Results 21 to 30 of about 76,165 (236)

Enhanced hydrogen storage in Ni/Ce composite oxides [PDF]

open access: yes, 2007
The properties of dried (but not calcined) coprecipitated nickel ceria systems have been investigated in terms of their hydrogen emission characteristics following activation in hydrogen.
Berlouis, Leonard E. A.   +7 more
core   +1 more source

Ceria–terbia solid solution nanobelts with high catalytic activities for CO oxidation [PDF]

open access: yes, 2009
Ceria–terbia solid solution nanobelts were prepared by an electrochemical route and tested as catalysts of high activity for CO ...
Arurault, Laurent   +5 more
core   +2 more sources

Insight into the Contributions of Surface Oxygen Vacancies on the Promoted Photocatalytic Property of Nanoceria

open access: yesNanomaterials, 2021
Oxygen vacancies (OVs) have critical effects on the photoelectric characterizations and photocatalytic activity of nanoceria, but the contributions of surface OVs on the promoted photocatalytic properties are not clear yet.
Yuanpei Lan   +8 more
doaj   +1 more source

Reduced erbium-doped ceria nanoparticles: one nano-host applicable for simultaneous optical down- and up-conversions [PDF]

open access: yes, 2014
This paper introduces a new synthesis procedure to form erbium-doped ceria nanoparticles (EDC NPs) that can act as an optical medium for both up-conversion and down-conversion in the same time.
Clavel, Michael   +7 more
core   +3 more sources

KECENDERUNGAN PERILAKU BULLYING DITINJAU DARI TIPE KEPRIBADIAN BIG FIVE

open access: yesAnfusina: Journal of Psychology, 2019
Penelitian ini dilakukan untuk mengetahui kecenderungan perilaku bullying yang ditinjau dari lima tipe kepribadian. Sampel penelitian ini adalah siswa SMA Negeri 7 Bandar Lampung sebanyak 86 orang.
Ceria Pertiwi
doaj   +1 more source

Inverse opal ceria–zirconia: architectural engineering for heterogeneous catalysis [PDF]

open access: yes, 2008
The application of inverse opal structured materials is extended to the ceria–zirconia (Ce_(0.5)Zr_(0.5)O_2) system and the significance of material architecture on heterogeneous catalysis, specifically, chemical oxidation, is ...
Chueh, William C.   +4 more
core   +2 more sources

Oxygen Transfer on Substituted ZrO2, Bi2O3, and CeO2 Electrolytes with Platinum Electrodes II. A-C Impedance Study [PDF]

open access: yes, 1983
An equivalent electrical circuit that describes the electrode processes on different electrolytes, using porous Pt electrodes,is given. Diffusional processes are important and have to be presented by Warburg components in the circuit.
Burggraaf, A.J., Verkerk, M.J.
core   +8 more sources

Gold/QDs-Embedded-Ceria Nanoparticles: Optical Fluorescence Enhancement as a Quenching Sensor

open access: yesApplied Sciences, 2020
This work focuses on improving the fluorescence intensity of cerium oxide (ceria) nanoparticles (NPs) through added plasmonic nanostructures. Ceria nanoparticles are fluorescent nanostructures which can emit visible fluorescence emissions under violet ...
Nader Shehata, Effat Samir, Ishac Kandas
doaj   +1 more source

Direct Single-Enzyme Biomineralization of Catalytically Active Ceria and Ceria–Zirconia Nanocrystals [PDF]

open access: yesACS Nano, 2017
Biomineralization is an intriguing approach to the synthesis of functional inorganic materials for energy applications whereby biological systems are engineered to mineralize inorganic materials and control their structure over multiple length scales under mild reaction conditions.
Christopher D. Curran   +5 more
openaire   +3 more sources

Peningkatan Kemampuan Berhitung 1-20 Melalui Penggunaan Media Corong Berhitung pada Siswa Kelompok B1 Taman Kanak-Kanak Muslimat Wonocolo Surabaya

open access: yesJECED: Journal of Early Childhood Education and Development, 2019
This research is backgrounded by the low ability in counting 1-20 related to calculation and diminution. It is proven by the result of doing the enrichment exercises which was done by 20 students in a class but only 5 students who got BHS score ...
Fajar Karuniawati   +1 more
doaj   +1 more source

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