Journal of Micro and Nano: Recent submissions
Now showing items 81-100 of 352
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Effects of Process Parameters on Graphene Growth Via Low-Pressure Chemical Vapor Deposition
(The American Society of Mechanical Engineers (ASME), 2020)Graphene has attracted enormous research interest due to its extraordinary material properties. Process control to achieve high-quality graphene is indispensable for graphene-based applications. This research investigates ... -
Multifunctional Three-Dimensional Curvilinear Self-Folding of Glassy Polymers
(The American Society of Mechanical Engineers (ASME), 2020)The selective light absorption of prestretched thermoplastic polymeric films enables wireless photothermal shape morphing from two-dimensional Euclidean geometry of films to three-dimensional (3D) curvilinear architectures. ... -
Shape Memory Alloy Bimorph Microactuators by Lift-Off Process
(The American Society of Mechanical Engineers (ASME), 2020)This study aims to develop a new fabrication process to create high-precision patterned shape memory alloy (SMA) bimorph micro-actuators by the e-beam evaporation technique. To examine the effect of the annealing process ... -
Numerical Investigation of Effect of Operating Parameters on the Phase Transformation During Vibration-Assisted Nano-Impact Machining of Silicon by Loose Abrasives
(The American Society of Mechanical Engineers (ASME), 2020)Vibration-assisted nano-impact machining by loose abrasives (VANILA) is a newly developed process based on the atomic force microscope (AFM) platform, where the nanoabrasive (diamond particles) slurry is injected between ... -
Microstructure and Tensile Performance of Graphene-Reinforced Inconel 718 Alloy Via Selective Laser Melting and Post-Treatments
(The American Society of Mechanical Engineers (ASME), 2020)Graphene is an ideal reinforcement material for metal matrix composites (MMCs) owing to its high strength, high ductility, light weight, as well as good bonding with metal matrix. In this study, graphene nanoplatelets ... -
Creating Metal Molds for Directional Gecko-Inspired Adhesives
(The American Society of Mechanical Engineers (ASME), 2020)We describe a process for creating durable metal molds for the fabrication of directional, gecko-inspired dry adhesives. The adhesives require microscopic inclined features with a challenging combination of tapered geometry, ... -
Material-Oriented Regularization Toward Solving Manufacturing Inverse Problem in Ion Beam Microprocessing
(The American Society of Mechanical Engineers (ASME), 2020)A material-oriented regularization (MOR) methodology is developed to solve manufacturing inverse problem of estimating the manufacture input process parameters for a required output performance, demonstrated by ion beam ... -
Inline LIPSS Monitoring Method Employing Light Diffraction
(The American Society of Mechanical Engineers (ASME), 2020)Laser-induced ripples that are also known as laser-induced periodic surface structures (LIPSS) have gained a considerable attention by researchers and industry due to their surface functionalization applications. However, ... -
Correlation of Three-Dimensional Roughness Parameters With the Crater Dimensions in μED-Milling of Cryogenic-Treated Tool and Workpiece
(The American Society of Mechanical Engineers (ASME), 2020)Microfluidics is one of the rapidly growing markets in the present era of miniaturization. Microchannels have wide applications in various fields such as biomedical, mechanical, electrical, and chemical sciences. Machining ... -
Lotus-Leaf Inspired Surfaces: Hydrophobicity Evolution of Replicas Due to Mechanical Cleaning and Mold Wear
(The American Society of Mechanical Engineers (ASME), 2020)Inspired from the low wetting properties of Lotus leaves, the fabrication of dual micro/nanoscale topographies is of interest to many applications. In this research, superhydrophobic surfaces are fabricated by a process ... -
Effect of Feedstock Properties on Extrusion of High Aspect Ratio Microbi-Lumen Tubes
(The American Society of Mechanical Engineers (ASME), 2020)The micro-extrusion of feedstock is a promising and emerging technology for manufacturing very high length to thickness aspect ratio metallic microcomponents which are not feasible for conventional metal processing ... -
Characterization of a Custom-Made Digital Light Processing Stereolithographic Printer Based on a Slanted Groove Micromixer Geometry
(The American Society of Mechanical Engineers (ASME), 2020)A custom-made stereolithographic printer using a digital light processing optical (DLP) system based on a digital micromirror device (DMD) was characterized. Several sizes of slanted grooved micromixers (SGM) were produced ... -
Scaling Anomaly in the Mechanical Response in Microscale Reverse Extrusion of Copper
(The American Society of Mechanical Engineers (ASME), 2020)The continuing trend of device miniaturization brings increasing demand for small metal parts and, consequently, significant interest in microscale metal forming technologies. In this work, the influence of grain size on ... -
A Benchmark Artifact to Evaluate the Manufacturing of Microfeatures by Digital Light Processing Stereolithography
(The American Society of Mechanical Engineers (ASME), 2020)Suitable benchmark artifacts are needed for assessing the technological capabilities and limitations of a specific process or for comparing the performances of different processes. Only a few benchmark artifacts have been ... -
Laser Surface Modification of Wire-Electric Discharge Machined Graphene Nanoparticle Reinforced SiC Composites
(The American Society of Mechanical Engineers (ASME), 2020)Electrical discharge machining of conducting ceramics is often associated with high roughness and porosity, which hinders their application. This porosity-laden surface morphology necessitates a postprocessing technique ... -
Multiscale Surface Patterning of Zirconia by Picosecond Pulsed Laser Irradiation
(The American Society of Mechanical Engineers (ASME), 2020)Irradiation of yttria-stabilized zirconia (YSZ) was performed by a picosecond pulsed laser to investigate the possibility for multiscale surface patterning. Nanoscale laser-induced periodic surface structures (LIPSS) were ... -
Electrical Discharge/Electrochemical Hybrid Machining Based on the Same Machine and Tool Electrode
(The American Society of Mechanical Engineers (ASME), 2020)Electrical discharge machining (EDM) causes surface defects such as resolidified layer and microcracks, and a finishing process is usually needed to remove these defects. In this paper, a hybrid process was proposed where ... -
Improvements in Accuracy of Fused Deposition Modeling Via Integration of Low-Cost On-Board Vision Systems
(The American Society of Mechanical Engineers (ASME), 2020)In fused deposition modeling (FDM) process, several uncertainty sources contribute to low accuracy and bad surface finishing. Besides intrinsic uncertainties, other factors, related to the machine structure and actuation, ... -
Study on Laser-Induced Oxidation of Ti6Al4V Alloy Under Two Different Reactive Atmospheres
(The American Society of Mechanical Engineers (ASME), 2020)The oxidation behavior of Ti6Al4V titanium alloy under laser irradiation in atmospheric and oxygen-assisted conditions was studied. A nanosecond-pulsed Yb: glass fiber laser was used. The thickness of oxide layer, ... -
Scanning Micro-Electrochemical Machining Process for V-Shaped Grooves
(The American Society of Mechanical Engineers (ASME), 2020)Microstructures determine flow properties of microfluidic chip. Micromold forming is an effective method to realize mass manufacturing of microfluidic chips. This requires to machine some kind of special microstructure of ...