Semi-uniform stability of operator semigroups and energy decay of damped waves

R Chill, D Seifert, Y Tomilov - … Transactions of the …, 2020 - royalsocietypublishing.org
Only in the last 15 years or so has the notion of semi-uniform stability, which lies between
exponential stability and strong stability, become part of the asymptotic theory of C 0 …

On the energy decay rate of the fractional wave equation on ℝ with relatively dense dam**

W Green - Proceedings of the American Mathematical Society, 2020 - ams.org
We establish upper bounds for the decay rate of the energy of the damped fractional wave
equation when the averages of the dam** coefficient on all intervals of a fixed length are …

Stability for some wave equations with singular dam**

X Li, C Sun, L Wen - Journal of Differential Equations, 2024 - Elsevier
This work investigates the stability for the wave equation with dam** γ (t, x)(− Δ x) α∂ tu
defined on a bounded domain Ω⊂ R d, d≥ 1. The dam** coefficient γ (t, x)≥ 0 may …

Magnetic Bernstein inequalities and spectral inequality on thick sets for the Landau operator

P Pfeiffer, M Täufer - ar**
S Suzuki - ar** on
$\mathbb {R}^ d $. Recent studies reveal that the so-called geometric control conditions …

Conditions géométriques pour la contrôlabilité d'équations aux dérivées partielles linéaires

J Martin - 2022 - theses.hal.science
Le sujet de cette thèse a trait à la recherche de conditions géométriques pour la
contrôlabilité d'équations aux dérivées partielles linéaires posées sur l'espace euclidien …

Microlocal Analysis of Damped Waves on Noncompact Manifolds

RPT Wang - 2023 - search.proquest.com
In this thesis, we discuss classical and recent results around the damped wave equation on
compact and noncompact manifolds. We firstly show that on asymptotically cylindrical and …