Results 61 to 70 of about 121,868 (329)

Riemann zeta fractional derivative—functional equation and link with primes

open access: yesAdvances in Difference Equations, 2019
This paper outlines further properties concerning the fractional derivative of the Riemann ζ function. The functional equation, computed by the introduction of the Grünwald–Letnikov fractional derivative, is rewritten in a simplified form that reduces ...
Emanuel Guariglia
doaj   +1 more source

Large deviations associated with Poisson--Dirichlet distribution and Ewens sampling formula

open access: yes, 2007
Several results of large deviations are obtained for distributions that are associated with the Poisson--Dirichlet distribution and the Ewens sampling formula when the parameter $\theta$ approaches infinity.
Feng, Shui
core   +1 more source

Simulation of Carrier Injection Pathways in Axial GaN Nanowire MicroLEDs

open access: yesAdvanced Theory and Simulations, EarlyView.
This study examines how geometrical variations in the active region affect carrier injection in multiple quantum well light‐emitting diodes (LEDs) based on axial nanowires. The key role of semipolar quantum wells located at the nanowire edges is highlighted, which efficiently facilitates electron injection into the central polar quantum wells.
Amadéo Vibert   +3 more
wiley   +1 more source

NON-CENTRAL MATRIX-VARIATE DIRICHLET DISTRIBUTION

open access: yesTaiwanese Journal of Mathematics, 2003
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
S´anchez, Luz Estela, Nagar, Daya K.
openaire   +3 more sources

Robust C–V Ratio Technique for Profiling Defects in Proton‐Irradiated 4H‐SiC

open access: yesAdvanced Electronic Materials, EarlyView.
A noise‐robust C–V ratio technique is introduced to profile radiation‐induced defects in proton‐irradiated 4H‐SiC Schottky diodes. By using analytical capacitance ratios instead of numerical differentiation, the method directly extracts trap‐density and effective trap‐energy profiles at room temperature.
Kibeom Kim   +4 more
wiley   +1 more source

High‐Performance and Energy‐Efficient Sub‐5 nm 2D Double‐Gate MOSFETs Based on Silicon Arsenide Monolayers

open access: yesAdvanced Electronic Materials, EarlyView.
Sub‐5 nm double‐gate MOSFETs based on 2D SiAs monolayers are investigated using quantum transport simulations. By engineering source‐drain underlap regions, the devices achieve exceptional on‐currents of up to 1206 µA µm−1, surpassing the ITRS 2028 high‐performance targets.
Dogukan Hazar Ozbey, Engin Durgun
wiley   +1 more source

Interactive R App for Carrying Out an Elicitation Process Applied to Prostate Cancer in Colombia [PDF]

open access: yesRevista Română de Statistică, 2015
In this paper is presented an interactive R-application for carried out an elicitation process to the vector of parameters of the Multinomial distribution. The application is developed mainly under two R libraries, Shiny and RSQLite.
Andrés Felipe Flórez Rivera   +2 more
doaj  

Dirichlet mean identities and laws of a class of subordinators

open access: yes, 2010
An interesting line of research is the investigation of the laws of random variables known as Dirichlet means. However, there is not much information on interrelationships between different Dirichlet means.
James, Lancelot F.
core   +2 more sources

Determinants of Knowledge and Usage of Generative Artificial Intelligence in Agricultural Extension: Evidence From Tennessee Extension Personnel

open access: yesAgribusiness, EarlyView.
ABSTRACT This paper examines the determinants of generative AI (GenAI) knowledge and usage among agricultural extension professionals. Drawing on survey data from agricultural extension personnel in Tennessee, we employ regression analyses and latent Dirichlet allocation (LDA) for topic modeling of open‐ended responses to study the knowledge and usage ...
Abdelaziz Lawani   +3 more
wiley   +1 more source

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