2 papers
math.FA2026
Spectrally additive maps on the positive cones of the Wiener algebra
Shiho Oi, Kaito Sato
We study surjective maps between the positive cones of the Wiener algebra that preserve the spectrum of the sum of every two elements. We show that such maps can be extended to iso…
cond-mat.supr-con2024
Enhancement of superconductivity coexisting with charge density wave in lattice expanded
Takaya Shimokawa, Yukiko Obata, Hayato Makino +6
We report a significant enhancement of superconducting transition temperature () of transition metal dichalcogenide (TMD) superconductor fr…