Dr. Helio C. N. Tolentino Profile

Dr. Helio C. N. Tolentino

at Lab Nacional de Luz Sincrotron

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Author

Publications (3)

Proceedings Article | 4 October 2022 Presentation + Paper

Diagnostics of KB mirrors misalignment using Zernike rectangular polynomials and neural networks

Sergio A. Luiz, Cassiano S. N. Bueno, Francisco M. Silva, Rafael Celestre, Bernd Meyer, Regis Oliveira, Alessandra Tomal, Helio C. Tolentino, Carlos S. Dias

Proceedings Volume 12240, 1224003 (2022) https://doi.org/10.1117/12.2633614

KEYWORDS: Mirrors, Neural networks, Tolerancing, Diagnostics, Optical alignment, Zernike polynomials, Wavefronts, Monochromatic aberrations, X-ray optics, Optical simulations

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Proceedings Article | 8 September 2021 Presentation + Paper

X-ray microscopy developments at Sirius-LNLS: first commissioning experiments at the Carnauba beamline

Hélio C. Tolentino, Renan Geraldes, Gabriel B. Z. Moreno, Artur Pinto, Cassiano S. N. Bueno, Leonardo Kofukuda, Anna P. Sotero, Antonio C. Neto, Francesco Lena, Willian Wilendorf, Giovanni Baraldi, Sergio A. Luiz, Carlos S. Dias, Carlos Pérez, Itamar Neckel, Douglas Galante, Veronica Teixeira, Dean Hesterberg

Proceedings Volume 11839, 1183904 (2021) https://doi.org/10.1117/12.2596496

KEYWORDS: Mirrors, Cryogenics, Crystals, Nanoprobes, Imaging spectroscopy, X-rays, Luminescence, X-ray imaging, X-ray fluorescence spectroscopy

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Proceedings Article | 9 September 2019 Presentation + Paper

TARUMÃ station for the CARNAÚBA beamline at SIRIUS/LNLS

Hélio C. N. Tolentino, Renan Geraldes, Gabriel B. Z. L. Moreno, Carlos S. Dias, Carlos Pérez, Márcio Soares

Proceedings Volume 11112, 1111206 (2019) https://doi.org/10.1117/12.2531110

KEYWORDS: Sensors, Mirrors, X-rays, Metrology, Nanoprobes, Cryogenics, Synchrotrons, X-ray imaging, Luminescence, X-ray optics

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