If you were looking for papers on different subjects with similar names, you might be interested in:

"SPECTER: Document-level Representation Learning using Citation-informed Transformers" discusses document embedding models.

Are you focusing on for fusion reactors, or did you have one of these other technical fields in mind? Exploiting Speculative Execution - Spectre Attacks

Source: Review of Scientific Instruments (AIP Publishing) Key Topics:

Assessment of ion temperature measurements and the use of the spectrometer as an "X-ray monochromator". Alternative "Spectre" Research

"SPECTRE: A Fast and Scalable Cryptocurrency Protocol" outlines a consensus protocol for high-throughput transactions.

"Spectre Attacks: Exploiting Speculative Execution" is the foundational paper on CPU speculative execution vulnerabilities.

Detailing the parallel and vertically stacked spectrometers.