Results 71 to 80 of about 71,166 (298)

Application of Pb–Fe spinel-activated carbon for phenol removal from aqueous solutions: fixed-bed adsorption studies

open access: yes, 2023
Fixed-bed studies for phenol uptake from water were carried out using a novel Pb–Fe spinel-activated carbon adsorbent. A characterization phase including TGA, FTIR, SEM, and BET analyses was performed for the developed active carbon.
Allahkarami, Esmaeil   +3 more
core   +1 more source

Synthesis of magnetic activated carbons derived from Artocarpus heterophyllus peel with different magnetization methods: comparative characterizations and hexavalent chromium adsorption study

open access: yesBMC Chemistry
Magnetic activated carbon has been proved its separation ability to overcome a main drawback of activated carbon powder. However, effect of magnetization method on characterizations and Chromium (VI) adsorption of this adsorbent from Artocarpus ...
Tran Tuyet Ngan   +4 more
doaj   +1 more source

Solution‐Processed Two‐Dimensional Indium Oxide on Sodium‐Embedded Alumina for Reconfigurable Optoelectronic Synaptic Transistors

open access: yesAdvanced Functional Materials, EarlyView.
Wafer‐scale two‐dimensioanl In2Se3 oxidized into InOx on sodium‐embedded beta‐alumina enables multifunctional reconfigurable electronics. Sodium ions accumulate within distinct spatial distribution under drain‐controlle and gate‐controlled operation. Drain‐control operation gives controllability of ultraviolet‐driven optoelectronic synaptic conductance
Jinhong Min   +13 more
wiley   +1 more source

SYNTHESIS OF MAGNETIC ACTIVATED CARBONS FROM INDUSTRIAL WASTE

open access: yesLatin American Applied Research - An international journal, 2019
The application of magnetic particle technology has shown great potential to solve problems in advanced technological areas/fields. Materials which exhibit superparamagnetic behavior at room temperature are particularly interesting because, among other applications, they are able to adsorb molecules of interest from liquid or gaseous streams and could ...
S. V. RUIZ, H. S. SILVA
openaire   +2 more sources

Orbital Geometry‐Governed Response of Pressure‐Tunable Quantum Defects in hBN

open access: yesAdvanced Functional Materials, EarlyView.
Defects in hBN act as ultrasensitive quantum manometers when the energy of the intradefect optical transitions is modified by lattice compression. The orbital geometry of the electron wave functions governs how electron hopping and Coulomb interactions react uniquely to the reduction of the van der Waals gap and in‐plane compression, leading to robust ...
Magdalena Grzeszczyk   +6 more
wiley   +1 more source

REMOVAL OF PHENOL RED BY ACTIVATED CARBON AND MAGNETIC ACTIVATED CARBONS

open access: yes, 2021
In this study, magnetic activated carbons were produced from activated carbon, and the adsorption capacities of both were determined. The adsorption experiments were carried out as a function of initial concentration, pH and time.
Kizilcikli, Irfan   +4 more
core  

Near‐Infrared Light‐Driven Zn/Au Janus Micromotors for Multiplex SERS Detection of Anticancer Drugs

open access: yesAdvanced Functional Materials, EarlyView.
Zn/Au Janus micromotors, propelled by thermophoretic effects under NIR light, function as active SERS platforms for single and multiplex detection of anticancer drugs. Their dynamic motion enhances analyte exchange at the Au interface, reducing saturation and competitive adsorption, thereby improving sensitivity and extending the linear detection range.
Tijana Maric   +8 more
wiley   +1 more source

Research on magnetic coconut activated carbon

open access: yes, 2002
Based on the special structure of surfactants, a magnetic reagent was prepared by using a paramagnetic material as magnetic nucleus and coating with two layers of surfactants. The activated carbon was magnetized because a magnetic reagent can be combined
Sun, CL, Liu, SX
core  

Eco-friendly synthesis of magnetic activated carbon from used water filter cartridges for efficient methylene blue adsorption

open access: yesCleaner Water
Using activated carbon (AC) derived from used water filter cartridges (UWFC), we developed a waste-to-resource method to remove dyes from water. Mild reactivation at 400°C for 1 h produced AC-UWFC, which was subsequently transformed into magnetic ...
Dilip D. Anuse   +7 more
doaj   +1 more source

Engineering Pendant Group Chemistry to Control Hydrophilicity and Oxidative Degradation of Thioketal‐Based Biomaterials

open access: yesAdvanced Functional Materials, EarlyView.
Thioketal (TK) polymers are promising biomaterials due to their selective biodegradation by reactive oxygen species (ROS), but they respond slowly to physiologic doses of ROS. Here, the TK bond's pendant groups are modified to enhance the degradation of TK‐based implants both in vitro and in vivo.
Karina A. Bruce   +6 more
wiley   +1 more source

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