Journal of Micro and Nano: Recent submissions
Now showing items 261-280 of 372
-
Model Based Prediction of Plasma Resistance, and Discharge Voltage and Current Waveforms in Micro Electrodischarge Machining
(The American Society of Mechanical Engineers (ASME), 2016)In electrodischarge machining (EDM), the thermal energy causing material removal at the electrodes is given by the electrical energy supplied to the discharge. This electrical energy, also known as the discharge energy, ... -
H2 Mole Fraction Measurements in a Microwave Plasma Using Coherent Anti Stokes Raman Scattering Spectroscopy
(The American Society of Mechanical Engineers (ASME), 2016)In an effort to provide insights into the thermochemical composition of a microwave plasma chemical vapor deposition (MPCVD) reactor, the mole fraction of H2 is measured at various positions in the plasma sheath, at pressures ... -
Fracture Energy Evaluation Using J Integral in Orthogonal Microcutting
(The American Society of Mechanical Engineers (ASME), 2016)Fracture in cutting of ductile as well as brittle materials can be characterized using parameters such as K, G, R, and Jintegral; of these, R has been widely used. To accurately evaluate the contribution of fracture energy ... -
Pulsewise Motion Controlled Stamping for Microtexturing Onto Aluminum Sheet
(The American Society of Mechanical Engineers (ASME), 2016)High density oxygen plasmaetching was applied to microtexturing onto the diamondlike carbon (DLC) films coated on the dieunit substrates. This molddie unit with microtextured DLC coating was fixed into a cassette die for ... -
A Microresonant Gas Sensor by Micro Electroforming
(The American Society of Mechanical Engineers (ASME), 2016)The microsensors are mainly made with the single crystal silicon which requires expensive equipments and complicated process. Here, the microelectroforming technology is used to fabricate the microresonant gas sensor. The ... -
Simulation and Experimental Study of Nanosecond Laser Micromachining of Commercially Pure Titanium
(The American Society of Mechanical Engineers (ASME), 2016)Nanosecond laser machining of titanium has gained increased interest in recent years for a number of potential applications where part functionalities depend on features or surface structures with microscale dimensions. ... -
Controlled Kinetic Monte Carlo Simulation for Computer Aided Nanomanufacturing
(The American Society of Mechanical Engineers (ASME), 2016)Kinetic Monte Carlo (KMC) is regarded as an efficient tool for rare event simulation and has been applied in simulating bottom–up selfassembly processes of nanomanufacturing. Yet it has limitations to simulate top–down ... -
Atomized Dielectric Spray Based Electric Discharge Machining for Sustainable Manufacturing
(The American Society of Mechanical Engineers (ASME), 2015)A novel method of using atomized dielectric spray in microelectric discharge machining (EDM) (sprayEDM) to reduce the consumption of dielectric is developed in this study. The atomized dielectric droplets form a moving ... -
Three Dimensional Printing of Nanoscale Powders Using Laser Shockwaves
(The American Society of Mechanical Engineers (ASME), 2015)A new threedimensional (3D) printing process designated as shockwaveinduced freeform technique (SWIFT) is explored for fabricating microparts from nanopowders. SWIFT consists of generating shockwaves using a laser beam, ... -
Finite Element Based Brownian Dynamics Simulation of Nanofiber Suspensions Using Monte Carlo Method1
(The American Society of Mechanical Engineers (ASME), 2015)This paper presents a computational approach for simulating the motion of nanofibers during fiberfilled composites processing. A finite elementbased Brownian dynamics simulation (BDS) is proposed to solve for the motion ... -
Graphene Oxide Colloidal Suspensions as Cutting Fluids for Micromachining—Part I: Fabrication and Performance Evaluation
(The American Society of Mechanical Engineers (ASME), 2015)This paper is aimed at investigating the effects of graphene oxide platelet (GOP) geometry (i.e., lateral size and thickness) and oxygen functionalization on the cooling and lubrication performance of GOP colloidal ... -
Feasibility of Fiber Deposition Control by Secondary Electric Fields in Near Field Electrospinning
(The American Society of Mechanical Engineers (ASME), 2015)Product miniaturization has become a trending technology in a broad range of industries and its development is being pushed by the requirements for complexity and resolution of micromanufactured products. However, there ... -
Microthreading in Whirling
(The American Society of Mechanical Engineers (ASME), 2015)Whirling is applied to machining of microscrews on thin wires. A micro whirling machine has been developed for this. In order to suppress the vibration of the workpiece, the wire is inserted in polyurethane tubes clamped ... -
Design of a Compact Biaxial Tensile Stage for Fabrication and Tuning of Complex Micro and Nano scale Wrinkle Patterns
(The American Society of Mechanical Engineers (ASME), 2015)Wrinkling of thin films is a straindriven process that enables scalable and lowcost fabrication of periodic microand nanoscale patterns. In the past, singleperiod sinusoidal wrinkles have been applied for thinfilm metrology ... -
Graphene Oxide Colloidal Suspensions as Cutting Fluids for Micromachining—Part II: Droplet Dynamics and Film Formation
(The American Society of Mechanical Engineers (ASME), 2015)Part II of this paper is focused on studying the droplet spreading and the subsequent evaporation/filmformation characteristics of the graphene oxide colloidal solutions that were benchmarked in Part I. A highspeed imaging ... -
Force Modeling of Five Axis Microball End Milling
(The American Society of Mechanical Engineers (ASME), 2015)This paper presents a fiveaxis ballend milling force model that is specifically tailored to microscale machining. A composite cutting force is generated by combining two force contributions from a shearing/ploughing slipline ... -
Direct Write Photolithography for Cylindrical Tooling Fabrication in Roll to Roll Microcontact Printing
(The American Society of Mechanical Engineers (ASME), 2015)The scaleup of microcontact printing (خ¼CP) to a rolltoroll technique for largescale surface patterning requires scalable tooling for continuous pattern printing with خ¼mscale features (e.g., 1–50 خ¼m). Here, we examine ... -
Fabrication of Aluminum–SiC Laminate Nanocomposite by Ultrasonic Spray Deposited Sheet Bonding1
(The American Society of Mechanical Engineers (ASME), 2015)One of the challenges in making layered metal composites reinforced at interfaces has been controlling the dispersion and microstructure of the reinforcement particles. The reinforcement elements are typically applied at ... -
Laser Induced Plasma Micromachining Process: Principles and Performance
(The American Society of Mechanical Engineers (ASME), 2015)Laserinduced plasma micromachining (LIPMM) is a novel multimaterial and toolless micromachining process. It utilizes tightly focused ultrashort laser irradiation to generate plasma through laserinduced dielectric breakdown ... -
Shielding Nozzle Design and Analysis for Atomization Based Cutting Fluid Systems in Micromachining
(The American Society of Mechanical Engineers (ASME), 2015)Atomizationbased cutting fluid systems (ACFs) are increasingly being used in micromachining applications to provide cooling and lubrication to the tool–chip interface. In this research, a shielding nozzle design is ...