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Michael Mayerhofer, Stefan Brenner, Michael Doppler, Luis Catarino, Stefanie Girst, Vesna Nedeljkovic-Groha and Günther Dollinger
The enormous potential of additive manufacturing (AM), particularly laser powder bed fusion (L-PBF), to produce radiofrequency cavities (cavities) has already been demonstrated. However, the required geometrical accuracy for GHz TM010" role="presentation...
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Piotr Bortnowski, Robert Król, Natalia Suchorab-Matuszewska, Maksymilian Ozdoba and Mateusz Szczerbakowicz
This study examines the optimization of ore receiving bins in underground copper mines, targeting the reduction of rapid wear and tear on bin components. The investigation identifies the primary wear contributors as the force exerted by the accumulated o...
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Michael Mayerhofer, Stefan Brenner, Ricardo Helm, Samira Gruber, Elena Lopez, Lukas Stepien, Gerald Gold and Günther Dollinger
Compared to conventional manufacturing, additive manufacturing (AM) of radio frequency (RF) cavities has the potential to reduce manufacturing costs and complexity and to enable higher performance. This work evaluates whether normal conducting side-coupl...
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Pablo Vidal García, Stefano Sarti, Martina Carillo, Lucia Giuliano, Augusto Marcelli, Bruno Spataro, Andrea Alimenti, Kostiantyn Torokhtii, Enrico Silva and Nicola Pompeo
In this work, a detailed parametric study assessing the impact of low-conductivity coatings on the radio-frequency accelerating cavity quality factor and resonance frequency shift is presented. In particular, this study is aimed at proving the feasibilit...
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Yuandong Liu, Yangzheng Li, Junlei Tang, Wenfeng Zhang and Bing Lin
A precursor film with a Cu gradient was prepared in order to improve the quality of the absorber film produced by sputtering CIGS targets when using glass substrates. Two ceramic quaternary targets with different copper content were used for alternativel...
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Jinquan Sun, Dongrui Wang, Jie Yang, Fujie Li, Lingli Zuo, Feng Ge and Yunbo Chen
In order to solve the failure problem between the crankshaft and the connecting rod friction pair, nano-Cu/microalloyed gradient coating was prepared on the surface of the crankshaft by in situ gaseous nitriding process. Electron probe analysis confirmed...
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Vijaykumar S. Jatti, Rahul B. Dhabale, Akshansh Mishra, Nitin K. Khedkar, Vinaykumar S. Jatti and Ashwini V. Jatti
The advancement in technology has attracted researchers to electric discharge machining (EDM) for providing a practical solution for overcoming the limitations of conventional machining. The current study focused on predicting the Material Removal Rate (...
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Yanfei Pan, Dingwen Yin, Xiaofang Yu, Nanyi Hao and Jintian Huang
The lightweight multilayer-structured electromagnetic interference shielding composite coatings with controllable electromagnetic gradient on wood surface were prepared via a simple multiple electroless copper?nickel (Cu?Ni) approach. The surface morphol...
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Jessica Scifo, Augusto Marcelli, Bruno Spataro, Dariush Hampai, Sultan Dabagov, Stefano Sarti, Antonio Di Trolio, Riccardo Moscatelli, Salvatore Macis and Luigi Faillace
Large electric gradients are required for a variety of new applications, notably including the extreme high brightness electron sources for X-ray free electron lasers (FELs), radio-frequency (RF) photo-injectors, industrial and medical accelerators, and ...
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Marek Svitok, Milan Novikmec, Peter Bitu?ík, Branislav Má?a, Jozef Obona, Miroslav Ocadlík and Eva Michalková
Only little attention has been paid to the impact of acid mine drainages (AMD) on aquatic ecosystems in Central Europe. In this study, we investigate the physico-chemical properties of low-order streams and the response of benthic invertebrates to AMD po...
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