Correlated x-ray fluorescence and ptychographic nano-tomography on Rembrandt's The Night Watch reveals unknown lead "layer".

Autor: Broers FTH; Science Department, Conservation & Science, Scientific Research, Rijksmuseum, Hobbemastraat 22, 1071 ZC, Amsterdam, Netherlands.; Van 't Hoff Institute for Molecular Sciences, University of Amsterdam, Science Park 904, 1090 GD, Amsterdam, Netherlands.; Inorganic Chemistry and Catalysis, Debye Institute for Nanomaterials Science and Institute for Sustainable and Circular Chemistry, Utrecht University, Universiteitsweg 99, 3584 CG Utrecht, Netherlands.; Antwerp X-ray Imaging and Spectroscopy laboratory, University of Antwerp, Groenenborgerlaan 171, 2020 Antwerp, Belgium., Verslype I; Science Department, Conservation & Science, Scientific Research, Rijksmuseum, Hobbemastraat 22, 1071 ZC, Amsterdam, Netherlands., Bossers KW; Inorganic Chemistry and Catalysis, Debye Institute for Nanomaterials Science and Institute for Sustainable and Circular Chemistry, Utrecht University, Universiteitsweg 99, 3584 CG Utrecht, Netherlands., Vanmeert F; Science Department, Conservation & Science, Scientific Research, Rijksmuseum, Hobbemastraat 22, 1071 ZC, Amsterdam, Netherlands.; Antwerp X-ray Imaging and Spectroscopy laboratory, University of Antwerp, Groenenborgerlaan 171, 2020 Antwerp, Belgium.; Paintings Laboratory, Royal Institute for Cultural Heritage (KIK-IRPA), Jubelpark 1, 1000 Brussels, Belgium., Gonzalez V; Science Department, Conservation & Science, Scientific Research, Rijksmuseum, Hobbemastraat 22, 1071 ZC, Amsterdam, Netherlands., Garrevoet J; Photon Science at Deutsches Elektronen-Synchrotron DESY, Hamburg 22607, Germany., van Loon A; Science Department, Conservation & Science, Scientific Research, Rijksmuseum, Hobbemastraat 22, 1071 ZC, Amsterdam, Netherlands., van Duijn E; Science Department, Conservation & Science, Scientific Research, Rijksmuseum, Hobbemastraat 22, 1071 ZC, Amsterdam, Netherlands., Krekeler A; Science Department, Conservation & Science, Scientific Research, Rijksmuseum, Hobbemastraat 22, 1071 ZC, Amsterdam, Netherlands., De Keyser N; Science Department, Conservation & Science, Scientific Research, Rijksmuseum, Hobbemastraat 22, 1071 ZC, Amsterdam, Netherlands.; Van 't Hoff Institute for Molecular Sciences, University of Amsterdam, Science Park 904, 1090 GD, Amsterdam, Netherlands.; Antwerp X-ray Imaging and Spectroscopy laboratory, University of Antwerp, Groenenborgerlaan 171, 2020 Antwerp, Belgium., Steeman I; Science Department, Conservation & Science, Scientific Research, Rijksmuseum, Hobbemastraat 22, 1071 ZC, Amsterdam, Netherlands., Noble P; Science Department, Conservation & Science, Scientific Research, Rijksmuseum, Hobbemastraat 22, 1071 ZC, Amsterdam, Netherlands., Janssens K; Science Department, Conservation & Science, Scientific Research, Rijksmuseum, Hobbemastraat 22, 1071 ZC, Amsterdam, Netherlands.; Antwerp X-ray Imaging and Spectroscopy laboratory, University of Antwerp, Groenenborgerlaan 171, 2020 Antwerp, Belgium., Meirer F; Inorganic Chemistry and Catalysis, Debye Institute for Nanomaterials Science and Institute for Sustainable and Circular Chemistry, Utrecht University, Universiteitsweg 99, 3584 CG Utrecht, Netherlands., Keune K; Science Department, Conservation & Science, Scientific Research, Rijksmuseum, Hobbemastraat 22, 1071 ZC, Amsterdam, Netherlands.; Van 't Hoff Institute for Molecular Sciences, University of Amsterdam, Science Park 904, 1090 GD, Amsterdam, Netherlands.

Publikováno v: Science advances [Sci Adv] 2023 Dec 15; Vol. 9 (50), pp. eadj9394. Date of Electronic Publication: 2023 Dec 15.

Reviving degraded colors of yellow flowers in 17th century still life paintings with macro- and microscale chemical imaging.

Autor: De Keyser N; University of Antwerp, Department of Physics, AXIS Research Group, Groenenborgerlaan 171, B-2010 Antwerp, Belgium.; Rijksmuseum, Museumstraat 1, Amsterdam, 1070 DN, Netherlands.; University of Antwerp, Faculty of Design Sciences, ARCHES Research Group, Mutsaardstraat 31, B-2000 Antwerp, Belgium.; University of Amsterdam, van 't Hoff Institute for Molecular Sciences, 1090GD Amsterdam, Netherlands., Broers F; University of Antwerp, Department of Physics, AXIS Research Group, Groenenborgerlaan 171, B-2010 Antwerp, Belgium.; Rijksmuseum, Museumstraat 1, Amsterdam, 1070 DN, Netherlands.; University of Amsterdam, van 't Hoff Institute for Molecular Sciences, 1090GD Amsterdam, Netherlands.; Utrecht University, Inorganic Chemistry and Catalysis, Universiteitsweg 99, 3584 CG Utrecht, Netherlands., Vanmeert F; University of Antwerp, Department of Physics, AXIS Research Group, Groenenborgerlaan 171, B-2010 Antwerp, Belgium.; Royal Institute for Cultural Heritage, Laboratories, Jubelpark 1, 1000 Brussels, Belgium., De Meyer S; University of Antwerp, Department of Physics, AXIS Research Group, Groenenborgerlaan 171, B-2010 Antwerp, Belgium., Gabrieli F; Rijksmuseum, Museumstraat 1, Amsterdam, 1070 DN, Netherlands., Hermens E; Rijksmuseum, Museumstraat 1, Amsterdam, 1070 DN, Netherlands.; University of Amsterdam, Art History Department, Turfdraagsterpad 15-17, 1012XT Amsterdam, Netherlands., Van der Snickt G; University of Antwerp, Department of Physics, AXIS Research Group, Groenenborgerlaan 171, B-2010 Antwerp, Belgium.; University of Antwerp, Faculty of Design Sciences, ARCHES Research Group, Mutsaardstraat 31, B-2000 Antwerp, Belgium., Janssens K; University of Antwerp, Department of Physics, AXIS Research Group, Groenenborgerlaan 171, B-2010 Antwerp, Belgium.; Rijksmuseum, Museumstraat 1, Amsterdam, 1070 DN, Netherlands.; University of Antwerp, Faculty of Design Sciences, ARCHES Research Group, Mutsaardstraat 31, B-2000 Antwerp, Belgium., Keune K; Rijksmuseum, Museumstraat 1, Amsterdam, 1070 DN, Netherlands.; University of Amsterdam, van 't Hoff Institute for Molecular Sciences, 1090GD Amsterdam, Netherlands.

Publikováno v: Science advances [Sci Adv] 2022 Jun 10; Vol. 8 (23), pp. eabn6344. Date of Electronic Publication: 2022 Jun 08.

Transmission and Reflection Mode Macroscopic X-ray Powder Diffraction Imaging for the Noninvasive Visualization of Paint Degradation in Still Life Paintings by Jan Davidsz. de Heem.

Autor: Vanmeert F; AXES Research Group, Department of Chemistry , University of Antwerp , Groenenborgerlaan 171 , B-2020 Antwerp , Belgium., de Keyser N; AXES Research Group, Department of Chemistry , University of Antwerp , Groenenborgerlaan 171 , B-2020 Antwerp , Belgium.; Paintings Conservation , Rijksmuseum , Museumstraat 1 , 1071 XX Amsterdam , The Netherlands.; Paintings Conservation , Royal Museum of Fine Arts Antwerp , Lange Kievitstraat 111-113 bus 100 , 2018 Antwerp , Belgium., van Loon A; Paintings Conservation , Rijksmuseum , Museumstraat 1 , 1071 XX Amsterdam , The Netherlands., Klaassen L; Paintings Conservation , Royal Museum of Fine Arts Antwerp , Lange Kievitstraat 111-113 bus 100 , 2018 Antwerp , Belgium., Noble P; Paintings Conservation , Rijksmuseum , Museumstraat 1 , 1071 XX Amsterdam , The Netherlands., Janssens K; AXES Research Group, Department of Chemistry , University of Antwerp , Groenenborgerlaan 171 , B-2020 Antwerp , Belgium.

Publikováno v: Analytical chemistry [Anal Chem] 2019 Jun 04; Vol. 91 (11), pp. 7153-7161. Date of Electronic Publication: 2019 May 22.

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Oral insulin is biologically active on rat immature enterocytes.

Autor: Buts, Jean-Paul, De Keyser, Nadine, Sokal, Etienne M., Marandi, Soheila, Buts, J P, De Keyser, N, Sokal, E M, Marandi, S

Publikováno v: Journal of Pediatric Gastroenterology & Nutrition; Aug1997, Vol. 25 Issue 2, p230-232, 3p