Zobrazeno 1 - 10
of 95
pro vyhledávání: '"Jakob Kibsgaard"'
Autor:
Xianbiao Fu, Aoni Xu, Jakob B. Pedersen, Shaofeng Li, Rokas Sažinas, Yuanyuan Zhou, Suzanne Z. Andersen, Mattia Saccoccio, Niklas H. Deissler, Jon Bjarke Valbæk Mygind, Jakob Kibsgaard, Peter C. K. Vesborg, Jens K. Nørskov, Ib Chorkendorff
Publikováno v:
Nature Communications, Vol 15, Iss 1, Pp 1-11 (2024)
Abstract Ammonia is a crucial component in the production of fertilizers and various nitrogen-based compounds. Now, the lithium-mediated nitrogen reduction reaction (Li-NRR) has emerged as a promising approach for ammonia synthesis at ambient conditi
Externí odkaz:
https://doaj.org/article/1e5e0b37cd924657948620d546f72fe2
Autor:
Ang Cao, Vanessa J. Bukas, Vahid Shadravan, Zhenbin Wang, Hao Li, Jakob Kibsgaard, Ib Chorkendorff, Jens K. Nørskov
Publikováno v:
Nature Communications, Vol 13, Iss 1, Pp 1-7 (2022)
Catalytic ammonia synthesis continues to attract significant interest. Here, the authors develop a model to explain a large body of recent experimental data on new promoters. They find new promotion mechanism mediated by coupling between adsorption a
Externí odkaz:
https://doaj.org/article/b4021279fd0d40d89a0b58a5bd79f90d
Publikováno v:
Electrochemistry Communications, Vol 134, Iss , Pp 107186- (2022)
Li-mediated electrochemical ammonia synthesis (LiMEAS), a potential alternative to conventional thermochemical synthesis, is enabled by non-aqueous electrolytes with precisely controlled proton activity. However, the effects of proton generating anod
Externí odkaz:
https://doaj.org/article/fa1e8626c16246dfa4c7848bab1ed2f4
Autor:
Xianbiao Fu, Jakob B. Pedersen, Yuanyuan Zhou, Mattia Saccoccio, Shaofeng Li, Rokas Sažinas, Katja Li, Suzanne Z. Andersen, Aoni Xu, Niklas H. Deissler, Jon Bjarke Valbæk Mygind, Chao Wei, Jakob Kibsgaard, Peter C. K. Vesborg, Jens K. Nørskov, Ib Chorkendorff
Publikováno v:
Science. 379:707-712
Ammonia is a critical component in fertilizers, pharmaceuticals, and fine chemicals and is an ideal, carbon-free fuel. Recently, lithium-mediated nitrogen reduction has proven to be a promising route for electrochemical ammonia synthesis at ambient c
Autor:
Jakob Kibsgaard, Ib Chorkendorff
Publikováno v:
ACS Energy Letters. 8:236-240
Autor:
Rokas Sažinas, Katja Li, Suzanne Z. Andersen, Mattia Saccoccio, Shaofeng Li, Jakob B. Pedersen, Jakob Kibsgaard, Peter C. K. Vesborg, Debasish Chakraborty, Ib Chorkendorff
Publikováno v:
Sažinas, R, Li, K, Andersen, S Z, Saccoccio, M, Li, S, Pedersen, J B, Kibsgaard, J, Vesborg, P C K, Chakraborty, D & Chorkendorff, I 2022, ' Oxygen-Enhanced Chemical Stability of Lithium-Mediated Electrochemical Ammonia Synthesis ', Journal of Physical Chemistry Letters, vol. 13, no. 20, pp. 4605-4611 . https://doi.org/10.1021/acs.jpclett.2c00768
Although oxygen added to nonaqueous lithium-mediated electrochemical ammonia synthesis (LiMEAS) enhances Faradaic efficiency, its effect on chemical stability and byproducts requires understanding. Therefore, standardized high-resolution gas chromato
Autor:
Degenhart Hochfilzer, Aoni Xu, Jakob Ejler Sørensen, Julius Lucas Needham, Kevin Krempl, Karl Krøjer Toudahl, Georg Kastlunger, Ib Chorkendorff, Karen Chan, Jakob Kibsgaard
Publikováno v:
ACS Catalysis. 12:5155-5161
Autor:
Vahid Shadravan, Ang Cao, Vanessa J. Bukas, Mette K. Grønborg, Christian D. Damsgaard, Zhenbin Wang, Jakob Kibsgaard, Jens K. Nørskov, Ib Chorkendorff
Publikováno v:
Energy & Environmental Science
Shadravan, V, Cao, A, Bukas, V J, Grønborg, M K, Damsgaard, C D, Wang, Z, Kibsgaard, J, Nørskov, J K & Chorkendorff, I 2022, ' Enhanced promotion of Ru-based ammonia catalysts by in situ dosing of Cs ', Energy and Environmental Science, vol. 15, pp. 3310-3320 . https://doi.org/10.1039/d2ee00591c
Shadravan, V, Cao, A, Bukas, V J, Grønborg, M K, Damsgaard, C D, Wang, Z, Kibsgaard, J, Nørskov, J K & Chorkendorff, I 2022, ' Enhanced promotion of Ru-based ammonia catalysts by in situ dosing of Cs ', Energy and Environmental Science, vol. 15, pp. 3310-3320 . https://doi.org/10.1039/d2ee00591c
Ammonia synthesis via the high-temperature and -pressure Haber-Bosch (HB) process at large centralized facilities has a significant contribution to global CO2 emissions. Radically new catalysts should be discovered to enable sustainable ammonia synth
Autor:
Michael Statt, Jakob Bruun Pedersen, Rokas Sažinas, Suzanne Zamany Andersen, Katja Li, Vanessa Jane Bukas, Saccoccio, Mattia, Kevin Krempl, Jakob Kibsgaard, Peter Christian Kjærgaard Vesborg, Debashish Chakraborty, Jens Norskov, Chorkendorff
Publikováno v:
Statt, M, Pedersen, J B, Sažinas, R, Andersen, S Z, Li, K, Bukas, V J, Saccoccio, M, Krempl, K, Kibsgaard, J, Vesborg, P C K, Chakraborty, D, Nørskov, J K & Chorkendorff, I Aug. 25 2022, IMPROVED ELECTROCHEMICAL AMMONIA SYNTHESIS, Patent No. WO2022175548 .
Technical University of Denmark Orbit
Technical University of Denmark Orbit
The invention regards a method for electrochemical ammonia synthesis, comprising the steps of: - providing an electrolysis cell having a cathode, - contacting the cathode with a source of cations, preferably lithium cations, a source of nitrogen, a s
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=dedup_wf_001::416bdff502e9bcebc33bc24baec9f317
https://orbit.dtu.dk/en/publications/a576f5be-1439-42f3-87bc-43c7c8084a5f
https://orbit.dtu.dk/en/publications/a576f5be-1439-42f3-87bc-43c7c8084a5f
Autor:
Ezra L. Clark, Ib Chorkendorff, Degenhart Hochfilzer, Jakob Kibsgaard, Søren Bertelsen Scott, Jakob Ejler Sørensen
Publikováno v:
ACS Energy Letters. 6:1879-1885
CO reduction studies over nanostructured copper catalysts are hindered by copper’s instability in alkaline conditions, which results in dissolution during immersion into the electrolyte, leading to...