Results 21 to 30 of about 668,045 (318)

Modulated Luminescence of Lanthanide Materials by Local Surface Plasmon Resonance Effect

open access: yesNanomaterials, 2021
Lanthanide materials have great applications in optical communication, biological fluorescence imaging, laser, and so on, due to their narrow emission bandwidths, large Stokes’ shifts, long emission lifetimes, and excellent photo-stability.
Jinhua Liu   +10 more
doaj   +1 more source

Supporting and Enhancing Materials Teaching [PDF]

open access: yes2013 ASEE Annual Conference & Exposition Proceedings, 2020
Supporting and Enhancing Materials TeachingAs engineering education in general and materials teaching in particular become broader inscope in todays’ higher education institutions, the need for teaching resources increases.Instructors across the globe can enhance their teaching by sharing experiences and supportingeach other with various resources.
Michelle Rushe, Arlindo Silva
openaire   +2 more sources

Pyroelectric effect enhancement through product property under open circuit condition [PDF]

open access: yes, 2009
An analytical model for the pyroelectric (PY) effect under open circuit condition and 2-2 connectivity laminates of various pairs of PY and nonpyroelectric (NP)/elastic materials has been developed.
Z. Huang   +3 more
core   +1 more source

Low-Frequency Noise Behavior of AlGaN/GaN HEMTs with Different Al Compositions

open access: yesCrystals, 2020
AlxGa1−xN/GaN heterostructures with two kinds of Al composition were grown by metal organic chemical vapor deposition (MOCVD) on sapphire substrates. The Al compositions in the AlGaN barrier layer were confirmed to be 13% and 28% using high resolution X ...
Yeo Jin Choi   +3 more
doaj   +1 more source

Review on thermal energy storage with phase change materials (PCMs) in building applications [PDF]

open access: yes, 2012
Thermal energy storage with phase change materials (PCMs) offers a high thermal storage density with a moderate temperature variation, and has attracted growing attention due to its important role in achieving energy conservation in buildings with ...
Zhao, Changying   +8 more
core   +1 more source

MECHANICAL PROPERTIES ENHANCEMENT OF BORON CARBIDE BASED ARMOUR MATERIALS

open access: yesJurnal Pertahanan: Media Informasi tentang Kajian dan Strategi Pertahanan yang Mengedepankan Identity, Nasionalism & Integrity, 2020
Lightweight armor materials made from ceramics have become a great interest in the past decades. There have been many research efforts to develop the high-performance ceramics for this particular application.
Priyadi Hartoko, Sean Li
doaj   +1 more source

Review on microencapsulated phase change materials (MEPCMs) : fabrication, characterization and applications [PDF]

open access: yes, 2011
The use of latent heat storage, microencapsulated phase change materials (MEPCMs), is one of the most efficient ways of storing thermal energy and it has received a growing attention in the past decade.
Zhao, Changying   +3 more
core   +1 more source

Impulse Characteristics of Soil Treated with Enhancement Materials and Various Moisture Contents

open access: yesApplied Sciences
Due to the high mineral contents of additives and enhancement materials (EMs), EMs have become popular in treating soil, which expectedly improves the electrical characteristics of soil.
Usman Muhammad   +2 more
doaj   +1 more source

Characterization of Soil Enhancement Mixtures at Low-Magnitude Currents

open access: yesApplied Sciences
Regarding the installation of grounding systems, it is not common for the installation site to be re-located due to high soil resistivity. Enhancement materials have been widely used for their known advantages, including their ability to reduce the ...
Fazlul Aman   +3 more
doaj   +1 more source

Performance Enhancement of Reverse Osmosis (RO) Membrane Using Nanocomposite Materials [PDF]

open access: yesJournal of Engineering Research - Egypt, 2019
Many attempts were made to enhance the performance of reverse osmosis (RO) membranes in the desalination process. Using ion exchange (IX) bed before RO process and modifying the structure of RO membranes are some of these attempts.
A. Kabeel   +3 more
doaj   +1 more source

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