Results 81 to 90 of about 9,780 (228)

MIMO LTE Vehicular Antennas on 3D Printed Cylindrical Forms [PDF]

open access: yes, 2015
A multi-band antenna suitable for Long-term Evolution (LTE) is shaped around a 3D printed cylindrical form, and arranged in a MIMO configuration. The antenna is based on a planar wideband monopole radiator with an additional resonator for the LTE700 ...
Baydur, T.B.   +2 more
core   +1 more source

3D Printing of Soft Robotic Systems: Advances in Fabrication Strategies and Future Trends

open access: yesAdvanced Robotics Research, EarlyView.
Collectively, this review systematically examines 3D‐printed soft robotics, encompassing material selections, function integration, and manufacturing methodologies. Meanwhile, fabrication strategies are analyzed in order of increasing complexity, highlighting persistent challenges with proposed solutions.
Changjiang Liu   +5 more
wiley   +1 more source

A novel 3D additive manufacturing machine to biodegradable stents [PDF]

open access: yes, 2017
Biodegradable stents offer the potential to improve long-term patency rates by providing support just long enough for the artery to heal. However, design a biodegradable structure for an intended period of support is rather difficult.
Ciurana, Quim de   +2 more
core   +1 more source

4D Printing of Magnetically Responsive Shape Memory Polymers: Toward Sustainable Solutions in Soft Robotics, Wearables, and Biomedical Devices

open access: yesAdvanced Science, EarlyView.
Merging 4D printing with magneto‐responsive shape memory polymers opens new avenues for intelligent, reconfigurable systems. This review navigates cutting‐edge fabrication techniques, magnetic fillers, and smart polymer matrices, unveiling their potential in soft robotics, biomedical devices, and wearable tech.
Kiandokht Mirasadi   +7 more
wiley   +1 more source

Fused Filament Fabrication of Poly(L-Lactic Acid): A Thermal Analysis Approach to Optimize Processing Conditions

open access: yesInternational Journal of Polymer Science
Fused filament fabrication (FFF) is an inexpensive and flexible additive manufacturing technology, widely used for thermoplastic polymers to produce parts with complex geometry.
Maria Laura Di Lorenzo   +4 more
doaj   +1 more source

A novel process for tailored stiffness and strength in extrusion based additive manufacturing [PDF]

open access: yes, 2017
Extrusion based additive manufacturing (AM) techniques have gained interest and were continuously developed during the last quarter-century. However, the currently integrated processes have their limitations in different aspects.
Cardon, Ludwig   +2 more
core   +1 more source

Thermal conditions affecting heat transfer in FDM/FFE: a contribution towards the numerical modelling of the process [PDF]

open access: yes, 2015
The performance of parts produced by Free Form Extrusion (FFE), an increasingly popular additive manufacturing technique, depends mainly on their dimensional accuracy, surface quality and mechanical performance.
ASTM Standard, F2792 – 12a   +7 more
core   +1 more source

Catalyst‐Free Collagen Filament Crosslinking for Engineering Anisotropic and Mechanically Robust Tissue Scaffolds

open access: yesAdvanced Science, EarlyView.
A bioorthogonal rhodamine/PEG crosslinking strategy is introduced to engineer dense collagen hydrogels with high mechanical resilience and cytocompatibility. Integration with wet‐spinning enables the fabrication of uniaxially aligned, cell‐laden collagen filaments that activate mechanotransductive signaling and support functional muscle regeneration in
JuYeon Kim   +4 more
wiley   +1 more source

In-Situ Monitoring and Diagnosing for Fused Filament Fabrication Process Based on Vibration Sensors

open access: yesSensors, 2019
Fused filament fabrication (FFF) is one of the most widely used additive manufacturing (AM) technologies and it has great potential in fabricating prototypes with complex geometry.
Yongxiang Li   +4 more
doaj   +1 more source

Toward More Autonomous Soft Robots: Development and Characterization of a 3D‐Printed Pneumatic Contact Sensor for a Six‐Legged Soft Robotic Walker

open access: yesAdvanced Intelligent Systems, EarlyView.
This article introduces a fully 3D‐printed, electronics‐free sensory system for a six‐legged soft robot, enabling adaptive responses such as obstacle detection and directional changes using pneumatic logic gates. The design demonstrates efficient, robust operation through rapid sensor feedback and autonomous functionality, highlighting new ...
Philipp Auth   +6 more
wiley   +1 more source

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