Can I calculate the energies for 2 coupled dots across a thin barrier?

Closed | Responses: 1

http://nanohub.org/answers/question/888

anisotropic effective masses

Closed | Responses: 1

I want to simulate Bismuth which has anisotropic effective masses... how can I input that?

http://nanohub.org/answers/question/877

How i can determine input for the e dimension for pyramidical or spheroid qdot? what should be the value of Lx,Ly & Lz?

Open | Responses: 1

http://nanohub.org/answers/question/659

example results

Closed | Responses: 2

Doing the examples in learning module of Introduction of Quantum Dot Lab, I don't get the same results for ground and excited states as well as the state vs eigenenergy values as they are in the …

http://nanohub.org/answers/question/595

I compared a free electron in a 10nm x 10nm x 10nm closed box with an analytical formula and got a very different result

Closed | Responses: 3

I expect to get 0.011eV for the ground state quantization energy. The tool gives me 0.040eV. Is it a problem in my interpretation of the results or the tool is wrong?

http://nanohub.org/answers/question/535

Number of Atoms

Open | Responses: 1

I was trying to relate the volume size and the number of atoms in the simulation. I picked a 2nm-by-2nm-by-2nm box, but when I checked the Output Log file, it only contains 64 atoms. Shouldn't the …

http://nanohub.org/answers/question/426

Temperature Adjustment

Open | Responses: 1

Thank you for providing this great tool. I'm trying to simulate properties of QDs in different temperatures. I wasn't sure where in the simulation, the 'Ambient Temperature' parameter is …

http://nanohub.org/answers/question/421

How to distinct the conducting band and valance band

Open | Responses: 1

I am glad to use this tool. I have calculated 7 bands accordingto the default configuration. However, i can not distinct the conducting band and valvance band. Furthermore, i want to know which ones …

http://nanohub.org/answers/question/417

Barrier material, energy scale

Open | Responses: 1

Dear Sirs, Do you pretend to make a version of Quantum Dot Lab that enabe us to consider the barrier constitution? (no freestanding) As for example, self assembled InAs quantum dots immersed on …

http://nanohub.org/answers/question/369

Several Questions detailed below.

Open | Responses: 1

I love this tool, but I have a few questions... 1. What do the shapes of the wavefunctions mean? Does the surface represent energy levels? 2. Where is the effective mass input? I notice …

http://nanohub.org/answers/question/195

Assumptions used in the QDs simulattions

Open | Responses: 1

Dear author, thank you for providing us this useful software. Do you mind to tell me the assumptions and some fixed parameters used in the simulations, for example, the background materials and …

http://nanohub.org/answers/question/171

There are no default values listed for the different effective masses for the different materials

Open | Responses: 2

Some of the other nanoHUB tools list preset values of effective masses for different materials. quantum dot lab, just has an entry for effective masses, could it be made similar to what other tools …

http://nanohub.org/answers/question/160

nanowire absorption spectrum

Open | Responses: 2

can we simulate the optical properties of a nanowire?

http://nanohub.org/answers/question/108

Results fail to appear with certain parameters

Open | Responses: 2

The Quantum Dot Lab tool failed to give me any result when I used the default inputs with following parameters: Number of States: 50 Geometry: Pyramid Simulation seemed to run, but no result was …

http://nanohub.org/answers/question/73

Follow up to material change quantum dot lab

Open | Responses: 3

Dear Dr Klimeck Thank you very much for your feedback. We want to simulate a different material from GaAs such as CdSe/CdTe/ ZnS using NEMO3D. We accessed your website and read your papers on …

http://nanohub.org/answers/question/66

material change quantum dot lab

Open | Responses: 1

Quantum dot lab uses GaAs as material. I want to simulate a different material such as CdSe or CdTe. How do i change material and simulate it ?

http://nanohub.org/answers/question/63