Results 51 to 60 of about 22,242 (292)

Arbuscular mycorrhizal fungal inoculation increases the bioavailability of zinc and iron in wheat grain

open access: yesPLANTS, PEOPLE, PLANET, EarlyView.
Bread wheat is an important crop that supplies calories and nutrients to the global population. Enhancing the concentrations and bioavailability of essential micronutrients in wheat is crucial for human nutrition, and we investigated whether arbuscular mycorrhizal (AM) fungi can contribute to the biofortification of wheat.
Thi Diem Nguyen   +5 more
wiley   +1 more source

Design and magnetic properties of gradient Fe(Si)/Fe structure soft magnetic composites

open access: yesJournal of Materials Research and Technology
Soft magnetic composites (SMCs) play a key role in the electric energy conversion, developing higher magnetization and lower loss SMCs is a strategy for modern power system and electric devices.
Xiaoyu Wang, Ziru Zheng, Kun Peng
doaj   +1 more source

In situ study of fracture behavior of ultrafine WC–Co cemented carbide

open access: yesMaterials Research Letters, 2017
The fracture behavior of ultrafine WC–Co cemented carbide was demonstrated by in situ tensile tests in a transmission electron microscope. Using two kinds of cemented carbide samples with and without previously introduced microcracks, the process from ...
Xingwei Liu   +6 more
doaj   +1 more source

Wear mechanisms of WC-Co drill bit inserts against alumina counterface under dry friction: Part 2 — Graded WC-Co inserts [PDF]

open access: yes, 2015
The tribological behaviour of innovative graded cemented carbide inserts were studied by using a rotary tribometer and abrasive alumina counterfaces. This work completes the study made on commercial inserts with homogeneous cobalt content.
Colin, Christophe   +5 more
core   +3 more sources

Carbon Material Films for Flexible and Efficient Electromagnetic Interference Shielding: A Review

open access: yesRare Metals, EarlyView.
ABSTRACT With the rapid development of technology such as the Internet and electronic devices, electromagnetic radiation pollution has become an increasingly prominent issue, which negatively impacts both human health and the normal operation of equipment.
Yu‐Xin Chen   +10 more
wiley   +1 more source

Development of a TaN-Ce Machine Learning Potential and Its Application to Solid–Liquid Interface Simulations

open access: yesMetals
This study develops a machine learning potential (MLP) based on the Moment Tensor Potential (MTP) method for the TaN-Ce system. This potential is employed to investigate the interfacial structure and wetting behavior between liquid Ce and solid TaN ...
Yunhan Zhang   +4 more
doaj   +1 more source

Fabrication of binder-free ultrafine WC-6CO composites by coupled multi-physical fields activation technology [PDF]

open access: yes, 2013
A novel sintering method, named as coupled multi-physical fields activation technology, has been introduced for the forming of various material powder systems.
Huang, Kunlan   +4 more
core   +1 more source

Production of arsenical bronze using speiss on the Elephantine Island (Aswan, Egypt) during the Middle Kingdom (Middle Bronze Age) (c.2000–1650 BCE)

open access: yesArchaeometry, EarlyView.
Abstract This paper presents the first direct evidence of the slags produced during the cementation alloying process of Cu with speiss inside ceramic crucibles, thus representing Cu alloying with As in Middle Kingdom Egypt. The settlement deposits from the Middle Bronze Age were excavated on Elephantine Island, within modern Aswan.
Jiří Kmošek, Martin Odler
wiley   +1 more source

Effect of Y2O3 Addition on High-Temperature Oxidation of Binderless Tungsten Carbide

open access: yesFrontiers in Materials, 2021
High-temperature oxidation tests were carried out on binderless tungsten carbide (WC) with different Y2O3 contents (0, 1, 2, 3, and 4 wt.%) and on YG3 cemented carbide.
Jinfang Wang   +10 more
doaj   +1 more source

Dry sliding friction and wear response of WC-Co hardmetal pairs in linearly reciprocating and rotating contact [PDF]

open access: yes, 2011
This paper presents an experimental evaluation of friction and wear properties of WC-Co cemented carbides. A comparison is made between unlubricated rotating and linearly reciprocating pin-onplate sliding pairs. The plate specimens were WC-10wt%Co grades
Bonny, Koenraad   +7 more
core   +1 more source

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