Results 81 to 90 of about 94,956 (292)

A Dual‐Ion Multiphysics Model for Smart and Sustainable Sensors Based on Bacterial Cellulose

open access: yesAdvanced Intelligent Systems, EarlyView.
Bacterial cellulose (BC), functionalized with ionic liquids (ILs) and conductive polymers, offers promise for sustainable sensor applications. To enable real‐world integration, this work presents the first dual‐carrier, multiphysics white‐box model of mechanoelectric transduction in BC–IL sensors, combining mechanical deformation and ion transport ...
Francesca Sapuppo   +7 more
wiley   +1 more source

Fission studies with 140 MeV $\bm{\alpha}$-Particles

open access: yes, 2009
Binary fission induced by 140 MeV $\alpha$-particles has been measured for $^{\rm nat}$Ag, $^{139}$La, $^{165}$Ho and $^{197}$Au targets. The measured quantities are the total kinetic energies, fragment masses, and fission cross sections. The results are
A. Buttkewitz   +12 more
core   +1 more source

Roles of Lanthanum and Cerium in Grain Refinement of Steels during Solidification

open access: yesMetals, 2018
Refinement of as-cast structures is one of the most effective approaches to improve mechanical properties, formability, and surface quality of steel castings and ingots.
Yunping Ji, Ming-Xing Zhang, Huiping Ren
doaj   +1 more source

Redox‐Responsive Mitochondrial Delivery from Functionalized Vascular Stent Surfaces

open access: yesAdvanced NanoBiomed Research, EarlyView.
A redox‐responsive stent surface is engineered to deliver functional mitochondria in response to oxidative stress. Upon exposure to reactive oxygen species, grafted mitochondria are released, internalized by vascular cells, and restore mitochondrial function under stress.
Fang Tang   +3 more
wiley   +1 more source

A Novel Dielectric Anomaly in Cuprates and Nickelates: Signature of an Electronic Glassy State

open access: yes, 2004
The low-frequency dielectric response of hole-doped insulators La_{2}Cu_{1-x}Li_{x}O_{4} and La_{2-x}Sr_{x}NiO_{4} shows a large dielectric constant \epsilon ^{'} at high temperature and a step-like drop by a factor of 100 at a material-dependent low ...
A. V. Balatsky   +15 more
core   +1 more source

Decay time characteristics of La2O2S:Eu and La2O2S:Tb for use within an optical sensor for human skin temperature measurement [PDF]

open access: yes, 2008
We focus on the development of a remote temperature sensing technology, i.e., an optical laser-based sensor, using thermographic phosphors for medical applications, particularly within an electromagnetically hostile magnetic resonance imaging (MRI ...
Allison   +12 more
core   +1 more source

Analysis of Lanthanum and Cobalt Leaching Aimed at Effective Recycling Strategies of Solid Oxide Cells [PDF]

open access: gold, 2022
Alice Benedetto Mas   +5 more
openalex   +1 more source

A Review on Magnesium Based Metal Hydrides for Thermal Energy Storage Systems

open access: yesAsia-Pacific Journal of Chemical Engineering, EarlyView.
ABSTRACT The hydrogen storage in metal hydrides is an imminent, innovative, and environmentally beneficial approach that offers benefits for example, an ample amount of storage and elasticity in terms of thermodynamics necessary for hydrogen absorption and release.
Asif Nizam   +3 more
wiley   +1 more source

Lanthanum Recovery from Aqueous Solutions by Adsorption onto Silica Xerogel with Iron Oxide and Zinc Oxide

open access: yesGels
From the lanthanide group, part of the rare earth elements (REEs), lanthanum is one of the most important elements given its application potential. Although it does not have severe toxicity to the environment, its increased usage in advanced technologies
Ionuţ Bălescu   +10 more
doaj   +1 more source

Magnetron Sputtering Synthesis of La‐Doped BiFeO3 Thin Films and Enhanced Exchange Bias in CoFeB/Bi1‐xLaxFeO3 Heterostructures

open access: yesAdvanced Physics Research, EarlyView.
This study explores the epitaxial growth of high‐quality La‐doped BiFeO3 (BLFO) thin films at 550 °C using magnetron sputtering. The films exhibit good ferroelectric properties and low leakage current. A BLFO/CoFeB heterostructure is constructed, achieving an exchange bias field exceeding the coercive field at room temperature.
Zhiqin Zhou   +10 more
wiley   +1 more source

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