INTRODUCTION

Overview
- Design principles
- How to read this manual
Capabilities
Changes from Quantas 0.9
- Main differences
- What remained scientifically continuous
Citing Quantas

GETTING STARTED

Installation
Your first calculation
Python API
Command-line interface
Results, reports, and plots

SCIENTIFIC BACKGROUND

Harmonic Approximation
Quasi-Harmonic Approximation
Elasticity
Seismic-wave propagation
Equations of state
Thermoelasticity
Terrestrial pressure–temperature depth profiles

IMPLEMENTATION AND WORKFLOWS

Concepts and conventions
Harmonic Approximation: implementation and workflow
Quasi-Harmonic Approximation: implementation and workflow
Elasticity analysis: implementation and workflow
Seismic-wave analysis: implementation and workflow
EOS fitting: implementation and workflow
Thermoelasticity: implementation and workflow
Interoperability between workflows

TUTORIALS

Harmonic Approximation
Quasi-Harmonic Approximation
Elasticity analysis
Seismic-wave analysis
EOS fitting tutorials
- Recommended order
Thermoelasticity

INPUT AND OUTPUT FORMATS

Input and output formats
Elasticity and SEISMIC text input
HA and QHA phonon YAML
EOS text input
EOS batch specification
Thermoelastic input
Earth pressure-temperature profile specification
Native HDF5 results
HA and QHA native HDF5 payloads
Elasticity and SEISMIC native HDF5 payloads
EOS native HDF5 archive
Thermoelastic HDF5 payload
Inspecting and extracting native HDF5 data
Tabular exports, reports, and plot files

COMMAND REFERENCE

Quantas command line
- Command groups
- Top-level command
  - quantas
Command-line conventions
quantas ha
quantas qha
quantas elasticity
quantas seismic
quantas eos
quantas thermoelasticity

API REFERENCE

API overview
Common public contracts
Harmonic Approximation API
Quasi-Harmonic Approximation API
Elasticity API
SEISMIC API
EOS API
Thermoelasticity API
- Reference sections
- See also
Rendering API
Terrestrial profile API
Interoperability API
Capability registry API

SCIENTIFIC VALIDATION

Validation strategy
Validation matrix
HA and QHA validation
Elasticity validation
SEISMIC validation
EOS validation
Thermoelastic scientific validation
Numerical precision and tolerances

DEVELOPMENT GUIDE

Developer setup
Architecture and dependency rules
Anatomy of a scientific module
Changing numerical and scientific code
Maintaining the public API
Common change recipes
Adding a new scientific module
External-code interfaces and parsers
Events, observers, and progress
Native HDF5 persistence and schema evolution
Rendering and frontend integration
Citation registry
Testing strategy and workflow
Documentation workflow
Thermoelastic architecture and maintenance
Packaging and platform validation
Change review checklist

Quantas

SEISMIC validation
View page source

SEISMIC validation

Work in progress

This page will document Christoffel solutions, phase and group velocity checks, polarization tracking, degeneracies, enhancement, and field exports.

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