Results 71 to 80 of about 158,235 (305)

Beyond Earth: Resilience of Quasi‐2D Perovskite Solar Cells in Space

open access: yesAdvanced Materials, EarlyView.
In the article (DOI: 10.1002/adma.202520433), Christoph Putz and co‐workers demonstrate rigid quasi‐2D perovskite solar cells operating in low Earth orbit, delivering stable power for more than 100 days under real‐space conditions. In‐orbit performance is correlated with extensive ground‐based thermal and proton‐irradiation studies on rigid and ...
Christoph Putz   +17 more
wiley   +1 more source

The effects of shock layer radiation and viscous coupling on the total heating rate to a reentering blunt body [PDF]

open access: yes
Coupling radiative and convective heat transfer in hypersonic blunt body ...
Engel, C. D., Spradley, L. W.
core   +1 more source

Elephant‐Skin‐Inspired Porous Cementitious Tiles with Programmable Crack Networks for Passive Cooling

open access: yesAdvanced Materials, EarlyView.
Elephant‐skin‐inspired crack networks are programmed in porous diatomaceous earth (DE)‐cement composites using substrate‐guided, stress‐concentration induced fracture. The resulting crack lattices act as capillary conduits that redistribute water, while the porous matrix stores moisture.
Qingya Huang   +5 more
wiley   +1 more source

Impacts of Heat-Conducting Solid Wall and Heat-Generating Element on Free Convection of Al2O3/H2O Nanofluid in a Cavity with Open Border

open access: yesEnergies, 2018
Development of modern electronic devices demands a creation of effective cooling systems in the form of active or passive nature. More optimal technique for an origination of such cooling arrangement is a mathematical simulation taking into account the ...
Mikhail A. Sheremet   +3 more
doaj   +1 more source

Two-phase numerical model for thermal conductivity and convective heat transfer in nanofluids [PDF]

open access: yes, 2011
Due to the numerous applications of nanofluids, investigating and understanding of thermophysical properties of nanofluids has currently become one of the core issues.
Sasidhar Kondaraju, Joon Sang Lee
core   +1 more source

High‐Performance, Paper‐Based Microelectronics via a Micromodular Fabrication Process

open access: yesAdvanced Materials Interfaces, EarlyView.
This study demonstrates high‐performance silicon micromodular transistors on cellulose nanomaterial‐coated paper, with interconnects formed via e‐jet printing. Transistors exhibit excellent electrical properties and maintain performance under applied strain.
Rebecca K. Banner   +9 more
wiley   +1 more source

Forced Convection of Fe3O4-Water Nanofluid in a Bifurcating Channel under the Effect of Variable Magnetic Field

open access: yesEnergies, 2019
In this study, forced convection of Fe 3 O 4 ⁻water nanofluid in a bifurcating channel was numerically studied under the influence of variable magnetic.
Fatih Selimefendigil   +3 more
doaj   +1 more source

Combined conduction and natural convection cooling of offshore power cables in porous sea soil [PDF]

open access: yes, 2019
The power that can be carried by offshore power cables is often restricted by the temperature limit of the materials inside the cable. It is therefore essential to predict the heat transfer behavior of the dissipated power from the cable to the ...
Ameel, Bernd   +5 more
core   +2 more sources

A Comprehensive Review of Waste‐Derived Materials for Solar Still Performance Enhancement

open access: yesAdvanced Materials Interfaces, EarlyView.
Solar desalination reduces energy use and produces freshwater sustainably, but its productivity is limited and cannot meet rising demand. Thus, solar desalination system improvements are sought to boost water productivity. Waste materials are abundantly available and burden the environment, making them low‐cost enhancers for solar desalination systems.
A. S. Abdullah   +6 more
wiley   +1 more source

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