All Categories (1-20 of 28)

1. How to write Dielectric Options File

   Q&A|Closed | Responses: 3

   Hello.

   I am using nanoDDSCAT+ and would like to make the custom dielectric file for a material. How do I format this?

   https://nanohub.org/answers/question/2488

2. dimensions to the shape nanoddscat plus

   Q&A|Closed | Responses: 1

   I am trying to simulate plasmonic properties of bipyramidal shape gold particles of length 500 nm and width 200 nm
   can you please tell me After drawing a custom shape in blender, how can...

   https://nanohub.org/answers/question/2102

3. how to do calculation of electric field of plasminic nanoparticles with different frequencies

   Q&A|Closed | Responses: 1

   Using nanoDDSCAT+ we can see the electric field enhancement of plasmonic nanoparticles at their extinction maxima, can we see the electric field of the same nanoparticle under the irradiation of...

   https://nanohub.org/answers/question/2052

4. xyz coordinates for dipoles from DDSCAT output

   Q&A|Closed | Responses: 0

   Is it possible to extract the xyz coordinates for the dipoles from a DDSCAT simulation? 

   Or alternatively have an xyz file as input for a DDSCAT simulation?

   https://nanohub.org/answers/question/1836

5. How do I get the precise size of my shape & coating?

   Q&A|Closed | Responses: 0

   Hello, 

   I am trying to create a triangular prism with a 3 nm coating by placing one triangular prism within another in Blender and converting this shape in nanoDDSCAT+. However,...

   https://nanohub.org/answers/question/1830

6. Uploading dielectric constants into nanoDDSCAT?

   Q&A|Open | Responses: 1

   I have complex dielectric constants for aluminum at given frequencies and was hoping to upload this into nanoDDSCAT, but unsure of the proper format or values to put into the...

   https://nanohub.org/answers/question/1819

7. Dielectric for materials

   Q&A|Closed | Responses: 2

   Dear,

   I would like to know the source of dielectric functions for gold, silver and titanium dioxide in this simulation tool. thanks

   reagrds

   Shahid 

   https://nanohub.org/answers/question/1817

8. dont display E-field data

   Q&A|Closed | Responses: 1

   Hi,

   I cannot see E-field data. Simulation finished successfully but dont display E-field data

   please help me out

   regards

   Shahid

   https://nanohub.org/answers/question/1816

9. could’nt compute E-Field

   Q&A|Closed | Responses: 2

   Dear AbderRehman,

   I couldnt obtain E-field since last software update. I tried to re-run an old simulation but this time extinction efficiency factor results are different (lower) from...

   https://nanohub.org/answers/question/1759

10. how to add reflectors or multiple light sources in ddscat simulation

    Q&A|Closed | Responses: 1

    Dear,

    I would like to setup a system with light reflectors to illuminate the system from all directions. i was thinking to add more light sources to act as reflectors. I am...

    https://nanohub.org/answers/question/1755

11. simulation failed, error

    Q&A|Closed | Responses: 1

    Dear,

    I received following error

    <<< DDSCAT has encountered an error in processing. >>>

     Resultant data displayed for...

    https://nanohub.org/answers/question/1754

12. Forrtl:Severe (41) insufficient virtual memory (error)

    Q&A|Closed | Responses: 1

    Dear, 

    I received this error message. for more detail

     https://www.dropbox.com/s/7rwi4p57gov335p/insuficient%20memory.jpg?dl=0

    I have sufficient disk...

    https://nanohub.org/answers/question/1750

13. at different cylinder rotations number of dipoles are different why?

    Q&A|Closed | Responses: 1

    Dear,

    I am simulating a cylinder with diameter 7.5 nm and length 25 nm, with resolution level of 3 i got number of dipoles around 29k when rod is aligned along z-axis in blender. BUT...

    https://nanohub.org/answers/question/1738

14. data from failed/aborted simulation

    Q&A|Closed | Responses: 3

    Dear,

    I am interesting to know how to obtain data from a simulation either aborted or failed? i ran one simulation which stopped after 10 days and as following image showing 89/100...

    https://nanohub.org/answers/question/1736

15. is it possible to obtain data from aborted simulation session

    Q&A|Closed | Responses: 1

    Dear,

    i am interesting to know if it possible to obtain data (e.g. qtable) from aborted simulation session? I shall be thankful to you

    kind regards

    Shahid

    https://nanohub.org/answers/question/1735

16. step “Process”

    Q&A|Closed | Responses: 1

    Dear,

    I have relatively large simulation but not that large. cylindrical object with diameter 35 nm and length 150 nm and number of dipoles =1145700. I am using "remote parallel...

    https://nanohub.org/answers/question/1732

17. object periodicity

    Q&A|Closed | Responses: 1

    Dear admin,

    Object periodicity option is disabled. why?

    regards

    Shahid

    https://nanohub.org/answers/question/1724

18. paramsters to excite Longitudinal Plasmon of a cylinders

    Q&A|Closed | Responses: 2

    Dear,

    I am using custom shape (cylinder) with diameter 7.5 nm and 25 nm length. i am interesting to excite longitudinal plasmons but unfortunately i am not success, i have changed the...

    https://nanohub.org/answers/question/1723

19. how to excite transverse and longitudinal mode for a nanorod in a single simulation?

    Q&A|Closed | Responses: 1

    Dear,

    Two basic question

    1. how to excite transverse and longitudinal mode for a nanorod in a single simulation?

    2. what will happen if I will select the...

    https://nanohub.org/answers/question/1722

20. some wavelengths are missing the spectrum

    Q&A|Closed | Responses: 1

    Dear,

    I used the option "Remote parallel DDSCAT with wavelength splitting" for 4000 minutes (2.7 days) over the weekend and got the results back after almost 1.5 days. i am...

    https://nanohub.org/answers/question/1721