langmuir-probe-mcp
MCP server for Langmuir probe IV curve analysis, offering 21 tools for preprocessing, feature extraction, mode detection, and visualization of low-temperature plasma data.
README
Langmuir Probe MCP v1.2.0
Langmuir probe IV curve analysis MCP Server — pure Python, zero MATLAB dependency.
Tech Stack
21 MCP tools covering 46/51 analysis techniques, validated on low-temperature plasma experiments:
| Layer | Tools | Techniques |
|---|---|---|
| L0 Preprocessing | probe_analyze probe_batch | Gaussian smooth, CSV parse, probe area, batch |
| L1 Feature Extract | probe_eepf probe_fit_bimaxwell probe_spectrum | Vf/Vp, Te/Ne, Druyvesteyn EEPF, Yip 2020 bi-Maxwell, FFT |
| L2 Constraint | probe_similarity probe_predict_mode | alpha param (Lafleur 2025), mode probability (88.9%) |
| L3 Mode Detection | probe_detect_modes | MODE_A / MODE_B / MODE_C classification |
| L4 Structure | probe_detect_steps probe_detect_upturn probe_detect_comb_teeth probe_anode_detect | dI/dV staircase, end-upturn, comb-teeth, current jumps |
| L5 Quality Gate | probe_gate probe_gate_multi_ai | Numerical/consistency gate + multi-AI audit |
| L6 Verification | probe_visual_qa probe_stratify | VL visual check + stratified analysis (Simpson) |
| L7 Comparison | probe_compare | Cross-configuration comparison |
| L8 Visualization | probe_plot probe_plot_extended | IV+dI/dV, EEPF, OML check, Log(I)-V, bi-Maxwell |
| L9 Reference | probe_info | Formulas, ranges, thresholds, bibliography |
Install
pip install -e .
Usage
langmuir-probe-mcp
Or configure as MCP server in Claude Code:
{ "mcpServers": { "langmuir-probe": { "command": "python", "args": ["-m", "langmuir_mcp.server"] } } }
Optional: LLM Enhancement
Multi-AI audit gate
export PROBE_LLM_NUMERICAL=qwen3:32b export PROBE_LLM_API_BASE=http://127.0.0.1:11434/v1
Visual verification
export PROBE_LLM_VISION=llava:13b
References
- Godyak & Piejak 1990, PRL 65:996 — T_eff definition
- Godyak & Demidov 2011, J. Phys. D 44:233001 — probe EEDF review
- Jauberteau & Jauberteau 2018, Contrib. Plasma Phys. — f_tail
- Lobbia & Beal 2017, AIAA JPC — probe diagnostics best practice
- Lafleur & Chabert 2025, PSST 34:055005 — alpha similarity
- Yip et al. 2020, Plasma Sci. Technol. 22:085404 — bi-Maxwell iteration
- Cellarius 1970 / Draganov 2025, Vacuum 235 — EEPF multi-group
License
MIT
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