نتایج جستجو برای: synthetics

تعداد نتایج: 366  

2005
JOHN E. VIDALE

We present a scheme for generating synthetic point-source seismograms for shear dislocation sources using line source (two-dimensional) theory. It is based on expanding the complete three-dimensional solution of the wave equation expressed in cylindrical coordinates in an asymptotic form which provides for the separation of the motions into SH and P-SV systems. We evaluate the equations of moti...

2008
Andreas Fichtner Brian L. N. Kennett Heiner Igel Hans-Peter Bunge

S U M M A R Y We propose a new approach to full seismic waveform inversion on continental and global scales. This is based on the time–frequency transform of both data and synthetic seismograms with the use of timeand frequency-dependent phase and envelope misfits. These misfits allow us to provide a complete quantification of the differences between data and synthetics while separating phase a...

Journal: :Medical History 1973
C Illingworth

in the embarrassing situation of having little or no catgut industry. Some far-sighted Edinburgh surgeons, realizing the problems, requested a local pharmacist, George Merson to undertake the commercial manufacture of this material. This he did in an old manse at St. John's Hill in the Pleasance, Edinburgh, and by the end of the war the business was well under way. About this time Merson began ...

Journal: : 2022

Objectives: Green chemistry is the field that implies instruments and procedures, by which it offers significant environmental financial benefits above traditional synthetic methods. The modern attention in green has pretended an additional need for organic synthesis different reaction environments must locate, decreases use of toxic solvents or chemicals.These methods enhance selectivity, shor...

Journal: :Journal of Natural Fibers 2022

The constant concern about environmental issues has led to the growth of researches eco-friendly materials. Among them, natural lignocellulosic fibers have already presented their potential in place petroleum-based synthetics. However, a relevant number studies still deal with disadvantages, such as weak bond on matrices for composite performance and limited thermal performance. Thus, present s...

Journal: :Bulletin of Electrical Engineering and Informatics 2023

Deep learning has shown much promise in target identification recent years, and it's becoming more popular agriculture, where fig fruit detection counting have become important. In this study, a systematic literature review (SLR) is utilised to evaluate deep algorithm for detecting fruits. The SLR based on the widely used 'Reporting Standards Systematic Evidence Synthetics' (ROSES) process. stu...

Journal: :Pure and Applied Mathematics Journal 2022

In this work, a numerical analysis of mathematical model for the preservation forestry biomass is investigated. The divided into three compartments as density forest biomass, wood based industries and synthetic industries. Laplace Decomposition Method used to obtain approximate solutions in form infinite series. Numerical justification performed on parameter values with aid Maple 18 software re...

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