The Organizing Committee welcomes paper submissions for oral or poster presentations. Abstracts are to be submitted by November 30, 2007 at the latest on this website. A letter of approval will be sent by e-mail to the corresponding author by January 18, 2008. All papers presented at NanoSPD4 will appear in a special issue of Materials Science Forum, published by Trans Tech Publications in Switzerland (http://www.ttp.net). All papers will be peer reviewed and must be received no later than March 28, 2008. For further details see the conference website. A condition of submission is that accepted papers will be presented at the conference by one of the authors. Participants can register electronically at the conference website or use the form provided.