Products and lab research.
Building small AI products, and running photonics & quantum-optics research on the side. This page is an index — everything below is a path.
christianmlange.com Encyclopedia AI →
Narrative encyclopedias, plus an arXiv quant-ph curator. Reader PWA.
followup.christianmlange.com Follow Up →
Prep and debrief conversations; track people and cadences.
qread.christianmlange.com qread →
Block-by-block arXiv quant-ph reader; AI-converted Markdown with Q&A.
Short, personal essays on the mind and how it misleads us.
Differentiable optimization for photonic cavities — analytic models through full FDTD.
/cavitygrad/hub/ Optimization hub →Run dashboards and campaign results for cavitygrad.
/qlustercore/ qlustercore →Single-molecule quantum photonics device R&D.
/ldos-opt/ ldos-opt →LDOS-targeted photonic structure optimization.
/ldos-opt-2.5d/ ldos-opt-2.5d →LDOS-targeted photonic structure optimization, 2.5D variant.
/fem-qnm-invdes/ fem-qnm-invdes →Three-dimensional FEM/QNM inverse design for high-LDOS optical resonators.
/rcwa-qnm-invdes/ rcwa-qnm-invdes →GPU RCWA/QNM inverse design with a published run dashboard.
/nanocavity-optimizer/ nanocavity optimizer →Free-form 3D inverse design of a high-Q nanophotonic cavity with an exact periodic-mirror boundary, for atom–waveguide coupling.
/gme-1d/ gme-1d →Draft paper workbench: differentiable mode expansions for open nanophotonic cavity inverse design.
/paper-atom-invdes/🔒 password paper-atom-invdes →
Draft paper workbench: inverse-designed nanophotonics for coupling tweezer-trapped atom emission into a waveguide.
/bloch-cavity-boundary/ bloch-cavity-boundary →Full-vector 3D photonic-crystal cavity optimization with exact semi-infinite Bloch mirror boundaries.
/steck-notes/ Steck quantum optics →A typeset conversion of Daniel Steck’s quantum optics lecture notes.
/fdtdx-hoodlab/ fdtdx-hoodlab →GPU-accelerated FDTD solver, forked from FDTDX and benchmarked against Tidy3D.