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Publications associées (36)

Hydraulic fracturing for unconventional resources development: challenges & opportunities for the mechanical community

Oil and gas production from unconventional reservoirs (i.e. tight) now accounts for about half of the total US hydrocarbon production from essentially zero ten years ago. Such a drastic increase in production from unconventional resources was made possible ...

2015

High performance dye-sensitized solar cells with inkjet printed ionic-liquid electrolyte

Michael Graetzel, Shaik Mohammed Zakeeruddin, Syed Ghufran Hashmi

We successfully inkjet printed an ionic liquid electrolyte in the dye-sensitized solar cell (DSSC) as a part of a new cell fabrication sequence that eliminates drilling holes in the DSSC substrates. The inkjet printing of ionic liquid electrolyte does not ...

Elsevier Science Bv2015

Mechanical load distribution along the main cutting edges in drilling

Paul Xirouchakis, Mihai-Bogdan Lazar

Used in a very large variety of applications, drilling is one of the most complex manufacturing processes. Most of the research on drilling was done in the field of metal cutting since, in this case, high precision and quality are needed. The use of compos ...

Elsevier2013

Cutting Force Modelling for Drilling of Fiber-Reinforced Composites

Mihai-Bogdan Lazar

Although used in a very large variety of applications, drilling is one of the most complex and least understood manufacturing processes. Most of the research on drilling was done in the field of metal cutting for mechanical parts since, in this case, high ...

EPFL2012

Selection of Optimal Cutting Conditions for Pocket Milling Using Genetic Algorithm

Paul Xirouchakis, Saurabh Aggarwal

Pocket milling is the most known machining operation in the domains of aerospace, die and mold manufacturing. In the present work, GA-OptMill, a Genetic Algorithm (GA) based optimization system for minimization of pocket milling time, is developed. A wide ...

Springer London Ltd2012

Part Programming to Realize Chatter Free and Efficient High Speed Milling

Saurabh Aggarwal

High speed milling (HSM) is the most known machining process due to its application in various industries. In milling, a rotating cutting tool removes a large amount of material along a predefined toolpath to manufacture the final part with a desired shape ...

EPFL2012

Cutting torque and tangential cutting force coefficient identification from spindle motor current

Paul Xirouchakis, Saurabh Aggarwal, Nenad Nesic

This article presents an enhanced methodology for cutting torque prediction from the spindle motor current, readily available in modern machine tool controllers. This methodology includes the development of the spindle power model which takes into account ...

Springer-Verlag2012

High Speed Pocket Milling Optimisation

Paul Xirouchakis, Sandeep Dhanik, Saurabh Aggarwal

The invention relates to a method of toolpath generation and cutting parameters optimization for high speed milling of a convex pocket, wherein said method comprises a first sub-method of generating a toolpath and a second sub-method of generating optimize ...

2012

Surgical preparation of bone-scaffold interface is critical for bone regeneration inside tissue engineering scaffold

Dominique Pioletti, Alireza Roshan Ghias

The goal of this study was to investigate if the preparation of implantation site has an impact on bone formation inside tissue engineering scaffolds. For this purpose, two different drilling techniques were used to create a hole in distal femurs of rats b ...

Wiley-Blackwell2011

Effects of Process Parameters on Ultrasonic Micro-Hole Drilling in Glass and Ruby

Alain Schorderet, Kossi Agbeviade, Emmanuel Deghilage

Brittle materials such as ceramics, glasses and oxide single crystals find increasing applications in advanced micro-engineering products. Machining small features in such materials represents a manufacturing challenge. Ultrasonic drilling constitutes a pr ...

Amer Inst Physics, 2 Huntington Quadrangle, Ste 1No1 D, Melville, Ny 11747-4501 Usa2011

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