Results 91 to 100 of about 95,163 (290)

Printed Organic Thermoelectric Generators: Progress and Challenges Towards Efficient Energy Harvesting

open access: yesAdvanced Materials Technologies, EarlyView.
Printed organic thermoelectric generators (OTEGs) enable flexible and sustainable energy harvesting from low‐grade heat. This Perspective critically assesses recent advances in printable thermoelectric materials, 2D and 3D device architectures, and current performance limits of printed OTEGs.
Vijitha Ignatious   +5 more
wiley   +1 more source

Study on asymmetrical cold rolling considered sticking friction

open access: yesJournal of Materials Research and Technology, 2020
A new model considered the sticking friction for analyzing the asymmetrical cold rolling process is proposed by the slab method. This friction model is composed of the Coulomb friction model and yield shear stress.
Ji Wang, Xianghua Liu, Xiangkun Sun
doaj   +1 more source

On slip pulses at a sheared frictional viscoelastic/ non deformable interface

open access: yes, 2000
We study the possibility for a semi-infinite block of linear viscoelastic material, in homogeneous frictional contact with a non-deformable one, to slide under shear via a periodic set of ``self-healing pulses'', i.e.
A. Anooshehpoor   +25 more
core   +2 more sources

ANALISIS COULOMB STRESS GEMPA BUMI DELI SERDANG 16 JANUARI 2017

open access: yesPROSIDING SEMINAR NASIONAL FISIKA (E-JOURNAL) SNF2017 UNJ, 2017
Earthquake magnitude M 5,6 shaken around Deli Serdang, North Sumatera on January 16th 2017. This research aims to understand Coloumb stress changes of Deli Serdang Earthquake. The analysis of Coloumb stress changes has done to indicate the influence of mainshock toward aftershocks.
Setiadi, Tio Azhar Prakoso   +2 more
openaire   +3 more sources

High‐Power Rapid Laser‐Induced Synthesis of Multi‐functional Cobalt Metal‐Organic Framework With an Unprecedented Synthesis Efficiency

open access: yesAdvanced Materials Technologies, EarlyView.
Laser‐assisted synthesis enables rapid (within 1 h) and high‐yield (≥90%) production of Co‐MOFs with mesoporous structures, tunable magnetic and optical properties, and efficient adsorption of N2, CH4, and CO2 for low‐energy gas separation. DFT calculations elucidate the electronic structure and adsorption behavior.
Saliha Mutlu   +10 more
wiley   +1 more source

Granular packings with moving side walls

open access: yes, 2003
The effects of movement of the side walls of a confined granular packing are studied by discrete element, molecular dynamics simulations. The dynamical evolution of the stress is studied as a function of wall movement both in the direction of gravity as ...
C. Josserand   +20 more
core   +1 more source

Highly Anisotropic Quasi‐Direct Organic Metal Halide Hybrids: A Platform for Polarization‐Sensitive Optoelectronics

open access: yesAdvanced Materials Technologies, EarlyView.
One‐dimensional C4N2H14PbBr4 is shown to have a quasi‐direct electronic band structure and strongly anisotropic transport with polarized broadband emission. A GW/Bethe–Salpeter excited‐state force formalism, supported by polarized Raman and temperature‐dependent photoluminescence, identifies low–frequency Pb–Br phonons that drive ultrafast exciton self‐
Rijan Karkee   +7 more
wiley   +1 more source

Space–Time Stress Variations near the East Anatolian Fault Zone and the Triggering Relationship of Earthquakes

open access: yesApplied Sciences
Several major earthquakes have taken place near the East Anatolian fault zone (EAFZ) in history. Despite extensive research on the Coulomb stress changes associated with these earthquakes, there remains a paucity of studies examining the spatial and ...
Ju Ma, Peicong Wang, Weizhang Liang
doaj   +1 more source

Breaking stress of Coulomb crystals in the neutron star crust

open access: yesJournal of Physics: Conference Series, 2021
Abstract It is generally accepted that the Coulomb crystal model can be used to describe matter in the neutron star crust. In [1] we study the properties of deformed Coulomb crystals and how their stability depends on the polarization of the electron background.
openaire   +2 more sources

Flexible and High‐Performance Perovskite‐Polymer Composites for Dual X‐Ray and Proton Direct Detection

open access: yesAdvanced Optical Materials, EarlyView.
A polymer–perovskite composite obtained by mechanochemical synthesis enables thick, tunable active layers for efficient absorption of highly penetrating ionizing radiation. Vertical‐electrode detectors achieve low X‐ray detection limits and high sensitivity direct 5 MeV proton sensing.
Camilla Bordoni   +9 more
wiley   +1 more source

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