for export and print
  • Export of individual samples
  • Drag-and-drop samples into VNL from outside
  • Log Book plots, also for imported samples from ATK 2.0 and 2.1, with support for spin-dependent calculations
  • A problem with bonds when changing the chiral indices in the Nanotube Grower was fixed
  • Cleaving of electrodes moved into the Atomic Manipulator
  • Possibility to make Si or Au (or any other single-element) nanotubes

 

New in 1.2

  • Support for viewing results from ATK 2.0
  • New instrument: Nanotube Grower
  • An improved Atomic Manipulator which is even easier to use for setting up two-probe systems
  • Completely re-designed Nanoscope, with substantially improved 3D performance
  • Support for new functionality in ATK 2.0 (with some limitations)
  • Performance improvements, in particular when importing samples and sessions (including the program startup itself)

 
 
Free Trial
ATK 2010.02 released

Finally runs on Redhat - and has forces for DFT!

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New tutorials

Three new tutorials have been published, including one on single electron transistor calculations with ATK 2010.01!

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ATK 2010.01 released

This version is mainly a bug-fix release. Most notably it solves a threading problem, making it an essential update for all users.

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ATK 2009.12 updated

The Windows version of ATK 2009.12 released earlier this week was missing one library component. Users experiencing installation problems should download the new build (3643) and re-install ATK.

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ATK 2009.12 released

ATK 2009.12 makes the semi-empirical model available on Windows, enables calculations on charged systems, and can treat a system immersed in a solvent.

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