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Questions related to Comsol Multiphysics
I have alumina deposited on SiO2 substrate. How to pattern the alumina layer? I was thinking RIE with SF6 and CHF3, but this will etch into my substrate. Is there another method besides liftoff?...
09 September 2022 2,858 2 View
Even in cells cultured under glucose-rich conditions, if glutamine promotes iron death only by maintaining mitochondrial respiration, how does glutamine play a key role in cysteine...
31 August 2022 1,623 0 View
Hello All, I am doing analysis on an off grid system (PV, Battery,Inverter, load) . I know already the formula for calcuting the performance of PV. How can I calculate the performance of the...
30 August 2022 9,524 5 View
Suppose the following situation: OCh1: Pin = -4dBm Max Interchannel crosstalk at Rx = -40dBc Tx OSNR (InBand) = 35 dB/0.1nm Min Rx OSNR = 12 dB/0.1nm @ -20 dBm OCh2: Pin = 0dBm Max...
23 August 2022 6,213 0 View
I have optimized parameters for a ring resonator in EWBE study in comsol. Now I want to perform a frequency analysis. I chose ewfd study. But there is no field continuity option. HOw do I declare...
17 August 2022 9,922 0 View
My model is a cooling channel heated by copper from the top and bottom. The heat flux was used at the endwall surface of the top and bottom. The flow is turbulent. The local Nu can be plotted by...
14 August 2022 7,971 0 View
Please, can anybody send a link (if it exists) where I can learn what is the difference between FactSage, ThermoCalc or Pandat (or others) when calculating phase diagrams? Or to summarize the...
12 August 2022 7,444 4 View
Hi, Assuming the kinetic description is used for electron fluid and the hydrodynamic description for ion fluid. I am wondering what are the physical meaning and limits of such an approach. Thanks.
09 August 2022 4,277 3 View
as in attached image.
09 August 2022 605 0 View
The metal (Ti/Pt/Au on silcon) got creased when I wanted to strip PR. Curiously, the metal turns black in areas once covered by photoresist. the machine that I used is PVA-Tepla Microwave Stripper...
18 July 2022 3,587 0 View
I am confused about calculating the absorbability of the metamaterial absorber in between the two formulas below. A=1-R-T ...............(1) A=1-R...
11 July 2022 8,353 11 View
In research papers they were showing lot of equations like flory huggins etc so how to add all those equations in abacus ? Please help me
06 July 2022 6,826 0 View
Hi everyone, i'm trying to import .inp file created from matlab into abaqus for finite element analysis, but this error appears: 'AbaqusException: Problem when parsing keyword: PART Invalid...
28 June 2022 7,538 1 View
Dear all, I am curious about this 'simple' hydrology setup; fluid flow along the highly permeable foliation. As shown in the attached note, I would like to calculate the fluid flow along the...
23 June 2022 2,094 0 View
I am getting an error message " COMSOL Multiphysics model file is damaged or not valid" and cannot open the file. The file was working perfect and was saved a day ago, and I just had to reboot...
18 June 2022 8,390 2 View
How to calculate the state of heath of lithium battery, is there an equation ?
17 June 2022 260 5 View
I'm currently working in OpenFOAM as part of my research on two-phase viscoelastic flow. OpenFOAM version 9 supports viscoelastic flow models such as Maxwell, giesekus and PTT, listed under...
14 June 2022 7,949 2 View
I looking for a "dry process" by which I can change the hydrophobicity of the silicon wafer, to limit the hazardous wet process of using piranha solution.
07 June 2022 873 3 View
How is possible to calculate Ruess Young's modulus for a composite with three layers? As I know the Ruess young modulus for two layers is calculated from the equation below:
04 June 2022 6,258 1 View
Hi researchers I want to model numerically the increase in leak rate due to creep with time in a metal-to-metal seal. There is sufficient contact pressure at the interface of metal to metal...
04 June 2022 688 0 View
Please suggest any link or book or article to study epr and thereby solving it properly
31 May 2022 9,540 5 View
working principle, advantages, purpose
25 May 2022 5,779 3 View
I am running Cu-Zn sulphide flotation testing in a 2 L cell. Prior to this, I am grinding in a ball mill to a P80 of about 44 microns. So very fine grind of 30 minutes, at 60% solids. I add 1 kg...
16 May 2022 957 7 View
Hello, I am trying to perform nitrate assay using UV-VIS Spectrophotometry at 220 nm, for synthetic wastewater inoculated with an isolated bacterial species. My control consists of autoclaved...
05 May 2022 1,413 8 View