Frases de Edward Mills Purcell

Edward Mills Purcell fue un físico estadounidense que compartió el Premio Nobel de Física de 1952 con Felix Bloch por sus investigaciones independientes sobre la medición de campos magnéticos en el núcleo atómico. La resonancia magnética nuclear ha pasado a ser ampliamente usada para estudiar la estructura molecular de materiales puros y la composición de las mezclas.

A poco de iniciar su labor de profesor en la Universidad de Harvard , detectó las microondas emitidas por el hidrógeno en el espacio interestelar, radiación que permite a los astrónomos localizar las nubes de hidrógeno en las galaxias y medir la rotación de la Vía Láctea. Wikipedia  

✵ 30. agosto 1912 – 7. marzo 1997
Edward Mills Purcell Foto
Edward Mills Purcell: 3   frases 0   Me gusta

Edward Mills Purcell: Frases en inglés

“I have not yet lost a feeling of wonder, and of delight, that this delicate motion should reside in all the things around us, revealing itself only to him who looks for it.”

Nobel lecture (11 December 1952) http://www.nobelprize.org/nobel_prizes/physics/laureates/1952/purcell-lecture.html
Contexto: I have not yet lost a feeling of wonder, and of delight, that this delicate motion should reside in all the things around us, revealing itself only to him who looks for it. I remember, in the winter of our first experiments, just seven years ago, looking on snow with new eyes. There the snow lay around my doorstep — great heaps of protons quietly precessing in the earth's magnetic field. To see the world for a moment as something rich and strange is the private reward of many a discovery.

“It is an old story in physics that higher resolving power leads to new effects.”

Nobel lecture (11 December 1952)
Contexto: It is an old story in physics that higher resolving power leads to new effects. We remember that the magnetic moment of the nucleus was itself discovered through the hyperfine structure of lines in the visible spectrum. The nuclear resonance line in a liquid or gas can be remarkably narrow, as you have already seen. As soon as the reason for this was recognized, it became clear that the only practical limit on resolution was the inhomogeneity of the magnetic field applied to the specimen.

“Motion at low Reynolds number is very majestic, slow, and regular.”

"Life at Low Reynolds Number" in the American Journal of Physics (January 1977)

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