Results 151 to 160 of about 51,103 (317)

Arresting Microphase Separation Encodes Material Mechanics by Sculpting Microarchitectures and Local Polymer Enrichment

open access: yesAdvanced Materials, EarlyView.
Microarchitecture sculpting via phase separation programs hydrogel mechanics by creating globular, inverse globular, and spinodal structures. Spinodal architectures deliver superior toughness and energy dissipation, while ionic modulation through single polymer phase separation offers a simple, scalable route to tune mechanical properties ...
Castro Johnbosco   +9 more
wiley   +1 more source

Dynamic Processes of Development Jointing of a Fractal Type: Models for a Solid-State Material of the Chamber in a Power Facility during its Operation

open access: yesИзвестия высших учебных заведений и энергетических объединенний СНГ: Энергетика
The patterns of formation and development of defects in critical metal parts and elements of mechanical engineering, including power plants and heat engines of various classes, have been studied.
T. V. Ryzhova   +3 more
doaj   +1 more source

STRUCTURE TOPOLOGICAL MODEL OF SEWAGE SYSTEMS SETTLEMENT AND ITS FUNCTIONAL DESCRIPTION

open access: yesUrban construction and architecture, 2019
A topological model of the structure of the technical system of sewage settlement, which is displayed using graphs, is proposed. The functional description of the settlement technical system is verbally executed and reflects a multilevel hierarchy of sewer system functions.
openaire   +1 more source

Self‐Assembled Inorganic Nanomembrane Tubes: Rolled‐Up Piezoelectrics for Microacoustic Wave‐Based Actuators and Sensors

open access: yesAdvanced Materials, EarlyView.
This study demonstrates a self‐assembly process to generate free‐standing piezoelectric nanomembranes, forming ultracompact microtubular acoustic wave sensors and actuators. The miniaturized 3D piezoelectric platform reported in this work can be applied in telecommunication, energy harvesting, and acoustofluidics. Moreover, the 3D self‐assembly can add
Raphaël C. L‐M. Doineau   +9 more
wiley   +1 more source

Flexoelectrically Induced Polar Topology in Twisted SrTiO3 Membranes

open access: yesAdvanced Materials, EarlyView.
Twisted SrTiO3 bilayers host polar vortices of flexoelectric origin, revealed through combined experiment and theory. By reconstructing polarization from the toroidal moment of strain gradients, the work establishes a 3D chiral state with broken inversion and mirror symmetries.
Isabel Tenreiro   +13 more
wiley   +1 more source

The Topological Functioning Model as a Reference Model for Software Functional and Non-functional Requirements

open access: yesProceedings of the 13th International Conference on Evaluation of Novel Approaches to Software Engineering, 2018
Jānis Osis, Erika Nazaruka
openaire   +1 more source

Two-port Network Transfer Function for Power Line Topology Modeling

open access: yesRadioengineering, 2012
This paper deals with modeling of power line communication. A two-port network model is theoretically described and compared with measurement. A substantial part is focused on the mathematical description of distri¬bution network using the method, which uses chain pa¬rameter matrices describing the relation between input and output voltage and current ...
Mlynek, Petr   +3 more
openaire   +2 more sources

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