Results 51 to 60 of about 12,230 (257)

Quasi-Monte Carlo methods with applications in finance [PDF]

open access: yesFinance and Stochastics, 2009
The paper contains a review of the basic principles of quasi-Monte Carlo methods (QMC). Using QMC, one replaces the independent random points by a set of deterministic points covering the unit hypercube more evenly (uniformly) than a typical set of random points.
openaire   +2 more sources

When Poor Exciton Dissociation Limits Photocurrents in Organic Solar Cells: Why Low Offset Non‐Fullerene Acceptor Blends Can't Be Efficient

open access: yesAdvanced Materials, EarlyView.
The energetic offset between the donor and the acceptor components in organic photoactive layers is central to the tradeoff between photovoltage and photocurrent losses. This Perspective covers the most important issues surrounding this topic in non‐fullerene acceptor blends, from the difficulty of accurately determining state energies and driving ...
Dieter Neher, Manasi Pranav
wiley   +1 more source

Stochastic Order and Generalized Weighted Mean Invariance

open access: yesEntropy, 2021
In this paper, we present order invariance theoretical results for weighted quasi-arithmetic means of a monotonic series of numbers. The quasi-arithmetic mean, or Kolmogorov–Nagumo mean, generalizes the classical mean and appears in many disciplines ...
Mateu Sbert   +3 more
doaj   +1 more source

Emergent Spin Supersolids in Frustrated Quantum Materials

open access: yesAdvanced Materials, EarlyView.
This review highlights developments in the study of spin super‐solids in frustrated quantum materials. Advanced experimental characterizations and computational studies enable a comprehensive understanding of the driving mechanisms of spin super‐solidity in various layered transition‐metal compounds, bridging materials, experiments, and theory aspects.
Yixuan Huang   +2 more
wiley   +1 more source

Digital Twin of a One‐Sun‐Driven Luminescent‐Concentrator‐Assisted Planar Solar‐Pumped Fiber Laser

open access: yesAdvanced Optical Materials, EarlyView.
An experimentally‐validated digital twin of a one‐sun solar‐pumped fiber laser enables a design exhibit 13‐times higher output power at 1064 nm to be achieved. Despite its simple appearance, the multitude of choices in the design parameters make finding this improved very tedious in the lab, thus the digital twin can save significant time and effort ...
Anvarjon Sherniyozov   +2 more
wiley   +1 more source

Monte Carlo Uncertainty Quantification Using Quasi-1D SRM Ballistic Model

open access: yesInternational Journal of Aerospace Engineering, 2016
Compactness, reliability, readiness, and construction simplicity of solid rocket motors make them very appealing for commercial launcher missions and embarked systems. Solid propulsion grants high thrust-to-weight ratio, high volumetric specific impulse,
Davide Viganò   +2 more
doaj   +1 more source

A parameter optimisation toolchain for Monte Carlo detector simulation [PDF]

open access: yesEPJ Web of Conferences
Monte Carlo detector transport codes are one of the backbones in high-energy physics computing. They simulate the transport of a large variety of different particle types through complex detector geometries based on different physics models.
Volkel Benedikt   +3 more
doaj   +1 more source

Application of RQMC for CDO Pricing with Stochastic Correlations under Nonhomogeneous Assumptions

open access: yesComplexity, 2022
In consideration of that the correlation between any two assets of the asset pool is always stochastic in the actual market and that collateralized debt obligation (CDO) pricing models under nonhomogeneous assumptions have no semianalytic solutions, we ...
Shuanghong Qu, Lingxian Meng, Hua Li
doaj   +1 more source

Proof techniques in quasi-Monte Carlo theory

open access: yesJournal of Complexity, 2015
Revised ...
Josef Dick   +2 more
openaire   +3 more sources

Deciphering Short‐Range Order in 2D Transition Metal Dichalcogenides: From Origin to Multi‐Scale Property Modulation

open access: yesAdvanced Science, EarlyView.
Short‐range order in 2D transition metal dichalcogenides is revealed as a new design paradigm. Driven by chemical affinity and atomic size, it governs properties across scales. Weak ordering tunes site‐resolved magnetism and d‐band centers, while strong ordering eliminates gap states to open band gaps.
Hanyu Liu   +3 more
wiley   +1 more source

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