Zobrazeno 1 - 10
of 25
pro vyhledávání: '"J. R. J. van Asperen de Boer"'
Autor:
J. R. J. van Asperen de Boer
Publikováno v:
Applied optics. 7(9)
A method has been developed to detect underdrawings in paintings more completely than is possible with ir photography. A modified Barnes ir camera has been used equipped with a lead sulfide detector. The results can be explained in terms of an increa
Publikováno v:
Netherlands Yearbook for History of Art / Nederlands Kunsthistorisch Jaarboek. 26:229-258
Publikováno v:
International Journal of Museum Management and Curatorship. 5:85-96
Autor:
J. R. J. van Asperen de Boer
Publikováno v:
Netherlands Yearbook for History of Art / Nederlands Kunsthistorisch Jaarboek. 26:73-87
Autor:
P. F, J. M. Hermesdorf, M. L. Wurfbain, K. Groen, J. R. J. van Asperen de Boer, J. P. Filedt Kok
Publikováno v:
Netherlands Yearbook for History of Art / Nederlands Kunsthistorisch Jaarboek. 29:311-424
Publikováno v:
Netherlands Yearbook for History of Art / Nederlands Kunsthistorisch Jaarboek. 38:265-273
Autor:
J. R. J. van Asperen de Boer
Publikováno v:
Netherlands Yearbook for History of Art / Nederlands Kunsthistorisch Jaarboek. 26:1-40
Autor:
J. R. J. van Asperen de Boer
Publikováno v:
Studies in Conservation. 12:109-117
Autor:
M. Broekman-Bokstijn, E. H. van 't Hul-Ehrnreich, C. M. Verduyn-Groen, J. R. J. van Asperen de Boer
Publikováno v:
Studies in Conservation. 15:370-400
An account is given of the examination of the polychromed sculpture in the Hedin altarpiece (1466) in Rothenburg old T. (W Germany). Analytical methods used, such as microscopy, wet chemical analysis, infrared spectrophotometry, thin-layer chromatogr
Autor:
J. R. J. van Asperen de Boer
Publikováno v:
Studies in Conservation. 14:96-118
Infra-red reflectography, a method of improving the detectability of underdrawings in medieval paintings, is discussed. It is shown that the results can be explained with the Kubelka-Munk analysis of the optical properties of paint films. Measurement