Proceedings of the National Academy of Sciences of the United States of America, Vol. 78, No. 3, [Part 2: Biological Sciences] (Mar., 1981), pp. 1647-1651 (5 pages) The impressive linearity of ...

This jingle has helped generations of algebra students recall the quadratic formula that solves every equation of the form $latex ax^2+bx+c=0$. The formula is as ...

Fig 1. This basic VCO/waveform generator IC circuit includes a voltage follower loop (formed with IC1) and symmetry feedback loop (IC3) to eliminate an asymmetric duty cycle, which would cause ...

Controlling magnetic states in materials typically requires continuous power or only works in rare, specialized systems. Researchers developed a general theory showing how electric fields can ...