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Elastic properties of liquid crystals [PDF]

open access: yesBiuletyn Wojskowej Akademii Technicznej, 2023
The paper presents elastic properties of liquid crystals, especially their nematic phase. Anoutline of a development of theories describing these properties is given. The model describing liquidcrystal as continuous medium is formulated.
Zbigniew Raszewski   +3 more
doaj   +1 more source

First-principles study for physical properties and stability of Li based chalcopyrite semiconductors: Reliable for green energy sources

open access: yesФізика і хімія твердого тіла, 2022
In this research study, we have been performed the first principles calculation for physical properties likewise structural, electronic, optical and mechanical properties of the lithium gallium chalcopyrites LiGaX2 (X= S, Se).
J. Kumari   +3 more
doaj   +1 more source

Analysis of Texture and Anisotropic Elastic Properties of Additively Manufactured Ni-Base Alloys

open access: yesMetals, 2022
Additive manufacturing of metallic materials generates strong crystallographic textures, leading to anisotropic elastic properties on the macroscopic scale. The impact of the processing parameters on the resulting texture requires suitable techniques for
Thomas Obermayer   +2 more
doaj   +1 more source

Elastic Properties of Viruses [PDF]

open access: yesBiophysical Journal, 2007
Viruses are compact biological nanoparticles whose elastic and dynamical properties are hardly known. Inelastic (Brillouin) light scattering was used to characterize these properties, from microcrystals of the Satellite Tobacco Mosaic Virus, a nearly spherical plant virus of 17-nm diameter. Longitudinal sound velocities in wet and dry Satellite Tobacco
Stephanidis, B.   +4 more
openaire   +2 more sources

Elastic properties of nanowires [PDF]

open access: yesJournal of Applied Physics, 2006
We present a model to study Young’s modulus and Poisson’s ratio of the composite material of amorphous nanowires. It is an extension of the model derived by two of us [da Fonseca and Galvão, Phys. Rev. Lett. 92, 175502 (2004)] to study the elastic properties of amorphous nanosprings. The model is based on twisting and tensioning a straight nanowire and
da Fonseca, Alexandre F.   +2 more
openaire   +2 more sources

Temperature-dependent elastic properties of DNA

open access: yesBiophysical Reports, 2022
Knowledge of the elastic properties, e.g., the persistence length or interphosphate distance, of single-stranded (ss) and double-stranded (ds) DNA under different experimental conditions is critical to characterizing molecular reactions studied with ...
Marc Rico-Pasto, Felix Ritort
doaj   +1 more source

Equivalent stiffness of elastic coupling with nonlinear mechanical feedback

open access: yesTrudy Odesskogo Politehničeskogo Universiteta, 2013
The design of nonlinear elastic coupling mechanical feedback. The developed design scheme, which is derived from the dependence that makes its own equivalent stiffness of the elastic coupling.
Ігор Іванович Сидоренко   +1 more
doaj   +5 more sources

Molecular Dynamics Simulations on the Elastic Properties of Polypropylene Bionanocomposite Reinforced with Cellulose Nanofibrils

open access: yesNanomaterials, 2022
Cellulose-reinforced polypropylene bionanocomposites can show improved elastic properties over their pure polypropylene counterparts. We have used equilibrium and non-equilibrium molecular dynamics (MD) simulations to study the elastic properties of ...
Vaibhav Modi, Antti J. Karttunen
doaj   +1 more source

Investigation of the Effect of Temperature on Ultrasonic, Mechanical and Thermal Properties in Single Silver Nanowire

open access: yesФізика і хімія твердого тіла, 2022
The present paper reports the elastic, mechanical and thermophysical properties of silver nanowire (Ag NW) using ultrasonic techniques at temperature dependent.
Navin Chaurasiya   +3 more
doaj   +1 more source

Elastic properties of terbium [PDF]

open access: yesPhysical Review B, 1996
The temperature dependence of the Young modulus along the crystallographic axes b and c (E(b) and E(c)), and the internal friction of a terbium single crystal have been measured. At 4.2 K, E(b) and E(c) are equal to 38 and 84.5 GPa, respectively. The lattice part of the Young modulus and the Debye temperature has been calculated.
Spichkin, Y.I.   +2 more
openaire   +2 more sources

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