Results 111 to 120 of about 7,462,170 (375)

Sales Effort Investment and the Success of Online Product Crowdfunding

open access: yesIEEE Access, 2019
In this paper, we investigate sales effort decisions for a crowdfunding market. We formulate three mathematical models for the constructed sales effort scenarios, respectively. After comparing the optimal solutions under the three scenarios, we determine
Cui Zhao, Yao Zhang, Boyu Liu
doaj   +1 more source

Problem centred city-hinterland management - a scientific and policy approach [PDF]

open access: yes
According to models of urban development the relations between city cores and its hinterlands are defined by strong inter-linkages and interdependencies.
Schuh, Bernd, Sedlacek, Sabine
core  

Нанотехнологии: история развития и перспективы [PDF]

open access: yes, 2009
В статье раскрывается история развития и перспективы нанотехнологий. Показано, что в развитии этой области достигнут значительный прогресс, а в будущем нанотехнологии будут выступать фундаментальным фактором в развитии науки и общества, в связи с чем ...
Владленова, Илиана Викторовна
core  

Adaptable Tile‐Based Pneumatic Origami through Structurally Coupled Localized Actuation

open access: yesAdvanced Engineering Materials, EarlyView.
This article presents tile‐based pneumatic origami structures with rigid tiles and flexible fabric creases, achieving adaptable properties including morphing shape, selective multistability, and tunable stiffness. Independently pressurized folding bladders at each crease enable structurally coupled localized actuation of origami structures.
Tiantian Li, Jonathan Luntz, Diann Brei
wiley   +1 more source

An Inkjet‐Printed Platinum‐Based Temperature Sensing Element on Polyimide Substrates

open access: yesAdvanced Engineering Materials, EarlyView.
An inkjet‐printed, meander‐structured, nanoparticle platinum‐based resistive temperature sensors on polyimide substrates are demonstrated as proof‐of‐concept. Optimized sintering at 250°C enables stable conductive structures. The Pt100‐ and Pt1000‐type sensors exhibit linear resistance–temperature characteristics with stable TCR in the 20°C–80°C range,
Shawon Alam   +6 more
wiley   +1 more source

R&D Co-operation in European Post-transition Economies [PDF]

open access: yes, 2013
Innovation systems abroad become more and more important to multinational enterprises (MNEs) as sources of knowledge and technology. On the other hand, MNEs' foreign subsidiaries can be considered agents of technological and economic development in their
Gauselmann, Andrea
core  

Enabling Digital Continuity in Virtual Manufacturing for Eco‐Efficiency Assessment of Lightweight Structures by Means of a Domain‐Specific Structural Mechanics Language: Requirements, Idea and Proof of Concept

open access: yesAdvanced Engineering Materials, EarlyView.
This article presents a solver‐agnostic domain‐specific language (DSL) for computational structural mechanics that strengthens interoperability in virtual product development. Using a hierarchical data model, the DSL enables seamless exchange between diverse simulation tools and numerical methods.
Martin Rädel   +3 more
wiley   +1 more source

The Economic and Spatial Peripherality of Border Regions in Southeastern Europe [PDF]

open access: yes, 2003
It is obvious that trans-border co-operations are one of the most important aspects of the economic integration of European Union. In the ongoing integration process many scientific work is done with regard to borders of the countries.
Erkut, Gülden, Özgen, Ceren
core  

Investigating the Effects of Build Height on Mechanical Behavior of Large‐Scale Laser Wire Directed Energy Deposited Nickel Titanium Alloy

open access: yesAdvanced Engineering Materials, EarlyView.
Laser wire directed energy deposition process was leveraged to fabricate large scale NiTi alloy wall. Evaluation of build‐height‐dependent tribo‐mechanical properties revealed significant differences in location specific sample characteristics. The middle region achieved optimal performance (superior wear resistance, balanced strength‐ductility ...
Hyunsuk Choi   +5 more
wiley   +1 more source

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