Results 181 to 190 of about 309,205 (308)

A Systematic Study of GelMA‐Carbopol Bioinks for High‐Fidelity Extrusion 3D Bioprinting at Physiological Temperatures

open access: yesAdvanced Healthcare Materials, EarlyView.
Gonzalez Martinez and collaborators develop a strategy to formulate high performance GelMA‐based bioinks with low solids contents. The resulting bioinks enable 3D bioprinting at 37 °C of high‐fidelity structures with tunable mechanical properties that support high cell viability and function.
David A. González‐Martínez   +8 more
wiley   +1 more source

Efficient Agglomeration of Spatial Clubs (or: The Agglomeration of Agglomerations) [PDF]

open access: yes
We investigate here the agglomeration of spatial clubs in an efficient allocation of a club economy. The literature on agglomeration has focused largely on a primary agglomeration caused by direct attraction forces. We concentrate mainly on secondary and
Oded Hochman
core  

Unveiling the Role of Curvature in Carbon for Improved Energy Release of Ammonium Perchlorate

open access: yesAdvanced Materials, EarlyView.
High‐curvature carbon materials identified via machine learning and simulation can enhance the heat release and combustion performance of ammonium perchlorate. ABSTRACT The catalytic role of carbon curvature in the thermal decomposition of ammonium perchlorate (AP) remains largely unexplored. To address this gap, this study employs machine learning and
Dan Liu   +8 more
wiley   +1 more source

Glückler, J., Lazega, E. and Hammer, I. (eds.): Knowledge and Networks

open access: yesHungarian Geographical Bulletin, 2018
Balázs Lengyel
doaj   +1 more source

Agglomeration Economies and Linkage Externalities in Urban Manufacturing Industries - A Case of Japanese Cities [PDF]

open access: yes
Agglomeration economies are usually divided into two categories: urbanization economies and localization economies. In 80fs a number of attempts have been devoted to estimate urbanization economies and/or localization economies. After the work by Glaeser
Ryohei Nakamura
core  

Mixed‐Metal Promotion in a Manganese‐Molybdenum Oxynitride as Catalyst to Integrate C─C and C─N Coupling Reactions for the Direct Synthesis of Acetonitrile from Syngas and Ammonia

open access: yesAdvanced Materials, EarlyView.
Transition metal oxy/carbo‐nitrides show great promise as catalysts for sustainable processes. A Mn‐Mo mixed‐metal oxynitride attains remarkable performance for the direct synthesis of acetonitrile, an important commodity chemical, via sequential C─N and C─C coupling from syngas (C1) and ammonia (N1) feedstocks.
M. Elena Martínez‐Monje   +7 more
wiley   +1 more source

Agglomeration and Economic Growth: Some Puzzles [PDF]

open access: yes
Knowledge spillovers and technical externalities play a fundamental role in basically all endogenous growth models. In a context of increasing returns to scale and transportation costs it seems reasonable to assume that regional agglomeration of ...
Federica Sbergami
core  

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