Title of the Abstract (max. 80 characters including blanks) Martín Martínez-Ripoll,a Avelino Martín,b aDepartament of Crystallography and Structural Biology, Instituto de Química Física “Rocasolano”, CSIC, Madrid. bInorganic Chemistry Department, Universidad de Alcalá, Alcalá de Henares-Madrid (Spain). E-mail: iucr2011@csic.es.es

The title (in bold) is followed by the name(s) of the author(s) in normal text (the presenting author is first and underlined). Affiliations (in italics) must be concisely reported, with no line breaks. The e-mail of the presenting author is recommended (normal text). A blank line precedes the body of the abstract and the references (if any). There is enough space for approximately 550 words (3500 characters) of text in Times New Roman, font size 9 in a maximum area of 8.5 x 24 cm. Do NOT use a smaller font size. Use single spacing. Remember that your abstract will be rejected if it occupies an area exceeding the permitted dimensions.
Each paragraph should be indented by 0.5 cm. and no blank lines should appear between paragraphs. The references, indicated by square brackets, [1], [2] should be continuous and typed with font size 8.
Insert graphics (minimum resolution 300 dpi) only if necessary, and if they will reproduce well in black and white. Note that although diagrams in color can be submitted for the electronic version of the Book of Abtracts, the Program and Book of Abstracts will not be printed in color.* Please remember that the area of the printed abstract is small and that the graphic will be correspondingly smaller. Please save your diagrams at the correct size before including them in your abstract, note that the maximum size allowed for the uploaded document will be of 2 MB. It is advisable to use a proof print to check the graphic quality before submission.
To terminate the abstract three keywords separated by commas (use bold and lower cases) must be supplied as they will be used in indexing the Book of Abstracts. A list of suggested keywords is available online in the download section (http://www.iucr2011madrid.es/downloads/keywords.pdf). 

Please, visit the congress website regularly to check updates.

If neccesary please insert the images here

[1] M. García-Castro, A. Martín, M. Mena, C. Yélamos, Organometallics 2007, 26, 408-416. [2] I. Pérez-Dorado, A. González, M. Morales, R. Sanles, W. Striker, W. Vollmer, S. Mobashery, J. L. García, M. Martínez-Ripoll, P. García and J. A. Hermoso Nature Structural & Molecular Biology 2010, 17, 576-582

* Please note that a printed version of the book of Abstracts will be given only on request and at an extra cost.
Keywords: keyword-1, keyword-2, keyword-3