An ideal mos capacitor is fabricated by using intrinsic silicon and an nt polysilicon gate. (a) sketch the energy-band diagram through the mos structure under flat-band conditions. (b) sketch the low-frequency c-v characteristics from negative to positive gate voltage.

Laboratory experiments, observational field studies, and model-building are all examples of different forms of scientific investigations.  in what way do laboratory experiments primarily differ from other forms of scientific investigations?   a.  a laboratory experiment is the only accepted form of investigation within the scientific community.  b.  studies about how things behave in nature or studies involving very large objects are best answered through laboratory experiments.  c.  laboratory experiments involve the identification and control of variables.  d.  data can only be generated through laboratory experiments, not other forms of investigation.

Which of the following are used in an electrochemical cell? a. electrodes b. electrolyte c. terminals d. all of the above

In a classical model of the hydrogen atom, the electron moves around the proton in a circular orbit of radius 0.053 nm. what is the electron's orbital frequency? what is the effective current of the electron?