Profil bibliographique

Uk-jin Choi

Informations fournies par OpenAlex. Research Africa ne déduit ni nationalité, ni poste, ni coordonnées personnelles.

2Publications signalées
1Citations signalées
1Affiliations récentes

Les institutions déclarées

Pusan National University

Les domaines associés

TiO2 Photocatalysis and Solar CellsAdvanced Photocatalysis TechniquesCardiac Arrest and ResuscitationTrauma and Emergency Care StudiesAmmonia Synthesis and Nitrogen Reduction

Les publications récentes

2026 article OpenAlex

Bias-free solar to ammonia production via integrated perovskite–organic tandem photovoltaics

Won Suk Lee, Dong Hyun Shin, Hak-Beom Kim, Woojin Lee et autres

) of 2.13 V. Exploiting this exceptional photovoltage, we directly couple the PO-TSC with a two-electrode nitrate electrolyzer to realize solar-driven nitrate-to-ammonia conversion without an external bias. The integrated device achieves a solar-to-ammonia efficiency of 3.7% with a faradaic efficiency of 82%. …

kr (code pays fourni par la source)

0 citations Nanoscale
Accès ouvert 2024 article OpenAlex

Development of examination objectives for the Korean paramedic and emergency medical technician examination: a survey study

Tai-Hwan Uhm, Heakyung Choi, Seok Hwan Hong, Hyungsub Kim et autres

PURPOSE: The duties of paramedics and emergency medical technicians (P&EMTs) are continuously changing due to developments in medical systems. This study presents evaluation goals for P&EMTs by analyzing their work, especially the tasks that new P&EMTs (with less than 3 years’ experience) …

kr (code pays fourni par la source)

1 citation Journal of Educational Evaluation for Health Professions
Profil ORCIDNotice OpenAlex

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