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2018 International Conference on Manipulation, Automation and Robotics at Small Scales (MARSS)最新文献

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Some Examples of Path Following in Microrobotics 微机器人中路径跟踪的几个例子
Bassem Dahroug, Jean-Antoine Séon, Ali Oulmas, Tiantian Xu
After reviewing the various motion control strategies (waypoint sequence, trajectory tracking and path following), this paper suggests that path following is probably the best strategy at small scales. This is illustrated by three examples coming from biomedical applications: endoscopic laser steering, magnetic manipulation of microswimmers and navigation of a surgical tool under anatomical constraints.
在回顾了各种运动控制策略(路点序列、轨迹跟踪和路径跟踪)之后,本文认为路径跟踪可能是小尺度下的最佳策略。这是由来自生物医学应用的三个例子来说明的:内窥镜激光转向,微游泳者的磁操纵和解剖限制下手术工具的导航。
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引用次数: 4
Capillary Dipoles: Towards Thermocapillary Micromanipulation of Multiple Particles Floating at the Free Surface 毛细管偶极子:对漂浮在自由表面的多个粒子的热毛细管微操作
Ronald Terrazas, Adrien De Maeijer, A. Bolopion, M. Gauthier, M. Kinnaert, P. Lambert
We present a contribution to thermocapillary micromanipulation of floating particles at the free surfaces. Based on a physical model for the so-called capillary dipole interaction, the force between two floating particles is predicted with a Bessel function, whose magnitude can be calculated from the measured distance between particles. This force is then considered as a disturbance force and rejected in the control scheme thanks to a feedforward strategy. Theoretical results for this strategy as well as an experimental proof of concept are given.
我们提出了一个贡献热毛细管微操作的漂浮粒子在自由表面。基于所谓的毛细管偶极相互作用的物理模型,用贝塞尔函数预测了两个浮动粒子之间的力,其大小可以从粒子之间的测量距离计算出来。然后将此力视为扰动力,并通过前馈策略在控制方案中加以抑制。给出了该策略的理论结果和概念的实验证明。
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引用次数: 2
Synthesis and Surface-Enhanced Raman Scattering Properties of AU@AG Core-Shell Nanoellipsoids AU@AG核壳纳米椭球体的合成及其表面增强拉曼散射性能
Yanting Liu, Yajing Shen
This Seed-mediated growth prepared Au nanorods (Au NRs) are primarily secondary grown into Au nanoellipsoids (Au NEs) and then use as seeds for the epitaxial growth of silver shells on the gold core to form Au@Ag core-shell nanoellipsoids (Au@Ag core-shell NEs) in the presence of surfactants. The characterization of the morphology, optical properties and crystallography of Au NRs, Au NEs and Au@Ag core-shell NEs have been studied. Then we analyze the overall growth mechanism of the nanoparticles during the synthesis process. Moreover, by adjusting the amount of AgNO3adding in the epitaxial processes, different size Au@Ag core-shell NEs can also be obtained. Additionally, the surface-enhanced Raman scattering (SERS) enhancing properties of Au@Ag core-shell NEs have also been evaluated with 4-mercaptobenzoic acid (4-MBA) labelled molecule as Raman detector. Interesting, such core-shell NCs also exhibit efficient SERS intensity. The results obtained here suggest that Au@Ag core-shell NEs might serve as nanoprobe for SERS-based analytical and biosensing applications.
这种种子介导生长制备的金纳米棒(Au NRs)首先生长为金纳米椭球体(Au NEs),然后在表面活性剂的存在下,作为种子在金核上外延生长银壳,形成Au@Ag核-壳纳米椭球体(Au@Ag核-壳NEs)。研究了Au NRs、Au NEs和Au@Ag核壳NEs的形貌、光学性质和晶体学特征。然后分析了纳米颗粒在合成过程中的整体生长机理。此外,通过调整外延工艺中agno3的添加量,还可以得到不同尺寸的Au@Ag核壳网元。此外,还利用4-巯基苯甲酸(4-MBA)标记分子作为拉曼检测器,对Au@Ag核壳NEs的表面增强拉曼散射(SERS)性能进行了评价。有趣的是,这种核-壳纳米结构也表现出高效的SERS强度。研究结果表明,Au@Ag核壳NEs可以作为纳米探针用于基于sers的分析和生物传感应用。
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引用次数: 0
Micro-Gripping Methods for Micro-Spheres Sorting 微球分选的微夹持方法
G. Fontana, G. Legnani, S. Ruggeri, I. Fassi
The current innovation of the mechatronic products has led to the use of miniaturized devices that combine components with different material, shape, reduced mass, and extremely small size, in order to increase the functionalities and the efficiency of the products. This trend involves new issues related to the manufacturing and automated assembly of these products. Even in constantly developing non-industrial sectors such as biomedicine, the need for automated equipment for preparing and manipulating biological samples represents a current challenge. In particular, the sorting and feeding systems cover an essential role since they can affect the task strategy, the operation scheduling, and the overall system performance. Moreover, they should cope with the adhesion issues related to micro-scale manipulation, as all the devices that handle sub-millimetric components. In this context, this paper presents two methods and the related tools for the automated sorting and manipulation of micro-spheres: the former exploits a micro-gripping tool and implements a pick-and-place (P&P) approach, while the latter is based on newly conceived devices implementing a “store-and-place” (S&P) strategy. The two methods were studied considering two application examples. They were firstly exploited to perform the automated rebailing of a BGA (Ball Grid Array) package to be mounted on a Printed Circuit Board; the implemented tasks will be described and discussed to underline their characteristics and applicability. Furthermore, a second application of the methods to the sorting and placement of fertilized Zebrafish eggs is envisaged.
当前机电产品的创新导致了小型化设备的使用,这些设备将不同材料,形状,减少质量和极小尺寸的组件组合在一起,以增加产品的功能和效率。这一趋势涉及到与这些产品的制造和自动化组装相关的新问题。即使在不断发展的非工业部门,如生物医药,对制备和操作生物样品的自动化设备的需求也是当前的一个挑战。特别是,分拣和馈送系统起着至关重要的作用,因为它们可以影响任务策略、操作调度和整体系统性能。此外,它们应该处理与微尺度操作相关的粘附问题,因为所有设备都处理亚毫米组件。在此背景下,本文提出了两种方法和相关工具,用于微球的自动分类和操作:前者利用微夹持工具并实现拾取和放置(P&P)方法,而后者基于新构思的设备实现“存储和放置”(S&P)策略。结合两个应用实例,对两种方法进行了研究。他们首先被用于执行BGA(球栅阵列)封装安装在印刷电路板上的自动再修补;将描述和讨论实施的任务,以强调其特点和适用性。此外,设想将这些方法第二次应用于斑马鱼受精卵的分类和放置。
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引用次数: 0
Capillary Self-Assembly Based Multichip-to-Wafer System Integration Technologies 基于毛细管自组装的多芯片到晶圆系统集成技术
T. Fukushima
We have proposed and developed 3D integration technologies based on self-assembly using surface tension of liquid from 2005. In this paper, microbump bonding and bumpless bonding in face-up and/or face-down configurations are introduced for fine-pitch interconnect formation. In addition, “non-transfer stacking”, in other word, flip-chip self-assembly and “transfer stacking” called reconfigure-wafer-to-wafer using SAE (Self-Assembly and Electrostatic) carrier are explained.
我们从2005年开始提出并开发了基于液体表面张力的自组装三维集成技术。本文介绍了面朝上和/或面朝下配置的微凹凸键合和无凹凸键合,用于形成细间距互连。此外,还解释了“非转移堆叠”,即倒装自组装和“转移堆叠”,即使用SAE(自组装和静电)载体进行晶片到晶片的重构。
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引用次数: 0
Tilted Leg Design for a Rapid-Prototyped Low-Voltage Piezoelectric Running Robot 一种快速成型的低压压电奔跑机器人倾斜腿设计
Ketul M Patel, Jinhong Qu, K. Oldham
This paper describes design and experimental testing of a simple rapid-prototyped, piezoelectrically-actuated legged robot. The 2 cm long by 3 cm wide robot is intended to serve as a large-scale testbed for concepts applicable to millimeter-scale, thin-film piezoelectrically-actuated micro-robots. It achieves high-speed, low-voltage operation through tilted orientation of cantilever-like legs. Tethered locomotion is achieved at 36 mm/s (> 1 body length per second) at as little as 10 V or at speeds as large 400 mmls at 80 V. Electronic loading characteristics of the piezoelectric actuators at low voltage conditions are similar to those of millimeter-scale prototypes. Free dynamics of the robot feet are measured experimentally to gain further insight into cantilever orientation effects on locomotion speed.
本文介绍了一种简单、快速成型的压电驱动腿式机器人的设计和实验测试。这个长2厘米,宽3厘米的机器人旨在作为毫米级薄膜压电驱动微型机器人概念的大型测试平台。它通过悬臂式腿的倾斜方向实现高速、低压运行。在低至10v时,以36mm /s(> 1体长每秒)的速度或在80v时以400mm /s的速度实现系留运动。压电作动器在低压条件下的电子加载特性与毫米级样机相似。实验测量了机器人足部的自由动力学,以进一步了解悬臂方向对运动速度的影响。
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引用次数: 7
Design Optimization and Analysis of a Damped Flexure-Guided Stage 阻尼柔性导向平台的设计优化与分析
Zhong Chen, Xiaomeng Jiang, Xianmin Zhang
Enforced modal damping of a piezoelectric driven positioning stage can improve its control bandwidth in avoiding of the shortcomings due to its lightly damping characteristics. This paper presents a novel damping flexure-guided mechanism with the comb-like substructures, which play a role of damping enhancement. This kind of design maintains the merits of a conventional compliant mechanism, such as fabrication methods, meanwhile, shearing damping is realized by a comb-like constrained-layer damping structure. A multi-objective optimization based on maximum control bandwidth and response smoothness is built up and implemented based on an Abaqus-Phython-Matlab cosimulation tool chain. Based on the optimal solution, a scanning transient analysis and comparison are implemented. The results indicate that the optimized flexure-guided mechanism has large modal damping and smoother frequency response than the non-optimized damping and non-damping mechanism.
压电驱动定位台采用强制模态阻尼可以改善其控制带宽,避免了其轻阻尼特性的缺点。提出了一种具有梳状子结构的新型阻尼挠性导向机构,该机构具有增强阻尼的作用。该设计保留了传统柔性机构的优点,如制作方法等,同时通过梳状约束层阻尼结构实现剪切阻尼。基于abaquus - phython - matlab协同仿真工具链,建立并实现了基于最大控制带宽和响应平滑度的多目标优化算法。基于最优解,进行了扫描瞬态分析和比较。结果表明,优化后的挠性导向机构比未优化的阻尼和非阻尼机构具有更大的模态阻尼和更平滑的频率响应。
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引用次数: 6
A Novel Biopsy Capsule Endoscope for Wireless Intestinal Tissue Collection 一种用于无线肠组织采集的新型活检胶囊内窥镜
Viet Ha Le, M. Hoang, Du Van Nguyen, Eunpyo Choi, ong-oh Park, Chang-sei Kim, Jayoung Kim, Byungjeon Kang
A novel wireless biopsy capsule endoscopic method is presented in this study. The developed biopsy endoscope can be actively controlled during investigation process and collect tissue sample at suspicious target lesion. The novel capsule endoscope consists of a permanent magnet, a micro biopsy punch module, and an external electromagnetic actuation system. A pill-shape prototype of capsule endoscope with biopsy device is manufacture with dimension of 12 mm in diameter and 32 mm in length. By controlling the external electro-magnetic actuation, we can create the targeting locomotion and biopsy operation for capsule endoscope. The interactions between controllable magnetic field of electromagnetic actuation system and permanent magnet inside capsule body enables the micro-biopsy module be able to extrude out of capsule body for tissue collection operation. The collected biopsy tissue had volume of about 5 mm3, which is sufficient for histological analysis. Experiments are conducted to measure force, controllability of biopsy module in ex-vivo. The feasibility of locomotion, targeting and biopsy procedure are also provided.
本研究提出一种新的无线活检胶囊内镜方法。开发的活检内窥镜可以在调查过程中主动控制,并在可疑的目标病变处采集组织样本。新型胶囊内窥镜由永磁体、显微活检穿孔模块和外部电磁驱动系统组成。制作了一种直径为12mm、长为32mm的带活检装置胶囊型内窥镜样机。通过控制外部电磁驱动,实现胶囊内窥镜的定位运动和活检操作。电磁驱动系统的可控磁场与胶囊体内永磁体的相互作用,使微活检模块能够挤出胶囊体外进行组织采集操作。收集的活检组织体积约为5 mm3,足以进行组织学分析。在离体条件下,对活检模块的受力、可控性进行了测试。提供了运动、靶向和活检程序的可行性。
{"title":"A Novel Biopsy Capsule Endoscope for Wireless Intestinal Tissue Collection","authors":"Viet Ha Le, M. Hoang, Du Van Nguyen, Eunpyo Choi, ong-oh Park, Chang-sei Kim, Jayoung Kim, Byungjeon Kang","doi":"10.1109/MARSS.2018.8481179","DOIUrl":"https://doi.org/10.1109/MARSS.2018.8481179","url":null,"abstract":"A novel wireless biopsy capsule endoscopic method is presented in this study. The developed biopsy endoscope can be actively controlled during investigation process and collect tissue sample at suspicious target lesion. The novel capsule endoscope consists of a permanent magnet, a micro biopsy punch module, and an external electromagnetic actuation system. A pill-shape prototype of capsule endoscope with biopsy device is manufacture with dimension of 12 mm in diameter and 32 mm in length. By controlling the external electro-magnetic actuation, we can create the targeting locomotion and biopsy operation for capsule endoscope. The interactions between controllable magnetic field of electromagnetic actuation system and permanent magnet inside capsule body enables the micro-biopsy module be able to extrude out of capsule body for tissue collection operation. The collected biopsy tissue had volume of about 5 mm3, which is sufficient for histological analysis. Experiments are conducted to measure force, controllability of biopsy module in ex-vivo. The feasibility of locomotion, targeting and biopsy procedure are also provided.","PeriodicalId":118389,"journal":{"name":"2018 International Conference on Manipulation, Automation and Robotics at Small Scales (MARSS)","volume":"23 12 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2018-07-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"123050721","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 2
Automated Robotic Stimulation of Freely Moving Drosophila Larvae 自动机器人刺激自由移动的果蝇幼虫
Peng Pan, Juntian Qu, Weize Zhang, Xianke Dong, Xinyu Liu
The Drosophila larva is an excellent model organism in biology for studying the mechanisms of sensory mechanotrans-duction and the neural basis of behavior. This paper reports an automated robotic system capable of force-controlled mechanical stimulation and locomotion behavior analysis of freely moving Drosophila larvae, which improves the force regulation accuracy and larva operation consistency over conventional manual manipulation. A 3D-printed, three-axis force sensor was developed and integrated into the robotic system to measure the contact force between the tip of an end-effector and the larva head, and an adaptive fuzzy proportional-integral-derivative (PID) controller was proposed for closed-loop control of the contact force. The three-axis force sensor was also employed to monitor lateral disturbances to the contact force caused by small larva head movements, and thus to validate the effectiveness of larva stimulation. The robotic system performed automated larva stimulation and locomotion analysis at a speed of four larvae per minute, and was applied to quantify the correlation between the applied contact force direction/magnitude and the larva reorientation behavior. With its high accuracy and efficiency, this system will greatly facilitate large-scale studies of mechanosensory behaviors in Drosophila larva.
果蝇幼虫是生物学中研究感觉机械转导机制和行为神经基础的优秀模式生物。本文报道了一种自动化机器人系统,能够对自由运动的果蝇幼虫进行力控机械刺激和运动行为分析,与传统的人工操作相比,提高了力调节的准确性和幼虫操作的一致性。开发了一种3d打印的三轴力传感器,并将其集成到机器人系统中,用于测量末端执行器尖端与幼虫头部之间的接触力,并提出了一种自适应模糊比例积分导数(PID)控制器对接触力进行闭环控制。利用三轴力传感器监测幼虫头部运动对接触力的横向扰动,验证刺激幼虫的有效性。该机器人系统以每分钟4只幼虫的速度对幼虫进行自动刺激和运动分析,并用于量化施加接触力方向/大小与幼虫重新定向行为之间的相关性。该系统精度高、效率高,为大规模研究果蝇幼虫机械感觉行为提供了便利。
{"title":"Automated Robotic Stimulation of Freely Moving Drosophila Larvae","authors":"Peng Pan, Juntian Qu, Weize Zhang, Xianke Dong, Xinyu Liu","doi":"10.1109/MARSS.2018.8481218","DOIUrl":"https://doi.org/10.1109/MARSS.2018.8481218","url":null,"abstract":"The Drosophila larva is an excellent model organism in biology for studying the mechanisms of sensory mechanotrans-duction and the neural basis of behavior. This paper reports an automated robotic system capable of force-controlled mechanical stimulation and locomotion behavior analysis of freely moving Drosophila larvae, which improves the force regulation accuracy and larva operation consistency over conventional manual manipulation. A 3D-printed, three-axis force sensor was developed and integrated into the robotic system to measure the contact force between the tip of an end-effector and the larva head, and an adaptive fuzzy proportional-integral-derivative (PID) controller was proposed for closed-loop control of the contact force. The three-axis force sensor was also employed to monitor lateral disturbances to the contact force caused by small larva head movements, and thus to validate the effectiveness of larva stimulation. The robotic system performed automated larva stimulation and locomotion analysis at a speed of four larvae per minute, and was applied to quantify the correlation between the applied contact force direction/magnitude and the larva reorientation behavior. With its high accuracy and efficiency, this system will greatly facilitate large-scale studies of mechanosensory behaviors in Drosophila larva.","PeriodicalId":118389,"journal":{"name":"2018 International Conference on Manipulation, Automation and Robotics at Small Scales (MARSS)","volume":"15 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2018-07-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"116233507","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
A Handheld Master Device for 3D Remote Micro-Manipulation 一种用于三维远程微操作的手持主设备
Sophia Sakr, Thomas Daunizeau, David Reversat, S. Régnier, S. Haliyo
Micro-assembly has always been a substantial issue for automation: micro-objects are difficult to grasp due to micro-world physical laws and a lack of adapted sensors. Therefore, many tasks are teleoperated using a nonintuitive device as joystick or button. This paper proposes a fresh remote handling solution to fill that need. A new 1-DOF master device which mimics a tweezers is brought to the fore: it is an instrumented haptic tweezers, handheld, allowing a high intuitiveness for the user. This master device, coupled with a tracking system, controls a micro-positioner and a micro-gripper. Different coupling strategies using position or speed variables are demonstrated.
微装配一直是自动化的一个重要问题:由于微观世界的物理定律和缺乏适应的传感器,微物体难以掌握。因此,许多任务都是使用操纵杆或按钮等非直观的设备进行远程操作的。本文提出了一种新的远程处理解决方案来满足这一需求。一种模仿镊子的新型1-DOF主设备问世:它是一种仪器触觉镊子,手持,为用户提供了高度的直观性。这个主装置,加上一个跟踪系统,控制一个微定位器和一个微夹持器。演示了使用位置或速度变量的不同耦合策略。
{"title":"A Handheld Master Device for 3D Remote Micro-Manipulation","authors":"Sophia Sakr, Thomas Daunizeau, David Reversat, S. Régnier, S. Haliyo","doi":"10.1109/MARSS.2018.8481194","DOIUrl":"https://doi.org/10.1109/MARSS.2018.8481194","url":null,"abstract":"Micro-assembly has always been a substantial issue for automation: micro-objects are difficult to grasp due to micro-world physical laws and a lack of adapted sensors. Therefore, many tasks are teleoperated using a nonintuitive device as joystick or button. This paper proposes a fresh remote handling solution to fill that need. A new 1-DOF master device which mimics a tweezers is brought to the fore: it is an instrumented haptic tweezers, handheld, allowing a high intuitiveness for the user. This master device, coupled with a tracking system, controls a micro-positioner and a micro-gripper. Different coupling strategies using position or speed variables are demonstrated.","PeriodicalId":118389,"journal":{"name":"2018 International Conference on Manipulation, Automation and Robotics at Small Scales (MARSS)","volume":"12 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2018-07-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"127476689","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 2
期刊
2018 International Conference on Manipulation, Automation and Robotics at Small Scales (MARSS)
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