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BEGIN:VEVENT
DTSTAMP:20260630T183457Z
UID:https://www.mpie.de/events/30611/4851377
DTSTART:20220830T150000Z
DTEND:20220830T160000Z
CLASS:PUBLIC
CREATED:20220329T061640Z
DESCRIPTION: <i>(zoom lecture link comes shortly before)</i>Liquid phase ex
 foliation has been proved to be a cheap\, scalable method for the mass pro
 duction of 2D sheets. This talk will first discuss the galaxy of existent 
 layered materials\, with emphasis on synthesis\, liquid-phase exfoliation\
 , and characterization\, focussing on some key applications recently devel
 oped in our laboratories\, ranging from energy storage to printed electron
 ics. We will for example discuss how two-dimensional Ti3C2 (MXene) can be 
 formulated in aqueous and organic viscous inks for extrusion printing and 
 inkjet printing\, respectively\, and demonstrate direct MXene printing on 
 various substrates. The additive- and binary solvent-free MXene inks do no
 t show coffee ring effect\, enabling high-resolution printing without subs
 trate pre-treatment. The resulting all-MXene printed micro-supercapacitors
  showcase excellent charge storage performance\, including areal capacitan
 ce up to 43 mF/cm2 and volumetric capacitance up to 562 F/cm3 in protic ge
 l electrolyte\, coupled with long lifetime and good flexibility. We also s
 how examples of all-inkjet-printed MXene arrays for ohmic resistors. The v
 ersatile direct-ink-printing technique highlights the promise of MXene fun
 ctional inks for scalable fabrication of easy-to-integrate components of p
 rintable electronics. We will also discuss how MXenes can be used as a con
 ductive binder for silicon electrodes produced by a simple and scalable sl
 urry-casting technique without the need of any other additives. The nanosh
 eets form a continuous metallic network\, enable fast charge transport and
  provide good mechanical reinforcement for the thick electrode (up to 450
  µm). Consequently\, record high areal capacity anodes (up to 23.3 mA
 h cm−2) can be demonstrated. EMI shielding applications will also be dis
 cussed.\nSpeaker: Professor Valeria Nicolosi 
LAST-MODIFIED:20220329T061650Z
LOCATION:Online\, Room: Virtual Lecture
ORGANIZER;CN=Prof. Dierk Raabe:mailto:
SUMMARY:Processing and applications of two-dimensional nanosheet inks
URL;VALUE=URI:https://www.mpie.de/events/30611/4851377
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