Recent content by TheDude_

Thank you both! I understand much more clearly now. I promise I read each response several times...

Thank you all very much for the fast and thorough replies. This helps immensely. I'm sorry I'm not the best at quoting. Some follow up questions: yungman: I could be off base here, but doesn't the value of R*C determine how fast integration takes place? I.e. if the value of RC determines the...

I'm still learning about this, but it seems that an RC circuit performs the same function as an op amp integrator (http://www.electronics-tutorials.ws/opamp/opamp_6.html). In other words, they both can be used as integrators/low pass filters. If this is true, why would anyone bother with an...

According to Sigma-Aldrich (http://www.sigmaaldrich.com/materials-science/nanomaterials/silver-nanoparticles.html): "The concentration of silver nanoparticle solutions is calculated using the Beer-Lambert law, which correlates the optical density (OD, a measure of the amount of light transmitted...