UC Berkeley (Prof. Alex Pines) Double Rotation Probe, Historical Mechanical Drawings from late 1980s.

These scanned historical documents include the mechanical drawings for the Double Rotation probes developed in Professor Alex Pines' lab at UC Berkeley during the late 1980s.   

The design of the version 1 DOR probe was utilized in these works:

Samoson, A., Lippmaa, E., & Pines, A. (1988). High-resolution solid-state NMR: Averaging of second-order effects by means of a double-rotor. Molecular Physics, 65(4), 1013–1018. https://doi.org/10.1080/00268978800101571

Samoson, A., & Pines, A. (1989). Double rotor for solid-state NMR. Review of Scientific Instruments, 60(10), 3239–3241. https://doi.org/10.1063/1.1140558

Wu, Y., Sun, B. Q., Pines, A., Samoson, A., & Lippmaa, E. (1990). NMR experiments with a new double rotor. Journal of Magnetic Resonance, 89(2), 297–309. https://doi.org/10.1016/0022-2364(90)90236-3

The version 2 DOR probe design was used in this work:

Jelinek, R., Chmelka, B. F., Wu, Y., Grandinetti, P. J., Pines, A., Barrie, P. J., & Klinowski, J. (1991). Study of the aluminophosphate AlPO₄-21 and AlPO₄-25 by aluminum-27 double-rotation NMR. Journal of the American Chemical Society, 113(11), 4097–4101. https://doi.org/10.1021/ja00011a007