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Questions related from Udaya Rahubadde
I use FEM-based COMSOL for waveguide analysis, and I am aware that AI is being increasingly utilized for such studies. I am also interested in gaining knowledge in this area to accelerate my...
18 July 2025 3,541 1 View
The optimal hole diameter for a solid-core photonic crystal fiber (PCF) used in Surface Enhanced Raman Spectroscopy (SERS) is generally 2–3 μm, as indicated by the Google AI overview. This range...
19 February 2025 8,287 1 View
I use physics controlled mesh option of COMSOL 5. But sometimes it takes a long time. When I increase the size of mesh, the circular shape of holes of PCF is apparently deformed. Could you please...
19 October 2017 1,361 3 View
As the SC-PCF has a solid core and holey cladding, it is difficult to estimate the refractive index (RI) of cladding. I feel that the air filling fraction (AFF) of cladding structure can be used...
12 September 2017 6,209 1 View
Is there any specific kind of applications in PCF with zero confinement in terahertz frequency range?
23 June 2017 2,682 6 View
I need to know the precise clarification about the fast and slow spatial dependence (or oscillations)
17 April 2017 4,671 0 View
The Drude-Lorentz model is required to measure the dielectric constant of a metal surface for different frequencies. I cannot insert the Drude-Lorenz model formula to COMSOL as a parameter. I...
01 January 1970 335 3 View
I am working with parameter sweep with COMSOL. when the simulation is functioned several times. I feel the time taken to simulate is increasing that the past. can you help me to solve this?
01 January 1970 5,604 6 View
The optimal hole diameter for a solid-core photonic crystal fiber (PCF) used in Surface Enhanced Raman Spectroscopy (SERS) is generally in the range of 2–3 μm, as indicated by the Google AI...
01 January 1970 1,787 0 View
