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boards.ie Patents  
12:14 30-Sep-07   [Replies: 5, Views: 178]    By: Motosam
Where would be the best place to find out about the patent system and what it entails? I've designed engine parts for the past few years, sort of half heartedly in my spare time on paper, but n...
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PhysicsForums MOS flatband capacitance  
02:02 30-Sep-07   [Replies: 0, Views: 16]    By: Unnamed
Hi, Does anyone knows how to derive the silicon capacitance at flat band condition in terms of the Debye length? Regards...
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PhysicsForums Neutron diffusion problem.  
22:53 29-Sep-07   [Replies: 16, Views: 244]    By: Unnamed
It's part of my homework to find an analytical solution to a slab reactor with a reflector. The setup of the core is two slabs of equal thickness (-a to 0 and another 0 to +a) but different values for...
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PhysicsForums Marx Generators  
20:37 28-Sep-07   [Replies: 0, Views: 25]    By: Unnamed
I have built a number of Marx generators ranging for 30KV to 4MV I have achieved good rise time but I was wondering if anyone else here had experience with them and could help me with decreasing the d...
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boards.ie Domestic Boilers  
16:25 27-Sep-07   [Replies: 2, Views: 109]    By: crisco10
Hey there, I'm just wondering does anybody know of anywhere I can get my hands on some detailed info on how domestic boilers work (all types gas, oil etc)?? I have tried looking but all I se...
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PhysicsForums Thermistor + Simulink  
14:52 27-Sep-07   [Replies: 0, Views: 4]    By: Unnamed
Hi Everybody, i'm doing a small project for my studies, i'm developing the xPC Target toolbox of Matlab. well the point is that i need to do a temperature control, i'm using a thermistor as temper...
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boards.ie Bridge collapse in Vietnam  
13:33 27-Sep-07   [Replies: 5, Views: 184]    By: sme
This happened yesterday [http://www.msnbc.msn.com/id/20986875/]>, at least 52 dead and lots more injured. i am quite interested to know how this happened. the bridge was under construction and not...
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boards.ie Poor concrete ontop of monoliths  
08:23 27-Sep-07   [Replies: 3, Views: 105]    By: togster
Does anyone know what might cause spots of poor dis-coloured concrete on the top surface of monoliths. Heres the recipe Cement Silica Water Glenium Micro-air The same mix was...
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PhysicsForums An Idea  
03:43 27-Sep-07   [Replies: 7, Views: 64]    By: Unnamed
I had this idea a while ago but having just finished reading an article about the recent increase in college-aged entrepreneurs, I was inspired. At present, I am a freshman math major at a small state...
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MySpace Transportation Engineering  
16:27 26-Sep-07   [Replies: 1, Views: 1]    By: Patrick
An idea for the proposed concept to the submersed tube maglev train. Dont get chocked up with the big picture of going across the atlantic on the New York to London route. Try smaller by going...
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MySpace what's the best type of rocket propulsion?  
15:48 26-Sep-07   [Replies: 6, Views: 1]    By: Dean
antimatter? idk. feed me with feedback...
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MySpace Math Question, please help  
11:51 26-Sep-07   [Replies: 9, Views: 1]    By: Mat
My teacher is offering massive amount of extra credit if i am able to find this Inverse of this function. Y=X^3+x any help is much appreciated, i know this isnt a math forum but i figured that you p...
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boards.ie Energy rating course  
21:47 25-Sep-07   [Replies: 10, Views: 484]    By: Timmaay
Hi, I've just finished my mech eng degree, and still don't have a proper job. I see the energy sector as a fairly safe bet for a job. This whole energy rating of houses thing is going to kick off ...
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MySpace Texas Nukes  
16:22 25-Sep-07   [Replies: 3, Views: 1]    By: Bill
WASHINGTON (AP) -- Power producer NRG Energy Inc. will submit the first application for a new nuclear reactor in the U.S. in nearly 30 years, the company's chief executive said Monday...
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boards.ie Reactive Power  
16:53 24-Sep-07   [Replies: 1, Views: 113]    By: di11on
I'd be interested to hear people's explanations of what it is... Shoot!!! :-) ...
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PhysicsForums Variable compression ratio engine  
13:39 24-Sep-07   [Replies: 11, Views: 397]    By: Unnamed
I m making a project on Variable Compression Ratio (VCR)engine and hav got some ideas for attaining Variable Compression Ratio in an engine. i studied ur SAAB Variable Compression (SVC) engine,i fou...
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MySpace Tune in Sept 29th on CourtTV!!! You don't want to miss this!  
08:36 24-Sep-07   [Replies: 0, Views: 1]    By: Check your local listings!
You'll want to see this! 

Hello everyone, Mark your calendar for September 29th, for one of the most informative programs about the legal system you will ever see. Pre-Paid Legal Services, Inc. is ...
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PhysicsForums Using the right amplifier  
20:30 23-Sep-07   [Replies: 10, Views: 182]    By: Unnamed
Hello Guys, I really need some help with this one. I'm still working on the circuit design for this AD9959 programmable pulse generator and I found (from reading the datasheet) that the output from...
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Vex Fan Forum Quad Quandary  
17:03 23-Sep-07   [Replies: 1, Views: 1450]    By: The_Wizard
Hey, FIRST released the 2007-8 game QUAD QUANDARY who's ready? www.usfirst.org [http://www.usfirst.org]>...
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PhysicsForums Float a lantern  
06:49 23-Sep-07   [Replies: 1, Views: 27]    By: Unnamed
im trying to make a lantern float but what kind of formulas should i consider in trying to make it float? i want it to be like this. http://upload.wikimedia.org/wikipedi...ernRichy01.jpg [http://uploa...
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MySpace Electrochemical  
02:39 23-Sep-07   [Replies: 0, Views: 1]    By: adama
Hi my name is Adam, I read a lot about the benefits of using Hydrogen peroxide for many purposes, including purification of water and oxygen therapy and the many other things.. I am trying to rescue m...
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PhysicsForums Accelerator Engineering  
22:44 22-Sep-07   [Replies: 11, Views: 179]    By: Unnamed
I have a problem, something that I should know but slipped through the cracks. I have posted this in another thread but I will re-post it here in truncate. the other thread is http://www.physicsfo...
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Vex Fan Forum Spanish webcams for adult  
14:30 21-Sep-07   [Replies: 0, Views: 3]    By: TestowySsie
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MySpace Urgent, but tedious, question!  
11:09 21-Sep-07   [Replies: 5, Views: N/A]    By: Ginga!
Right, im sure people are always posting questions like this on here- but its got to be done! I need some advice on a university degree. You see i want to study aeronautical or mechanical engineering,...
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MySpace what if  
07:25 21-Sep-07   [Replies: 5, Views: N/A]    By: Alien contact
IF every sattelite orbiting the earth stopped working at the same time. What would be the result here on earth ?...
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