For each frequency an impedance is determined and plotted (real v. imaginary components). From the plot the corroding system is modeled by an electrical circuit and the corrosion rate of the system ...

Engineers at the Korea Advanced Institute of Science & Technology (KAIST) have developed a way to precisely determine the ...

The variety of noninvasive technologies already in use to screen for skin cancer foreshadow a time when the scars and risks for biopsies might well be eliminated entirely.