Zobrazeno 1 - 10
of 15
pro vyhledávání: '"Daniel Waszak"'
Publikováno v:
Electrochimica Acta. 222:921-925
Lithium manganese oxide (LiMn2O4) of spinel structure is a very attractive and widely applied active material for lithium ion cells because of high potential vs. metallic lithium content, non-toxicity and low cost of production. Unfortunately, the ca
Autor:
Paulina Półrolniczak, Krzysztof Wasiński, Grzegorz Lota, Agnieszka Martyła, Mariusz Walkowiak, Anu Surendran, Daniel Waszak
Publikováno v:
ECS Transactions. 70:27-36
Graphene and derived materials have recently emerged as a new promising class of materials featuring unique electrical, mechanical, magnetic and thermal properties. Electrochemical energy conversion and storage devices, in particular supercapacitors
Publikováno v:
Electrochemistry Communications, Vol 10, Iss 11, Pp 1676-1679 (2008)
New type of film-forming electrolyte additive (functional co-solvent) for rechargeable lithium batteries has been demonstrated. The additive prevents solvent co-intercalation and graphite exfoliation in propylene carbonate based electrolytes. The add
Publikováno v:
Journal of Solid State Electrochemistry. 14:2213-2218
This article reports the synthesis details and film-forming properties of 1,1,3,3-tetramethyl-1,3-bis(3-(ω-hexadecyloxy-deca(ethylenoxy)propyl)disiloxane, a new potential electrolyte additive/functional co-solvent for propylene carbonate (PC)-based
Publikováno v:
Electrochemistry Communications, Vol 9, Iss 7, Pp 1558-1562 (2007)
New kind of polymer host for lithium cations has been synthesized by catalyzed hydrosilylation reaction involving hydrogen atoms of a polysiloxane and double bonds of vinyl tris-2-methoxyethoxy silane. The obtained macromolecule can be regarded as si
Publikováno v:
Materials Research Innovations. 11:40-44
Two kinds of coal have been used as precursors for anode materials for Li-ion batteries: brown coal and subbituminous coal. These anode materials have been subjected to surface modification with nitrogen functional groups through gaseous NO treatment
Publikováno v:
Electrochemistry Communications, Vol 8, Iss 10, Pp 1583-1587 (2006)
The aim of this work was to study the influence of ethyl tris-2-methoxyethoxy silane (compound belonging to the class of silanes referred to as silicon tripodands) on the formation of passive layer (often called solid electrolyte interphase) on the e
Publikováno v:
Journal of Power Sources. 159:449-453
The aim of the presented work was to perform a preliminary study the physico-chemical properties of hybrid organic–inorganic gel electrolytes for Li-ion batteries based on the PVdF–HFP polymeric matrix and surface modified fumed silicas. Modifica
Publikováno v:
Electrochemistry Communications, Vol 8, Iss 4, Pp 523-527 (2006)
New type of electrolyte composition for Li-ion cells is described. The electrolyte includes propylene carbonate as the main solvent and is compatible with graphite anodes. The detrimental effect of propylene carbonate on the graphite structure is com
Autor:
Andrzej Krysztafkiewicz, Daniel Waszak, Monika Pokora, Jolanta Żurawska, Włodzimierz Tylus, Teofil Jesionowski
Publikováno v:
Applied Surface Science. 205:212-224
Modified silicas were obtained by precipitation from aqueous solutions of sodium metasilicate and sulphuric acid. For the modification, silane coupling agents with various functional groups were applied, including aminosilane (AEAPTS), glycidoxysilan