Results 71 to 80 of about 10,003 (333)

Index based triangulation method for efficient generation of large three-dimensional ultrasonic C-scans [PDF]

, 2018
The demand for high speed ultrasonic scanning of large and complex components is driven by a desire to reduce production bottlenecks during the non-destructive evaluation of critical parts.
MacLeod, Charles N., Mineo, Carmelo, Pierce, S. Gareth, Riise, Jonathan, Summan, Rahul   +4 more
core   +1 more source

Electroactive Metal–Organic Frameworks for Electrocatalysis

Advanced Functional Materials, EarlyView.
Electrocatalysis is crucial in sustainable energy conversion as it enables efficient chemical transformations. The review discusses how metal–organic frameworks can revolutionize this field by offering tailorable structures and active site tunability, enabling efficient and selective electrocatalytic processes.
Irena Senkovska, Yutong Luo, Ruyan Zhao, Jianjun Zhang, Mingchao Wang, Xinliang Feng, Eike Brunner, Stefan Kaskel   +7 more
wiley   +1 more source

Research progress of automated ultrasonic imaging detection technology for complex aircraft components

Journal of Aeronautical Materials
Traditional ultrasonic automated non-destructive testing is a great challenge in the inspection of aviation components with complex surfaces. Complex surfaces can interfere with the formation of the focus in the sound beam，and the waveform transformation
CHEN Yao, XIONG Zhenghui, LUO Junwei, WANG Hanyang, YUAN Jinzhao, LU Chao   +5 more
doaj   +1 more source

Investigation of fundamental ultrasonic propagation characteristics in NDT of electron beam melting additive manufactured samples [PDF]

, 2018
New approaches for efficient NDT inspection of modern additively manufactured metallic components are required urgently to qualify and validate the next generation of metallic parts across a range of industries.
Andersson, J, Blue, R, Flockhart, GMH, Gachagan, A, Kerr, William, Macleod, CN, McMahon, D, Pierce, SG, Smillie, G, Stratoudaki, T, Tofeldt, O   +10 more
core  

Functional Materials for Environmental Energy Harvesting in Smart Agriculture via Triboelectric Nanogenerators

Advanced Functional Materials, EarlyView.
This review explores functional and responsive materials for triboelectric nanogenerators (TENGs) in sustainable smart agriculture. It examines how particulate contamination and dirt affect charge transfer and efficiency. Environmental challenges and strategies to enhance durability and responsiveness are outlined, including active functional layers ...
Rafael R. A. Silva, Giulio Fatti, Emanuel Carlos, Guilherme Ferreira, Sumita Goswami, Suman Nandy, Luiz H. C. Mattoso, Elvira Fortunato, Caio G. Otoni, Rodrigo Martins   +9 more
wiley   +1 more source

Near‐Infrared Organic Photovoltaic Electrodes for Subretinal Neurostimulation

Advanced Functional Materials, EarlyView.
Organic photovoltaic electrodes based on the D18:Y6 blend enable precise and light‐controlled activation of retinal ganglion cells in a degenerating retina. NIR Light‐driven activation of retinal ganglion cells, tunable stimulation parameters, and biocompatibility with human retinal organoids highlight their potential for next‐generation prosthetics ...
Andrea Corna, Katarina Gugujonovic, Manuela Schiek, Alessandro Bellapianta, Paul Werginz, Amelie Ziller, Markus Clark Scharber, Ahmad Salti, Matthias Bolz, Mihai Irimia‐Vladu, Günther Zeck   +10 more
wiley   +1 more source

Automated Multi-NDT Method

e-Journal of Nondestructive Testing, 2023
This paper deals with the operating principle of a multi-NDT test bench aimed at automatically test wind turbine blade sections. This bench uses two NDT methods, infrared thermography (IRT) which is a global method and phased array ultrasonic testing ...
Jules Recolin, Oriane Fedrigo, Romain Hodé, Guillaume Pors   +3 more
doaj   +1 more source

Using of phased arrays to study of internal organs [PDF]

, 2016
В статье показаны преимущества использования фазированных антенных решеток по сравнению с одиночными ультразвуковыми датчиками, также рассмотрены сложности разработки устройств на основе фазированных антенных решеток и возможные пути их устранения.
Асочаков, А. С., Булгакова, О. В., Шульгина, Юлия Викторовна   +2 more
core  

Flexible integration of robotics, ultrasonics and metrology for the inspection of aerospace components [PDF]

, 2016
The performance of modern robotic manipulators has allowed research in recent years, for the development of fast automated non-destructive testing (NDT) of complex geometries.
Kahani, Danial, MacLeod, Charles, McCubbin, Coreen, McCubbin, Paul, Mineo, Carmelo, Morozov, Maxim, Munro, Gavin, Paton, Scott, Pierce, S. Gareth, Powell, Jonathan, Rodden, Tony, Summan, Rahul, Watson, David   +12 more
core   +3 more sources

Multifunctional Microstructured Surfaces by Microcontact Printing of Reactive Microgels

Advanced Functional Materials, EarlyView.
Reactive poly(N‐vinylcaprolactam‐co‐glycidyl methacrylate) microgels are used as functional inks to create surface‐grafted arrays on glass via microcontact printing. The patterns (10–50 µm widths and spacings) enable stable binding and post‐functionalization with dyes and peptides.
Inga Litzen, Alexander Töpel, Martin Zenke, Antonio Sechi, Andrij Pich   +4 more
wiley   +1 more source