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T he mission of the American Board of Nuclear Medicine (ABNM) is to assure the public of high-quality patient care by establishing standards for training, initial certification, and continuing competence of physicians providing nuclear medicine diagnostic and therapeutic services. Under the existing system, the first contact physicians have with the ABNM is the certification exam. Graduates of ...

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Among the various postsynthesis treatments of colloidal nanocrystals that have been developed to date, transformations by cation exchange have recently emerged as an extremely versatile tool that has given access to a wide variety of materials and nanostructures. One notable example in this direction is represented by partial cation exchange, by which preformed nanocrystals can be either transf...