نتایج جستجو برای: wire drawing

تعداد نتایج: 77885  

2012
PHILIP J. BARNARD

Drawing upon a recent review of the topic by Cross and Tolbert (2009), this paper briefly illustrates the diversity of theories concerning the nature of meanings in music and the challenges that need to be resolved to advance the field. A scheme for layered macroand micro-theories for neural, mental and behavioural systems is outlined to facilitate the development of a systematic and coherent b...

Journal: :مهندسی متالورژی و مواد 0
افسانه انصاری امیرحسین کوکبی حمیدرضا مداح حسینی

in this study, gtaw process and cored wires were used to coat al/al3ti wear resistant composite on a commercial pure al substrate. wire drawing process was utilized to produce the cored wires from aluminum strips and a mixture of titanium and aluminum powders. the microstructures and the present phases were investigated by metallographic, sem equipped with eds and xrd analysis. moreover, the ha...

Journal: :Jurnal Rekayasa Mesin 2022

<p>Pembuatan kawat umumnya termasuk dalam pengerjaan dingin atau <em>coldworking </em>yang berarti proses dilakukan dibawah suhu rekristalisasi dari logam tersebut, akan mempengaruhi sifat mekanik diantaranya kekerasan, kekuatan dan keuletan. <em>Wire drawing </em>mampu menunjukan perubahan tersebut parameter yang ialah sudut cetakan <em>die</em>, tempe...

2011
Ilaria Manno Giuseppina Palmieri Vittorio Scarano

In this paper we present a case study of collaborative diagram drawing involving 36 students in Computer Science. Their task was to collaboratively draw a Use Case Diagram about the scenarios provided at the begin of the experiment. As students of a Software Engineering course, they had a general knowledge of such type of diagrams and related terminology, but they were not experts and had not r...

1999
D. T. Venizelos R. C. Sausa

A combined experimental and modeling study of neat and NH3-doped (3>=1), 30-Torr flames is reported. The major species concentrations are measured by molecular beam mass spectrometry (MB/MS), whereas the minor species OH, NH, and O-atom concentrations are measured by laser-induced fluorescence (LEF). The species NO is measured both by LJF and MB/MS, and 02 by MB/MS. The flame temperatures are m...

2013
Matthew Frenkel Marlon Avellan Zhixiong Guo

Whispering-gallery mode temperature microsensors have been demonstrated to have extremely high accuracy. Previous experiments have been limited to indirect sensor heating by externally heating the local environment. In this paper, we coated PDMS films directly onto an electrical resistive wire as sensors, allowing on-chip dynamic temperature measurement. The effects of sensor size are discussed...

Journal: :Acta of bioengineering and biomechanics 2012
Witold Walke Joanna Przondziono

Guide wires with suitable functional characteristics are of crucial importance for proper urological treatment. This study presents an analysis of the effect of work hardening taking place in the process of wire cold drawing and the effect of surface modification by means of electrochemical polishing and chemical passivation on the resistance of wires made of X10CrNi18-8 steel used in urology. ...

2013
Masaki MURAYAMA Yasuhiro NAMURA Takahiko TAMURA Hiroaki IWAI Noriyoshi SHIMIZU

UNLABELLED The relationship between orthodontic force and friction produced from an archwire and brackets affects the sliding of the wire in the leveling stage. OBJECTIVE The purpose of this study was to evaluate the relationship between force and friction in a small esthetic nickel-titanium (Ni-Ti) wire. MATERIAL AND METHODS Five esthetic wires (three coated and two plated) and two small, ...

2010
Wolf-Dieter Schubert Erik Lassner

After WW2, a huge market opened in the growing economies and cemented carbides contributed as tool materials and construction parts to their industrial development. Today, cemented carbides are the workhorses in all areas of the manufacturing industries: no factory without cemented carbide tools; no production of glass bottles, aluminium cans or plastic tubes which has not benefited from these ...

1997
G. Chen

This work reports temperature measurement of fine wires using the photothermal radiometry ~PTR! technique. In this method, a laser is employed to create a small periodic temperature perturbation on the wire and thus a small modulation of the thermal emission signal from the wire. The temperature of the wire is derived from the ratio of the photothermal emission signals at two different waveleng...

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