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Materials & Chemical Engineering

- Properties of matter and its applications. Metal Production, Fabrication, Distillation, Corrosion
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Illegal/Dangerous Activities: Explicit "how to" discussions of illegal and/or dangerous activities, or posts...
Jul31-07 05:01 PM
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Hello, Does anyone know how to calculate the cross sectional compressive strength of a piece of pipe? I know as you...
Mar15-11 07:53 AM
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Product Compression. I am currently doing some work on compression. I know the flowrate in and the pressure and...
Jan28-09 07:26 AM
1 2,703
The Computational Materials Science Group at NREL performs state-of-the-art theoretical calculations to develop the...
Apr20-06 11:48 AM
1 2,436
Dear all, I would like to simulate a HID lamp. This lamp is operated at a pressure of 2.8 atm and has a core...
Sep20-13 02:59 AM
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Hello, How do I instruct COMSOL to calculate the gradient of swelling pressure P which is given as P=E(C-Ceqm)...
Mar5-10 10:54 AM
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I am having issues with modeling an absorption column in COMSOL 3.5a. I have entered the reaction rate (which I am...
Jan28-12 09:33 PM
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Hey everyone, I have been using COMSOL to study oxygen diffusion through a membrane coupled with a surface reaction...
Oct13-07 04:58 AM
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Hi! I am trying to model the electrodeposition of MnO2 in COMSOL. I have 3 equations for 3 charged species involved...
Apr5-10 06:37 AM
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I am trying to model intrinsic stress of some thin film heterostructures. As I am not a modeler but an...
Nov14-08 03:41 AM
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Hi everybody, newbie here...:smile: im doing a modelling work with comsol and have a problem of solving using...
Jan5-08 10:51 AM
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Hi, Is there way to run MATLAB with COMSOL functions directly instead of connecting to matlab server from COMSOL. ...
Apr1-09 05:01 AM
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Hello everyone, Does anybody use Comsol multiphysics here? I am trying to model the electric double layer. If you...
Apr17-12 03:39 AM
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Dear Friends, I am totally new in Comsol Multiphysics and I can't manage with following problem: I have to...
Dec14-10 04:27 PM
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Hi everybody, I'm a new user of Comsol Multiphysics and Comsol script. And I'm working on a conduction problem,...
Oct19-09 03:10 PM
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Hello all, I have a small problem with COMSOL. I am trying to use the particle tracing feature, more precisely I...
Dec13-11 03:10 AM
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hi all, i'm a newbie here. i'm currently encountering problems trying to construct and simulate a 3-d t-junction. ...
Mar6-08 01:06 PM
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Hello, Now I am working on the convection and diffusion problem with chemical reactions. The question is simple...
Dec11-08 02:56 PM
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Hi every one I want to model a transient heat transfer with time dependent Dirichlet boundary condition and ...
Aug12-12 12:33 PM
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Hi, all, I am starting with calculating scattering cross sections of metallic nanoparticles. I have some doubt about...
Oct25-11 11:00 AM
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Hello, I am working on Al-17Si alloys. I have done some castings and in micro-structure I saw formation of...
Nov12-11 08:36 AM
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A question for anyone that has the ability to answer: I understand the difference between Frenkel and Schottky...
Mar27-05 06:18 PM
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Can someone explain the concept of recrystallization in metals to me? I'm having some trouble understanding what...
Apr19-05 08:32 PM
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Hi, Who could evaluate my conception of heat storage with Na2-SO4? Idea: Dry Na2-SO4 is moistered with water...
Nov29-10 04:33 PM
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Hello experts in diffusion, I am having some trouble understanding some concepts in calculating diffusion. ...
May3-11 12:26 PM
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can anyone give me a problem and exercise about the methode dreux of Concrete i want to practice it as well before the...
Jul8-10 07:35 AM
kompheak vic
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When determining the appropriate condenser rating ( i.e the condenser temp. difference, TD = Tc - Tci), why is it...
Mar1-10 11:28 AM
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Why is it when the conditions are adiabatic and reversible about a turbine, the assumption is its isentropic?
Nov18-06 12:09 AM
Andrew Mason
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HI, i guess this might have been answered prieviously. Can someone tell me the solution for transient conduction in...
Mar29-12 07:36 AM
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Hello, I want to study transparent alumina and zirconia and I wonder if they have the same conductivity and heat...
Jun1-10 06:42 AM
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According to this Periodic Table (sorted by conductivity), sodium's conductivity is .21 on the chart, and Iron's is...
Mar9-08 12:01 PM
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Hi, im doing an experiment involving activated carbon and I need to know if activated carbon has a high level of...
Feb16-10 07:41 PM
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Does somebody know if stabilized zirconia (a compound of zirconium oxide and yttrium oxide) is electrically conductive...
Sep30-09 05:20 AM
Gideon Y
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Hi everyone- I'm a junior at U. Penn doing a research project on thermal expansion in complex perovskites. I'm...
Jul27-04 12:50 AM
2 3,986
I was reading the Considere's criteria:for necking. The link:...
Mar27-12 12:25 PM
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Hello, I am a beginner in Comsol and I am using a convection-diffusion mode in Comsol 3.4. How can I put a constraint...
Dec7-11 11:48 AM
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for the construction of buildings which one is the best titanium aluminium iron cosider all properties ...
Nov20-05 06:36 AM
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can anybody guide me in selection of consumable required for developing of welding procedure specification... ...
Nov11-11 10:48 PM
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Why is the traverse loading strength of continuous fibre reinforced composites weaker compared to the longitudinal...
Oct17-10 09:25 PM
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We have 2D point coordinate before and after experiment(you can see the attachement), now we want to get the contour...
Sep15-11 07:14 PM
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Ok it's my first time here and I was hoping to get some help on some questions I have been given. I am a first year...
Nov16-09 09:26 AM
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