Next-generation optoelectronics should possess lightweight and flexible characteristics, thus conforming to various types of surfaces or human skins for portable and wearable applications. Flexible ... fundamental devices have been receiving increasing attention owing to their potential applications in artificial intelligence, aerospace industry, and wise information technology of 120
. However, most of these cutting fluids are mineral oil-based emulsions, which are not environmentally friendly and renewable, which makes their use a huge challenge for sustainable ... emissions.” Emerging sustainable technologies (e.g., dry condition and minimum quantity lubrication) are increasingly being reported and preliminarily validated. However, certain limitations
Morphing aircraft can adaptively regulate their aerodynamic layout to meet the demands of varying flight conditions, improve their aerodynamic efficiency, and reduce their energy consumption. The ... , lightweight, and intelligent morphing structures have become a hot topic in advanced aircraft design. This paper discusses morphing aircraft development history, structural characteristics, existing
In-situ maintenance is of great significance for improving the efficiency and ensuring the safety of aeroengines. The cable-driven continuum robot (CDCR) with twin-pivot compliant mechanisms, which
A considerable portion of space mechanism failures are related to space tribological problems. Cold welding in high vacuum; surface erosion and collision damage caused by various radiations, high ... thermal stress caused by temperature alternation all alter the physical, chemical, and friction properties of materials. In particular, the space vibration caused by alternating
. However, serious tool wear and workpiece damage in difficult-to-machine material grinding challenges the availability of using biolubricants via minimum quantity lubrication. The primary cause for this
Fiber-reinforced composites have become the preferred material in the fields of aviation and aerospace because of their high-strength performance in unit weight. The composite components are ... to achieve final dimensional and assembly tolerances. Milling and grinding arise as the preferred choices because of their precision processing. Nevertheless, given their laminated, anisotropic, and
During the overall processing of thin-walled parts (TWPs), the guaranteed capability of the machining process and quality is determined by fixtures. Therefore, reliable fixtures suitable for the ... fixtures in the manufacturing system is initially discussed. The main problems in machining and workholding due to the characteristics of TWP are then analyzed in detail. Afterward, the
The prober with an immovable lander and a movable rover is commonly used to explore the Moon’s surface. The rover can complete the detection on relatively flat terrain of the lunar surface well, but ... can take off and land repeatedly between any two sites wherever on deep craters, mountains or other challenging landforms that are difficult to reach by direct ground movement. The robot
Although the manufacturing industry has improved the quality of processing, optimization and upgrading must be performed to meet the requirements of global sustainable development. Sustainable ... . Sustainable production is considered to be a favorable strategy for achieving machining upgrades characterized by high quality, high efficiency, energy savings, and emission reduction
This study traces the development of dexterous hand research and proposes a novel antagonistic variable stiffness dexterous finger mechanism to improve the safety of dexterous hand in unpredictable ... consideration of cost, accuracy, manufacturing, and application. Based on the concept of mechanical passive compliance, which is widely implemented in robots for interactions, a finger is dedicated
Cable-driven parallel robot (CDPR) is a type of high-performance robot that integrates cable-driven kinematic chains and parallel mechanism theory. It inherits the high dynamics and heavy load
Device miniaturization is an emerging advanced technology in the 21st century. The miniaturization of devices in different fields requires production of micro- and nano-scale components. The features ... Nanotechnology . Boca Raton: CRC Press, 2011 12. Brinksmeier E , Riemer O , Stern R . Machining of precision parts and microstructures . In: Inasaki I, ed. Initiatives of Precision Engineering at the Beginning of
High-performance, Si-based three-dimensional (3D) microbattery systems for powering micro/nanoelectromechanical systems and lab-on-chip smart electronic devices have attracted increasing research ... , et al. Fabrication and testing of all solid-state microscale lithium batteries for microspacecraft applications. Journal of Micromechanics and Microengineering, 2001, 12 (1): 58–62CrossRefGoogle
), (27i), (27j), and (27m) on Pages 421 and 422 are not correct, and they should be revised ✉ Corresponding author. E-mail: (Dayi ZHANG) as below: The online version of the original article can be found
Applying a robot system in ultrasound-guided percutaneous intervention is an effective approach for prostate cancer diagnosis and treatment. The limited space for robot manipulation restricts
Engineering , 2000 , 24 ( 1 ): 77 - 87 10. An C H , Wang J , Zhang F H. Mid-spatial frequency microwaviness on machined surface by ultra-precision fly-cutting . Nanotechnology and Precision Engineering , 2010 ... © The Author(s) 2020. This article is published with open access at link.springer.com and journal.hep.com.cn Relative vibration identification of cutter and based on improved bidimensional empirical
space robot and the control center on earth. In this paper, the enhanced bidirectional approach is proposed to plan the manipulator trajectory and eliminate the final base attitude variation. A novel
The tribological performance of artificial joints is regarded as the main factor of the lifespan of implanted prostheses. The relationship between surface roughness and coefficient of friction (COF ... Z, Kang C W. Tribological performance of bioimplants: a comprehensive review. Nanotechnology and Precision Engineering, 2018, 1(2): 107–122 16. Melentiev R, Kang C W, Shen G, Fang
Rapid prototyping (RP) or layered manufacturing (LM) technologies have been extensively used to manufacture prototypes composed mainly of plastics, polymers, paper, and wax due to the short product ... Micromechanics and Microengineering, 2007, 17(9): 1803–1809CrossRefGoogle Scholar 71. Ghany K A, Moustafa S F. Comparison between the products of four RPM systems for metals. Rapid Prototyping Journal, 2006, 12