Research Papers posted after 12/98 are available in PDF format ONLY. You will need Adobe Acrobat Reader to view the PDF version of the document.

Yr Published   1998 1999 2000 2001 2002 2003 2004 2005 2006 2007 2008 2009

• A New Approach to Quantitative Evaluation of a Design for Brazed Structures
  A system of design criteria with assigned score values was developed to help select the most effective brazement design BY A. E. Shapiro and D. P. Sekulic
  Published 01/08
• Consumable Double-Electrode GMAW -Part I: The Process
  To evaluate a newly developed consumable double electrode gas metal arc welding process, its fundamental characteristics were investigated BY K. H. Li and Y. M. Zhang
  Published 01/08
• Effects of Temporal Pulse Shaping on Cracking Susceptibility of 6061-T6 Aluminum Nd:YAG Laser Welds
  A better way to seal electronic and optoelectronic components in hermetic enclosures was investigated BY J. Zhang et al.
  Published 01/08
• The Mechanism of Ductility Dip Cracking in Nickel-Chromium Alloys
  Test results showed that ductility dip cracking in these alloys are caused by thermal and solidification stresses induced during welding and a local grain boundary strees generated during preicipitation of partially coherent (Cr,Fe)₂₃C₆ carbides. BY G. A. Young et al.
  Published 02/08
• Consumable Double-Electrode GMAW Part II: Monitoring, Modeling, and Control
  Using the developed interval control algorighm, closed-loop control experiments were conducted to verify the effectiveness of the proposed control system for the consumable double-electrode GMAW process . BY K. H. Li and Y. M. Zhang
  Published 02/08
• Observation of Arc Start Instability and Spatter Generation in GMAW
  Spatter generation due to arc start instability was monitored using the voltage and wire feeding rate and an electrode temperature model was developed. BY U. Ersoy et al.
  Published 02/08
• High-Strenth Steel Welding with Consumable Double-Electrode Gas Metal Arc Welding
  The heat-affected zone characterisitcs in welds produced with doube-electrode GMAW were examined and compared to conventional GMAW. BY K. H. Li et al.
  Published 03/08
• Characterization of High-Strength Steel Weld Metals: Chemical Composition, Microstructure, and Nonmetallic Inclusions
  To get a better understanding of chemistry- and microstructure- property relatonships in high-strength steel weld metals, their general compositional and microstructural characteristics were studied. BY J. E. Ramirez
  Published 03/08
• Characterization Procedure for the Analysis of Arc Welding Fume
  A Procedure was developed to characterize welding fume generated from arc welding processes that included measurement of fume generation rate, fume particle size, and mass distribution. BY J. W. Sowards et al.
  Published 03/08
• Measurement and Analysis of Three-Dimensional Specular Gas Tungsten Arc Weld Pool Surface
  
A method of rebuilding a 3-D weld pool surface off-line was devised and verified. BY H. S. Song and Y. M. Zhang
Published 04/08
• Predicting Resistance Spot Weld Failure Modes in Shear Tension Tests of Advanced High-Strength Automotive Steels
  Experiments indicate that the mode of failure should not be the only judge of spot weld quality in advanced high-strength steels. BY D. J. Radokovic and M. Tumuluru
  Published 04/08
• Characterization of Welding Fume from SMAW Electrodes - Part 1
  Fume perticles and generation rates were characterized as a function of size for three different covered electrodes. BY J. W. Sowards et al.
  Published 04/08
• Characterization of Titanium/Steel Joints Brazed in Vacuum
  The effects of brazing temperature on the joint strength and microstructure of furnace brazed titanium/steel joints using copper-based filler metal were examined. BY A. El Refaey and W. Tillmann
  Published 05/08
• The Welding Characteristics of a New Ni-Cr-Mo Alloy Designed to Resist Wet Process Phosphoric Acid
  Fume perticles and generation rates were characterized as a function of size for three different covered electrodes. BY J. W. Sowards et al.
  Published 05/08


• Metal Transfer during GMAW with Thin Electrodes and Ar-CO₂ Shielding Gas Mixtures
  Metal transfer modes in gas metal arc welding using DCEP in a variety of Ar-CO2 shielding gas mixtures and thin electrodes were investigated. BY E. J. Soderstrom and P. F. Mendez
  Published 05/08
• Effect of GMAW Process and Material Conditions on DP 780 and TRIP 780 Welds
  The effects of material prestrain, cooling rate conditions, filler metal selection, dilution, and postbaking on the microstructure and mechanical properties of GMA welds on high-strength steels are characterized. BY N. Kapustka et al.
  Published 06/08
• Adams Lecture: A New Path Forward for Understanding Microstructural Evolution during Welding
  Metal transfer modes in gas metal arc welding using DCEP in a vaariety of Ar-CO2 shielding gas mixtures and thin electrodes were investigated. BY E. J. Soderstrom and P. F. Mendez
  Published 06/08
• Liquation of Mg Alloys in Friction Stir Spot Welding
  The properties and characteristics of magnesium alloys joined with solid-state welding were investigated. BY Y. K. Yang et al.
  Published 07/08
• Experimental and Numerical Analysis of the Friction Welding Process for the 4340 Steel and mild Steel Combinations
  A model was developed to predict stress, strain, and geometry of welds. BY S. A. A. Akbari Mousavi and A. Rahbar Kelishami
  Published 07/08
• A Friction-Based Finite Element Analysis of Ultrasonic Consolidation
  Distributions of temperature and plastic deformation from friction stress were studied. BY C. Zhang and L. Li
  Published 07/08
• Development of High-Temperature Air Braze Filler Metals for Use in Two-Step Joining and Sealing Processes
  Palladium as an addition to filler metals for air brazing high-temperature devices was investigated for its melt elevator characteristics. BY J. S. Hardy and K. S. Weil
  Published 08/08
• Liquation Tendency and Liquid-Film Formation in Friction Stir Spot Welding
  A simple binary aloy with an easy-to-understand microstructure was studied for its liquation properties when friction stir welded. BY Y. K. Yand et al
  Published 08/08
• Modeling and Anlysis of the Arc Light Spectum in GMAW
  The Spectrum of radiation from the welding arc was anlyzed and mathematical models were devised for both single and multiple wavelengths. BY M. S. Weglowski
  Published 08/08
• Automatic Weld Planning by Finite Element Simulation and Iterative Learning
  A system was developed that automatically generates optimum weld control variables. BY P. V. Jeberg et al.
  Published 09/08
• Analysis of Metal Transfer and Correlated Influences in Dual-Bypass GMAW of Aluminum
  A modified gas metal arc process uses two tungsten electrodes to change forces affecting droplet transfer. BY Y. Shi et al.
  Published 09/08
• Defining a Critical Weld Dilution to Avoid Solidification Cracking in Aluminum
  The relationship between filler metal dilutio and local strain rates on cracking was investigated. BY N. Coniglio et al.
  Published 09/08
• A Gleeble®-based Method for Ranking the Strain-Age Cracking Susceptibility of Ni-Based Weld Metals Part 1: Strain-to-Fracture Testing
  Strain-age cracking susceptibility of sic, gamma-prime strengthened Ni-based superalloys were evaluated using a Bleeble-based test method. BY D. A. Metzler
  Published 10/08
• Ductility-Dip Cracking Susceptibility of Nickel-Based Weld Metals Part 1: Strain-to-Fracture Testing
  Ductility-dip cracking susceptibility of high-chromium, Ni-based filler metals frequently used in nuclear power plant applicationss were evaluated using strain-to-fracture testing. BY N. E. Nissley and J. C. Lippold
  Published 10/08
• Robotic Stud Welding Process Optimization with Designed Experiment
  A short-cycle stud welding process using a cool, slow arc energy delivery method produced strong welds and process stability. BY C. Hsu et al.
  Published 10/08
• Estimating Welding Preheat Requirements for Unknown Grades of Carbon and Low-Alloy Steels
  Determining maximum surface hardness of unknown grades of steel proved helpful in developing welding procedures. BY R. W. Hinton and R. K. Wiswesser
  Published 11/08
• Effect of Martensite Start and Finish Temperature on Residual Stress Development in Structural Steel Welds
  Several welding wires were developed to aid in the investigation of the start and stop temperatures for martensite transformation in weld metal. BY M. C. Payares-Asprino et al.
  Published 11/08
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• Evaluation of Dissimilar Welds between Ferritic Stainless Steel Modified 12% Cr and Carbon Steel S355
  The weldability and weld properties of modified X2CrNi12 stainless steel were studied.  BY E. Taban et al.
  Published 12/08
• Influence of Induction and Furnace Postweld Heat Treatment on Corrosion Properties of SAF 2205 (UNS 31803)
  Corrosion resistance of duplex stainless steels that undergo postweld heat treatments are very sensitive to time and temperature parameters.   BY P. Ferro et al.
  Published 12/08

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