Results 101 to 110 of about 42,990 (252)

Go/Zrp as an Effective Adsorbent for Pb(II) Ions Removal From Water: Preparation, Adsorption Behavior, and Equilibrium Studies

open access: yesChemNanoMat, Volume 12, Issue 6, June 2026.
Contaminated water, especially with heavy metals like lead (Pb(II)), poses significant risks to both ecosystems and human health. This study explores effective materials for removing Pb(II) ions from water, focusing on graphene oxide (GO)‐based nanocomposites known for their high adsorption capacity.
Lebohang Seromo   +2 more
wiley   +1 more source

Resonance energy transfer from PbS colloidal quantum dots to bulk silicon: the road to hybrid photovoltaics

open access: yes, 2012
Semiconductor Quantum Dots (QDs) are promising materials for photovoltaic applications because they can be engineered to absorb light from visible to near infrared and single absorbed photons can generate multiple excitons.
Brossard, M.   +6 more
core   +1 more source

Novel Strongly Basic Molecularly Imprinted Solid‐Phase Extraction Sorbent for Simultaneous Determination of Catecholamines and Their Metabolites in Urine

open access: yesJournal of Separation Science, Volume 49, Issue 6, June 2026.
ABSTRACT Catecholamines are important hormones and neuromediators in the human body. Simultaneous determination of both catecholamines and catecholamine metabolites in bodily fluids can help accurately diagnose dangerous health conditions like adrenal tumors.
Artūrs Šilaks   +4 more
wiley   +1 more source

Freundlich Adsorption Isotherms of Adsorbent from H3PO4 and ZnCl2 Treated Irish Potato Peels

open access: yes, 2013
Activated carbon from irish potato peels, treated with H3PO4 and ZnCl2 were prepared using the one and two stage processes. The study was designed to model the adsorption of a dye, methylene blue, using the Freundlich isotherm model.
Itodo, AU   +3 more
core   +1 more source

Adorption Isotherms Penicillin by Activated Carbon and Graphene with model Langmuir, Freundlich and Temkin [PDF]

open access: yes, 2020
The purpose is of this investigation the adsorption isotherm Penicillin as a antibiotic drug by Activated Carbon and graphene with the model Langmuir, Freundlich and Temkin .
Mehdi Vadi   +3 more
core  

Impact of Acid Dopants (HCl vs. H2SO4) on the Structure, Performance, and Reusability of Bio‐Based Luffa/Polyaniline Composites for Methylene Blue Adsorption

open access: yesChemistryOpen, Volume 15, Issue 6, June 2026.
Evaluation of the impact of acidic dopants (HCl vs. H2SO4) on bio‐derived luffa/polyaniline composites for methylene blue adsorption. Sustainable and low‐cost Luffa cylindrica/polyaniline (LC/PAN) composite adsorbents were developed for the removal of methylene blue (MB) from aqueous solutions. The effect of acid dopants (hydrochloric acid and sulfuric
Rayane Mehennaoui   +5 more
wiley   +1 more source

Recent Advances on Application of Modified Biochar for the Removal of Pharmaceutical Compounds from Wastewater

open access: yesChemistryOpen, Volume 15, Issue 6, June 2026.
Modified biochar is an effective adsorbent for removing pharmaceutical contaminants from water. Physical and chemical modifications enhance its surface area, porosity, and functionality, enabling multiple adsorption mechanisms. These synergistic interactions improve removal efficiency.
Ebrahim Tangestani   +3 more
wiley   +1 more source

Leo Freundlich Collection 1938-1964

open access: yes
The collection contains a letter from Ada Biernbrodt-Freundlich to the Leo Baeck Institute discussing her husband Leo Freundlich's life and career, two personal letters sent from Leo Freundlich to Ava while traveling, and photograph of Leo and Ava ...
Biernbrodt-Freundlich, Ada   +1 more
core  

Molecularly Imprinted Polymers for the Extraction of Methyl Yellow From Spiked Aqueous Medium

open access: yesPolymers for Advanced Technologies, Volume 37, Issue 6, June 2026.
ABSTRACT Methyl yellow imprinted polymers (MY‐MIPs) were synthesized via modified precipitation polymerization approach and successfully applied for the adsorption of methyl yellow (MY) from spiked aqueous media. For the synthesis, acrylamide (Aam) was used as functional monomer while 3‐aminopropyltriethoxysilane (APTES) and triethoxyvinylsilane (VTES)
Syed Salman Shafqat   +7 more
wiley   +1 more source

Siegfried Freundlich, Hamburg, Poststr. 2-4

open access: yes
SIEGFRIED FREUNDLICH, HAMBURG, POSTSTR. 2-4 Siegfried Freundlich, Hamburg, Poststr. 2-4 ( -
Siegfried Freundlich
core  

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