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Keywords: polymers
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Journal Articles
Article Type: Research Papers
J. Manuf. Sci. Eng. October 2011, 133(5): 051003.
Published Online: September 22, 2011
... Harper , C. A. , Modern Plastics Handbook ( McGraw-Hill , New York , 2008 ); Harper , C. A. , ed., Modern Plastics , McGraw-Hill , New York , 2000 , p. 1298 . 7 Grujicic , M. , 2009 , “ Total Life Cycle-Based Materials Selection for Polymer Metal Hybrid Body-in-White...
Journal Articles
Article Type: Research Papers
J. Manuf. Sci. Eng. October 2011, 133(5): 051002.
Published Online: September 13, 2011
... orientation as a function of time. Low-Reynolds-number viscous flows are considered since these best represent the flow conditions for a polymer melt within a mold cavity. This approach is first used to verify Jeffery’s orbit (1922) and addresses such issues as the role of a fiber’s geometry on the dynamics...
Topics: Fibers
Journal Articles
Article Type: Research Papers
J. Manuf. Sci. Eng. October 2010, 132(5): 051002.
Published Online: September 10, 2010
.... laser beam welding pipes plates (structures) polymers shear strength General shape of a rectangular beam reflected from the conical mirror to the cylindrical surface for the beam oriented perpendicular to the cone’s radial direction Tensile test setup Force-elongation curves...
Journal Articles
Article Type: Special Issue On Nanomanufacturing
J. Manuf. Sci. Eng. June 2010, 132(3): 030920.
Published Online: June 14, 2010
...Thor Eusner; Melinda Hale; David E. Hardt Polymeric substrates have significant advantages over silicon and glass for use in microfluidics. However, before polymer microfluidic devices can be mass produced, it must be shown that the manufacturing method used to create these devices is robust and...
Journal Articles
Article Type: Research Papers
J. Manuf. Sci. Eng. October 2009, 131(5): 051004.
Published Online: September 4, 2009
...Anubha Bhatla; Y. Lawrence Yao Crystallinity of semicrystalline polymers such as aliphatic homopolymer poly( L -lactic acid) (PLLA) affects their degradation and physical properties. In this paper, the effects of laser irradiation using the third harmonic of a Nd:YAG laser on the crystallinity...
Journal Articles
Article Type: Research Papers
J. Manuf. Sci. Eng. June 2009, 131(3): 031016.
Published Online: May 29, 2009
... geometry is presented, which improves homogeneity of the plastic deformation and decreases the pressing force required for extrusion. Then, a typical semicrystalline polymer (high density polyethylene) was subjected to multipass ECAE using two different processing routes: route A where the sample...
Journal Articles
Article Type: Special Section: Micromanufacturing
J. Manuf. Sci. Eng. June 2008, 130(3): 031115.
Published Online: May 23, 2008
... chip formation in plain polycarbonate (PC) is seen to be influenced by the ductile failure mode. For the composite containing 1.75% by weight of CNTs (Composite A), the polymer fails in the ductile mode. The presence of CNTs is seen to result in CNTs protruding from the machined surface and subsurface...
Journal Articles
Article Type: Special Section: Micromanufacturing
J. Manuf. Sci. Eng. June 2008, 130(3): 031114.
Published Online: May 16, 2008
...A. Dikshit; J. Samuel; R. E. DeVor; S. G. Kapoor A microstructure-level finite element machining model has been developed to simulate the machining of carbon nanotube (CNT) reinforced polymer composites. The model integrates a failure model with a previously developed microstructure-based material...
Journal Articles
Article Type: Special Section: Micromanufacturing
J. Manuf. Sci. Eng. June 2008, 130(3): 031110.
Published Online: May 12, 2008
... is developed to characterize the microstructure of composites having different loadings of carbon nanotubes. The Mulliken and Boyce constitutive model [ 2006, “Mechanics of the Rate Dependent Elastic Plastic Deformation of Glassy Polymers from Low to High Strair Rates,” Int. J. Solids Struct., 43(5...
Journal Articles
Article Type: Research Papers
J. Manuf. Sci. Eng. April 2008, 130(2): 021018.
Published Online: April 11, 2008
.... , Krebsbach , P. H. , and Hollister , S. J. , 2003 , “ Indirect Solid Free Form Fabrication of Local and Global Porous, Biomimetic and Composite 3D Polymer-Ceramic Scaffolds ,” Biomaterials 0142-9612 10.1016/S0142-9612(02)00276-4 , 24 , pp. 181 – 194 . Yang , S. , Leong , K...
Journal Articles
Article Type: Research Papers
J. Manuf. Sci. Eng. April 2008, 130(2): 021004.
Published Online: March 7, 2008
... fabrication process for porous polymer is developed using high intensity focused ultrasound. This acoustic method is solvent-free and capable of creating interconnected porous structures with varying topographical features at designed locations. An experimental study on the selective ultrasonic foaming...
Journal Articles
Article Type: Technical Papers
J. Manuf. Sci. Eng. December 2007, 129(6): 1011–1018.
Published Online: July 6, 2007
.... 458 – 472 . Abu-Sharkh , B. F. , 2001 , “ Glass Transition Temperature of Poly(vinylchloride) From Molecular Dynamics Simulation: Explicit Atom Model Versus Rigid CH2 and CHCl Groups Model ,” Comput. Theor. Polym. Sci. 1089-3156 10.1016/S1089-3156(99)00070-7 , 11 ( 1 ), pp. 29 – 34...
Journal Articles
Article Type: Research Papers
J. Manuf. Sci. Eng. October 2007, 129(5): 859–867.
Published Online: May 3, 2007
.... Manuf. Sci. Eng. 1087-1357 , 129 , pp. 849 – 858 . Becker , F. , and Potente , H. , 2002 , “ A Step Towards Understanding the Heating Phase of Laser Transmission Welding in Polymers ,” Polym. Eng. Sci. 0032-3888 10.1002/pen.10954 , 42 ( 2 ), pp. 365 – 374 . Van de Ven...
Journal Articles
Article Type: Research Papers
J. Manuf. Sci. Eng. October 2007, 129(5): 951–960.
Published Online: December 8, 2006
...R. J. Chang; Y. L. Wang A precision-scaling kinematic model with the effects of physical error is investigated in the miniaturization of four-bar polymer machines with compliant joints. A pseudolinkages model (PLM) for the multiple-links compliant machine is formulated. A scaling formulation of the...
Journal Articles
Article Type: Technical Papers
J. Manuf. Sci. Eng. February 2007, 129(1): 126–134.
Published Online: June 26, 2006
... fabricated by direct laser machining on polymer materials. Laser-machined microlenses are replicated by electroforming to obtain inverse metal molds. Finally, plastic microlenses are replicated from these metal molds using hot embossing method. The profile accuracy and surface roughness of the produced...
Journal Articles
Article Type: Technical Papers
J. Manuf. Sci. Eng. February 2006, 128(1): 11–19.
Published Online: June 23, 2005
...Douglas E. Smith; Qi Wang It is common for materials processing operations to have adjustable features that may be used to improve the quality of the final product when variability in operating conditions is encountered. This paper considers the polymer sheeting die design problem where variability...
Journal Articles
Article Type: Technical Papers
J. Manuf. Sci. Eng. May 2005, 127(2): 411–419.
Published Online: April 25, 2005
... (gas bubble formation) need to be optimized. Corresponding author, phone: (313)577-3882 polymers adhesives automobile manufacture adhesive bonding assembling curing adhesion crystal microstructure fracture voids (solid...
Journal Articles
Article Type: Technical Papers
J. Manuf. Sci. Eng. August 2004, 126(3): 599–604.
Published Online: September 7, 2004
...Li Liu; Jyhwen Wang Metal-polymer-metal laminate is an emerging material that has many potential applications. The laminated structure consists of two outer layers of sheet metal and a polymeric center core. The material offers excellent sound deadening properties and is being introduced to...
Journal Articles
Article Type: Technical Papers
J. Manuf. Sci. Eng. February 2003, 125(1): 154–163.
Published Online: March 4, 2003
... the nonlinear model considers both the machine hydraulic actuator and polymer flow characteristics in extensive detail. The simulation model is validated against experimental data and demonstrates the availability of a relatively accurate system model for full cycle control design of this electro...
Journal Articles
Article Type: Technical Briefs
J. Manuf. Sci. Eng. May 2002, 124(2): 475–480.
Published Online: April 29, 2002
.... 9 , pp. 1168 – 1177 . Andrews , J. G. , and Atthey , D. R. , 1976 , “ Hydrodynamic Limit to Penetration of a Material by a High-Power Beam ,” J. Phys. D , 9 , pp. 2181 – 2194 . laser beam machining polymers manufacturing processes laser beams 1 Schematic of...