Results 101 to 110 of about 6,919,686 (232)

Advances in deep‐tissue fluorescence imaging through optical clearing: A review

open access: yesVIEW, EarlyView.
Optical clearing refers to techniques that are used to improve the optical transparency of biological tissues. Optical clearing enables imaging of deeper lying tissues as well as 3D volumetric imaging of whole organs. This review examines reports on the integration of optical clearing with advanced fluorescence imaging techniques, with particular ...
Alaka Pramod   +4 more
wiley   +1 more source

TURÁN TYPE INEQUALITIES FOR MODIFIED BESSEL FUNCTIONS [PDF]

open access: yesBulletin of the Australian Mathematical Society, 2010
AbstractIn this paper our aim is to deduce some sharp Turán type inequalities for modified Bessel functions of the first and second kinds. Our proofs are based on explicit formulas for the Turánians of the modified Bessel functions of the first and second kinds and on a formula which is related to the infinite divisibility of the Studentt-distribution.
openaire   +1 more source

A Dual‐Frequency Sensitivity Model for Optical Fibre Ultrasonic Sensors in Power Transformer Partial Discharge Detection

open access: yesHigh Voltage, EarlyView.
ABSTRACT The detection of partial discharges (PD) on the power transformer tank demands higher sensitivity in ultrasonic detection. To target the detection frequency band for sensor optimisation and enhance sensitivity, this paper presents a dual‐frequency sensitivity model for optical fibre ultrasonic sensors.
Sihan Wang   +4 more
wiley   +1 more source

Extension of Huygens type inequalities for Bessel and modified Bessel Functions

open access: yes, 2015
In this paper, new sharpened Huygens type inequalities involving Bessel and modified Bessel functions of the first kinds are ...
openaire   +2 more sources

Bridging the small‐angle X‐ray scattering–X‐ray diffraction gap in disordered layered materials: the CLADIFFMOD unified framework

open access: yesJournal of Applied Crystallography, EarlyView.
A unified multi‐scale framework is proposed for the consistent analysis of small‐angle X‐ray scattering (SAXS) and X‐ray diffraction (XRD) in disordered clay minerals, combining morphology, stacking and turbostratic contributions within a single formalism.
Walid Oueslati
wiley   +1 more source

Asymptotic behavior and zero distribution of polynomials orthogonal with respect to Bessel functions [PDF]

open access: yes, 2015
We consider polynomials P_n orthogonal with respect to the weight J_? on [0,?), where J_? is the Bessel function of order ?. Asheim and Huybrechs considered these polynomials in connection with complex Gaussian quadrature for oscillatory integrals.
Deaño Cabrera, Alfredo   +5 more
core   +1 more source

Approximation theorems for modified Szasz-Mirakjan operators in polynomial weight spaces

open access: yesLe Matematiche, 1999
In this paper we will study properties of Szasz-Mirakjan type operators A_n^ν , B_n^ ν defined by modified Bessel function I_ν . We shall present theorems giving a degree of approximation for these operators.
Monika Herzog
doaj  

Optimized and Aligned Anisotropic Monte Carlo Sampling Patterns

open access: yesComputer Graphics Forum, EarlyView.
Abstract Path tracing uses Monte Carlo integration to solve the rendering equation by evaluating the integrand at random sampling points. The convergence rate of the error can be significantly improved by using correlated instead of random sampling, especially on smooth integrands.
Mirco Werner   +2 more
wiley   +1 more source

Further comments on the computation of modified Bessel function ratios

open access: yes, 1980
A theorem by W. J. Thron is used to enhance and further substantiate empirical results by Gautschi and Slavik on the convergence of continued fractions used to compute ratios of modified Bessel functions.
Marietta J. Tretter, G. W. Walster
core   +1 more source

Analysis of ( P , m ) $(P,\mathrm{m})$ -superquadratic function and related fractional integral inequalities with applications

open access: yesJournal of Inequalities and Applications
In the present work we establish for the first time a class of ( P , m ) $(P,\mathrm{m})$ -superquadratic functions and look into its features. Using them, we come up with the Jensen and Hermite–Hadamard inequalities, as well as the fractional versions ...
Dawood Khan   +2 more
doaj   +1 more source

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