Results 41 to 50 of about 9,387 (213)

A partial molar volume for B 2 O 3 in haplogranitic melt [PDF]

open access: yes, 1992
The densitiesa nd thermal expansivitieso f boron-bearingh aplogranitic glassesa nd Iiquids have been determined using a combination of scanning .florimetry and dilatomelry. B2O3 reduces the density of haplogranitic liquids (at 750'C) from 2.295 t 0.006 g
Dingwell, Donald B.   +2 more
core   +1 more source

Experimental strategies for the investigation of low temperature properties in granitic and pegmatitic melts [PDF]

open access: yes, 1993
The physical behavior of silicate melts during the final stages of intrusion in the earth's crust are poorly understood. In particular, the low temperature limit of igneous petrogenesis is poorly constrained.
Adam   +37 more
core   +1 more source

Review: Insight on Porous Carbon Positive Electrode for Sodium‐Ion Capacitors: Interplay Between Synthesis, Properties, and Performance

open access: yesAdvanced Science, EarlyView.
Sodium ion capacitor (SIC) is currently constrained by the low discharge capacity of commercial activated carbon as positive electrode material. This review provides a holistic summary of research efforts on alternative porous carbon materials for SIC. Image created by the authors with www.biorender.com.
Ademola Adeniji   +2 more
wiley   +1 more source

Influence of Quenching and Partitioning Parameters on Phase Transformations and Mechanical Properties of Medium Manganese Steel for Press-Hardening Application

open access: yesMetals, 2021
It has been proven that through targeted quenching and partitioning (Q & P), medium manganese steels can exhibit excellent mechanical properties combining very high strength and ductility.
Charline Blankart   +2 more
doaj   +1 more source

Graphite Co‐Intercalation Chemistry in Sodium‐Ion Batteries

open access: yesBatteries &Supercaps, Volume 8, Issue 3, March 2025.
Traditional intercalation chemistry in lithium‐ion batteries cannot allow sodium storage in graphite. The co‐intercalation chemistry changes the situation. It enables reversible and ultrafast sodium storage in graphite. Revisiting challenges and summarizing recent advances are of significant importance to exploit the full potential of graphite in ...
Linlong Lyu, Yuyang Yi, Zheng‐Long Xu
wiley   +1 more source

In situ characterization of hydrogen absorption in nanoporous palladium produced by dealloying

open access: yesBeilstein Journal of Nanotechnology, 2016
Palladium is a frequently used model system for hydrogen storage. During the past few decades, particular interest was placed on the superior H-absorption properties of nanostructured Pd systems.
Eva-Maria Steyskal   +3 more
doaj   +1 more source

Comparative Investigation of Three Mg Doping Strategies in NMC811 Cathodes for High‐Energy Density Lithium‐Ion Batteries

open access: yesBatteries &Supercaps, EarlyView.
Magnesium (Mg) doping is explored as a stabilization strategy for high‐capacity LiNi0.8Mn0.1Co0.1O2 (NMC811) cathodes. Three doping routes are compared, revealing that solid‐state lithiation delivers the best cycling stability. Operando X‐ray diffraction and electrochemical dilatometry link reduced cation mixing and lattice stabilization to improved ...
Anna Kobets   +8 more
wiley   +1 more source

Design of High‐Performance MnCo1.5Cu0.5O4 Spinel Contact Material with Optimized Electrical Conductivity and Thermal Stability for Solid Oxide Electrolysis Cells by Cu Doping

open access: yesENERGY &ENVIRONMENTAL MATERIALS, EarlyView.
Cu‐doped spinel MnCo1.5Cu0.5O4 exhibits excellent conductivity and stability as SOC contact material. After 1000‐h aging at 850 °C, the contact layer maintains a 10 mΩ cm2 ASR value, and a single‐cell stack achieves a H2O/CO2 co‐electrolysis power density of 0.52 W cm−2.
Haozhen Li   +7 more
wiley   +1 more source

Investigation of the Oven Process in Indirect Metal Laser Sintering [PDF]

open access: yes, 2004
This paper deals with the optimization of Indirect Metal Laser Sintering. Different experimental analyses have proven that the oven process is highly responsible for the part distortion.
Seefried, M., Zaeh, M. F.
core   +1 more source

Fused Filament Fabrication and Recycling of Bio‐Based Polyamide 11 Reinforced With Recycled Short Carbon Fibers

open access: yesPolymer Composites, EarlyView.
Fused Filament Fabrication and Recycling of Bio‐Based Polyamide 11 Reinforced With Recycled Short Carbon Fibers. Sample preparation, mechanical properties improvement after rCF addition and properties retainment after recycling. ABSTRACT This research investigates the fused filament fabrication (FFF) and recycling of bio‐based polyamide 11 (PA11 ...
Mirko Coser   +2 more
wiley   +1 more source

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