<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN">
<HTML><HEAD>
<META http-equiv=Content-Type content="text/html; charset=iso-8859-1">
<META content="MSHTML 6.00.2737.800" name=GENERATOR>
<STYLE></STYLE>
</HEAD>
<BODY bgColor=#ffffff>
<DIV><FONT face=Arial size=2>Les recordamos el coloquio de hoy</FONT></DIV>
<DIV><FONT face=Arial size=2></FONT> </DIV>
<DIV><FONT face=Arial size=2><FONT face="Times New Roman"
size=3> COLOQUIOS DEL DEPARTAMENTO DE
FÍSICA<BR>
FCEyN -
UBA<BR><BR>
Charla, café y
masitas<BR>
En el Aula Pedro Federman, 1er piso Pabellón
I.<BR>
Ciudad
Universitaria<BR><BR><BR>
<STRONG>Hoy</STRONG> jueves 24 de agosto a las 14 hs</FONT> </DIV>
<DIV><FONT face=Arial size=2> </DIV>
<DIV><FONT size=3><FONT
face="Times New Roman"> <STRONG>"</STRONG></FONT><SPAN
lang=ES-MX
style="FONT-SIZE: 11pt; FONT-FAMILY: 'Times New Roman'; mso-ansi-language: ES-MX; mso-fareast-font-family: 'Times New Roman'; mso-fareast-language: ES; mso-bidi-language: AR-SA"><SPAN
lang=ES-AR
style="FONT-SIZE: 12pt; FONT-FAMILY: 'Times New Roman'; mso-ansi-language: ES-AR; mso-fareast-font-family: 'Times New Roman'; mso-fareast-language: FR; mso-bidi-language: AR-SA"><SPAN
style="FONT-SIZE: 12pt; COLOR: black; FONT-FAMILY: 'Times New Roman'; mso-ansi-language: ES; mso-fareast-font-family: 'Times New Roman'; mso-fareast-language: ES; mso-bidi-language: AR-SA"><SPAN
lang=EN-GB style="mso-ansi-language: EN-GB"><STRONG>Transiciones de Mott en
redes de bosones</STRONG></SPAN></SPAN></SPAN></SPAN></FONT><FONT
face="Times New Roman"><FONT
size=3><STRONG>"<BR></STRONG><BR> Roberto
Fernández</FONT></FONT></DIV>
<DIV><FONT face=Arial size=2><FONT face="Times New Roman" size=3><SPAN
style="FONT-SIZE: 12pt; COLOR: black; FONT-FAMILY: 'Times New Roman'; mso-ansi-language: ES; mso-fareast-font-family: 'Times New Roman'; mso-fareast-language: ES; mso-bidi-language: AR-SA"></SPAN></FONT>
</DIV>
<DIV>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt"><SPAN lang=ES-AR
style="mso-ansi-language: ES-AR"><FONT face="Times New Roman"
size=3>
</FONT><SPAN lang=EN-GB
style="FONT-SIZE: 14pt; COLOR: black; FONT-FAMILY: Verdana; mso-ansi-language: EN-GB; mso-fareast-font-family: 'Times New Roman'; mso-fareast-language: ES; mso-bidi-language: AR-SA; mso-bidi-font-size: 12.0pt; mso-bidi-font-family: 'Times New Roman'"><FONT
face="Times New Roman" size=3><SPAN lang=EN-GB
style="FONT-SIZE: 12pt; COLOR: black; FONT-FAMILY: 'Times New Roman'; mso-ansi-language: EN-GB; mso-fareast-font-family: 'Times New Roman'; mso-fareast-language: ES; mso-bidi-language: AR-SA">Universidad
de Rouen<BR></SPAN></FONT></SPAN></SPAN><SPAN lang=ES-AR
style="mso-ansi-language: ES-AR"><SPAN lang=EN-GB
style="FONT-SIZE: 14pt; COLOR: black; FONT-FAMILY: Verdana; mso-ansi-language: EN-GB; mso-fareast-font-family: 'Times New Roman'; mso-fareast-language: ES; mso-bidi-language: AR-SA; mso-bidi-font-size: 12.0pt; mso-bidi-font-family: 'Times New Roman'"></SPAN></SPAN></P>
<P class=MsoNormal
style="MARGIN: 0cm 0cm 0pt">-----------------------------------------------------------------------------------------------------------------------------------------------<BR></P></DIV>
<DIV>RESUMEN:<BR></DIV><SPAN style="mso-ansi-language: ES"><FONT size=3><FONT
face="Times New Roman"><SPAN lang=ES-MX
style="FONT-SIZE: 11pt; mso-ansi-language: ES-MX"><SPAN lang=ES-MX
style="FONT-SIZE: 16pt; mso-ansi-language: ES-MX; mso-bidi-font-size: 11.0pt">
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt"><SPAN lang=ES-AR
style="mso-ansi-language: ES-AR"><FONT size=3> <?xml:namespace prefix = o
ns = "urn:schemas-microsoft-com:office:office"
/><o:p></o:p></FONT></SPAN></P><SPAN lang=ES-AR
style="mso-ansi-language: ES-AR"><FONT size=3>
<P class=MsoNormal
style="MARGIN: 0cm 31.2pt 0pt 14.25pt; LINE-HEIGHT: 150%; TEXT-ALIGN: justify"
align=justify><SPAN lang=EN-GB
style="FONT-SIZE: 16pt; mso-ansi-language: EN-GB; mso-bidi-font-size: 12.0pt"><FONT
size=3>El objeto de trabajo es el estudio riguroso del diagrama de fase
a<BR>bajas temperaturas de un modelo de tipo Bose-Hubbard bosónico.
Tal<BR>modelo, que describe bosones itinerantes que interactúan
localmente<BR>("on site"), se espera que presente transiciones entre fases
aislantes<BR>y un condensado de Bose-Einstein. Se determinan límites rigurosos
para<BR>la región ocupada por las fases aislantes cuando la interacción
es<BR>suficientemente fuerte respecto al término
cinético.<BR></FONT></SPAN></FONT>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt"></SPAN>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt"><SPAN lang=ES-AR
style="mso-ansi-language: ES-AR"><o:p><FONT size=3></FONT></o:p></SPAN></P>
<DIV></SPAN><SPAN lang=ES-MX
style="FONT-SIZE: 16pt; COLOR: black; FONT-FAMILY: 'Times New Roman'; mso-ansi-language: ES-MX; mso-fareast-font-family: 'Times New Roman'; mso-fareast-language: ES; mso-bidi-language: AR-SA; mso-bidi-font-size: 11.0pt"></SPAN></SPAN></FONT></FONT></SPAN><SPAN
style="mso-ansi-language: ES"><FONT size=3><FONT
face="Times New Roman">------------------------------------------------</FONT></FONT></SPAN>
</DIV>
<P></P>
<P></P>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: justify"><SPAN
style="mso-ansi-language: ES"><FONT face="Times New Roman" size=3>Los
esperamos!</FONT></SPAN></P></FONT></FONT></FONT></BODY></HTML>