Suzan de Groot

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The controversial topic regarding active treatment of ink-corroded artefacts still causes concern in the field of paper conservation. Especially, the effectiveness of treatments and their longterm side effects are often a cause to anxiety. Based on the results of a literature survey, it was thought necessary to compare nine commonly used aqueous treatments(More)
synopsis The literature on the relativistic energy-momentum tensor in polarized media falls apart in treatments based on microscopic first principles and considerations starting from macroscopic postulates. Only papers of the first category, such as Lorentz’s and Einstein-Laub’s, can be considered as derivations, whereas treatments of the second category,(More)
Based on improvements of progression-free survival (PFS), new agents for metastatic renal cell carcinoma (mRCC) have been approved. It is assumed that one of the benefits is a delay in health-related quality of life (HRQoL) deterioration as a result of a delay in progression of disease. However, little data are available supporting this relationship. This(More)
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