English
Related papers

Related papers: Size-Sensitive Young's modulus of Kinked Silicon N…

200 papers

Hexagonally aligned, free-standing silicon nanowire (SiNW) arrays serve as photonic resonators which, as compared to a silicon (Si) thin film, do not only absorb more visible (VIS) and near-infrared (NIR) light, but also show an inherent…

Optics · Physics 2016-05-17 Sebastian W. Schmitt , Silke H. Christiansen

We report results of theoretical studies on the elastic properties of single-wall nanotubes of the following compositions: C, BN, ${BC}_3$, ${BC}_2{N}$ and ${C}_3{N}_4$. These studies have been carried out using a total energy,…

Materials Science · Physics 2009-10-31 E. Hernandez , C. Goze , P. Bernier , A. Rubio

Classical carbon potentials together with classical molecular dynamics are employed to calculate structures and physical properties of such carbon-based materials where quantum mechanical methods fail either due to the excessive size,…

Materials Science · Physics 2020-11-19 F. Gayk , J. Ehrens , T. Heitmann , P. Vorndamme , A. Mrugalla , J. Schnack

Ultrasonic experiments allow one to measure the elastic modulus of bulk solid or fluid samples. Recently such experiments have been carried out on fluid-saturated nanoporous glass to probe the modulus of a confined fluid. In our previous…

Chemical Physics · Physics 2016-11-23 Gennady Y. Gor , Daniel W. Siderius , Vincent K. Shen , Noam Bernstein

Kink modes of solar coronal structures, perturbing the loop in the direction along the line-of-sight (LOS), can be observed as emission intensity disturbances propagating along the loop provided the angle between the LOS and the structure…

Astrophysics · Physics 2014-10-13 F. C. Cooper , V. M. Nakariakov , D. Tsiklauri

The response of a short DNA segment to bending is studied, taking into account the anisotropy in the bending rigidities caused by the double-helical structure. It is shown that the anisotropy introduces an effective nonlinear twist-bend…

Soft Condensed Matter · Physics 2015-06-24 Farshid Mohammad-Rafiee , Ramin Golestanian

Spin waves (SW) can induce rich domain wall (DW) motion in a perpendicular-magnetic anisotropy nanostrip. In-plane magnetization tilt angle resulting from the fluctuation of the effective field of the magnetization response in the DW region…

Strongly Correlated Electrons · Physics 2017-07-07 Liang-Juan Chang , Yen-Fu Liu , Ming-Yi Kao , Li-Zai Tsai , Jun-Zhi Liang , Shang-Fan Lee

This paper is an attempt to predict the thickness and modulus at the nanometric interphase region with the knowledge on the macroscopic Young's modulus in the polymer-clay nanocomposites. First, a systematic design of 20160 linear elastic…

Soft Condensed Matter · Physics 2018-01-07 H. Goodarzi Hosseinabadi , Kh. Khederlou , J. Payandehpeyman , R. Bagheri

Measuring the mechanical properties of two-dimensional materials is a formidable task. While regular electrical and optical probing techniques are suitable even for atomically thin materials, conventional mechanical tests cannot be directly…

Materials Science · Physics 2019-07-18 Nestor Iguiñiz , Riccardo Frisenda , Rudolf Bratschitsch , Andres Castellanos-Gomez

We analyze the properties of optical cavities contained in spacers with approximate octahedral symmetry and made of different materials,following the design of Webster and Gill (S. Webster, P. Gill, Optics Letters 36(18), 3572 (2011)). We…

Instrumentation and Detectors · Physics 2018-06-28 Eugen Wiens , Stephan Schiller

We present a theory of current conduction through buckyball(C60) molecules on silicon by coupling a density functional treatment of the molecular levels embedded in silicon with a non-equilibrium Green's function (NEGF) treatment of quantum…

Mesoscale and Nanoscale Physics · Physics 2009-11-11 Gengchiau Liang , Avik W. Ghosh

Fluids confined in nanopores exhibit properties different from the properties of the same fluids in bulk, among these properties are the isothermal compressibility or elastic modulus. The modulus of a fluid in nanopores can be extracted…

Chemical Physics · Physics 2018-03-14 Christopher D. Dobrzanski , Max A. Maximov , Gennady Y. Gor

We study theoretically the spin-orbit interaction of electrons confined in a tubular semiconductor nanowire, between an inner semiconductor core and an outer metallic extra shell. A band off-offset potential is present at the inner…

Mesoscale and Nanoscale Physics · Physics 2026-05-01 Tudor-Gabriel Dumitru , Anna Sitek , Gunnar Thorgilsson , Sigurdur I. Erlingsson , Andrei Manolescu

In this work, we simulate the functionality of artificial neuron and synapse using spin-orbit torque-based spintronic devices and implemented a fully connected artificial neural netwrok (ANN). These neuro-synaptic devices are emulated using…

Mesoscale and Nanoscale Physics · Physics 2026-05-22 Sakshi Kiran Bandekar , Arnab Ganguly , Debanjan Polley , Debasis Das

We use machine learning to approximate Calabi-Yau and SU(3)-structure metrics, including for the first time complex structure moduli dependence. Our new methods furthermore improve existing numerical approximations in terms of accuracy and…

High Energy Physics - Theory · Physics 2021-05-20 Lara B. Anderson , Mathis Gerdes , James Gray , Sven Krippendorf , Nikhil Raghuram , Fabian Ruehle

As a result of suppressed phonon conduction, large improvements of the thermoelectric figure of merit, ZT, have been recently reported for nanostructures compared to the raw materials' ZT values. It has also been suggested that low…

Mesoscale and Nanoscale Physics · Physics 2011-04-11 Neophytos Neophytou , Hans Kosina

The mobility of p-type nanowires (NWs) of diameters of D=12nm down to D=3nm, in [100], [110], and [111] transport orientations is calculated. An atomistic tight-binding model is used to calculate the NW electronic structure. Linearized…

Mesoscale and Nanoscale Physics · Physics 2010-11-12 Neophytos Neophytou , Hans Kosina

We calculate the elastic properties of Janus transition metal dichalcogenide (TMD) nanotubes using first principles Kohn-Sham density functional theory (DFT). Specifically, we perform electronic structure simulations that exploit the cyclic…

Materials Science · Physics 2022-09-30 Arpit Bhardwaj , Phanish Suryanarayana

Mechanical properties of the tissue engineering scaffolds are known to play a crucial role in tissue regeneration. Here, we have utilized discrete network and finite element models to study fibrous scaffold mechanics and its dependence on…

Soft Condensed Matter · Physics 2025-01-15 Dhruba Jyoti Mech , Mohd Suhail Rizvi

The sandwich structure as the core layer of PDMS resonator is proposed for single-axis magnetic sensor with high sensitivity. The small Young's modulus of flexible material corresponds to larger variation, resulting in a highly sensitive…

Optics · Physics 2022-11-15 Weikang Xu , Jiamin Rong , Enbo Xing , Tao Jia , Jianglong Li , Jun Yue , Jun Tang , Jun Liu