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Keywords: laser
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Journal Articles
Article Type: Research Papers
J. Manuf. Sci. Eng. May 2021, 143(5): 051007.
Paper No: MANU-20-1356
Published Online: November 11, 2020
...Vishnu Vardhan Posa; Murali Sundaram Laser beam machining (LBM) is a versatile process that can shape a wide range of engineering materials such as metals, ceramics, polymers, and composite materials. However, machining of glass materials by LBM is a challenge as most of the laser energy...
Journal Articles
Article Type: Research-Article
J. Manuf. Sci. Eng. February 2014, 136(1): 011001.
Paper No: MANU-11-1275
Published Online: November 5, 2013
...-established micromanufacturing process and has been at the center of research for the last few decades. However, it has its own limitations. The limitations are primarily due to the requirement of a tool and electric potential between the tool and the workpiece. The laser induced plasma micromachining (LIP-MM...
Journal Articles
Article Type: Research-Article
J. Manuf. Sci. Eng. April 2013, 135(2): 021009.
Paper No: MANU-12-1042
Published Online: March 22, 2013
..., the sample-based stochastic model will be applied in order to study the phase change processes of metal particles under uncertain laser fluence, metal particle size, pulse width, and initial temperature to reveal the different influences of these parameters. Figure 1 is depicted to elucidate how...
Journal Articles
Article Type: Research-Article
J. Manuf. Sci. Eng. February 2013, 135(1): 011004.
Paper No: MANU-11-1292
Published Online: January 18, 2013
... Division of ASME for publication in the J OURNAL OF M ANUFACTURING S CIENCE AND E NGINEERING . Manuscript received September 2, 2011; final manuscript received November 12, 2012; published online January 18, 2013. Assoc. Editor: Wei Li. 02 09 2011 12 11 2012 Laser welding is used...
Journal Articles
Article Type: Research Papers
J. Manuf. Sci. Eng. April 2011, 133(2): 021013.
Published Online: March 23, 2011
...B. S. Yilbas; S. S. Akhtar; A. Matthews; C. Karatas; A. Leyland The results of experiments into laser assisted gas carbonitriding of a Ti–6Al–4V alloy are reported. The temperature and thermal stress fields were simulated using finite element analysis. Microstructural changes in the laser treated...
Journal Articles
Article Type: Technical Briefs
J. Manuf. Sci. Eng. April 2011, 133(2): 024503.
Published Online: March 23, 2011
...B. S. Yilbas; S. S. Akhtar; C. Karatas Laser cutting of small diameter holes in alumina tiles is carried out. Temperature and stress fields are predicted numerically using the ABAQUS finite element code. The cut sections are examined by incorporating scanning electron microscope and optical...
Journal Articles
Article Type: Research Papers
J. Manuf. Sci. Eng. February 2011, 133(1): 011008.
Published Online: January 31, 2011
... in the drilling process. This paper presents a new method to microdrill Inconel 718 alloy using laser followed by mechanical drilling (sequential drilling). The aim of this research was to understand and evaluate the capability of using sequential laser mechanical drilling method as an effective and efficient...
Journal Articles
Article Type: Research Papers
J. Manuf. Sci. Eng. February 2011, 133(1): 011001.
Published Online: January 5, 2011
...J. Harris; R. Akarapu; A. E. Segall Despite the many advantages of using lasers for welding ceramics (alumina in particular), cracks induced by the resulting and severe thermal stresses are often detrimental to weld quality and strength. While many factors contribute to the formation...
Journal Articles
Article Type: Research Papers
J. Manuf. Sci. Eng. August 2010, 132(4): 041011.
Published Online: July 23, 2010
...S. Tsopanos; R. A. W. Mines; S. McKown; Y. Shen; W. J. Cantwell; W. Brooks; C. J. Sutcliffe The rapid manufacturing process of selective laser melting has been used to produce a series of stainless steel 316L microlattice structures. Laser power and laser exposure time are the two processing...
Journal Articles
Article Type: Research Papers
J. Manuf. Sci. Eng. February 2010, 132(1): 011002.
Published Online: December 23, 2009
...Salman Nisar; M. A. Sheikh; Lin Li; Andrew J. Pinkerton; Shakeel Safdar In laser cleaving of brittle materials using the controlled fracture technique, thermal stresses are used to induce a single crack and the material is separated along the cutting path by extending the crack. One of the problems...
Journal Articles
Article Type: Research Papers
J. Manuf. Sci. Eng. June 2009, 131(3): 031011.
Published Online: May 19, 2009
...Benjamin Campbell; Murat Tiryakioğlu Prior methods of assessing the quality of laser machined features are reviewed. The common features that contribute to a quality analysis for laser-drilled holes are described and the best methods to measure them are presented. A new quality index based...