Results 31 to 40 of about 30,626 (294)

Establishing a Model Precursor System: Over a Decade of Research on Carbon Dots from the Citric Acid‐Urea System

open access: yesAdvanced Functional Materials, EarlyView.
The citric acid/urea (CA‐Urea) precursor system offers a versatile, scalable route to carbon dots with tunable luminescence and multifunctionality. Mechanistic insights into precursor chemistry and reaction parameters have enabled doping, surface modification, and hybridization strategies, yielding CDs for luminescent devices, sensing, catalysis ...
Yupeng Liu   +10 more
wiley   +1 more source

Preparing Sc-Bearing Master Alloy Using Aluminum–Magnesium Thermoreduction Method

open access: yesMetals, 2020
In this study, preparation of Al–Mg–Sc master alloy tests were carried out by Al–Mg thermoreduction method. Stirring by blowing argon and pressing with molten salt jar were adopted to reduce scandium segregation and upgrading scandium recovery of ...
Junhui Xiao   +4 more
doaj   +1 more source

From Mott insulator to ferromagnetic metal: a pressure study of Ca$_{2}$RuO$_{4}$ [PDF]

open access: yes, 2000
We show that the pressure-temperature phase diagram of the Mott insulator Ca$_{2}$RuO$_{4}$ features a metal-insulator transition at 0.5GPa: at 300K from paramagnetic insulator to paramagnetic quasi-two-dimensional metal; at $T \leq$ 12K from ...
Alireza, Patricia   +9 more
core   +3 more sources

Design of High‐Energy Anode for All‐Solid‐State Lithium Batteries–A Model with Borohydride‐Based Electrolytes

open access: yesAdvanced Materials Interfaces, EarlyView.
This study proposes a function‐sharing anode design to enable nonmetallic lithium insertion while maintaining intimate interfacial contact with the solid‐state electrolyte. A combination of lithium‐compatible and conformable borohydrides, highly conformable indium metal, less‐graphitized acetylene black, and a layer of highly graphitized massive ...
Keita Kurigami   +3 more
wiley   +1 more source

Designing and construction of elements of the building with usage of fiberglass reinforcements of LLC «SК» [PDF]

open access: yesСтроительство уникальных зданий и сооружений, 2014
The review of the main physic mechanical characteristics of steel and nonmetallic composite reinforcements is presented in article. Much attention is paid to recommendations for designing building constructions of different functions with nonmetallic
Zhanna Sergeevna Teplova   +3 more
doaj  

Improved retort for cleaning metal powders with hydrogen [PDF]

open access: yes, 1969
Improved cleaning retort produces uniform temperature distribution in the heated zone and minimizes hydrogen channeling through the powder bed. Retort can be used for nonmetallic powders, sintering in a reducing atmosphere, and for cleaning powders in ...
Arias, A.
core   +1 more source

New Directions in Focused Ion Beam Induced Deposition for the Nanoprinting of Functional 3D Heterostructures

open access: yesAdvanced Materials Technologies, EarlyView.
Here, it is shown that focused ion beam induced deposition (FIBID) using helium and neon ions enables advanced high‐resolution 3D nanoprinting achieving precise multimaterial architectures and engineered internal voids. Thus, FIBID with finely focused noble gas ion species is presented as a unique platform for designing functional nanomaterials for ...
Frances Isabel Allen
wiley   +1 more source

Development of effective program of investment projects for improving financial standing of an enterprise for production of nonmetallic building materials

open access: yesГорные науки и технологии, 2016
The review of the current standing of the industry for production of nonmetallic building materials was performed, which showed that consumption of nonmetallic building materials steadily grows year by year.
N. V. Galieva, N. O. Parshin
doaj   +1 more source

System Theoretical Study on the Effect of Variable Nonmetallic Doping on Improving Catalytic Activity of 2D-Ti3C2O2 for Hydrogen Evolution Reaction

open access: yesNanomaterials, 2021
2D MXenes have been found to be one of the most promising catalysts for hydrogen evolution reaction (HER) due to their excellent electronic conductivity, hydrophilic nature, porosity and stability. Nonmetallic (NM) element doping is an effective approach
Ye Su   +6 more
doaj   +1 more source

Thermal conductivity and dielectric constant of silicate materials [PDF]

open access: yes, 1968
Report on the thermal conductivity and dielectric constant of nonmetallic materials evaluates the mechanisms of heat transfer in evacuated silicate powders and establishes the complex dielectric constant of these materials.
Simon, I., Wechsler, A. E.
core   +1 more source

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