Version 1.5 Release Notes

Release Date: January 10, 2023

Features

Band Structure Analysis

• Added interactive band structure visualization
• Implemented band gap calculation and classification
• Added direct/indirect gap identification

Material Comparison

• New comparison tool for up to 5 materials simultaneously
• Added radar chart visualization for property comparison
• Implemented property correlation analysis

Performance Enhancements

• Improved database query performance by 40%
• Optimized page load times for material detail views
• Reduced memory usage for structure visualization

Data Updates

• Added 2,000 new semiconductor materials
• Updated calculation methods for work functions
• Improved accuracy of formation energy values
• Added experimental validation data where available

User Interface Changes

• Redesigned search results page with better filtering
• Added dark mode support
• Improved accessibility features (WCAG 2.1 compliance)
• Enhanced mobile responsiveness

Bug Fixes

• Fixed incorrect sorting in search results
• Resolved CIF parsing errors for complex structures
• Fixed user permission issues for collection sharing
• Corrected energy unit display inconsistencies

Development Changes

• Updated to Python 3.9
• Migrated from SQLite to PostgreSQL for improved performance
• Added comprehensive test suite
• Implemented CI/CD pipeline for faster deployments

Notes

This version requires a database migration which will be performed automatically upon update. The migration process may take several minutes during which the system will be in maintenance mode.