Results 111 to 120 of about 92,890 (306)

Ferroelectric Quantum Dots for Retinomorphic In‐Sensor Computing

open access: yesAdvanced Materials, EarlyView.
This work has provided a protocol for fabricating retinomorphic phototransistors by integrating ferroelectric ligands with quantum dots. The resulting device combines ferroelectricity, optical responsiveness, and low‐power operation to enable adaptive signal amplification and high recognition accuracy under low‐light conditions, while supporting ...
Tingyu Long   +26 more
wiley   +1 more source

Development and characterisation of monolithic silica stationary phases for ion chromatography [PDF]

open access: yes, 2006
Silica based monolithic HPLC columns have received much attention in recent years, particularly those modified for reversed-phase separations. However, for ionexchange, silica based monolithic columns have received only limited attention.
Sugrue, Edel
core  

Kelvin Probe Force Microscopy in Bionanotechnology: Current Advances and Future Perspectives

open access: yesAdvanced Materials, EarlyView.
Kelvin probe force microscopy (KPFM) enables the nanoscale mapping of electrostatic surface potentials. While widely applied in materials science, its use in biological systems remains emerging. This review presents recent advances in KPFM applied to biological samples and provides a critical perspective on current limitations and future directions for
Ehsan Rahimi   +4 more
wiley   +1 more source

Metal-based nanofiber scaffolds for heavy metal ion in water remediation by adsorption

open access: yes, 2019
 This work explored the potential of metal and metal-based nanofibers, with tailored fiber nanocrystal morphology and composition, for applications in inorganic adsorption.
Elise Des Ligneris (4479802)
core  

Analysis of heavy metal ions (Pb, Hg, Cr, Cd, As) capture & detection based on quinoline probe binding data

open access: yesScientific Reports
This research employs the density functional theory method to study the coordination and capture of the “five toxic” heavy metal ions (Pb, Hg, Cr, Cd, and arsenic) by quinoline—derivative molecular probes.
Wenbo Lan   +5 more
doaj   +1 more source

Experimental study on freezing temperature and its influencing factors of loess contaminated by heavy metals

open access: yesCase Studies in Thermal Engineering
This paper attempts to reveal the freezing temperature and its influencing factors of heavy metal-contaminated loess by adopting two cooling methods: fast and slow grading.
Wei Cao   +3 more
doaj   +1 more source

Microscopic Insights into Magnetic Warping and Time‐Reversal Symmetry Breaking in Topological Surface States of Rare‐Earth‐Doped Bi2Te3

open access: yesAdvanced Materials, EarlyView.
Magnetic doping of the topological insulator Bi2Te3 with erbium adatoms induces out‐of‐plane magnetism and breaks time‐reversal symmetry, opening a Dirac gap and driving a Fermi surface transition from hexagonal to star‐of‐David geometry. Microscopy, spectroscopy, and magnetic dichroism reveal atomically controlled magnetic interactions that tailor the
Beatriz Muñiz Cano   +18 more
wiley   +1 more source

Ageing landfills [PDF]

open access: yes, 2008
In Sweden, a large number of closed landfills containing a mixture of household waste and waste from industries and other sources exist. These landfills originate from a time when regulations were less strict and contain large amounts of organic material
Östman, Monica
core  

Copper Resistance Mechanism and Copper Response Genes in Corynebacterium crenatum

open access: yesMicroorganisms
Heavy metal resistance mechanisms and heavy metal response genes are crucial for microbial utilization in heavy metal remediation. Here, Corynebacterium crenatum was proven to possess good tolerance in resistance to copper.
Mingzhu Huang   +8 more
doaj   +1 more source

Water Permeates and Plasticizes Amorphous Carbon Dots: Unraveling the Inner Accessibility of the Nanoparticles by Glass Transition Studies

open access: yesAdvanced Materials, EarlyView.
The water permeability of amorphous carbon dots (CDs) is demonstrated by investigating their plasticization. Novel polyamide‐based and amorphous nanoparticles are synthesized by controlling their inner packing density. Water plasticization is evidenced by the decrease of the CDs glass transition temperature with increasing the hydration degree.
Elisa Sturabotti   +8 more
wiley   +1 more source

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