Back to Basics Archive Back to Basics articles are tutorials on specific techniques or applications of NDT. They are written to be practical, accessible and useful. May 2008 - Fabrication of Flawed Blocks for Ultrasonic Testing in Lieu of Radiographic Testing March 2008 - Radiographic Testing of Hydroelectric Turbine Cases February 2008 - Invariant Worst-Case Interception of Indications during Nondestructive Testing Scanning January 2008 - Integrating NDT with Computational Methods Such as Finite Element October 2007 - Liquid Penetrant Panel Calibration September 2007 - Adding and Maintaining Bubble-Free Water in Ultrasonic Scanning Systems August 2007 - Reducing Radiation Exposure and Time on Aircraft When Performing Limited Radiographic Testing July 2007 - Thermography of Composites June 2007 - Beam Sweeping and Encoded Phased Array Units March 2007 - The Equivalency of Vision Acuity Exams for NDT Personnel December 2006 - Ground Penetrating Radar Imaging of Concrete at a Nuclear Power Plant October 2006 - Calibration for Nondestructive Testing September 2006 - Checking the Ambient Air, Penetrant and Component Temperature July 2006 - Materials Evaluation with Full-field Laser NDT Techniques June 2006 - Using Eddy Current Testing to Solve Industrial Problems May 2006 - Infrared Detector Resolution: How Important Is It for Accurate Thermal Measurement? April 2006 - The Usage of Endpieces to Create the Length to Diameter Ratio January 2006 - Nondestructive Testing of Ceramic Materials November 2005 - Microradiography as a Strong NDT Tool September 2005 - An Assessment of Remote Visual Testing System Capabilities for the Detection of Service Induced Cracking August 2005 - Magnetic Particle Testing of High Tensile Parts Used in Aerospace Applications July 2005 - Explaining Differing Magnetic Particle Testing Results in the Same Specimens  June 2005 - Practical Issues in Electrical Measurement on Nanoscale Material, Structures and Devices April 2005 - Portable Phased Array Applications March 2005 - Probes for Remote Field Testing of Heat Exchangers: Configurations and Capabilities  October 2004 - Eddy Current Depth of Penetration August 2004 - NDT for the Lincoln Park Zoo Animal Cages July 2004 - Nondestructive Testing of Pavement Structures June 2004 - Use of Computed Radiology in the Food Industry May 2004 - The Basics of Visual Testing April 2004 - How Gamma Emitting Radioisotopes Are Identified March 2004 - Loading and Stress in Acoustic Emission Testing February 2004 - Nondestructive Testing of Small Castings January 2004 - The Basic Food Chain: From Research to Commercialization December 2003 - The Use of Eddy Current for Ferritic Weld Testing in Nuclear Power Plants November 2003 - Eddy Current Testing in the Petrochemical Industry October 2003 - Aircraft Corrosion September 2003 - Video Borescopes August 2003 - Three Philosophies: Recall, Statistics and NDT July 2003 - The Role of Nondestructive Testing in Aircraft Damage Tolerance June 2003 - Fluorescent Penetrant Testing and Color Vision Deficiencies May 2003 - Basics for Badges April 2003 - Limitations on the Detection of Casting Discontinuities Using Ultrasonic and Radiography March 2003 - More on Mentoring February 2003 - Stategic Planning for the NDT Business January 2003 - Dispersion Curves in Guided Wave Testing December 2002 - Justification for Engine Parts Testing in Manufacturing November 2002 - Penny Wise, Pound Foolish: The Dangers of Skimping on NDT October 2002 - What is Basic? September 2002 - Volumetric X-Ray Testing August 2002 - Testing Visual Acuity with the Jaeger Eye Chart July 2002 -Nondestructive Inspection Quantification and Aviation Safety June 2002 - A UK Perspective on Known Discontinuity Standards May 2002 - How Did This Come Up? April 2002 - How and Why to Measure Magnetism Accurately March 2002 - Alternating Current Field Measurement: Getting New Technologies Accepted New Technologies February 2002 - The Use of Known Discontinuity Standards January 2002 - The Present and Future of Eddy Current Testing December 2001 - A Surprise Fix to a Sticky Problem November 2001 - The Role of Standards in Today's Society October 2001 - Surfactants as Applied to Penetrant Testing September 2001 - Effects of Temperature on High Density Polyethylene Piping and Accuracy of Ultrasonic Thickness Gaging August 2001 - Radiation Detection for Radiography July 2001 - How Well Does Your NDT Work? June 2001 - Radiography for Building Renovation May 2001 - When Quality Assurance and Quality Control Collide April 2001 - Spot Weld Testing Dilemma: or, Good NDT, Poor Engineering March 2001 - The Use of Personal Computer to Extract Information from Pulsed Eddy Current Test February 2001 - Analysis of the Concrete Strength versus Ultrasonic Pulse Velocity Relationship January 2001 - Alternative Quantitative Methods for Screening Penetrant Testing Cleaning Solutions December 2000 - The Intermediate Fill Factor Equation as Used in Longitudinal Magnetization for Magnetic Particle Testing November 2000 - Radiographic Imaging for Assessment of Civil Engineering Concrete Infrastructure October 2000 - Mentoring September 2000 - Testing for Adhesive Bonding: The Problem, the Solution, and the Nationwide Fix August 2000 - Millennium Liquid Penetrant Testing July 2000 - Lessons Learned While Providing NDT Refresher Training Via Computer Based Training June 2000 - Heat Assisted Fluorescent Penetrant Testing Revisited May 2000 - Basics of Computed Tomography April 2000 - Troubleshooting with Failure Modes and Effects Analysis March 2000 - The Need for Integrating DC Downcycle Demagnetization Into Magnetic Particle Testing February 2000 - Even a Monkey Can Do It January 2000 - A Basic Artificial Intelligence Application December 1999 - The International Standards System and NDT November 1999 - ASTM E-1417 Penetrant System Check: New Requirement and Test Pieces October 1999 - Reference Radiographs September 1999 - Water Based Penetrants: Advantages and Limitations August 1999 - Vision Testing Requirements for Industry July 1999 - Why Do NDT? June 1999 - MT Bath Condition: Time for a Change? May 1999 - Acoustic Emission Testing: A Composite Manufacturer's Experience April 1999 - Laser Safety in the Workplace March 1999 - Limitations to the Use of Reference Blocks for Periodic and Preinspection Calibration of Ultrasonic Inspection Instruments and Systems February 1999 - Comparative Analysis of Image Quality from X-Ray Radiography and Gamma Radiography Using Selenium 75 and Iridium 192 January 1999 - The Radiographer's Eye December 1998 - Understanding Remote Field Logs (Part 2) November 1998 - Understanding Remote Field Logs (Part 1) August 1998 - Cautions on the Use of Commercial Aqueous Precleaners for Penetrant Inspection July 1998 - Visual Inspection June 1998 - Maximizing Inspection Amperage for Pulse Magnetization Using Cable April 1998 - NDT: What, Where, Why, and When March 1998 - Time of Flight Diffraction and Acceptance Criteria: A Perfect Team  February 1998 - Radio Frequency Linear Accelerators for NDT Applications: Basic Overview of RF Linacs  January 1998 - Probability of Detection as a Quantitative Measure of Nondestructive Testing End-To-End Process Capabilities  December 1997 - Fluorescent Penetrant Inspection System Performance Test Using Known Defect Standards  November 1997 - Maximizing Sensitivity of Solvent Removable Visible Dye Liquid Penetrant Examinations  October 1997 - Successful NDT Procedure Development  September 1997 - Infrared Equipment Terminology  August 1997 - Trends Affecting Penetrant Specifications and Standards: Beyond 2000  July 1997 - Sampling the Sinogram in Computed Tomography  June 1997 - Computerized Mass Flow Dry Air Leak Testing Speeds Test Cycles  May 1997 - Vibration Analysis Sensors   April 1997 - Seismic Activity Calls for Modified Radiographic Technique in Piping System Inspection  March 1997 - Tips on Test Taking   February 1997 - Inspection Techniques for Detecting Corrosion Under Insulation  January 1997 - A Critical Commentary on Magnetic Particle Inspection Revisited December 1996 - Radiographic Analysis of the TSS-1R Conductive Tether  Also Nostalgia Time, by Tutorial Projects Editor Frank A. Iddings  November 1996 - An Overview of the Nondestructive Inspection Techniques for Coiled Tubing and Pipe  October 1996 - The Magnetic Stripe Card: An Innovative Tool for Magnetic Particle Bath Control  September 1996 - Jaeger vs. Computer  August 1996 - Post-Earthquake Damage Assessed Nondestructively

   

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