# Materials & Chemical Engineering

- Properties of matter and its applications. Metal Production, Fabrication, Distillation, Corrosion
 Meta Thread / Thread Starter Last Post Replies Views Views: 257 Announcement: Follow us on social media and spread the word about PF! Jan16-12 Pinned: Dangerous/Illegal Activities Illegal/Dangerous Activities: Explicit "how to" discussions of illegal and/or dangerous activities, or posts... Jul31-07 05:01 PM chemisttree 0 30,962 I have the answer to this question but I'm finding it hard making sense of it... Q5) Dervive a relationship... Oct5-11 12:36 PM mcdonkdik 2 1,925 Its been a while since I took thermo. I was looking through my notes regarding fugacity at chemical equilibrium. There... Oct5-11 06:06 AM danago 1 2,233 Hi everyone, I'm trying to solve a problem concerning steady state and dynamic models of chemical reactor. I... Oct3-11 06:15 PM koala 0 1,234 As I understand it, carbon nanotube (CNT) exhibits quantised conductance (2e^2/h) because the mean free path length... Oct1-11 10:09 AM Husina 0 1,251 Hello All, I'm hoping someone can assist me in locating a stress amplitude vs. cycles curve (S N curve) for a... Oct1-11 05:24 AM Astronuc 1 3,299 Hello everybody, i have the following question. How can i determine the natural frequency of plexiglass or any other... Sep29-11 07:02 PM satrapes 0 2,830 Hi, So the other day we performed the Jominy quench test on 4 different steel samples. We followed the standard... Sep29-11 06:05 PM lou_skywalker 0 1,852 Hello all, I am conducting some experiments in which the samples are to be produced via hot pressing. However, I... Sep27-11 11:33 AM uby 0 1,210 I have questions regarding Chemical Engineering, which I am considering as a major at UC San Diego. I am good at math... Sep26-11 01:31 AM Cuauhtemoc 4 3,198 Hello, I have somewhat of a difficult question. First of all I have to say I am not an engineer. I need help in... Sep25-11 06:24 PM chemisttree 1 1,500 Hello, I am new here and I joined because I was wondering if I could find any help concerning finding heat from... Sep25-11 02:55 PM Physics quest 0 1,568 Hi, I want to try and make some steel alloy in an induction furnace. I have gone through youtube, Engineering... Sep25-11 09:54 AM Astronuc 1 2,079 Is there a material to convert kinetic energy to electricity? I had a great idea through a dream.. as I often do. The... Sep24-11 10:12 AM GuyPaterson 0 1,166 Could somebody explain how pseudocapacitors store energy? In other explanations I found such exression as fast... Sep21-11 07:12 PM Stanley514 0 1,602 Please let me know the significance of using P80 and F80 in the Bond's law. Sep20-11 11:00 PM himanshu07 0 2,174 Hi! Iam doing metal sheet forming simulations and I want to find a material for AA6082 and I wanted to use a power law... Sep20-11 03:46 PM Astronuc 1 2,017 Hi everyone i need help converting 25MMscfd of natural gas to kg/hr i calculated the molecular weight of the... Sep19-11 07:25 PM edgepflow 1 13,562 Recently, I had lab. In the lab we took different objects and measured their strain. One object had a varying cross... Sep19-11 06:24 AM BadBrain 2 1,992 I just learn the finite element theory, now I have one problem, I want to calculate the four-node effective strain... Sep16-11 06:48 AM hongfengtl 0 1,741 Hello I'm trying to find the equilibrium line of a gas-liquid (CO2-propylene carbonate). I have been given the moles... Sep16-11 03:13 AM sonic1 0 1,527 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 hongfengtl 2 1,618 Preferably YBCO or BSCCO as I only have liquid nitrogen at my disposal. The issue I'm running into is that no HTS... Sep15-11 11:08 AM uby 2 2,070 Do people do supercritical drying with water? The critical temperature and pressure of water - about 375 C and 3500... Sep14-11 05:39 PM neutralino137 4 4,138 Please I need Visual Basic algorithm for computing Hermite polynomials. Any one with useful info? Thanks. Sep14-11 02:50 PM hotvette 1 1,796 Hello. This is the last question on HW. Q) Diamond and graphite are both made of carbon atoms. Explain why diamond... Sep14-11 12:54 PM Matcon 1 2,411 I need to design a 2 component distillation column. This includes drawing a geometrical sketch of the column and the... Sep14-11 08:34 AM lohanlotter 0 2,215 Hey everyone i'm in the process of designing an absorption tower (packed) to remove pure CO2 from a natural gas... Sep14-11 03:06 AM Yr11Kid 0 2,109 I have a environmental engineering problem to do for homework, it goes like this: How many mg/L of magnesium ion... Sep13-11 10:16 PM ride5150 0 2,088 Hello all. I was inquisitive whether a diamond can be broken by a hammer. I think it can be, because diamond is the... Sep13-11 08:10 AM PAllen 3 1,964 Hi .... my equations is : 1- if the refractive index of the dielectric material related with frequency ? if yes ,... Sep10-11 04:58 AM efendi 0 1,414 Guys please I need your help.. In article: “The enhancement of photodegradation efficiency using Pt–TiO2 catalyst”... Sep9-11 09:45 AM chemistry11 0 1,132 hey guys, i am planning on buying some pieces of bismuth, as well as machining a disc of aluminum so that there is a... Sep8-11 02:28 PM carmatic 0 1,760 Many of you may be annoyed by my question. I'm sorry in advance. I've just finished my M.S. in Materials Science &... Sep7-11 11:33 PM lifeson22 2 2,032 Hello I am building a casing for Neodymium Magnet. I don't want to shield the power of the magnet in any way, and I... Sep7-11 12:40 PM berkeman 4 3,363 Hi all, I have search far and wide for this answer and could not find it. During the late 80's and early 90's... Sep7-11 11:58 AM freepizza 0 1,413 Fe is my favorite element. I love her less-than-absolute, yet still high, opacity to thermal energy as well as her... Sep5-11 03:26 AM BadBrain 1 1,757 The problem statement says to derive the concentration as a function of time for the general three species first order... Aug31-11 09:42 PM babbagee 0 1,562 I want T91 steel with high quality,but not very much for irradiation research.I would be very thankful if someone... Aug31-11 07:05 AM vicwang 2 2,117 Right now I am using silver solder to combine heating elements on a copper pipe. This is becoming very expensive. Any... Aug29-11 09:04 PM math111 3 3,143 I am trying to find out how much it costs to make synthetic fuels from electricity and appropriate feed stock. Some... Aug29-11 08:10 PM Enthalpy 2 2,297