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In nature and technology, network-like systems are typically coupled and the resilience of one is a ected by the others. The failure of a small fraction of elements in the system may have catastrophic...
Accuracy of transfer matrix approaches for solving the effective mass Schr鰀inger equation
matrix approaches mass Schr鰀inger equation
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2011/9/14
2009 IEEE. Personal use of this material is permitted. Permission from IEEE must be obtained for all other uses, in any current or future media, including reprinting/republishing this material for adv...
An Iterative, Dynamically Stabilized(IDS) Method of Data Unfolding
Dynamically Stabilized(IDS) The regularization function
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2011/9/2
We describe an iterative unfolding method for experimental data, making use of a regularization function. The use of this function allows one to build an
improved normalization procedure for Monte Ca...
Monte-Carlo-based spectral gain analysis for THz quantum cascade lasers
THz quantum cascade lasers Monte-Carlo-based spectral gain analysis
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2011/9/14
Employing an ensemble Monte Carlo transport simulation, we self-consistently analyze the spectral gain for different THz quantum cascade laser structures, considering bound-to-continuum as well as res...
Computational approach to multifractal music
Fractal, Fractal dimension, Mulifractality, Singularity spectrum
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2011/9/1
In this work we perform a fractal analysis of 160 pieces of music belonging to six different genres. We show that the majority of the pieces reveal characteristics that allow us to classify them as ph...
Lagrange-mesh calculations and Fourier transform
Lagrange-mesh calculations Fourier transform
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2011/9/1
The Lagrange-mesh method is a very accurate procedure to compute eigenvalues and eigenfunctions of a two-body quantum equation. The method requires only the evaluation of the potential at some mesh po...
Modeling bound-to-continuum terahertz quantum cascade lasers: The role of Coulomb interactions
Modeling bound-to-continuum terahertz quantum cascade lasers Coulomb interactions
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2011/9/14
Based on an ensemble Monte Carlo analysis, we show that Coulomb interactions play a dominant role in boundto-continuum terahertz quantum cascade lasers and thus require careful modeling. Coulomb inter...
abc: an R package for Approximate Bayesian Computation (ABC)
an R package pproximate Bayesian Computation
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2011/9/14
Background: Many recent statistical applications involve inference under complex models, where it is computationally prohibitive to calculate likelihoods but possible to simulate data. Approximate Bay...
Solid phase epitaxy amorphous silicon re-growth: some insight from empirical molecular dynamics simulation
Nucleation and growth Theory and models of film growth
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2011/9/1
The modelling of interface migration and the associated diffusion mechanisms at the nanoscale level is a challenging issue. For many technological applications ranging from nanoelectronic devices to s...
About the fastest growth of Order Parameter in Models of Percolation
Order Parameter Percolation
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2011/9/13
Can there be a ‘Litmus test’ for determining the nature of transition in models of percolation? In this paper we argue that the answer is in the affirmative. All one needs to do is to measure the ‘gro...
Monte Carlo study of carrier-light coupling in terahertz quantum cascade lasers
Monte Carlo carrier-light coupling terahertz quantum cascade lasers
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2011/9/14
We present a method for self-consistently including the optical cavity field into Monte Carlo-based carrier transport simulations. This approach allows for an analysis of the actual lasing operation i...
Doping effects in AlGaAs lasers with separate confinement heterostructures (SCH). Modeling optical and electrical characteristics with Sentaurus TCAD
Modeling optical and electrical AlGaAs lasers
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2011/9/1
Optical and electrical characteristics of AlGaAs lasers with sep-arate confinement heterostructures are modeled by using Synopsys’s Sentaurus TCAD and open source software for semi-automatic data anal...
GELATIO: a general framework for modular digital analysis of high-purity Ge detector signals
Software architectures (event data models, frameworks and databases), Data processing methods, Gamma detectors
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2011/8/31
GELATIO is a new software framework for advanced data analysis and digital signal processing developed for the GERDA neutrinoless double beta decay experiment. The framework is tailored to handle the ...
The effective conductivity of arrays of squares: large random unit cells and extreme contrast ratios
Random checkerboard, Homogenization, Integral equation,Fast solver, Metamaterial
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2011/8/31
An integral equation based scheme is presented for the fast and accurate computation of effective conductivities of two-component checkerboard-like composites with complicated unit cells at very high ...
Wave approach for the resonances of rectangular and triangular membranes
Wave approach rectangular and triangular
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2011/8/31
This study develops a ray technique for determining the resonance frequencies of triangular membranes. The technique is demonstrated for homogenous rectangular and triangular membranes with fixed boun...