Zobrazeno 1 - 10
of 14
pro vyhledávání: '"Constantin Lürenbaum"'
Publikováno v:
RSC Advances. 10:7083-7091
Diminishing the loss of performance of lithium ion batteries (LIBs) is a challenge that is yet to be fulfilled. Understanding of deterioration processes and mechanisms (i.e., so-called aging) requires analytically accurate examination of aged cells.
Autor:
Annika Buchheit, Mariano Grünebaum, Constantin Lürenbaum, Hans-Dieter Wiemhöfer, Martin Winter
Publikováno v:
The Journal of Physical Chemistry C. 123:7033-7044
Organic ester-based battery solvents were examined with respect to their reactivity with water and alcohols in contact with metallic lithium. The investigation was focused on monohydric esters (n-propyl acetate, isopropyl acetate), dihydric esters (t
Publikováno v:
Energy Technology. 6:2023-2035
Publikováno v:
Journal of Power Sources. 342:266-272
A modified self-extinguishing time (SET) device which enhances the reproducibility of the results is presented. Pentafluoro(phenoxy)cyclotriphosphazene (FPPN) is investigated as flame retardant electrolyte additive for lithium ion batteries (LIBs) in
Autor:
Tim Dagger, Sascha Nowak, Martin Winter, Babak R. Rad, Constantin Lürenbaum, Jonas Henschel, Falko M. Schappacher
Publikováno v:
RSC Advances 7(84), 53048-53055 (2017). doi:10.1039/C7RA09476K
The quantification of lithium ion battery electrolyte additives provides challenges in terms of methods and instrumentation. In this work, the detectability of the flame retardant additive tris(2,2,2-trifluoroethyl) phosphite (TTFPi) differs unusuall
Publikováno v:
ELECTROPHORESIS. 38:540-546
In this work we present a novel electrophoretic method that was developed for the determination of lithium and transition metals in LiNi1/3Co1/3Mn1/3O2 (NCM) cathode material after microwave digestion. The cations in the digested NCM material was sep
Autor:
Jonas Henschel, Wen Jiang, Sascha Nowak, Simon Wiemers-Meyer, Martin Winter, Marcel Diehl, Constantin Lürenbaum
Publikováno v:
Journal of chromatography. A. 1603
The expansion of lithium ion battery (LIB) application is accompanied by the growth of battery pack sizes. This progression emphasizes the consideration of electrolyte safety as well as environmental aspects in case of abuse, accident, or recycling.
Autor:
Marcel Diehl, Martin Winter, Jonas Henschel, Sascha Nowak, Kristina Kösters, Constantin Lürenbaum, Laura Nowak
Publikováno v:
Journal of Chromatography A. 1624:461258
Lithium ion batteries are essential power sources in portable electronics, electric vehicles and as energy storage devices for renewable energies. During harsh battery cell operation as well as at elevated temperatures, the electrolyte decomposes and
Autor:
Fabian Horsthemke, Constantin Lürenbaum, Kristina Kösters, Sabrina Girod, Yannick Philipp Stenzel, Marco Evertz, Simon Wiemers-Meyer, Martin Winter, Jonas Henschel, Sascha Nowak
Publikováno v:
Journal of Power Sources. 447:227370
The advancements in lithium ion battery (LIB) research extended its application to the automotive sector. Today, LIBs promise the potential of a greenhouse gas emission-reduced transportation sector to counteract climate change. However, challenging
Publikováno v:
Spectrochimica Acta Part B: Atomic Spectroscopy. 112:34-39
A new method using the total reflection X-ray fluorescence (TXRF) technique for the elemental analysis of lithium ion battery (LIB) degradation products is presented. Here we investigate transition metals that have electro-deposited on a graphite ele