Results 41 to 50 of about 45,771 (311)

Selective Electrochemical NOx Reduction to N2 for Sustainable Ammonia Energy Systems

open access: yesAdvanced Materials, EarlyView.
Selective electrochemical NOx reduction to N2 offers a promising route to mitigate combustion‐derived NOx emissions in ammonia energy systems. This Perspective links *NO‐mediated pathways, the key intermediate role of N2O, and low‐coverage limitations to the origins of limited N2 selectivity, establishing tandem catalysis and microenvironment ...
Zeliang Wu   +3 more
wiley   +1 more source

The role of natural and synthetic zeolites as soil amendments for mitigating the negative impacts of abiotic stresses to improve agricultural resilience

open access: yesPlant Stress
Plants are exposed to different types of biotic and abiotic stresses that reduce growth and yield. The review presents the negative effects posed by salinity, water scarcity and phytotoxic metals to the agriculture sector and underscores the protective ...
Ayesha Javaid   +4 more
doaj   +1 more source

Predicting the copper adsorption capacity on different zeolites [PDF]

open access: yesJournal of Mining and Metallurgy. Section A: Mining, 2017
In this paper the ability of three natural zeolites from different localities (Vranjska banja-VB, Igroš-I and Baia Mare-BM deposits) to remove copper has been investigated.
Milićević Sonja   +3 more
doaj   +1 more source

A Wireless, Passive Multimodal Wearable Sensor With Decoupled Sensing Capabilities

open access: yesAdvanced Materials, EarlyView.
A wireless passive multimodal electronic skin is presented for the simultaneous perception of pressure, humidity, and odor through a frequency‐divided LC resonator array. The decoupled sensing architecture suppresses cross‐interference and enables independent signal readout under superimposed stimuli while maintaining high stability.
Wenjiang Han   +8 more
wiley   +1 more source

Escaping the Scaling Relationships in Oxygen Reduction Catalysis: Implications for PEM Fuel Cells

open access: yesAdvanced Materials, EarlyView.
Escaping the scaling relationships of the oxygen reduction reaction is vital for hydrogen fuel cells. This outlook examines how interfacial heterogeneity, spanning the subsurface lattice, chemisorption layer, and near‐interface solvation volume, mechanistically decouples intermediate binding energetics.
Muhammad Bilal Wazir   +2 more
wiley   +1 more source

Synthesis And Characterization Of Zeolites From Sodium Aluminosilicate Solution [PDF]

open access: yes, 2007
Rangkaian siri sintetik zeolit telah berjaya disintesiskan daripada larutan natrium aluminosilikat dengan kepekatan Si dari 1 hingga 8 molar menggunakan habuk halus silika (fumed silica) dan natrium aluminat.
Ibrahim, Siti Aida
core  

Vapour-phase-transport rearrangement technique for the synthesis of new zeolites

open access: yesNature Communications, 2019
Assembly-Disassembly-Organization-Reassembly (ADOR) is a valuable method to prepare zeolites of predictable topologies, but has yet to be successfully applied on open framework zeolites.
Valeryia Kasneryk   +9 more
doaj   +1 more source

ACTIVATED NATURAL ZEOLITES FOR PETROLEUM HYDROCARBONS ADSORPTION

open access: yesStudia Universitatis Babes-Bolyai Chemia, 2021
This study was carried out with the aim of increasing and determining the activated zeolites’ adsorption capacity by testing their efficiency on petroleum hydrocarbons.
Maria-Alexandra HOAGHIA   +8 more
doaj   +1 more source

Covalent Attachment of Quaternary Ammonium Group to Geopolymer Surface With Silane Coupling Agent to Enable Simultaneous Adsorption of Cations and Anions

open access: yesAdvanced Materials Interfaces, EarlyView.
Modification of geopolymer surface with a silane coupling agent containing quaternary ammonium group enables the development of dual‐functioning ion exchanger for both cations and anions. In the present study, the performance of this material was demonstrated for the uptake of ammonium and nitrate from water.
Yangmei Yu   +7 more
wiley   +1 more source

Production of silver-loaded zeolites and investigation of their antimicrobial activity [PDF]

open access: yes, 2008
A thesis submitted in partial fulfilment of the requirements of the University of Wolverhampton for the degree of Doctor of PhilosophyThe production of silver-loaded zeolites either by ion exchange method or by isomorphous substitution of silver ions ...
Kwakye-Awuah, Bright
core  

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