Journal of Micro and Nano: Recent submissions
Now showing items 41-60 of 361
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Controlling Surface of Rods With Entrained Particle as Asperities
(The American Society of Mechanical Engineers (ASME), 2024)Changing the surface properties (i.e., roughness or friction) can be instrumental for many applications but can be a complex and resource-intensive process. In this paper, we demonstrate a novel process of controlling the ... -
Data-Efficient Surrogate Model for Rapid Prediction of Temperature Evolution in a Microscale Selective Laser Sintering System
(The American Society of Mechanical Engineers (ASME), 2024)Current metal additive manufacturing (AM) systems suffer from limitations on the minimum feature sizes they can produce during part formation. The microscale selective laser sintering (μ-SLS) system addresses this drawback ... -
Cold Microdrawing of Pure Magnesium Capillary Structures for Biomedical Applications
(The American Society of Mechanical Engineers (ASME), 2024)This paper presents a study on cold microdrawing of pure magnesium for biomedical applications, where hollow sinking drawing of microtubes of 820 μm diameter and wall thickness around 100 μm was used, varying drawing speeds ... -
Fabrication of Superhydrophobic Surfaces Using Inverted Glancing Angle Deposition (I-GLAD)
(The American Society of Mechanical Engineers (ASME), 8/31/2023 )This paper presents a novel approach for fabricating superhydrophobic surfaces using inverted glancing angle deposition (I-GLAD). GLAD is an advanced physical vapor deposition technique that utilizes substrate tilt and ... -
Implementation of a Picosecond Laser for Micromachining the Cathode of Pulse Electrochemical Machining and a Case Study
(The American Society of Mechanical Engineers (ASME), 8/25/2023 )Defined topographic features may be produced on the workpiece surface of difficult-to-machine materials through the pulse electrochemical machining (PECM). Due to the contactless feature of PECM, mechanical influences, and ... -
Fabrication of MicroChannels on Biomaterial Ti6Al4V ELI Using Micro Abrasive Jet Machining
(The American Society of Mechanical Engineers (ASME), 2022)The paper primarily explores the suitability of using Abrasive jet machining (AJM) in fabricating microchannels on Ti6Al4V ELI alloy. The work evaluates the microchannels generated using process parameters such as air ... -
Effect of Porosity on Tool Wear During Micromilling of Additively Manufactured Titanium Alloy
(The American Society of Mechanical Engineers (ASME), 2022)Porosity is a major quality issue in additively manufactured (AM) materials due to improper selection of raw material or process parameters. While porosity is kept to a minimum for structural applications, parts with ... -
The Effect of SpeedVarying MicroCutting Tool Dynamics on Stability During HighSpeed Micromilling of Ti6Al4V
(The American Society of Mechanical Engineers (ASME), 2022)Chatterfree machining is necessary in micromilling to avoid the catastrophic failure of microend mill. The accuracy of the prediction of chatterfree machining conditions in highspeed micromilling has been improved in this ... -
Metal Assisted Chemical Etch of Polycrystalline Silicon
(The American Society of Mechanical Engineers (ASME), 2022)Metalassisted chemical etching (MacEtch) of silicon shows reliable vertical anisotropic wet etching only in singlecrystal silicon, which limits its applications to a small number of devices. This work extends the capabilities ... -
A Roadmap to Fabricate Geometrically Accurate ThreeDimensional Scaffolds COPrinted by Natural and Synthetic Polymers
(The American Society of Mechanical Engineers (ASME), 2022)Threedimensional bioprinting is a promising field in regenerating patientspecific tissues and organs due to its inherent capability of releasing biocompatible materials encapsulating living cells in a predefined location. ... -
Physical Modification of Hybrid Hydrogels to Fabricate FullScale Construct Using ThreeDimensional BioPrinting Process
(The American Society of Mechanical Engineers (ASME), 2022)Bioprinting for regenerative medicine has been gaining a lot of popularity in today's world. Despite being one of the rigorously studied fields, there are still several challenges yet to be solved. Geometric fidelity and ... -
VibrationAssisted Axial Nozzle Jet Flow Wire Electrochemical Machining for Micromachining
(The American Society of Mechanical Engineers (ASME), 2022)Wire electrochemical machining (WECM) has the capability to produce metal microcomponents with high aspect ratios. However, because interelectrode gap mass transportation of electrolyte is not homogeneous due to inappropriate ... -
An Investigation of Integrated Multiscale ThreeDimensional Printing for Hierarchical Structures Fabrication
(The American Society of Mechanical Engineers (ASME), 2022)Nature provides us with a large number of functional material systems consisting of hierarchical structures, where significant variations in dimensions are present. Such hierarchical structures are difficult to build by ... -
Monitoring ShearingPlowing Transitions in MicroMilling Using Fluctuations in Cutting Forces
(The American Society of Mechanical Engineers (ASME), 2022)In micromilling, understanding transitions between the desired shearingdominant to the undesired plowingdominant cutting mechanism could help obtain high quality microfeatures. This work investigates the transitions in ... -
Tool Wear Behavior in μTurning of Nimonic 90 Under Vegetable OilBased Cutting Fluid
(The American Society of Mechanical Engineers (ASME), 2022)The characteristics such as high hardness and shear modulus, low thermal conductivity, strain hardening of Nickelbased superalloys lead to high machining forces and temperature, poor surface quality and integrity, rapid ... -
Ablation Threshold and Interaction of Cemented Carbide Ablated by Ultrafast Laser
(The American Society of Mechanical Engineers (ASME), 2021)In this study, we used an ultrafast laser with a wavelength of 1026 nm with the aim of analyzing the ablation threshold and morphologies of the irradiated surfaces of cemented carbide by varying the pulse duration and ... -
Pulsed Power Supply Superposed With Radio Frequency Oscillating Wave for the Improvement of Micro-Electrical Discharge Machining Process
(The American Society of Mechanical Engineers (ASME), 2022)During the micro-electrical discharge machining (micro-EDM) process, the dielectric property of narrow interelectrode gap is transiently changing. With the hysteretic servomotion of spindle, the effective discharge ratio ... -
Thermal Properties of Graphite Nanoplatelet-Epoxy Composites Formed Through High Shear Exfoliation of Expanded Graphite
(The American Society of Mechanical Engineers (ASME), 2022)Graphite nanoplatelets (GNP) have recently become a commercially available alternative to graphene that has been widely studied as an additive to improve polymer properties. In particular, their use in improving the thermal ... -
Numerical and Experimental Investigation of Heat Distribution and Residual Stress Variation on Stacked Thin Sheets of CRNO Electrical Steel Post Tungsten Inert Gas and Cold Metal Transfer Welding
(The American Society of Mechanical Engineers (ASME), 2022)The paper presents a numerical and experimental investigation on the stacking of thin, cold rolled nongrain-oriented (CRNO) electrical steel sheets post-tungsten inert gas (TIG) and cold metal transfer (CMT) welding for ... -
The Irradiance-Based Growth of Surface Structures Induced by Nanosecond Laser Pulses on Si and Ge and Their Correlation With Plasma Ion Kinetic Energies and Densities
(The American Society of Mechanical Engineers (ASME), 2022)The laser irradiance-based surface structural growth on Si and Ge has been correlated first time with plasma parameters. The better control over plasma parameters makes manufacturing of various sized and shaped surface ...