Results 21 to 30 of about 410 (168)

BAR ANALOGUES FOR MODELLING OF BUILDING STRUCTURES

open access: yesInternational Journal for Computational Civil and Structural Engineering, 2020
his paper discusses the use of bar analogues for calculation of internal forces in the cross-sections of building structures, which are modelled by a set of finiteelements.
Maria Barabash, Andrii Tomashebskyi
doaj   +1 more source

Fundamentals of scientific research for information security specialists: on the approach to the textbook

open access: yesБезопасность информационных технологий, 2018
The paper is devoted to the forthcoming textbook on the course "Fundamentals of scientific research" at the Department of information security of the DREC MIPT. The textbook is a combination of lectures with the anthology and includes, in addition to the
Svetlana V. Konyavskaya
doaj   +1 more source

LIRA-SAPR PROGRAM FOR GENERATING DESIGN MODELS OF RECONSTRUCTED BUILDINGS

open access: yesInternational Journal for Computational Civil and Structural Engineering, 2018
The paper deals with technique of simulation for buildings at maintenance stage with account of changes in structural model during reconstruction. The authours suggest algorithm for linear and nonlinear analysis of structures in LIRA-SAPR program with ...
Мaria S. Barabash, Maryna A. Romashkina
doaj   +1 more source

Many Stayers, Few Movers: Seasonal and Sex‐Based Movement Patterns in an Endangered Forest‐Dwelling Salamander

open access: yesEcology and Evolution, Volume 16, Issue 7, July 2026.
We investigated individual and population‐level spatial ecology in the forest specialist Salamandrina perspicillata, assessing spatial displacements, movement rates, home ranges and population density across sexes and seasons. Our results unravel a movement system characterised by many highly sedentary individuals and few relatively mobile ones (many ...
Antonio Romano   +4 more
wiley   +1 more source

Soil chemical properties effect on phosphorus fractions and maximum adsorption capacity in Brazilian tropical soils

open access: yesSoil Science Society of America Journal, Volume 90, Issue 2, March/April 2026.
Abstract Phosphorus (P) availability in tropical soils is strongly limited by high adsorption capacity, primarily driven by mineralogical and chemical characteristics. This study aimed to evaluate the influence of soil properties on P sorption kinetics, maximum phosphorus adsorption capacity (MPAC), and P fraction distribution across 17 soil samples ...
Lucas Jónatan Rodrigues da Silva   +7 more
wiley   +1 more source

Lanthanide Coordination Networks Based on Diamantane‐4,9‐Diphosphonic Acid

open access: yesZeitschrift für anorganische und allgemeine Chemie, Volume 652, Issue 1, January 6, 2026.
The combination of Ln3+ ions and the diamantane‐4,9‐bis(hydrogenphosphonate) linker results in 3D networks where Eu3+, Gd3+, and Er3+ exhibit an uncommon coordination number of 6. Four new Ln‐based (Ln = Eu, Gd, Er) coordination networks, {[EuL1.5(H2O)4]·H2O}n and {[LnL1.5(H2O)]·H2O}n (Ln = Eu, Gd, Er), were synthesized using the precursor diamantane‐4,
Tim Müller   +4 more
wiley   +1 more source

High‐pressure and high‐temperature synthesis of crystalline Sb3N5

open access: yesAngewandte Chemie, Volume 136, Issue 11, March 11, 2024.
Crystalline Sb3N5 has been synthesized from the high‐pressure and high‐temperature chemical reaction of antimony and nitrogen in a laser heated diamond anvil cell. The Cmc21 structure of Sb3N5, determined by single crystal synchrotron X‐ray diffraction, contains two types Sb atoms in octahedral and trigonal prismatic (square antiprismatic) coordination,
Matteo Ceppatelli   +9 more
wiley   +2 more sources

UAVs and GIS models for landscape representation

open access: yesDisegnare con, 2022
The research aims to explore the representation of the landscape through methodologies and experiments that involve information systems aimed at reading and representing the landscape.The general objective of this project is to define a methodology that ...
Sara Colaceci   +2 more
doaj  

METHODS OF MODELING OF COMPOSITE MATERIALS AND COMPOSITE STRUCTURES ON «LIRA-SAPR»

open access: yesAcademic journal Industrial Machine Building Civil Engineering, 2017
This paper provides detailed suggestions for the process of structural reinforcement modeling by composite materials on the software package «LIRA-SAPR». It also provides the implementation of bearing capacity checks for reinforced elements on the program called «ESPRI».
M. S. Barabash   +3 more
openaire   +1 more source

Soil Phosphorus Fractions: Effects of Silicate Amendments and Phosphorus Sources in Brazilian Tropical Soils

open access: yesJournal of Sustainable Agriculture and Environment, Volume 4, Issue 4, December 2025.
ABSTRACT This study evaluated the effects of alternative phosphorus (P) sources and soil pH amendments on P fractions and soil chemical properties in two contrasting Brazilian tropical soils. A greenhouse experiment was conducted using a sandy Arenosol and a clayey Ferralsol treated with triple superphosphate (TSP), reactive phosphate (RP), or ...
Lucas Jónatan Rodrigues da Silva   +5 more
wiley   +1 more source

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