Results 61 to 70 of about 6,594 (144)

Boundary Strichartz estimates and pointwise convergence for orthonormal systems

open access: yesTransactions of the London Mathematical Society, Volume 11, Issue 1, December 2024.
Abstract We consider maximal estimates associated with fermionic systems. Firstly, we establish maximal estimates with respect to the spatial variable. These estimates are certain boundary cases of the many‐body Strichartz estimates pioneered by Frank, Lewin, Lieb and Seiringer.
Neal Bez   +2 more
wiley   +1 more source

Rationalizing the Amplified Spontaneous Emission Mechanism in CsPbBr3 Perovskite Nanocrystals Films by means of Optical Gain Measurements

open access: yesAdvanced Optical Materials, Volume 12, Issue 27, September 23, 2024.
CsPbBr3 perovskite nanocrystal thin films display a distinctive Amplified Spontaneous Emission (ASE) behavior, where an anomalously shifted ASE band coexists with an excessive fluorescence background. This work shows that this behavior stems from four processes: reabsorption due to ground and excited state absorption, excitation of differently ...
Stefania Milanese   +4 more
wiley   +1 more source

Directed mean curvature flow in noisy environment

open access: yesCommunications on Pure and Applied Mathematics, Volume 77, Issue 3, Page 1850-1939, March 2024.
Abstract We consider the directed mean curvature flow on the plane in a weak Gaussian random environment. We prove that, when started from a sufficiently flat initial condition, a rescaled and recentred solution converges to the Cole–Hopf solution of the KPZ equation.
Andris Gerasimovičs   +2 more
wiley   +1 more source

Dual‐Mode Encryption for UC‐Secure String OT from Learning with Errors

open access: yesIET Information Security, Volume 2024, Issue 1, 2024.
Universal composability (UC) is a primary security flavor for designing oblivious transfer (OT) due to its advantage of arbitrary composition. However, the study of UC‐secure OT over lattices is still far behind compared with constructions over prequantum assumptions.
Momeng Liu   +7 more
wiley   +1 more source

Orienteering with One Endomorphism. [PDF]

open access: yesMathematica (N Y), 2023
Arpin S   +5 more
europepmc   +1 more source

Second order Subexponential Distributions with Finite Mean and Their Applications to Subordinated Distributions [PDF]

open access: yesJournal of Theoretical Probability, 2010
Consider a probability distribution subordinate to a subexponential distribution with finite mean. In this paper, we discuss the second order tail behavior of the subordinated distribution within a rather general framework in which we do not require the existence of density functions. For this aim, the so-called second order subexponential distribution
openaire   +3 more sources

Precise Large Deviations for Subexponential Distributions in a Multi Risk Model [PDF]

open access: yesRisks, 2018
The precise large deviations asymptotics for the sums of independent identical random variables when the distribution of the summand belongs to the class S ∗ of heavy tailed distributions is studied. Under mild conditions, we extend the previous results from the paper Denisov et al. (2010) to asymptotics that are valid uniformly over some time interval.
openaire   +3 more sources

Perfect sampling from spatial mixing. [PDF]

open access: yesRandom Struct Algorithms, 2022
Feng W, Guo H, Yin Y.
europepmc   +1 more source

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