What can make you change your mind in your professional life?

1. While you are working on a project 2. Before you start a new project 3. Have there been important strategic shifts in your professional life? 4. Do you have the impression that you change your...

07 August 2014 7,128 13 View

Is it a coincidence when we meet the right people in our lives?

Have you ever met persons who were particularly important for you at a special moment or situation of your private or professional life? I am not thinking of magical circumstances but of something...

06 July 2014 2,855 37 View

In a brain scan, what can be uncovered by the interpretations and what cannot?

Can the decoding of the details reveal something about our shared world? Assumed the brain scan would be reliable and decoded so that it tells us that the test person is thinking of the sentence...

06 July 2014 6,736 54 View

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04 May 2014 3,713 15 View

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We have recently seen a lot of down-votings in some threads. We also saw different kinds of reactions on this phenomenon. I would like to ask a question about these reactions. First I assume that...

04 May 2014 4,909 88 View

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04 May 2014 9,267 18 View

Can we learn from our own imagination? Can someone move a slide rule in the head and get new results?

There are anecdotes about people with a special talent who can move a slide rule (a slipstick) in their head and get a result which they had not had before. I doubt this for a number of...

02 March 2014 4,119 39 View

Are there infinitely many possible sentences in a natural language?

01 February 2014 10,026 99 View

Physics: Why do we describe light by referring to its wavelength, but microwaves and radar pulses by referring to their frequency?

In physics, the description of the properties of light generally refers to its wavelength (nm), while in the range of microwaves and radio waves we refer to the frequency of a signal (e.g. kHz or...

03 March 2021 1,682 3 View

Resistor definition in Piezoelectric bimorph with ANSYS workbench

Hello, good day! I am trying to simulate similar bimorph piezoelectric harvester with below commands. However, the output power doesn't change with resistor value. Please help to find the reason. ET,10,CIRCU94,0 !SET UP RESISTOR R,1,100000 !RESISTANCE VALUE TYPE,10 !SET ELEMENT TYPE E,1,2 !CREATE RESISTOR BETWEEN NODES 1 AND 2 Thanks in advance Regards,

02 March 2021 0 0 View

Why are the velocities so high in my Boussinesq approximation Fluent simulation?

Hello, I have a mechanism where air rises due to convective flows. In this simulation, nothing is driving the air except this. I understand that the Boussinesq approximation only works for small...

02 March 2021 4,910 3 View

Why almost every element would be metallized in sufficiently high pressure and low temperature?

(This statement is from wikipedia, BTW). What is so special about metallic bond that is limiting high-P low-T state of a matter (as long as individual atoms exist, not white dwarf of neutron star...

02 March 2021 3,309 2 View

Why is the sum of the elements in a row in a Q matrix equal to zero?

When explaining substitution models, the substitutions are expressed as Q matrix. Why is the sum of the elements in a row zero?

28 February 2021 3,864 3 View

What is the density for pva electrospining?

I'm Juan Carlos, a high school student who is working with electropinning, I made an electropinning machine with a 21g needle and a 30kv high voltage source and the distance between my needle is...

28 February 2021 298 3 View

Should we reduce the standard unit of length to 0.31951540592 meter ?

The reasoning behind this question is to align the ratios of the proton potential in energy per charge to the speed of light in distance per time. As these two dimensions appear to be related,...

27 February 2021 947 7 View

Mixed ANOVA - help?

I'm currently working on a piece which asks to conduct an ANOVA - looking at the effect of sporting group (2 levels), and exercise trials (two trials with six levels). I've computed this all...

27 February 2021 9,626 4 View

What are the application of Fixed points thoery in Chemistry.?

It is said that fixed point theory has lot of applications not in the field of mathematics only but also in various areas. So I am looking for applications in Chemistry only..

26 February 2021 3,533 1 View

How to determine implicit ontological and epistemological stance?

I am hoping for some guidance and additional reading material that will assist me in determining ontological and epistemological stance when not explicitly detailed within the research. Here is...

26 February 2021 227 5 View