Results 71 to 80 of about 18,420,313 (286)

Increasing Solar Energy Usage for Dwelling Heating, Using Solar Collectors and Medium Sized Vacuum Insulated Storage Tank

open access: yesEnergies, 2018
This article describes a method for increasing the solar heat energy share in the heating of a dwelling. Solar irradiation is high in summer, in early autumn, and in spring, but during that same time, the heat demand of dwellings is low.
Janar Kalder   +3 more
doaj   +1 more source

Leaftronics: Bio‐Fractal Scaffolds From Leaf Venation for Low‐Waste Electronics

open access: yesAdvanced Materials, EarlyView.
“Leaftronics” transforms naturally evolved leaf venation into quasi‐fractal scaffolds for sustainable electronics. Polymer‐infiltrated leaf skeletons can be used to fabricate ultra‐smooth, reflow‐ and thin‐film‐compatible decomposable substrates, while making the same lignocellulose networks conducting results in flexible transparent electrodes.
Rakesh Rajendran Nair   +3 more
wiley   +1 more source

Domestic Heat Pump System With Solar Thermal Collectors as Heat Source and Annual Ice Storage [PDF]

open access: yes, 2012
Aim of this paper is a theoretical and experimental investigation of a domestic heating system with heat pump using solar thermal collectors as the only heat source.
Gschwend, Andreas, Bertsch, Stefan S.
core   +1 more source

Phase Engineering of Atomically Precise Nanoclusters (APNCs) of Gold and Beyond

open access: yesAdvanced Materials, EarlyView.
Engineering the structural phase of materials is of paramount importance for both fundamental research and practical applications. In this Review, we summarize the recent progress in controlling the phases of atomically precise nanoclusters (APNCs) of gold, silver and copper, as well as bimetallic systems. The phase‐enabled material properties of APNCs
Yitong Wang   +4 more
wiley   +1 more source

Performance verification about air-based solar heating system installed in the sustainable energy hut at Syowa Station, Antarctica

open access: yesAntarctic Record, 2019
The air-based solar heating system was mounted on external walls of the sustainable energy hut at Syowa Station, Antarctica for the first time. To confirm the usefulness of the heating system, the plans of measurement of thermal condition in the ...
Takeshi Abe (Technical Research Institute, The Zenitaka Corporation)   +3 more
doaj   +1 more source

Generating Unconventional Spin‐Orbit Torques With Patterned Phase Gradients in Tungsten Thin Films

open access: yesAdvanced Materials, EarlyView.
ABSTRACT A key aim in spintronics is to achieve current‐induced magnetization switching via spin‐orbit torques without external magnetic fields. For this, the focus of recent work has been on introducing controlled lateral gradients across ferromagnet/heavy‐metal devices, giving variations in thickness, composition, or interface quality.
Lauren J. Riddiford   +9 more
wiley   +1 more source

Electron and proton heating by solar wind turbulence [PDF]

open access: yes, 2009
Previous formulations of heating and transport associated with strong magnetohydrodynamic (MHD) turbulence are generalized to incorporate separate internal energy equations for electrons and protons. Electron heat conduction is included.
Matthaeus, William H.   +9 more
core   +1 more source

Phase Engineering of Nanomaterials (PEN): Evolution, Current Challenges, and Future Opportunities

open access: yesAdvanced Materials, EarlyView.
This review summarizes the synthesis, phase transition, advanced characterization spanning ex situ to in situ and operando techniques, and diverse applications of phase engineering of nanomaterials (PEN). It further outlines key challenges and future opportunities, such as phase stability, architecture control, and artificial intelligence (AI)‐driven ...
Ye Chen   +7 more
wiley   +1 more source

Experimental Investigation of the Performance of a Building Integrated Thermal Solar Collector for Domestic Water Heating [PDF]

open access: yes, 2013
The recent increased interest in renewable energy has created a need for research in the area of solar technology, particularly solar water heating collectors and systems.
Rohorua, William Tou'anga
core  

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