Lead deficiency and hydrogen content in battery electrode. beta. -PbO/sub 2/
Journal Article
·
· J. Electrochem. Soc.; (United States)
Neutron powder diffraction data have been collected for ..beta..-PbO/sub 2/ obtained from lead-acid battery plates cycled in H/sub 2/SO/sub 4/ and D/sub 2/SO/sub 4/. A comparison of total scattering cross sections for the hydrogenated sample vs. the deuterated sample indicates a bulk hydrogen concentration of 0.21 H atoms per PbO/sub 2/ unit. Rietveld refinements of the data yield the expected tetragonal ..beta..-PbO/sub 2/ structure, P4/sub 2//mnm, with a 3-5% vacancy concentration on the lead sites. These results suggest that at least part of the hydrogen is incorporated into the ..beta..-PbO/sub 2/ crystalline lattice.
- Research Organization:
- Argonne National Laboratory, Solid State Science Division and Chemical Engineering Division, Argonne, Illinois
- OSTI ID:
- 5369149
- Journal Information:
- J. Electrochem. Soc.; (United States), Vol. 129:8
- Country of Publication:
- United States
- Language:
- English
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Related Subjects
25 ENERGY STORAGE
LEAD OXIDES
NEUTRON DIFFRACTION
LEAD-ACID BATTERIES
ELECTRODES
BATTERY PASTE
CROSS SECTIONS
CRYSTAL LATTICES
CRYSTALLOGRAPHY
DATA
DEUTERATION
HYDROGENATION
SULFURIC ACID
CHALCOGENIDES
CHEMICAL REACTIONS
COHERENT SCATTERING
CRYSTAL STRUCTURE
DIFFRACTION
ELECTRIC BATTERIES
ELECTROCHEMICAL CELLS
HYDROGEN COMPOUNDS
INFORMATION
INORGANIC ACIDS
LEAD COMPOUNDS
OXIDES
OXYGEN COMPOUNDS
SCATTERING
250903* - Energy Storage- Batteries- Materials
Components
& Auxiliaries
LEAD OXIDES
NEUTRON DIFFRACTION
LEAD-ACID BATTERIES
ELECTRODES
BATTERY PASTE
CROSS SECTIONS
CRYSTAL LATTICES
CRYSTALLOGRAPHY
DATA
DEUTERATION
HYDROGENATION
SULFURIC ACID
CHALCOGENIDES
CHEMICAL REACTIONS
COHERENT SCATTERING
CRYSTAL STRUCTURE
DIFFRACTION
ELECTRIC BATTERIES
ELECTROCHEMICAL CELLS
HYDROGEN COMPOUNDS
INFORMATION
INORGANIC ACIDS
LEAD COMPOUNDS
OXIDES
OXYGEN COMPOUNDS
SCATTERING
250903* - Energy Storage- Batteries- Materials
Components
& Auxiliaries