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    Article

    Two modified smoky quartz centers in natural citrine

    Electron paramagnetic resonance (EPR) measurements on natural citrine and greenish-yellow quartz revealed the presence of several localized hole centers adjacent to an aluminium impurity. The g tensors and their...

    D. Maschmeyer, K. Niemann, H. Hake, G. Lehmann in Physics and Chemistry of Minerals (1980)

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    Article

    Primary perireticulin amyloidosis in a 14-year-old girl

    A primary perireticulin amyloidosis is reported in a 14-year-old girl, which showed the symptoms of a steroid-resistant nephrotic syndrome. The diagnosis was established by biopsies of kidney and rectum. Occur...

    H. Hake, U. Goll, W. Thoenes in European Journal of Pediatrics (1976)