Zobrazeno 1 - 10
of 49
pro vyhledávání: '"Rune E. Johnsen"'
Autor:
Perizat Berdiyeva, Anastasiia Karabanova, Jakob B. Grinderslev, Rune E. Johnsen, Didier Blanchard, Bjørn C. Hauback, Stefano Deledda
Publikováno v:
Energies, Vol 13, Iss 11, p 2746 (2020)
This paper describes the synthesis, crystal structure, and NH3 sorption properties of Mg1-xMnx(NH3)6Cl2 (x = 0–1) mixed metal halide ammines, with reversible NH3 storage capacity in the temperature range 20–350 °C. The stoichiometry (x) dependen
Externí odkaz:
https://doaj.org/article/4eb237efdd064f84b6bbe7eca077414e
Publikováno v:
Carbon. 153:347-354
To develop more efficient and safer batteries, a deeper understanding of lithium ion intercalation and de-intercalation dynamics upon operation in lithium-ion batteries is of great importance. We have performed operando high-resolution powder X-ray d
Autor:
Rune E. Johnsen, Mali H. Rosnes, Pascal D. C. Dietzel, Leroy Cronin, Karl W. Törnroos, Jennifer S. Mathieson
Publikováno v:
Rosnes, M H, Mathieson, J S, Törnroos, K W, Johnsen, R E, Cronin, L & Dietzel, P D C 2019, ' Electrospray Mass Spectrometry Investigation into the Formation of CPO-27 ', Crystal Growth & Design, vol. 19, no. 4, pp. 2089-2096 . https://doi.org/10.1021/acs.cgd.8b01657
Electrospray ionization mass spectrometry (ESI-MS) has been utilized to investigate the self-assembly processes occurring during the formation of the microporous metal–organic framework CPO-27-M (M = Co, Ni). The mono- and dinuclear building units
Autor:
Stefano Deledda, Rune E. Johnsen, Bjørn C. Hauback, Anastasiia Karabanova, Jakob B. Grinderslev, Didier Blanchard, Perizat Berdiyeva
Publikováno v:
Berdiyeva, P, Karabanova, A, Grinderslev, J B, Johnsen, R E, Blanchard, D, Hauback, B C & Deledda, S 2020, ' Synthesis, structure and NH 3 sorption properties of mixed Mg 1-x Mn x (NH 3 ) 6 Cl 2 ammines ', Energies, vol. 13, no. 11, 2746 . https://doi.org/10.3390/en13112746
Energies
Volume 13
Issue 11
Energies, Vol 13, Iss 2746, p 2746 (2020)
Energies
Volume 13
Issue 11
Energies, Vol 13, Iss 2746, p 2746 (2020)
This paper describes the synthesis, crystal structure, and NH3 sorption properties of Mg1-xMnx(NH3)6Cl2 (x = 0&ndash
1) mixed metal halide ammines, with reversible NH3 storage capacity in the temperature range 20&ndash
350 °
C. The
1) mixed metal halide ammines, with reversible NH3 storage capacity in the temperature range 20&ndash
350 °
C. The
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::9362bb3d64850be2db1c5d005e58ef0e
https://pure.au.dk/portal/da/publications/synthesis-structure-and-nh3-sorption-properties-of-mixed-mg1xmnxnh36cl2-ammines(cdd04928-a6f5-44a4-9bf0-f2e147495fe3).html
https://pure.au.dk/portal/da/publications/synthesis-structure-and-nh3-sorption-properties-of-mixed-mg1xmnxnh36cl2-ammines(cdd04928-a6f5-44a4-9bf0-f2e147495fe3).html
Publikováno v:
ACS applied materialsinterfaces. 12(24)
Disordered rock salt Li
Publikováno v:
Baur, C, Lacatusu, M-E, Fichtner, M & Johnsen, R E 2020, ' Insights into Structural Transformations in the Local Structure of Li2VO2F Using Operando X-ray Diffraction and Total Scattering: Amorphization and Recrystallization ', ACS Applied Materials and Interfaces, vol. 12, no. 24, pp. 27010–27016 . https://doi.org/10.1021/acsami.0c02391
Disordered rock salt Li2VO2F cathode material for lithium-ion batteries was investigated using operando X-ray diffraction and total scattering to gain insight into the structural changes of the short-range and long-range orders during electrochemical
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::f93cce7f4f775e8984a3167d0cc0ae2a
https://orbit.dtu.dk/en/publications/3b07ae9e-78a4-4b5e-a6c8-76dfb3acedd7
https://orbit.dtu.dk/en/publications/3b07ae9e-78a4-4b5e-a6c8-76dfb3acedd7
Autor:
Pascal D. C. Dietzel, Peter A. Georgiev, Rune E. Johnsen, Morten Frøseth, Helmer Fjellvåg, Richard Blom
Publikováno v:
13523-13531
Chemistry-A European Journal
'Chemistry-A European Journal ', vol: 26, pages: 13523-13531 (2020)
Chemistry (Weinheim an Der Bergstrasse, Germany)
Dietzel, P D C, Georgiev, P A, Frøseth, M, Johnsen, R E, Fjellvåg, H & Blom, R 2020, ' Effect of larger pore size on the sorption properties of isoreticular metal-organic frameworks with high number of open metal sites ', Chemistry-A European Journal, vol. 26, no. 59, pp. 13523-13531 . https://doi.org/10.1002/chem.202001825
Chemistry-A European Journal
'Chemistry-A European Journal ', vol: 26, pages: 13523-13531 (2020)
Chemistry (Weinheim an Der Bergstrasse, Germany)
Dietzel, P D C, Georgiev, P A, Frøseth, M, Johnsen, R E, Fjellvåg, H & Blom, R 2020, ' Effect of larger pore size on the sorption properties of isoreticular metal-organic frameworks with high number of open metal sites ', Chemistry-A European Journal, vol. 26, no. 59, pp. 13523-13531 . https://doi.org/10.1002/chem.202001825
Four isostructural CPO‐54‐M metal‐organic frameworks based on the larger organic linker 1,5‐dihydroxynaphthalene‐2,6‐dicarboxylic acid and divalent cations (M=Mn, Mg, Ni, Co) are shown to be isoreticular to the CPO‐27 (MOF‐74) materia
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::7e26b687027b00c65b5ce0211d10a2c6
https://hdl.handle.net/11250/2686318
https://hdl.handle.net/11250/2686318
Autor:
Rune E. Johnsen, Stefano Deledda, Bjørn C. Hauback, Malgorzata Makowska, Anastasiia Karabanova, Didier Blanchard, Perizat Berdiyeva
Publikováno v:
Journal of Energy Storage
Berdiyeva, P, Karabanova, A, Makowska, M G, Johnsen, R E, Blanchard, D, Hauback, B C & Deledda, S 2020, ' In-situ neutron imaging study of NH 3 absorption and desorption in SrCl 2 within a heat storage prototype reactor ', Journal of Energy Storage, vol. 29, 101388 . https://doi.org/10.1016/j.est.2020.101388
Berdiyeva, P, Karabanova, A, Makowska, M G, Johnsen, R E, Blanchard, D, Hauback, B C & Deledda, S 2020, ' In-situ neutron imaging study of NH 3 absorption and desorption in SrCl 2 within a heat storage prototype reactor ', Journal of Energy Storage, vol. 29, 101388 . https://doi.org/10.1016/j.est.2020.101388
Strontium chloride octaammine Sr(NH3)8Cl2 offers high volumetric and gravimetric NH3 densities and can store and release heat upon exo-/endothermal absorption and desorption of NH3. Thus, it is a promising material for thermochemical heat storage (TH
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::133e5a447adcb416cac7b3c3a20c7ebd
https://hdl.handle.net/11250/2660324
https://hdl.handle.net/11250/2660324
Autor:
Simone Sanna, Didier Blanchard, Jacob R. Bowen, Rune E. Johnsen, Matthew Sadd, Sofie Colding-Jørgensen, Elena Borisova, Salvatore De Angelis, Aleksandar Matic
Publikováno v:
Sadd, M, De Angelis, S, Colding-Jørgensen, S, Blanchard, D, Johnsen, R E, Sanna, S, Borisova, E, Matic, A & Bowen, J R 2022, ' Visualization of Dissolution-Precipitation Processes in Lithium–Sulfur Batteries ', Advanced Energy Materials, vol. 12, no. 10, 2103126 . https://doi.org/10.1002/aenm.202103126
In this work, light is shed on the dissolution and precipitation processes S8 and Li2S, and their role in the utilization of active material in Li—S batteries. Combining operando X-ray Tomographic Microscopy and optical image analysis, in real-time
Publikováno v:
Johnsen, R E, Norby, P & Leoni, M 2018, ' Intercalation of lithium into disordered graphite in a working battery ', Journal of Applied Crystallography, vol. 51, no. 4, pp. 998-1004 . https://doi.org/10.1107/S1600576718007756
The structural transformations occurring during the intercalation of lithium into disordered graphite in a working battery were studied in detail by operando X-ray powder diffraction (XRPD). By using a capillary-based micro-battery cell, it was possi