Results 41 to 50 of about 1,132 (198)

Design of a flexible piezoelectric microgripper based on combined amplification principles

open access: yesNanotechnology and Precision Engineering, 2019
Aiming to address the problem of the low amplification ratio of traditional microgrippers, a two-stage microgripper based on the principle of combined amplification was designed with a high amplification ratio and large displacement, using a simple and ...
Xiaodong Chen   +4 more
doaj   +1 more source

Experimental and Numerical Investigation of the Arms Displacement in a New Electrothermal MEMS Actuator [PDF]

open access: yesInternational Journal of Advanced Design and Manufacturing Technology, 2017
Microgrippers can be effectively applied for handling, positioning and assembling of the micro components. In the present study, a new design of a U-shape electrothermal microgripper was fabricated and developed with the voltages correspond between 1 to ...
M. Kolahdoozan   +2 more
doaj  

Design and Experimental Validation of a Microgripper

open access: yesJournal of Robotics and Mechatronics, 2001
In this paper we present the mechanical design of a microgripper performing microassembly tasks with objects whose dimensions are less than 1mm with a maximum grasping action of 0.9N and fingers displacement of 0.6mm. The efficiency of the microgripper has been experimentally tested by using a proper test-bed and laboratory experiences. The results are
G. CARBONE   +3 more
openaire   +3 more sources

Biologic Tissue Sampling With Untethered Microgrippers [PDF]

open access: yesGastroenterology, 2013
Even with advances in non-invasive diagnosis of diseases such as cancer or inflammatory diseases, tissue biopsy coupled with histopathologic examination remains the gold standard in establishing an accurate diagnosis.1–2 Generally, effective tissue diagnosis is fundamentally based on biopsying lesions that are suspicious based on visual inspection ...
Evin, Gultepe   +10 more
openaire   +2 more sources

Study on MEMS Microgripper Integrated Vacuum Tool

open access: yes, 2010
This paper presents a hybrid type of microelectromechanical systems (MEMS) microgripper integrated with an electrostatic mechanism and vacuum technology.
Tao Chen   +3 more
core   +1 more source

Waveguide microgripper for identification, sensing and manipulation

open access: yes, 2009
A Waveguide Microgripper utilizes flexible optical waveguides as gripping arms, which provide the physical means for grasping a microobject, while simultaneously enabling light to be delivered and collected.
Bhanushali, Amit G.
core   +1 more source

Design and Finite Element Analysis of an Electrothermally Actuated Microgripper for Biomedical Applications

open access: yes, 2021
Micromanipulation devices are becoming fundamental tools to study and understand cell biology and cell mechanics. Indeed, to study the individual cell behaviors and interactions, cell samples need to be grasped and moved to testing devices.
Maria F. Pantano   +5 more
core   +1 more source

Degradable Magnetic Composites from Recycled NdFeB Magnets for Soft Actuation and Sensing

open access: yesAdvanced Robotics Research, EarlyView.
This work presents a degradable soft magnetic composite made from recycled NdFeB particles embedded in a gelatin‐based organogel. The material is processed into magnetic sensors and soft robotic components, which can later be dissolved in a green solvent to recover NdFeB magnetic particles.
Muhammad Bilal Khan   +14 more
wiley   +1 more source

A microgripper for single cell manipulation [PDF]

open access: yes, 2008
This thesis presents the development of an electrothermally actuated microgripper for the manipulation of cells and other biological particles. The microgripper has been fabricated using a combination of surface and bulk micromachining techniques in a ...
Hermosilla, Belén Solano
core  

Stability analysis of FGM microgripper subjected to nonlinear electrostatic and temperature variation loadings

open access: yesScience and Engineering of Composite Materials, 2016
Considering the desired characteristics of functionally gradient materials (FGM), such as good thermal and wear resistance, this paper investigates the mechanical behavior of FGM microgripper under DC voltage and temperature variation. It is assumed that
Jahanghiry Reza   +3 more
doaj   +1 more source

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