Results 201 to 210 of about 196,509 (340)

Photosynthetic Fractionation of Carbon Isotopes

open access: yes, 2000
Brugnoli, Enrico, Farquhar, Graham
openaire   +1 more source

Enhanced Photocatalytic CO2 Reduction Performance by External Electric Field‐Driven Charge Separation on Interdigitated Micro‐Spacing Structure

open access: yesAdvanced Science, EarlyView.
An external electric field‐enhanced photocatalytic system is developed using interdigitated electrodes with 100 µm spacing to overcome the liquid‐phase limitations of traditional PEC. The induced high‐intensity electric field effectively drives the directional migration of charge carriers under low voltage. This strategy significantly suppresses charge
Xidan Tang   +7 more
wiley   +1 more source

Carbon Isotope Study of Soil Amendment with Maize

open access: green, 2017
František Bůzek   +5 more
openalex   +1 more source

Electrochemical Nitrate Reduction Reaction to Ammonia at Industrial‐Level Current Densities

open access: yesAdvanced Science, EarlyView.
This review starts from the mechanism and theoretical basis of electrochemical nitrate reduction reaction (NO3−RR), and systematically summarizes and discusses the design strategies of industrial‐level current density catalysts. In addition, the progress of industrial‐level NO3−RR‐based electrolyzers, including flow reactor and membrane electrode ...
Zhijie Cui   +4 more
wiley   +1 more source

THE METABOLISM OF EPINEPHRINE CONTAINING ISOTOPIC CARBON. II

open access: yesJournal of Biological Chemistry, 1952
R W, SCHAYER, R L, SMILEY, E H, KAPLAN
openaire   +2 more sources

Atomic Precision CoCu Heterodimers with Pseudo‐D3h Symmetry Enable Tandem Nitrate Reduction

open access: yesAdvanced Science, EarlyView.
The Co─Cu heterodimer anchored on nitrogen‐doped graphene oxide substrate facilitates electrochemical nitrate reduction in alkaline medium. Co site promotes water dissociation to supply a proton, while Cu sites enhance nitrate adsorption and activation.
Akash Prabhu Sundar Rajan   +5 more
wiley   +1 more source

Doubting doubly labeled water. [PDF]

open access: yesProc Natl Acad Sci U S A
Uzoigwe CE.
europepmc   +1 more source

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