Results 101 to 110 of about 33,801 (261)
Introduction. According to the legislation of the Russian Federation and the current regulatory documentation, when designing buildings and structures of high consequences, it is necessary to make calculations for a progressive collapse caused by an ...
E. R. Kirkolup, I. V. Kharlamov
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Formulation and application of a quasi-static material point method
Diese Dissertation befaßt sich mit der numerischen Analyse großer Verformungsprozesse. Es werden ausschließlich quasi-statische Problemstellungen betrachtet, Problemstellungen bei denen Trägheits- und Dämpfungseffekte vernachläßigt werden können, wie etwa bei dem Eindrücken eines Pfahls.
openaire +1 more source
Energetic Offset in Organic Solar Cells‐ Importance, Confusion and Outlook
Energetic offsets in organic solar cells (OSCs) remain a subject of debate due to measurement‐ and lab‐dependent discrepancies. This Perspective clarifies the physical origins of these variations and identifies temperature‐dependent electro‐optical methods as a reliable approach to obtain consistent offset values.
Nakul Jain +5 more
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Low-cost, DC micro-electromechanical systems (MEMS) accelerometers can be employed to provide a mechanism to capture the relatively small levels of rotation typically seen on some bridges allowing their structural response to be measured.
Alan J. Ferguson +2 more
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We introduce a molecular strategy to assemble one‐dimensional (1D) materials into two‐dimensional (2D) van der Waals metal–organic frameworks (MOFs). Crystals of [FeX(pzX)(bpy)] (X = Cl, F) form anisotropic 2D layers that can be mechanically exfoliated into thin sheets.
Eleni C. Mazarakioti +12 more
wiley +1 more source
Role of the Recombination Zone in Organic Light‐Emitting Devices
This review summarizes the critical role of the recombination zone in organic light‐emitting diodes (OLEDs). We highlight that broadening the recombination zone in OLEDs based on emissive layers with balanced charge transport and high photoluminescence quantum yields provides a promising route toward achieving both long operational lifetime and high ...
Yungui Li, Karl Leo
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Residual magnetization induces pronounced mechanical anisotropy in ultra‐soft magnetorheological elastomers, shaping deformation and actuation even without external magnetic fields. This study introduces a computational‐experimental framework integrating magneto‐mechanical coupling into topology optimization for designing soft magnetic actuators with ...
Carlos Perez‐Garcia +3 more
wiley +1 more source
Lattice‐Matched 2D Template Enables Efficient Cesium Tin Halide Perovskite Solar Cells
Lattice‐matched 2D perovskite PEA2CsSn2I7 templates the out‐of‐plane growth of inorganic 3D γ‐CsSnI3 along the (110) plane, forming highly oriented 2D/3D tin halide perovskite heterostructures. With reduced trap states and mitigated δ‐phase impurities, the CsSnI3‐based solar cells achieve a power conversion efficiency of 15.27% and maintain stable ...
Hongzhe Anna Xu +15 more
wiley +1 more source
Single‐Chromophore Homojunction Organic Solar Cells: A Path to Simplicity and Efficiency
This perspective discusses how the intrinsic optoelectronic properties of organic semiconductors, their molecular packing in the solid‐state, and internal energetic gradients within a device can enable free‐charge carrier generation in homojunction organic solar cells.
Shaun McAnally +2 more
wiley +1 more source
J integral of elastic-plastic curved crack in hardened material under quasi-static loads has been mainly studied,and curved crack tip J integral has been calculated as a practical application of a second order perturbation method and theorem of surname ...
YANG DaPeng +3 more
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