Uniaxial Strain Simulation not as specified

Closed | Responses: 2

I tried to some simple uniaxial strain simulation for bulk. The problem that I encountered is that even though I　specified the initial and final strain, the strain value in the final results is not …

https://nanohub.org/answers/question/345

Strained nanowires behave oppositely to strain type

Open | Responses: 4

Device type: Cirular/Square silicon nanowire - channel dir: , conf dir: and channel dir: , conf dir: Dimensions: 2.5nm to 3.5nm Strain condition: longitudinal uniaxial tension/compression (-6% to …

https://nanohub.org/answers/question/330

Any cahnce you can include the DOS from the E(k) curves for a 1D Kronig Penny model?

Open | Responses: 1

https://nanohub.org/answers/question/318

What does confinement direction in UTB refer to?

Open | Responses: 2

Hi, In calculating the bandstructure for UTB films, the field "Confinement Direction" mentions the "Y" direction. However, the graphic shows "Y" along the width of the device. What does …

https://nanohub.org/answers/question/315

code crashes when 8nm triangular cross section nanowires are entered

Open | Responses: 3

code crashes when 8nm triangular cross section nanowires are entered crashes both in the electronic structure calculation as well as charge-selfconsistent calculation. Error message in the Output …

https://nanohub.org/answers/question/277

wishlist item: compare the initial and the final dispersion in selfconsistent calculation

Open | Responses: 2

wishlist item: compare the initial and the final dispersion in selfconsistent calculation. The way to do this is to have the initial dispersion on the left for negative k values and the new one for …

https://nanohub.org/answers/question/276

wishlist item: 2d cuts through potential and charge through high symmetry lines

Open | Responses: 1

wishlist item: 2d cuts through potential and charge through high symmetry lines for example in the ultra thin body have a cut in the 1D quantum well growth direction. In wires in horizontal and …

https://nanohub.org/answers/question/275

No outputs

Open | Responses: 2

Bandstructure Lab, with the default values, is not generating any output figures! I was trying to assign a homework on how strain modifies the bandstructure, but could not get the simulations done.

https://nanohub.org/answers/question/273

atomic coordinates file should have the right file extension *.pdb so one can read it into a local visualizer right away

Open | Responses: 2

The ability to ownload a coorinate file is existing now. However the file comes back as a t *.txt file. It if ame back with the right extension, my local machine could immediately use the file. …

https://nanohub.org/answers/question/248

biaxial strain in bulk produces no results

Open | Responses: 3

Starting from scratch with a new simulation I am just turning on bi-axial strain in the bulk simulation mode and I get not simulation results.

https://nanohub.org/answers/question/220

Could k be expressed by kx ky kz?

Open | Responses: 2

I do not really know the meaning of "effective k" in the result figure.(the square root of kx ky kz?) This tool can show a table of k-E. Is this possible to show the "kx ky kz E" in the final result …

https://nanohub.org/answers/question/191

number of bands

Open | Responses: 2

Hi I simulated 6 bands, on the results it shows band no 1, 3,6 for Conduction band and like 1 and 3 for valence band. why are 2 and 4 missing Thanks Neel

https://nanohub.org/answers/question/188

oxide thickness/

Open | Responses: 1

what does self consistent calculation mean? when is oxide thickness included for Si NW calculation? Thanks for your excellent tool

https://nanohub.org/answers/question/185

simulate CdTe

Open | Responses: 2

Is it possible to simulate CdTe nanowire through the bandstructure lab? That will be tremendous help. Thanks in advance Neel.

https://nanohub.org/answers/question/181

simulation is slow for large diameters

Open | Responses: 1

I tried to run the simulator for fairly large InAs NW, with diameter ~5 to 20nm. Even with the number of conduction bands and k-points reduced, the simulation is still very slow, much slower than …

https://nanohub.org/answers/question/157

Strain in % or fraction

Open | Responses: 1

Does the 0.02 denote a fraction or percentage? from usual strain values,it looks like percentage but wanted to confirm

https://nanohub.org/answers/question/133

Highly non-spherical heavy hole bands for bulk GaAs??

Open | Responses: 1

I calculated the band structure of bulk GaAs. The effective masses for the heavy holes were given as: [100] 0.376848 [110] 0.657788 [111] 0.839029 I thought the heavy hole bands of GaAs …

https://nanohub.org/answers/question/127