A home X-ray source produces copper K radiation,

PHYSICS · Subjective · Fermi University Physics · Condensed Matter, Materials & Soft Matter · Biophysics & Medical Physics · Crystal structure, bonding and diffraction

Forces, Machines and Signals, Ch Seeing molecules: diffraction, cryo-electron microscopy and fluorescence

Problem

A home X-ray source produces copper K

\alpha

radiation,

\lambda = 1.5418\,\mathrm{\mathring A}

. A crystal of a small protein gives measurable Bragg spots out to a largest scattering angle

2\theta_{\max} = 40^\circ

. Find the resolution

d_{\min}

of this data set.

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