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</o:shapelayout></xml><![endif]--></head><body lang=EN-US link=blue vlink=purple><div class=WordSection1><p class=MsoNormal><span style='color:#1F497D'><o:p> </o:p></span></p><p class=MsoNormal align=center style='text-align:center'><b><span style='font-size:16.0pt;line-height:115%;font-family:"Tahoma","sans-serif"'>MS Thesis Defense<o:p></o:p></span></b></p><p class=MsoNormal align=center style='text-align:center;line-height:150%'><b><span style='font-size:14.0pt;line-height:150%;font-family:"Tahoma","sans-serif"'>Organic & Polymer-based Lithium Ion Batteries</span></b><span style='font-size:14.0pt;line-height:150%;font-family:"Tahoma","sans-serif"'><o:p></o:p></span></p><p class=MsoNormal align=center style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;text-align:center;line-height:150%'><b><span style='font-size:14.0pt;line-height:150%;font-family:"Tahoma","sans-serif"'>Sridhar Reddy Appanapalli</span></b><b><span style='font-size:12.0pt;line-height:150%;font-family:"Tahoma","sans-serif"'><o:p></o:p></span></b></p><p class=MsoNormal align=center style='margin-bottom:0in;margin-bottom:.0001pt;text-align:center;line-height:normal'><b><span style='font-size:12.0pt'>Date:</span></b><span style='font-size:12.0pt'> <b>Wednesday, July 25, 2012</b><o:p></o:p></span></p><p class=MsoNormal align=center style='margin-bottom:0in;margin-bottom:.0001pt;text-align:center;line-height:normal'><span style='font-size:12.0pt'><o:p> </o:p></span></p><p class=MsoNormal align=center style='margin-bottom:0in;margin-bottom:.0001pt;text-align:center;line-height:normal'><b><span style='font-size:12.0pt'>Location:</span></b><span style='font-size:12.0pt'> Mechanical Engineering Conference Room- Rm 208<o:p></o:p></span></p><p class=MsoNormal align=center style='margin-bottom:0in;margin-bottom:.0001pt;text-align:center;line-height:normal'><b><span style='font-size:12.0pt'>Time:</span></b><span style='font-size:12.0pt'> 11:00 AM<o:p></o:p></span></p><p class=MsoNormal align=center style='margin-bottom:0in;margin-bottom:.0001pt;text-align:center;line-height:normal'><span style='font-size:12.0pt;color:#1F497D'><o:p> </o:p></span></p><p class=MsoNormal align=center style='margin-bottom:0in;margin-bottom:.0001pt;text-align:center;line-height:normal'><b><span style='font-size:12.0pt'>Committee Members: </span></b><span style='font-size:12.0pt'>Dr. Haleh Ardebili</span><span style='font-size:12.0pt'><o:p></o:p></span></p><p class=MsoNormal align=center style='margin-bottom:0in;margin-bottom:.0001pt;text-align:center;line-height:normal'><b><span style='font-size:12.0pt'> </span></b><span style='font-size:12.0pt'>Dr. Jagannatha R. Rao<o:p></o:p></span></p><p class=MsoNormal align=center style='margin-bottom:0in;margin-bottom:.0001pt;text-align:center;line-height:normal'><span style='font-size:12.0pt'>Dr. Allan J. Jacobson<o:p></o:p></span></p><p class=MsoNormal align=center style='margin-bottom:0in;margin-bottom:.0001pt;text-align:center;line-height:normal'><span style='font-size:12.0pt'><o:p> </o:p></span></p><p class=MsoNormal align=center style='margin-bottom:0in;margin-bottom:.0001pt;text-align:center;line-height:normal'><span style='font-size:12.0pt;color:#1F497D'><o:p> </o:p></span></p><p class=MsoNormal style='text-align:justify;line-height:200%'><span style='font-size:12.0pt;line-height:200%'>Polymer based electrode and electrolyte components can pave the way for safe, and flexible lithium ion batteries. A total plastic battery requires an electrolyte layer to be sandwiched between thin polymer layers. Polymer components offer significant advantages including enhanced safety, stability and thin film manufacturability.<o:p></o:p></span></p><p class=MsoNormal style='text-align:justify;line-height:200%'><span style='font-size:12.0pt;line-height:200%'>In this study, we investigate the fabrication, assembly and characterization of organic and polymer based Lithium Ion batteries. Specifically, we used PEO (Polyethylene oxide) for electrolyte and utilized ceramic nanofillers to further enhance electrolyte properties. We used polymers PVBPT- poly 10-(4-vinylbenzyl)-10H-phenothiazine and PTMA-</span><span style='font-size:12.0pt;line-height:200%;color:#284E6A'> </span><span style='font-size:12.0pt;line-height:200%'>poly (2,2,6,6-tetramethylpiperidinyloxy-4-yl methacrylate for electrodes and utilized organic fillers and binders to improve the electrical conductivity of the polymer. These polymers work as electrode by releasing or collecting electron from Li through their radical polymer chain during charge and discharge. A flexible battery was prepared using conventional electrode and polymer electrolyte. Conventional coin cells with standard electrode and electrolyte materials were also assembled and tested for comparison. Cyclic voltammetry and electrochemical impedance spectroscopy are included. <span style='color:black;background:white'>SEM imaging was conducted to investigate morphological and structural properties of the polymer electrode.</span><o:p></o:p></span></p><p class=MsoNormal style='text-align:justify;line-height:150%'><o:p> </o:p></p></div></body></html>