No Evidence of Correlation: Field Failures and Traditional Reliability Engineering
A critical examination of the disconnect between traditional calculated failure-rate predictions and verified real-world field failures.
Articles & Technical Papers
HALT, HASS, and reliability engineering papers and technical resources.
Technical papers and practical resources on reliability prediction, HALT and HASS, accelerated testing, field failures, signal integrity, and reliability development.
Technical Library
Reliability Prediction & Evidence
Reliability Prediction — Continued Reliance on a Misleading Approach
A public-domain technical resource examining continued dependence on traditional prediction methods.
Why Traditional Reliability Prediction Models Do Not Work
A discussion of the limitations of prediction-based approaches and the need for more empirical, failure-mechanism-focused reliability development.
Drain in the Bathtub Curve — 2026 Update
A reassessment of the traditional bathtub-curve model and its relevance to modern electronic systems.
Before There Is Hardware: What Reliability Work Should Be Done?
Practical reliability work to perform before prototypes exist, including predecessor lessons, risk review, planning, and failure-mechanism thinking.
From Prediction to Discovery: The Changing Paradigm in Electronic Reliability
A discovery-based reliability strategy for modern electronic systems—using stress-to-limit testing, root-cause analysis, physics of failure, HALT, and HASS to find weak links and increase design margin.
Technical Library
HALT & HASS
Company Adoption of HALT
A case-oriented discussion of adopting HALT within an organization and translating discovery testing into improved reliability.
HALT and HASS Overview
An overview of Highly Accelerated Limit Testing and Highly Accelerated Stress Screening methods.
Technical Library
Digital Hardware, Signal Integrity & Fault Isolation
Thermal HALT for Signal Integrity and Intermittent Failure Detection
How thermal stress can skew timing and parametrics to stimulate marginal signal-integrity and intermittent hardware-related software symptoms.
Software Fault Isolation and Hardware Interaction
Material addressing fault isolation where hardware variation and intermittent behavior can appear as software failures.
Technical Library
Accelerated Testing & Stress
Temperature Is a Stress, Not a Clock
Why temperature should be treated as a physical stress used to stimulate weaknesses rather than simply as a time-compression factor.
Long-Term Stress and Personal Computers
Technical material on long-duration stress and electronic product reliability.
The Component Failure Myth
Why system failures are often driven by design, manufacturing, application, or process exceptions rather than nominal intrinsic component wearout.
Technical Library
Training & Course Materials
Fundamentals of Accelerated Reliability Improvement — Course Outline
Course outline covering HALT, HASS, environmental stress, failure mechanisms, and accelerated reliability improvement.
Mastering HALT and HASS — Workshop Outline
Merged and updated advanced workshop outline for corporate and engineering training.