Results 151 to 160 of about 161,873 (336)

Toward Wireless Implantable Robotic Systems Driven by Magnetic Field for Personalized Therapy

open access: yesAdvanced Robotics Research, EarlyView.
Robotic materials are playing an increasingly vital role in enabling sensing and actuation at small scales. This perspective highlights recent advances in magnetic materials and magnetically actuated devices for wireless sensing, actuation, and energy harvesting toward implantable robotic systems for closed‐loop therapy.
Yusheng Wang, Ruijian Ge, Xiaoguang Dong
wiley   +1 more source

Self-Advancing Step-Tap Drills [PDF]

open access: yes
Self-advancing tool bits that are hybrids of drills and stepped taps make it possible to form threaded holes wider than about 1/2 in. (about 13 mm) without applying any more axial force than is necessary for forming narrower pilot holes.
Camarda, Charles J.   +3 more
core   +1 more source

Temperature assessment in the drilling of composite materials and ex-vivo porcine bones [PDF]

open access: yes, 2015
This study presents different experimental methodologies for analysis and temperature evaluation during the drilling process of composite materials and ex-vivo porcine bones.
Dias, Maria Isabel Ribeiro   +3 more
core  

Waveguide Photoactuators: Materials, Fabrication, and Applications

open access: yesAdvanced Robotics Research, EarlyView.
Waveguide photoactuators convert guided light into mechanical motion. Their tethered‐flexible design enables minimally invasive surgery and confined‐space robotics. This review aims to guide materials selection, device design, and system integration, accelerating the transition of waveguide photoactuators from laboratory prototypes to versatile ...
Minjie Xi   +4 more
wiley   +1 more source

Nanomaterial‐Based Muscle Cell/Neural Tissue Biohybrid Robots: From Actuation to Biomedical Applications

open access: yesAdvanced Robotics Research, EarlyView.
Muscle cell‐based biohybrid robot using nanomaterials for function enhancement and neural function for biomedical applications. Biohybrid robotics, an emerging field combining biological tissues with artificial systems, has made significant progress in developing various biohybrid constructs, including muscle‐cell‐driven biorobots and microbots.
Minkyu Shin   +4 more
wiley   +1 more source

Elaboration de gradients de composition continue dans des taillants PDC

open access: yes, 2006
International audienceCemented carbides are composites which possess an excellent compromise between hardness and toughness. For years, to improve one property without decreasing the other one, the concept of graduated structure was widely studied.
Colin, Christophe   +3 more
core   +1 more source

Smart REASSURED Sensors via Machine‐Augmented Printable On‐Paper Arrays

open access: yesAdvanced Sensor Research, EarlyView.
This perspective highlights the emerging role of pattern‐recognition, printable on‐paper sensor arrays for intelligent PoC diagnostics. It discusses how paper's inherent limitations can be overcome through surface modification and scalable printing, and how machine‐learning analysis of cross‐reactive arrays enables multiplexed, low‐cost, and REASSURED ...
Naimeh Naseri, Saba Ranjbar
wiley   +1 more source

DRILL BITS FOR HORIZONTAL WELLS

open access: yesRudarsko-geološko-naftni Zbornik, 1996
This paper underlines the importance of the correct drill bit application in horizontal wells. Afler the analysis of the peculiarities of horizontal wells and drainholes drilling techniques, advantages and disadvantages of the application of both roller cone and fixed cutters drill bits have been discussed.
openaire   +2 more sources

THE DESIGN OF THE DRILL BIT & SAMPLE ACQUISITION MECHANISM DBSAM

open access: diamond, 2011
Moortaza Bhaiji   +4 more
openalex   +2 more sources

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