Results 51 to 60 of about 29,568 (264)

Dynamic characteristics and constitutive model of improved coarse-grained roadbed filler under traffic cyclic loading

open access: yesScientific Reports
Based on the orthogonal experimental design method, the dry density of each specimen of coal gangue roadbed filling was obtained by the compaction experiment.
Weihong Wu   +3 more
doaj   +1 more source

Microstructure‑Dependent Phase Transformations Under High‑Pressure Laser Heating in Additively Manufactured AlCrFe2Ni2

open access: yesAdvanced Engineering Materials, EarlyView.
Additively manufactured AlCrFe2Ni2 with contrasting BCC/B2‐dominant and lamellar FCC + BCC/B2 microstructures exhibits the same pressure‐induced BCC/B2 → HCP transformation. Under laser heating at high pressure, HCP is destabilized, and a cubic BCC/B2 + FCC assemblage is recovered, while the lower‐scan‐speed microstructure transforms at a lower ...
Raimundas Sereika   +5 more
wiley   +1 more source

Biomass Native Structure Into Functional Carbon‐Based Catalysts for Fenton‐Like Reactions

open access: yesAdvanced Functional Materials, EarlyView.
This study indicates that eight biomasses with 2D flaky and 1D acicular structures influence surface O types, morphology, defects, N doping, sp2 C, and Co nanoparticles loading in three series of carbon, N‐doped carbon, and cobalt/graphitic carbon. This work identifies how these structural factors impact catalytic pathways, enhancing selective electron
Wenjie Tian   +7 more
wiley   +1 more source

Impact of choice of stabilized hysteresis loop on the end result of investigation of high-strength low-alloy (HSLA) steel on low cycle fatigue

open access: yesMetalurgija, 2014
High strength low-alloy steel under low cycle fatigue at a certain level of strain controlled achieve stabilized condition. During the fatigue loading stabilized hysteresis loop is determined, which typical cycle of stabilization is calculated as half ...
S. Bulatović   +4 more
doaj  

Using the Hysteresis Loop to Study a Single-Phase Transformer Working in AC-Switching Regime

open access: yesAdvances in Electrical and Computer Engineering, 2007
A model to generate the hysteresis loop starting from the fundamental magnetization curve is proposed in this paper. This was imposed by the necessity to improve the results returned by authors' previous studies about the periodical acswitching mode of ...
STRIMBU, C.   +3 more
doaj   +1 more source

Research on control strategy of mine-used unified power quality conditioner

open access: yesGong-kuang zidonghua, 2018
In view of problems of high switching loss, serious interphase interference and low DC side voltage utilization in tracking compensation current and voltage of traditional mine-used unified power quality conditioner, a constant frequency double ...
ZHONG Ningfan   +4 more
doaj   +1 more source

Intermediate Resistive State in Wafer‐Scale Vertical MoS2 Memristors Through Lateral Silver Filament Growth for Artificial Synapse Applications

open access: yesAdvanced Functional Materials, EarlyView.
In MOCVD MoS2 memristors, a current compliance‐regulated Ag filament mechanism is revealed. The filament ruptures spontaneously during volatile switching, while subsequent growth proceeds vertically through the MoS2 layers and then laterally along the van der Waals gaps during nonvolatile switching.
Yuan Fa   +19 more
wiley   +1 more source

Hysteresis loop characteristics of concrete under cyclic loading and unloading

open access: yesShuili Shuiyun Gongcheng Xuebao, 2016
By the cyclic loading and unloading tests on concrete under the conditions of different lateral pressures,making analysis of the enfluences of the lateral pressures and the strain rates on the hysteresis loop area in the stress-strain curve and ...
XIAO Jie   +4 more
doaj   +1 more source

Achieving large thermal hysteresis in an anthracene-based manganese(II) complex via photo-induced electron transfer

open access: yesNature Communications, 2022
Achieving magnetic bistability with large thermal hysteresis is still a challenge in material science. Here, the authors report a Mn(II) chain complex that enables light-induced magnetic bistability with a 177 K thermal hysteresis loop.
Ji-Xiang Hu   +6 more
doaj   +1 more source

Achieving High ON State Current through Ferroelectric Polarization‐Dependent Interfacial Resistance Switching in Undoped Orthorhombic HfO2 Films

open access: yesAdvanced Functional Materials, EarlyView.
Ferroelectric tunnel junction devices based on epitaxial undoped ferroelectric HfO2 films demonstrate stable switching endurance of over 106 switching cycles, low write voltages of ±3 V, 16 measured resistance states, and neuromorphic capability.
Markus Hellenbrand   +13 more
wiley   +1 more source

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