Results 11 to 20 of about 8,905 (189)

Lattice symmetry relaxation as a cause for anisotropic line broadening and peak shift in powder diffraction. [PDF]

open access: yesActa Crystallogr A Found Adv
The two essential observables in powder diffraction are peak intensity and position. While the structure factor is a smooth function of the structure and changes little with desymmetrization, peak positions are more akin to delta functions and are extremely sensitive even to a small desymmetrization.
Gregorkiewitz M, Boschetti A.
europepmc   +2 more sources

Nano-Infrared Imaging and Spectroscopy of Animal Cells in Liquid Environment. [PDF]

open access: yesSmall
The use of SiC membranes as a stable, biocompatible interface between cells in their medium and the scanning probe of an infrared scattering‐type scanning near field optical microscope is shown to yield nano‐IR images and spectra from living fibroblast cells using a broadband synchrotron IR source. New possibilities for adjustments of probing depth for
Veber A, Spedalieri C, Kneipp J.
europepmc   +2 more sources

The Simulation of Heat Supply System with a Scale Formation Factor to Enable Automation of Greenhouse Geothermal Heat Supply System

open access: yesMachines, 2021
This article presents the results of the simulation of an automatic control system for the heat supply of a greenhouse complex with a geothermal heat source, conducted in order to study the possibility of geothermal heat supply system automation.
Alexey Korzhakov   +3 more
doaj   +1 more source

The Method of Strained Coordinates for Vibrations with Weak Unilateral Springs [PDF]

open access: yes, 2010
We study some spring mass models for a structure having a unilateral spring of small rigidity $\epsilon$. We obtain and justify an asymptotic expansion with the method of strained coordinates with new tools to handle such defects, including a non ...
Junca, Stéphane, Rousselet, Bernard
core   +3 more sources

MIGRASI KE SCILAB UNTUK VISUALISASI SERTA PENYELESAIAN MODEL MATEMATIS

open access: yesReaktor, 2008
Perangkat lunak merupakan salah satu komponen yang mutlak diperlukan dalam simulasi komputer. Permasalahan harga menjadi salah satu kendala dalam pengembangan sistem tersebut. Akan tetapi problema tersebut dapat diatasi dengan menggunakan Scilab sebagai “
Setia Budi Sasongko
doaj   +1 more source

DEVELOPMENT OF CALCULUS LEARNING MEDIA BASED ON TIMOR ISLAND LOCAL WISDOM WITH SCILAB IMPLEMENTATION

open access: yesAksioma: Jurnal Program Studi Pendidikan Matematika, 2021
: This study aims to develop learning media for calculus based on the local wisdom of Timor Island with the implementation of Scilab. In addition, the research conducted simulations and compared the conventional methods and Scilab programming language ...
Zulkaidah Nur Ahzan   +1 more
doaj   +1 more source

Scaling Milton Keynes power requirements for electrical transportation [PDF]

open access: yes, 2016
Milton Keynes is home to the UK’s first installation of a wirelessly charged passenger bus route. This Inductive Power Transfer (IPT) system enables a fleet of 8 electric buses to service a demanding 15-mile urban route.
Butans, Eugene   +6 more
core   +1 more source

Seřizování regulátorů PID pro lineární dynamické systémy metodou “Hrubé síly a od oka” [PDF]

open access: yes, 2018
For PID controllers in control loops, which in practice still prevails, it is necessary to determine controller parameter values which assure sufficient quality and robustness of control.
Závada, Jiří
core   +1 more source

The application of Scilab software in frequency mode simulation on the circular membrane

open access: yesJournal of Physics: Theories and Applications, 2018
Scilab software is utilized for solving physics cases in two dimensional wave equations. This study aims to obtain a frequency mode simulation on the circular membrane so that it can display the wave pattern of each frequency mode.
Dwi Nova Siti Handayani   +3 more
doaj   +1 more source

Cross Validation and Maximum Likelihood estimations of hyper-parameters of Gaussian processes with model misspecification [PDF]

open access: yes, 2013
The Maximum Likelihood (ML) and Cross Validation (CV) methods for estimating covariance hyper-parameters are compared, in the context of Kriging with a misspecified covariance structure. A two-step approach is used. First, the case of the estimation of a
Bachoc, François
core   +1 more source

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