Zobrazeno 1 - 10
of 45
pro vyhledávání: '"Lars H, Jepsen"'
Autor:
Lars H. Jepsen, Jakob B. Grinderslev, Radovan Černý, Torben R. Jensen, Young Whan Cho, Kasper T. Møller, Young-Su Lee
Publikováno v:
Grinderslev, J B, Jepsen, L H, Lee, Y S, Møller, K T, Cho, Y W, Černý, R & Jensen, T R 2020, ' Structural Diversity and Trends in Properties of an Array of Hydrogen-Rich Ammonium Metal Borohydrides ', Inorganic Chemistry, vol. 59, no. 17, pp. 12733-12747 . https://doi.org/10.1021/acs.inorgchem.0c01797
Inorganic Chemistry, Vol. 59, No 17 (2020) pp. 12733-12747
Inorganic Chemistry, Vol. 59, No 17 (2020) pp. 12733-12747
Metal borohydrides are a fascinating and continuously expanding class of materials, showing promising applications within many different fields of research. This study presents 17 derivatives of the hydrogen-rich ammonium borohydride, NH4BH4, which a
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::fae51717d438784e05b5384d37e0477c
https://pure.au.dk/portal/da/publications/structural-diversity-and-trends-in-properties-of-an-array-of-hydrogenrich-ammonium-metal-borohydrides(4bdcf74d-8673-4cfd-8182-0de42f63f5d2).html
https://pure.au.dk/portal/da/publications/structural-diversity-and-trends-in-properties-of-an-array-of-hydrogenrich-ammonium-metal-borohydrides(4bdcf74d-8673-4cfd-8182-0de42f63f5d2).html
Autor:
Young-Su Lee, Lars H. Jepsen, Torben R. Jensen, Morten B. Ley, Young Whan Cho, Mathias Jørgensen, Jakob B. Grinderslev, Jørgen Skibsted
Publikováno v:
Grinderslev, J B, Ley, M B, Lee, Y S, Jepsen, L H, Jørgensen, M, Cho, Y W, Skibsted, J & Jensen, T R 2020, ' Ammine Lanthanum and Cerium Borohydrides, M(BH 4 ) 3 · nNH 3 ; Trends in Synthesis, Structures, and Thermal Properties ', Inorganic Chemistry, vol. 59, no. 11, pp. 7768-7778 . https://doi.org/10.1021/acs.inorgchem.0c00817
Ammine metal borohydrides show potential for solid-state hydrogen storage and can be tailored toward hydrogen release at low temperatures. Here, we report the synthesis and structural characterization of seven new ammine metal borohydrides, M(BH4)3·
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::6f785bb0ded84c01686f724a24b7e83c
https://pure.au.dk/ws/files/231050758/Ammine_Lanthanum_and_Cerium_Borohydrides_M_BH4_3_nNH3_Trends_in_Synthesis_Structures_and_Thermal_Properties.pdf
https://pure.au.dk/ws/files/231050758/Ammine_Lanthanum_and_Cerium_Borohydrides_M_BH4_3_nNH3_Trends_in_Synthesis_Structures_and_Thermal_Properties.pdf
Autor:
Jakob B, Grinderslev, Morten B, Ley, Young-Su, Lee, Lars H, Jepsen, Mathias, Jørgensen, Young Whan, Cho, Jørgen, Skibsted, Torben R, Jensen
Publikováno v:
Inorganic chemistry. 59(11)
Ammine metal borohydrides show potential for solid-state hydrogen storage and can be tailored toward hydrogen release at low temperatures. Here, we report the synthesis and structural characterization of seven new ammine metal borohydrides
Autor:
Lars H. Jepsen, Young-Su Lee, Young Whan Cho, Morten Bjerring, Torben R. Jensen, Ümit Akbey, Mathias Jørgensen
Publikováno v:
Jørgensen, M, Lee, Y S, Bjerring, M, Jepsen, L H, Akbey, Ü, Cho, Y W & Jensen, T R 2018, ' Disorder induced polymorphic transitions in the high hydrogen density compound Sr(BH 4 ) 2 (NH 3 BH 3 ) 2 ', Dalton transactions (Cambridge, England : 2003), vol. 47, no. 46, pp. 16737-16746 . https://doi.org/10.1039/c8dt03654c
The new compound Sr(BH4)2(NH3BH3)2 has been synthesized and characterized with in situ powder X-ray diffraction and fast (28 or 60 kHz) magic angle spinning 1H, 11B and 15N NMR and structurally optimized with density functional theory calculations. T
Autor:
Drew A. Sheppard, Matthew R. Rowles, Torben R. Jensen, Lars H. Jepsen, Mark Paskevicius, Craig E. Buckley
Publikováno v:
Sheppard, D A, Jepsen, L H, Rowles, M R, Paskevicius, M, Jensen, T R & Buckley, C E 2019, ' Decomposition pathway of KAlH 4 altered by the addition of Al 2 S 3 ', Dalton Transactions, vol. 48, no. 15, pp. 5048-5057 . https://doi.org/10.1039/c9dt00457b
Altering the decomposition pathway of potassium alanate, KAlH4, with aluminium sulfide, Al2S3, presents a new opportunity to release all of the hydrogen, increase the volumetric hydrogen capacity and avoid complications associated with the formation
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::15a24da495ca96083586b127120830c4
https://pure.au.dk/portal/da/publications/decomposition-pathway-of-kalh4-altered-by-the-addition-of-al2s3(60162474-0751-4fff-aa5e-6922b7a8adec).html
https://pure.au.dk/portal/da/publications/decomposition-pathway-of-kalh4-altered-by-the-addition-of-al2s3(60162474-0751-4fff-aa5e-6922b7a8adec).html
Autor:
Drew A, Sheppard, Lars H, Jepsen, Matthew R, Rowles, Mark, Paskevicius, Torben R, Jensen, Craig E, Buckley
Publikováno v:
Dalton transactions (Cambridge, England : 2003). 48(15)
Altering the decomposition pathway of potassium alanate, KAlH4, with aluminium sulfide, Al2S3, presents a new opportunity to release all of the hydrogen, increase the volumetric hydrogen capacity and avoid complications associated with the formation
Autor:
Hans-Rudolf Hagemann, Yaroslav Filinchuk, Torben R. Jensen, Fabrice Morelle, Manish Sharma, Lars H. Jepsen
Publikováno v:
Journal of Physical Chemistry. C, Vol. 120, No 16 (2016) pp. 8428-8435
Morelle, F, Jepsen, L H, Jensen, T R, Sharma, M, Hagemann, H & Filinchuk, Y 2016, ' Reaction Pathways in Ca(BH 4 ) 2-NaNH 2 and Mg(BH 4 ) 2-NaNH 2 Hydrogen-Rich Systems ', The Journal of Physical Chemistry Part C, vol. 120, no. 16, pp. 8428-8435 . https://doi.org/10.1021/acs.jpcc.6b00209
Journal of Physical Chemistry C
Morelle, F, Jepsen, L H, Jensen, T R, Sharma, M, Hagemann, H & Filinchuk, Y 2016, ' Reaction Pathways in Ca(BH 4 ) 2-NaNH 2 and Mg(BH 4 ) 2-NaNH 2 Hydrogen-Rich Systems ', The Journal of Physical Chemistry Part C, vol. 120, no. 16, pp. 8428-8435 . https://doi.org/10.1021/acs.jpcc.6b00209
Journal of Physical Chemistry C
Two reactive hydride composite systems, Ca(BH4)2–NaNH2 and Mg(BH4)2–NaNH2, were systematically studied by in situ synchrotron radiation powder diffraction, in situ Fourier transform infrared spectroscopy, thermogravimetric analysis, and different
Autor:
Peikun Wang, Flemming Besenbacher, Ping Chen, Guotao Wu, Lars H. Jepsen, Zhitao Xiong, Torben R. Jensen
Publikováno v:
Jepsen, L H, Wang, P, Wu, G, Xiong, Z, Besenbacher, F, Chen, P & Jensen, T R 2016, ' Thermal decomposition of sodium amide, NaNH 2, and sodium amide hydroxide composites, NaNH 2-NaOH ', Physical Chemistry Chemical Physics, vol. 18, no. 36, pp. 25257-25264 . https://doi.org/10.1039/c6cp01604a
Sodium amide, NaNH2, has recently been shown to be a useful catalyst to decompose NH3 into H2 and N2, however, sodium hydroxide is omnipresent and commercially available NaNH2 usually contains impurities of NaOH ( 100 °C, forming a non-stoichiometri
Autor:
Mathias, Jørgensen, Young-Su, Lee, Morten, Bjerring, Lars H, Jepsen, Ümit, Akbey, Young Whan, Cho, Torben R, Jensen
Publikováno v:
Dalton transactions (Cambridge, England : 2003). 47(46)
The new compound Sr(BH4)2(NH3BH3)2 has been synthesized and characterized with in situ powder X-ray diffraction and fast (28 or 60 kHz) magic angle spinning 1H, 11B and 15N NMR and structurally optimized with density functional theory calculations. T
Autor:
Dorthe Bomholdt Ravnsbæk, Young-Su Lee, Morten B. Ley, Flemming Besenbacher, Radovan Černý, Young Whan Cho, Torben R. Jensen, Lars H. Jepsen, Jørgen Skibsted
Publikováno v:
Inorganic Chemistry
Inorganic Chemistry, Vol. 54, No 15 (2015) pp. 7402-7414
Haarh Jepsen, L, Ley, M B, Cerny, R, Lee, Y-S, Cho, Y W, Ravnsbæk, D B, Besenbacher, F, Skibsted, J & Jensen, T R 2015, ' Trends in Syntheses, Structures, and Properties for Three Series of Ammine Rare-Earth Metal Borohydrides, M(BH4)3·nNH3 (M = Y, Gd, and Dy) ', Inorganic Chemistry, vol. 54, no. 15, pp. 7402-7414 . https://doi.org/10.1021/acs.inorgchem.5b00951
Jepsen, L H, Ley, M B, Černý, R, Lee, Y-S, Cho, Y W, Ravnsbæk, D, Besenbacher, F, Skibsted, J & Jensen, T R 2015, ' Trends in Syntheses, Structures, and Properties for Three Series of Ammine Rare-Earth Metal Borohydrides, M(BH 4 ) 3 · n NH 3 (M = Y, Gd, and Dy) ', Inorganic Chemistry, vol. 54, no. 15, pp. 7402-7414 . https://doi.org/10.1021/acs.inorgchem.5b00951
Inorganic Chemistry, Vol. 54, No 15 (2015) pp. 7402-7414
Haarh Jepsen, L, Ley, M B, Cerny, R, Lee, Y-S, Cho, Y W, Ravnsbæk, D B, Besenbacher, F, Skibsted, J & Jensen, T R 2015, ' Trends in Syntheses, Structures, and Properties for Three Series of Ammine Rare-Earth Metal Borohydrides, M(BH4)3·nNH3 (M = Y, Gd, and Dy) ', Inorganic Chemistry, vol. 54, no. 15, pp. 7402-7414 . https://doi.org/10.1021/acs.inorgchem.5b00951
Jepsen, L H, Ley, M B, Černý, R, Lee, Y-S, Cho, Y W, Ravnsbæk, D, Besenbacher, F, Skibsted, J & Jensen, T R 2015, ' Trends in Syntheses, Structures, and Properties for Three Series of Ammine Rare-Earth Metal Borohydrides, M(BH 4 ) 3 · n NH 3 (M = Y, Gd, and Dy) ', Inorganic Chemistry, vol. 54, no. 15, pp. 7402-7414 . https://doi.org/10.1021/acs.inorgchem.5b00951
Fourteen solvent- and halide-free ammine rare-earth metal borohydrides M(BH4)3·nNH3, M = Y, Gd, Dy, n = 7, 6, 5, 4, 2, and 1, have been synthesized by a new approach, and their structures as well as chemical and physical properties are characterized