Recent content by gaus12777

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    A Is there anyone who can explain Strukturbericht symbol?

    I have found about Strukturbericht and got some information. But I don`t know what these number means. I heard that Mn_5Ge_3 is a D8_8 type structure. I already found that D means A_m B_n compound. But I can`t find anywhere what the number mean.
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    Why this approximation is correct?

    Could you tell me the reason that if pole is close to the imaginary axis, (1) can be same as (2).
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    What is a problem of my graph?(frequency response)

    I have drawn a bode plot(freauency response), but it is not the same with one which is attatched in paper. Using this data, I have drawn the graph using matlab. I just put data into second order vibratoion system which is given in the paper(eq 18) Peak location of graph in paper is just in...
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    How to get transfer function in real system?

    Thank you for your kindness. I have a specific system in mind called piezoelectric system. I want to use it for fast scanning probe microscopy. But large frequency which can fast scan have some problem because of resonsant frequency. So, I want to use IRC and for doing it I think I should know...
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    How to get transfer function in real system?

    I have a qusetion about getting transfer function in real system. When I solve mechanical engeneering problem, transfer function is always just given. So, I`m curious how to get transfer function in real system. I have searched something about that and have found some mechine called spectrum...
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    I Time dependent perturbation(determination of order)

    I have a question about time dependent perturbation. In time dependent perturbation, unlike time independent perturbation, there is no lamda which is used for comparing order. So, I`m confused how can I determine order. Is there any explanation which use lambda or some other method for...
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    What is a feed through term in block diagram?

    I`m reading some paper about control engeneering. But I don`t know what is feed through term exactly. Is it a connection between some point in one circuit?
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    How can I approximate this transfer function?

    I don`t know how can I approximate this transfer function into this In my book, pole is close to imaginary axis, so It can be approximated.
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    I have a question about force exerted by magnetic field

    Thank you for your help. I missed out - sigh
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    I have a question about force exerted by magnetic field

    Thank you for your help. But I have a question. You said that "Looks somewhat good". Is it mean that not only my calculation but also assumption(neglect z coordinate) is good?
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    I have a question about force exerted by magnetic field

    First, thank you for your reply. As you have said, problem wants quantify solution. But, I want to just know my logic is correct. For getting more help I`ll calculate based on my logic. If X is much larger than W, as I mentioned before, z dependence of the magnetic field and gradient about z can...
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    I have a question about force exerted by magnetic field

    Homework Statement Homework EquationsThe Attempt at a Solution I uploaded the problem which I want to solve. Getting a general expression for magnetic field created by plane is difficult, I solve it another method. X is still larger than W, we can think palne current as just a infinite wire...
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