Quantum physics, software, and ideas

Joan Caceres

I am a quantum physicist working on superconducting quantum circuits and quantum information, developing scientific software and writing about the ideas, tools, and papers shaping the field.

Joan Caceres portrait

News

Updates and paper notes.

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Jul 3, 2026

PhD defended

I defended my PhD thesis, “Hybridizing Andreev states with electromagnetic modes in a superconducting circuit: The FerBo qubit”, on July 3, 2026.

Jun 12, 2026

Talk at UnitaryHack2026@UNI

I will give a talk on circuit quantum electrodynamics, from the theoretical framework to superconducting quantum computing, as part of the Ciclo de Charlas en Computación Cuántica at UNI.

Register on Indico

Blog

Long-form notes for a curious technical audience.

The blog is the main place for essays, derivations, project notes, and explanations that connect research practice with broader scientific curiosity.

Mapa imaginario del conocimiento matemático futuro, con las matemáticas humanas rodeadas por territorios explorados por la inteligencia artificial
inteligencia artificialmatemáticasfuturo

La terra incognita matemática

¿Qué ocurriría si la IA llegara a cartografiar un universo matemático demasiado grande para que una mente humana pudiera recorrerlo?

Sep 16, 2026 · 8 min read

Featured software

HybridSuperQubits

Python framework for simulating hybrid semiconductor-superconductor quantum circuits, including FerBo, Andreev, fluxonium, gatemon, and gatemonium models.

Recent research

FerBo: a noise resilient qubit hybridizing Andreev and fluxonium states

Proposal for a hybrid superconducting quantum circuit designed for resilience against relaxation and dephasing.