How to correct the Semiconductor module error?

I have encountered with the following error when I coupled wave optics and semiconductor module together. Please help. Division by zero. - Function: / Failed to evaluate expression. -...

05 June 2018 2,175 0 View

How to calculate optical conductance from the optical dielectric constants?

I need to make a database for optical conductivity of materials from their respective frequency dependent optical permittivity. The unit of optical conductance should be in S/cm. I went up to many...

02 March 2018 6,413 0 View

How to knit the space between two concentric ellipsoid surfaces to make it a solid shell?

Dear Colleagues, I have designed a pair of concentric ellipsoids, which are needed to be connected with each other to form a solid shell in .STL format. Can I join them together? Please...

10 November 2017 4,136 7 View

How to calculate molar ionic conductivity from the effective electrophoretic mobility value for levodopa @pH=7?

03 April 2017 408 0 View

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I have obtained these data from Gaussian-09 package using keywords "freq polar" using B3LYP/6-31G++(d,p) exchange-correlation functionalExact polarizability: 190.335 2.070 169.585 11.327 -3.895...

02 March 2017 7,820 0 View

How can I find the structure given as gaussian archived entry file?

01 February 2017 9,464 4 View

What are the frontier journals for Plasmonics?

I am working with plasmonic nanomaterials. Please name the frontier journals where I may publish my research works. Thank you.

31 December 2016 2,936 1 View

What is the symmetry of a structure when Td and Oh point groups coincide/superimposed?

Since both the Td and Oh point groups belong to cubic symmetry, if we consider any structure in which the center of mass of both the structure coincide together, then what will be symmetry for the...

11 December 2016 5,011 4 View

Help to model aggregation kinetics of nanoparticles with molecular dynamics simulation

31 December 2015 2,274 2 View

Help to model aggregation kinetics of nanoparticles with molecular dynamics simulation

31 December 2015 4,595 2 View

What is the most Operating System (OS) which can be INSTALL on Tiny hard devices like Raspberry Pi (RPi) hardware ?

I'm targeting to deploy a mesh network and manually configure MANET routing protocols. I'm preparing scenarios, architectures, and hard devices needed to do that. Are there some step-by-step...

03 March 2021 1,931 5 View

Is there any tutorial for comsol general projections?

Hi, im trying to make a projection in a 3d comsol model. I have a non uniforme chanel and my intention is to get the average tempreture in the y-z cross section and se the average tempreture...

02 March 2021 4,624 4 View

Waters 2707 HPLC autosampler problem?

I am using a 2707 waters HPLC device. When I try to inject a sample, it says missing plate or rack. I changed the needle and calibrated its position but I still get the same problem. I even get...

02 March 2021 1,408 1 View

Is it possible to do piezoelectric coupling in ANSYS-APDL or COMSOL between tapered substrate and rectangular piezoelectric patch?

How to do Piezoelectric coupling in ANSYS-APDL or COMSOL between tapered substrate and rectangular piezoelectric patch? Piezoelectric coupling between the rectangular substrate and rectangular...

02 March 2021 9,833 3 View

What are anisotropic electrical and optical properties of a semiconductor due to?

In some materials, properties such as band gap, thermal conductivity differ along different crystallographic axes. What are the basics?

01 March 2021 1,923 3 View

How can I integrate a routing protocol in a tiny device (e.g. Raspberry Pi)?

Hi Community, I'm facing the issue of integration/compiling a new routing protocol in a WSN simulator. The final goal is to successfully add, configure this routing protocol in hardware devices...

01 March 2021 9,332 6 View

How can i resolve the "final solutuin is not converged" error in Comsol for my heat transfer simulation??

I have been trying to simulate heat transfer problem in Comsol 5.5 for long time but it always throw an error stating: "Failed to find a solution. Maximum number of Newton iterations...

28 February 2021 8,626 3 View

Gas sensor response and recovery time independant of flow rate and chamber volume?

I am trying to obtain the response and recovery times for my gas sensor device. It appears the the response/recovery times are primarily dependant on the flow rate of the gas I inject into the...

26 February 2021 1,511 3 View

How to use measure capacitance change in COMSOL time dependent study ?

I want to measure change of capacitance due to relative displacement between two parallel plates in COMSOL. Distance between two plates changes with time. So I'm using a time dependent study but...

26 February 2021 8,567 3 View

How to calculate battery consumption for IoT device?

Hi, everyone I'm working on a privacy-preserving algorithm that will apply to IoT devices. So, I need to measure the power consumption by implementing this algorithm. Any suggestion, advice,...

25 February 2021 8,749 6 View