• Aucun résultat trouvé

Li-Rich Layered Oxides: Still a Challenge, but a Very Promising Positive Electrode Material for Li-Ion Batteries

N/A
N/A
Protected

Academic year: 2021

Partager "Li-Rich Layered Oxides: Still a Challenge, but a Very Promising Positive Electrode Material for Li-Ion Batteries"

Copied!
48
0
0

Texte intégral

Loading

Figure

Figure  1:  Comparison  of  the  electrochemical  performances  of  LiCoO 2 /graphite  full  cells  with  bare  (i.e
Figure 2: Changes in the discharge reversible capacity (in black), thermal stability in the charged state of the  battery  (in  blue)  and  capacity  retention  upon  long  range  cycling  (in  red)  for  layered  oxides  of  compositions  Li(Ni x Mn 1-x-y
Figure 7: Flake-shaped primary particles in dense aggregates combining small specific surface area with rate  capability and showing thus excellent energy retention (adapted from reference [55])
Figure  9:  Normalized  capacity  discharge  profiles  obtained  for  Li 2 Ru 0.75 Sn 0.25 O 3 ,  Li 2 Ru 0.25 Sn 0.75 O 3   and  Li 2 Ru 0.75 Ti 0.25 O 3   every  10  cycles  during  the  first  100  cycles  performed  at  C/5  between  2  and  4.6  V  vs
+4

Références

Documents relatifs

Dans la configuration du fonctionnement actuel, la gestion des demandes de buffers est assurée par l'ordinateur Hôte, pour répondre aux demandes provenant de différentes

Copyright and moral rights for the publications made accessible in the public portal are retained by the authors and/or other copyright owners and it is a condition of

" SAP's Enterprise Services Architecture provides Service Oriented Architecture (SOA) support.. This means, SAP system applications could be accessed as

a single model training all 14 descriptors; two models training descriptor pairs reported previously (d electrons and oxidation state, 5 and optimal e g occupancy

Dans cet expos´ e on ´ etudie le processus de comptage N ∗ (t) qui compte le nombre d’´ ev` enements r´ ecurrents se produisant dans l’intervalle de temps [0, t] et qui refl`

While the relative energy-dependent anisotropy defined above is useful in studying individual events, for statistical purposes it has three drawbacks: (1) for quantifying the

Figure G.C.1 shows indeed that these new sulfate compounds, in particular Li2Fe(SO4)2, rank at the top of the scale of potentials for the iron-based polyanionic materials