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X-ray Imaging of Functional Three-Dimensional Nanostructures on Massive Substrates.

ACS nano

Grishina DA, Harteveld CAM, Pacureanu A, Devashish D, Lagendijk A, Cloetens P, Vos WL.
PMID: 31829557
ACS Nano. 2019 Dec 24;13(12):13932-13939. doi: 10.1021/acsnano.9b05519. Epub 2019 Dec 12.

To investigate the performance of three-dimensional (3D) nanostructures, it is vital to study their internal structure with a methodology that keeps the device fully functional and ready for further integration. To this aim, we introduce here traceless X-ray tomography...

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Grishina DA, Harteveld CAM, Pacureanu A, et al. X-ray Imaging of Functional Three-Dimensional Nanostructures on Massive Substrates. ACS Nano. 2019;13(12):13932-13939doi: 10.1021/acsnano.9b05519.
Grishina, D. A., Harteveld, C. A. M., Pacureanu, A., Devashish, D., Lagendijk, A., Cloetens, P., & Vos, W. L. (2019). X-ray Imaging of Functional Three-Dimensional Nanostructures on Massive Substrates. ACS nano, 13(12), 13932-13939. https://doi.org/10.1021/acsnano.9b05519
Grishina, Diana A, et al. "X-ray Imaging of Functional Three-Dimensional Nanostructures on Massive Substrates." ACS nano vol. 13,12 (2019): 13932-13939. doi: https://doi.org/10.1021/acsnano.9b05519
Grishina DA, Harteveld CAM, Pacureanu A, Devashish D, Lagendijk A, Cloetens P, Vos WL. X-ray Imaging of Functional Three-Dimensional Nanostructures on Massive Substrates. ACS Nano. 2019 Dec 24;13(12):13932-13939. doi: 10.1021/acsnano.9b05519. Epub 2019 Dec 12. PMID: 31829557; PMCID: PMC6933814.
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Thermally reversible nanoparticle gels with tuneable porosity showing structural colour.

Physical chemistry chemical physics : PCCP

Ruff Z, Cloetens P, O'Neill T, Grey CP, Eiser E.
PMID: 29214256
Phys Chem Chem Phys. 2017 Dec 20;20(1):467-477. doi: 10.1039/c7cp04835a.

We present colloidal gels formed from dispersions of PEG- and PEG+DNA-coated silica nanoparticles showing structural colour. The PEG- and PEG+DNA-coated silica colloids are functionalized using exclusively covalent bonds in aqueous conditions. Both sets of colloids self-assemble into thermally-reversible colloidal...

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Ruff Z, Cloetens P, O'Neill T, et al. Thermally reversible nanoparticle gels with tuneable porosity showing structural colour. Phys Chem Chem Phys. 2017;20(1):467-477doi: 10.1039/c7cp04835a.
Ruff, Z., Cloetens, P., O'Neill, T., Grey, C. P., & Eiser, E. (2017). Thermally reversible nanoparticle gels with tuneable porosity showing structural colour. Physical chemistry chemical physics : PCCP, 20(1), 467-477. https://doi.org/10.1039/c7cp04835a
Ruff, Z, et al. "Thermally reversible nanoparticle gels with tuneable porosity showing structural colour." Physical chemistry chemical physics : PCCP vol. 20,1 (2017): 467-477. doi: https://doi.org/10.1039/c7cp04835a
Ruff Z, Cloetens P, O'Neill T, Grey CP, Eiser E. Thermally reversible nanoparticle gels with tuneable porosity showing structural colour. Phys Chem Chem Phys. 2017 Dec 20;20(1):467-477. doi: 10.1039/c7cp04835a. PMID: 29214256.
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The effect of feed withdrawal during lairage on meat quality characteristics in ostriches.

Meat science

van Schalkwyk SJ, Hoffman LC, Cloete SW, Mellett FD.
PMID: 22063142
Meat Sci. 2005 Apr;69(4):647-51. doi: 10.1016/j.meatsci.2004.10.016. Epub 2004 Dec 15.

Commercially reared ostriches (n=84) were randomly allocated to one of two groups. The first group (stressed: n=38) was deprived of food for a period of 2.5 days prior to slaughter, to simulate the stress experienced by slaughter ostriches held...

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van Schalkwyk SJ, Hoffman LC, Cloete SW, et al. The effect of feed withdrawal during lairage on meat quality characteristics in ostriches. Meat Sci. 2004;69(4):647-51doi: 10.1016/j.meatsci.2004.10.016.
van Schalkwyk, S. J., Hoffman, L. C., Cloete, S. W., & Mellett, F. D. (2005). The effect of feed withdrawal during lairage on meat quality characteristics in ostriches. Meat science, 69(4), 647-51. https://doi.org/10.1016/j.meatsci.2004.10.016
van Schalkwyk, S J, et al. "The effect of feed withdrawal during lairage on meat quality characteristics in ostriches." Meat science vol. 69,4 (2005): 647-51. doi: https://doi.org/10.1016/j.meatsci.2004.10.016
van Schalkwyk SJ, Hoffman LC, Cloete SW, Mellett FD. The effect of feed withdrawal during lairage on meat quality characteristics in ostriches. Meat Sci. 2005 Apr;69(4):647-51. doi: 10.1016/j.meatsci.2004.10.016. Epub 2004 Dec 15. PMID: 22063142.
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On qualitative and quantitative analysis in analyser-based imaging.

Acta crystallographica. Section A, Foundations of crystallography

Nesterets YI, Coan P, Gureyev TE, Bravin A, Cloetens P, Wilkins SW.
PMID: 16788269
Acta Crystallogr A. 2006 Jul;62:296-308. doi: 10.1107/S0108767306017843. Epub 2006 Jun 21.

Using rigorous wave-optical formalism, a general expression is obtained for the image intensity distribution in combined analyser-based/propagation-based phase-contrast imaging. This expression takes into account partial coherence of the wave incident on the object as well as the finite resolution...

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Nesterets YI, Coan P, Gureyev TE, et al. On qualitative and quantitative analysis in analyser-based imaging. Acta Crystallogr A. 2006;62:296-308doi: 10.1107/S0108767306017843.
Nesterets, Y. I., Coan, P., Gureyev, T. E., Bravin, A., Cloetens, P., & Wilkins, S. W. (2006). On qualitative and quantitative analysis in analyser-based imaging. Acta crystallographica. Section A, Foundations of crystallography, 62296-308. https://doi.org/10.1107/S0108767306017843
Nesterets, Ya I, et al. "On qualitative and quantitative analysis in analyser-based imaging." Acta crystallographica. Section A, Foundations of crystallography vol. 62 (2006): 296-308. doi: https://doi.org/10.1107/S0108767306017843
Nesterets YI, Coan P, Gureyev TE, Bravin A, Cloetens P, Wilkins SW. On qualitative and quantitative analysis in analyser-based imaging. Acta Crystallogr A. 2006 Jul;62:296-308. doi: 10.1107/S0108767306017843. Epub 2006 Jun 21. PMID: 16788269.
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X-ray phase imaging with a grating interferometer.

Optics express

Weitkamp T, Diaz A, David C, Pfeiffer F, Stampanoni M, Cloetens P, Ziegler E.
PMID: 19498642
Opt Express. 2005 Aug 08;13(16):6296-304. doi: 10.1364/opex.13.006296.

Using a high-efficiency grating interferometer for hard X rays (10-30 keV) and a phase-stepping technique, separate radiographs of the phase and absorption profiles of bulk samples can be obtained from a single set of measurements. Tomographic reconstruction yields quantitative...

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Weitkamp T, Diaz A, David C, et al. X-ray phase imaging with a grating interferometer. Opt Express. 2005;13(16):6296-304doi: 10.1364/opex.13.006296.
Weitkamp, T., Diaz, A., David, C., Pfeiffer, F., Stampanoni, M., Cloetens, P., & Ziegler, E. (2005). X-ray phase imaging with a grating interferometer. Optics express, 13(16), 6296-304. https://doi.org/10.1364/opex.13.006296
Weitkamp, Timm, et al. "X-ray phase imaging with a grating interferometer." Optics express vol. 13,16 (2005): 6296-304. doi: https://doi.org/10.1364/opex.13.006296
Weitkamp T, Diaz A, David C, Pfeiffer F, Stampanoni M, Cloetens P, Ziegler E. X-ray phase imaging with a grating interferometer. Opt Express. 2005 Aug 08;13(16):6296-304. doi: 10.1364/opex.13.006296. PMID: 19498642.
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Comparative study of multilayers used in monochromators for synchrotron-based coherent hard X-ray imaging.

Journal of synchrotron radiation

Rack A, Weitkamp T, Riotte M, Grigoriev D, Rack T, Helfen L, Baumbach T, Dietsch R, Holz T, Krämer M, Siewert F, Meduna M, Cloetens P, Ziegler E.
PMID: 20567082
J Synchrotron Radiat. 2010 Jul;17(4):496-510. doi: 10.1107/S0909049510011623. Epub 2010 May 19.

A systematic study is presented in which multilayers of different composition (W/Si, Mo/Si, Pd/B(4)C), periodicity (from 2.5 to 5.5 nm) and number of layers have been characterized. In particular, the intrinsic quality (roughness and reflectivity) as well as the...

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Rack A, Weitkamp T, Riotte M, et al. Comparative study of multilayers used in monochromators for synchrotron-based coherent hard X-ray imaging. J Synchrotron Radiat. 2010;17(4):496-510doi: 10.1107/S0909049510011623.
Rack, A., Weitkamp, T., Riotte, M., Grigoriev, D., Rack, T., Helfen, L., Baumbach, T., Dietsch, R., Holz, T., Krämer, M., Siewert, F., Meduna, M., Cloetens, P., & Ziegler, E. (2010). Comparative study of multilayers used in monochromators for synchrotron-based coherent hard X-ray imaging. Journal of synchrotron radiation, 17(4), 496-510. https://doi.org/10.1107/S0909049510011623
Rack, A, et al. "Comparative study of multilayers used in monochromators for synchrotron-based coherent hard X-ray imaging." Journal of synchrotron radiation vol. 17,4 (2010): 496-510. doi: https://doi.org/10.1107/S0909049510011623
Rack A, Weitkamp T, Riotte M, Grigoriev D, Rack T, Helfen L, Baumbach T, Dietsch R, Holz T, Krämer M, Siewert F, Meduna M, Cloetens P, Ziegler E. Comparative study of multilayers used in monochromators for synchrotron-based coherent hard X-ray imaging. J Synchrotron Radiat. 2010 Jul;17(4):496-510. doi: 10.1107/S0909049510011623. Epub 2010 May 19. PMID: 20567082.
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High-resolution angular beam stability monitoring at a nanofocusing beamline.

Journal of synchrotron radiation

Tucoulou R, Martinez-Criado G, Bleuet P, Kieffer I, Cloetens P, Labouré S, Martin T, Guilloud C, Susini J.
PMID: 18552433
J Synchrotron Radiat. 2008 Jul;15:392-8. doi: 10.1107/S0909049508007486. Epub 2008 May 08.

Two semi-transparent imaging beam-position monitors developed at the ESRF have been installed at the micro-analysis beamline ID22 for monitoring the angular stability of the X-ray beam. This system allows low-frequency (10 Hz) angular beam stability measurements at a submicroradian...

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Tucoulou R, Martinez-Criado G, Bleuet P, et al. High-resolution angular beam stability monitoring at a nanofocusing beamline. J Synchrotron Radiat. 2008;15:392-8doi: 10.1107/S0909049508007486.
Tucoulou, R., Martinez-Criado, G., Bleuet, P., Kieffer, I., Cloetens, P., Labouré, S., Martin, T., Guilloud, C., & Susini, J. (2008). High-resolution angular beam stability monitoring at a nanofocusing beamline. Journal of synchrotron radiation, 15392-8. https://doi.org/10.1107/S0909049508007486
Tucoulou, R, et al. "High-resolution angular beam stability monitoring at a nanofocusing beamline." Journal of synchrotron radiation vol. 15 (2008): 392-8. doi: https://doi.org/10.1107/S0909049508007486
Tucoulou R, Martinez-Criado G, Bleuet P, Kieffer I, Cloetens P, Labouré S, Martin T, Guilloud C, Susini J. High-resolution angular beam stability monitoring at a nanofocusing beamline. J Synchrotron Radiat. 2008 Jul;15:392-8. doi: 10.1107/S0909049508007486. Epub 2008 May 08. PMID: 18552433.
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Region-of-interest tomography for grating-based X-ray differential phase-contrast imaging.

Physical review letters

Pfeiffer F, David C, Bunk O, Donath T, Bech M, Le Duc G, Bravin A, Cloetens P.
PMID: 18999715
Phys Rev Lett. 2008 Oct 17;101(16):168101. doi: 10.1103/PhysRevLett.101.168101. Epub 2008 Oct 16.

We report numerical and experimental results demonstrating accurate region-of-interest computed tomography (CT) reconstruction based on differential phase-contrast projection (DPC) images. The approach removes the constraint of covering the entire sample within the field of view of the image detector....

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Pfeiffer F, David C, Bunk O, et al. Region-of-interest tomography for grating-based X-ray differential phase-contrast imaging. Phys Rev Lett. 2008;101(16):168101doi: 10.1103/PhysRevLett.101.168101.
Pfeiffer, F., David, C., Bunk, O., Donath, T., Bech, M., Le Duc, G., Bravin, A., & Cloetens, P. (2008). Region-of-interest tomography for grating-based X-ray differential phase-contrast imaging. Physical review letters, 101(16), 168101. https://doi.org/10.1103/PhysRevLett.101.168101
Pfeiffer, F, et al. "Region-of-interest tomography for grating-based X-ray differential phase-contrast imaging." Physical review letters vol. 101,16 (2008): 168101. doi: https://doi.org/10.1103/PhysRevLett.101.168101
Pfeiffer F, David C, Bunk O, Donath T, Bech M, Le Duc G, Bravin A, Cloetens P. Region-of-interest tomography for grating-based X-ray differential phase-contrast imaging. Phys Rev Lett. 2008 Oct 17;101(16):168101. doi: 10.1103/PhysRevLett.101.168101. Epub 2008 Oct 16. PMID: 18999715.
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Contrast-transfer-function phase retrieval based on compressed sensing.

Optics letters

Villanueva-Perez P, Arcadu F, Cloetens P, Stampanoni M.
PMID: 28295066
Opt Lett. 2017 Mar 15;42(6):1133-1136. doi: 10.1364/OL.42.001133.

We report on a new contrast-transfer-function (CTF) phase-retrieval method based on the alternating direction method of multipliers (ADMMs), which allows us to exploit any compressed sensing regularization scheme reflecting the sparsity of the investigated object. The proposed iterative algorithm...

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Villanueva-Perez P, Arcadu F, Cloetens P, et al. Contrast-transfer-function phase retrieval based on compressed sensing. Opt Lett. 2017;42(6):1133-1136doi: 10.1364/OL.42.001133.
Villanueva-Perez, P., Arcadu, F., Cloetens, P., & Stampanoni, M. (2017). Contrast-transfer-function phase retrieval based on compressed sensing. Optics letters, 42(6), 1133-1136. https://doi.org/10.1364/OL.42.001133
Villanueva-Perez, Pablo, et al. "Contrast-transfer-function phase retrieval based on compressed sensing." Optics letters vol. 42,6 (2017): 1133-1136. doi: https://doi.org/10.1364/OL.42.001133
Villanueva-Perez P, Arcadu F, Cloetens P, Stampanoni M. Contrast-transfer-function phase retrieval based on compressed sensing. Opt Lett. 2017 Mar 15;42(6):1133-1136. doi: 10.1364/OL.42.001133. PMID: 28295066.
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Effect of solution heat treatment on the internal architecture and compressive strength of an AlMg4.7Si8 alloy.

Materials science & engineering. A, Structural materials : properties, microstructure and processing

Tolnai D, Requena G, Cloetens P, Lendvai J, Degischer HP.
PMID: 24244073
Mater Sci Eng A Struct Mater. 2013 Nov 15;585(100):480-487. doi: 10.1016/j.msea.2013.06.033.

The evolution of the microstructure of an AlMg4.7Si8 alloy is investigated by scanning electron microscopy and ex situ synchrotron tomography in as-cast condition and subsequent solution treatments for 1 h and 25 h at 540 °C, respectively. The eutectic...

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Tolnai D, Requena G, Cloetens P, et al. Effect of solution heat treatment on the internal architecture and compressive strength of an AlMg4.7Si8 alloy. Mater Sci Eng A Struct Mater. 2013;585(100):480-487doi: 10.1016/j.msea.2013.06.033.
Tolnai, D., Requena, G., Cloetens, P., Lendvai, J., & Degischer, H. P. (2013). Effect of solution heat treatment on the internal architecture and compressive strength of an AlMg4.7Si8 alloy. Materials science & engineering. A, Structural materials : properties, microstructure and processing, 585(100), 480-487. https://doi.org/10.1016/j.msea.2013.06.033
Tolnai, D, et al. "Effect of solution heat treatment on the internal architecture and compressive strength of an AlMg4.7Si8 alloy." Materials science & engineering. A, Structural materials : properties, microstructure and processing vol. 585,100 (2013): 480-487. doi: https://doi.org/10.1016/j.msea.2013.06.033
Tolnai D, Requena G, Cloetens P, Lendvai J, Degischer HP. Effect of solution heat treatment on the internal architecture and compressive strength of an AlMg4.7Si8 alloy. Mater Sci Eng A Struct Mater. 2013 Nov 15;585(100):480-487. doi: 10.1016/j.msea.2013.06.033. PMID: 24244073; PMCID: PMC3798046.
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Three-dimensional virtual histology of the cerebral cortex based on phase-contrast X-ray tomography.

Biomedical optics express

Eckermann M, van der Meer F, Cloetens P, Ruhwedel T, Möbius W, Stadelmann C, Salditt T.
PMID: 35003854
Biomed Opt Express. 2021 Nov 15;12(12):7582-7598. doi: 10.1364/BOE.434885. eCollection 2021 Dec 01.

In this work, we optimize the setups and experimental parameters of X-ray phase-contrast computed-tomography for the three-dimensional imaging of the cyto- and myeloarchitecture of cerebral cortex, including both human and murine tissue. We present examples for different optical configurations...

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Eckermann M, van der Meer F, Cloetens P, et al. Three-dimensional virtual histology of the cerebral cortex based on phase-contrast X-ray tomography. Biomed Opt Express. 2021;12(12):7582-7598doi: 10.1364/BOE.434885.
Eckermann, M., van der Meer, F., Cloetens, P., Ruhwedel, T., Möbius, W., Stadelmann, C., & Salditt, T. (2021). Three-dimensional virtual histology of the cerebral cortex based on phase-contrast X-ray tomography. Biomedical optics express, 12(12), 7582-7598. https://doi.org/10.1364/BOE.434885
Eckermann, Marina, et al. "Three-dimensional virtual histology of the cerebral cortex based on phase-contrast X-ray tomography." Biomedical optics express vol. 12,12 (2021): 7582-7598. doi: https://doi.org/10.1364/BOE.434885
Eckermann M, van der Meer F, Cloetens P, Ruhwedel T, Möbius W, Stadelmann C, Salditt T. Three-dimensional virtual histology of the cerebral cortex based on phase-contrast X-ray tomography. Biomed Opt Express. 2021 Nov 15;12(12):7582-7598. doi: 10.1364/BOE.434885. eCollection 2021 Dec 01. PMID: 35003854; PMCID: PMC8713656.
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An Internal Promoter Drives the Expression of a Truncated Form of .

Microorganisms

Amaral C, Vicente CT, Caetano SM, Gaspar-Cordeiro A, Yang Y, Cloetens P, Romão CV, Rodrigues-Pousada C, Pimentel C.
PMID: 34203091
Microorganisms. 2021 Jun 20;9(6). doi: 10.3390/microorganisms9061337.

In yeast, iron storage and detoxification depend on the Ccc1 transporter that mediates iron accumulation in vacuoles. While deletion of the

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Amaral C, Vicente CT, Caetano SM, et al. An Internal Promoter Drives the Expression of a Truncated Form of . Microorganisms. 2021;9(6)doi: 10.3390/microorganisms9061337.
Amaral, C., Vicente, C. T., Caetano, S. M., Gaspar-Cordeiro, A., Yang, Y., Cloetens, P., Romão, C. V., Rodrigues-Pousada, C., & Pimentel, C. (2021). An Internal Promoter Drives the Expression of a Truncated Form of . Microorganisms, 9(6), . https://doi.org/10.3390/microorganisms9061337
Amaral, Catarina, et al. "An Internal Promoter Drives the Expression of a Truncated Form of ." Microorganisms vol. 9,6 (2021). doi: https://doi.org/10.3390/microorganisms9061337
Amaral C, Vicente CT, Caetano SM, Gaspar-Cordeiro A, Yang Y, Cloetens P, Romão CV, Rodrigues-Pousada C, Pimentel C. An Internal Promoter Drives the Expression of a Truncated Form of . Microorganisms. 2021 Jun 20;9(6). doi: 10.3390/microorganisms9061337. PMID: 34203091; PMCID: PMC8235630.
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Showing 13 to 24 of 54 entries