Results 91 to 100 of about 959,589 (309)

Development of Sustainable MgO–C Refractories Using MgO–C Recyclates and a Novel Eco‐Friendly Fructose–Tannin Binder Crosslinked With Citric Acid

open access: yesAdvanced Engineering Materials, EarlyView.
This study develops sustainable MgO–C refractories using recycled materials and eco‐friendly fructose–tannin binders. The enhanced performance of citric acid as a cross‐linker and functional additives on mechanical and thermomechanical properties was examined. Characterization included strength tests, immersion trials, and microstructural and inclusion
Dinesh K. Gunasekar   +7 more
wiley   +1 more source

A COMPUTABLE GENERAL EQUILIBRIUM APPROACH TO TRADE AND ENVIRONMENTAL MODELLING IN THE MALAYSIAN ECONOMY [PDF]

open access: yes
Environmental pollution is now a serious problem in many developing countries. One approach to mitigate the problem is to implement various pollution control policies.
Al-Amin, Abul Quasem   +2 more
core   +1 more source

Screening effects on field emission from arrays of (5,5) carbon nanotubes: Quantum-mechanical simulation

open access: yes, 2007
The simulation of field electron emission from arrays of micrometer-long open-ended (5, 5) carbon nanotubes is performed in the framework of quantum theory of many electrons.
Chunshan He   +8 more
core   +1 more source

High‐Performing Flexible Mg3Bi2 Thin‐Film Thermoelectrics

open access: yesAdvanced Science
With the advances in bulk Mg3Bi2, there is increasing interest in pursuing whether Mg3Bi2 can be fabricated into flexible thin films for wearable electronics to expand the practical applications.
Boxuan Hu   +9 more
doaj   +1 more source

Interactions of tree size, competition, and tree species drive carbon accumulation in subtropical mixed forests: A case study of the coniferous-broadleaved mixed forest in Tianmu Mountain

open access: yesEcological Indicators
Enhancing forests’ carbon storage is crucial in combating climate change. Factors like tree size, species, and competition affect carbon sequestration, but their interactive dynamics and impacts on carbon accumulation are not fully understood.
Xiaowen Dou, Mengping Tang
doaj   +1 more source

Deterministic Detection of Single Ion Implantation

open access: yesAdvanced Engineering Materials, EarlyView.
Focused ion beam implantation with high detection efficiencies will enable the rapid and scalable fabrication of advanced spin‐based technologies such as qubits. This work presents the detection efficiencies of a wide range of ions implanted into solid‐state hosts, with efficiencies of >90% recorded for ion species and substrate combinations of ...
Mason Adshead   +6 more
wiley   +1 more source

Progress of performance optimization for Mn-based SCR catalysts at low temperature

open access: yes工程科学学报
The emission of nitrogen oxides (NOx), the primary air pollutant in China, reached 8.96 million tons in 2022, considerably higher than the emissions of volatile organic compounds, particulate matter, and sulfur dioxide (SO2).
Yun XU   +7 more
doaj   +1 more source

Creating Ti–Fe α/β Alloys by Diffusion‐Driven Solid‐State Processing

open access: yesAdvanced Engineering Materials, EarlyView.
This study proposes making alloys containing fast diffusing elements that are difficult to produce by ingot metallurgy, by diffusion‐driven solid‐state HIP processing of elemental powders and low‐temperature homogenisation. Here, novel Fe‐Ti α–β alloys are formed having fine α–β lamellae, a small β prior grain size without significant intermetallics ...
Jiaqi Xu   +10 more
wiley   +1 more source

Carbon Sinks and Reservoirs: The Value of Permanence and Role of Discounting [PDF]

open access: yes
Scientists are enthusiastic about storing carbon in terrestrial sinks and geological reservoirs in order to obviate the need for lifestyle-changing reductions in fossil-fuel use.
G. Cornelis van Kooten, Pablo Benítez
core  

Defect Engineering in van der Waals Layer‐Structured Bi2Te3‐Based Materials

open access: yescMat
Bi2Te3‐based materials are widely utilised in various applications, including biosensors, photocatalysts, photodetectors, and thermoelectrics, due to their unique electrical, thermal, and mechanical properties.
Si‐Qi Liu   +5 more
doaj   +1 more source

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