J. R. Crespo López-Urrutia
- Organisation
- Max Planck Institute for Nuclear Physics Source: OpenAlex, affiliation on the latest quantum work.
- Country
- Germany Source: Country of the organisation.
- Role
- Researcher Source: From the sources below.
- Quantum works
- 13 since 2022 (cited 261 times) Source: OpenAlex, works whose primary topic is a quantum topic of the taxonomy.
- Technology pillars
- Quantum sensing and metrology, Enabling technologies and supply chain, Quantum communication Source: Taxonomy 2.0, weighted by recent works.
- Expertise profile
- Atomic and optical clocks (5); Photonics, lasers and optics (1); Cryogenics and cooling (1); Advanced Frequency and Time Standards (11, OpenAlex topic); Quantum Information and Cryptography (2, OpenAlex topic) Source: Work titles read by the taxonomy rules, and OpenAlex topics; number of works in brackets.
- Identifiers
- ORCID 0000-0002-2937-8037 · OpenAlex A5012262670 Source: OpenAlex.
Recent quantum works
- Coulomb crystallization of xenon highly charged ions in a laser-cooled Ca + matrix (2026)
- The QTF Backbone: proposal for a nationwide optical fibre backbone in Germany for quantum technology and time and frequency metrology (2026)
- Excited-State Magnetic Properties of Carbon-like Ca 14 + (2025)
- Finding the Ultranarrow P 3 2 → P 3 0 Electric Quadrupole Transition in Ni 12 + Ion for an Optical Clock (2025)
- A cryogenic Paul trap for probing the nuclear isomeric excited state $$^{229\text {m}}$$Th$$^{3+}$$ (2025)
Frequent co-authors in this directory
- Piet O. Schmidt (8 works together)
- Malte Wehrheim (6 works together)
- Lukas J. Spieß (4 works together)
- Shuying Chen (4 works together)
- P. Micke (2 works together)
- Tobias Leopold (2 works together)
- Erik Benkler (2 works together)
- Nils Huntemann (2 works together)
- Vera M. Schäfer (1 works together)
- Kai Dietze (1 works together)
Similar experts
From shared technology families and topics, co-authorship and shared grants.
- Piet O. Schmidt (8 works written together; both work on Atomic and optical clocks)
- Malte Wehrheim (6 works written together; both work on Atomic and optical clocks)
- Shuying Chen (4 works written together; both work on Atomic and optical clocks)
- Lukas J. Spieß (4 works written together; both work on Atomic and optical clocks)
- Nils Huntemann (2 works written together; both work on Atomic and optical clocks)
Sources of this entry
- OpenAlex (CC0 1.0), read on 2026-10-28