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Highlights

Jun 7, 2012
Princeton Center for Complex Materials (2014)

Silicon/Organic Heterojunctions for Photovoltaics

J.C. Sturm, A. Kahn, Y.-L. Loo and J. Schwartz

In a photovoltaic cell, an incident photon creates an electron (black circle in top sketch) and a hole (open circle). For maximum efficiency, the opposite charges should be swept to opposite electrodes of the device (arrows) before they have a chance to recombine. The efficiency is further enhanced if a wide band gap organic semiconductor (e.g. P3HT) is grown on the surface of silicon.
Jun 7, 2012
Princeton Center for Complex Materials (2014)

IRG-C: Self-assembly of ionic surfactants accelerated by graphics processing units (GPUs)

D. N. LeBard, B. G. Levine, A. Jusufi, M. L. Klein (Temple), P. Mertmann, S. A. Barr, S. Sanders, and A. Z. Panagiotopoulos (Princeton)

                                                                                                    Ionic micellar assemblies have been simulated over μs time scales on GPUs (image on cover of Soft Matter).
Jun 4, 2012
Materials Research Science and Engineering Center at UCSB

MRFN Shared Facilities Workshop

The Materials Research Facilities Network hosted a Shared Facilities Workshop, held at Northwestern University, Nov 1-2, 2011.  The event brought together technical staff from 24 MRSEC and PREM institutions for 1.5 days to discuss day-to-day operations of Shared Experimental Facilities. 
Jun 1, 2012
UMD Materials Research Science and Engineering Center (2005)

NanoFabulous, Developed by the University of Maryland MRSEC

Donna Hammer, University of Maryland MRSEC DMR 0520471

  NanoFabulous, a mini-exhibition developed by the University of Maryland, College Park Materials Research Science and Engineering Center (MRSEC) is on display at Port Discovery Children’s Museum in Baltimore, MD. The exhibit is designed to help children and their families understand how scientists and engineers discover and invent new materials from nanoscale building-blocks.
Jun 1, 2012
UMD Materials Research Science and Engineering Center (2005)

Greatest Show on Earth: Big Top Physics USA Science and Engineering Festival, Washington DC

Donna Hammer, University of Maryland MRSEC DMR 0520471

April 27-29, 2012: The University of Maryland MRSEC collaborated with partners to present a fun, science-packed three days at the Convention Center in Washington, DC.
Jun 1, 2012
UMD Materials Research Science and Engineering Center (2005)

Electric Potential Metrology on the Nanoscale, University of Maryland

K. Burson, Y. Wei, W. G. Cullen, M. S. Fuhrer and J. E. Reutt-Robey, MRSEC, University of Maryland

Nanomaterials offer innovative approaches to problems from energy  production to information storage. A major challenge for nanomaterial use is limited knowledge of their local electrical properties. The electric potential sets the charge-transport pathway through a material. Maryland researchers have profiled this potential for  nanostructured films found in organic transistors and solar cells.
Jun 1, 2012
UMD Materials Research Science and Engineering Center (2005)

Bilayer Graphene Photon Detector

J. Y. Yan, M.-H. Kim, J. A. Elle, A. B. Sushkov, G. S. Jenkins, H. M. Milchberg, M. S. Fuhrer and H. D. Drew

Detection of long-wavelength light is central to security and military applications, and widely used in chemical analysis. Available detectors, based upon inorganic materials, have limited sensitivity and working speeds. Graphene is a unique material with strong, nearly wavelength-independent interaction with light. 
May 23, 2012
The Bioinspired Soft Materials Center (2014)

Discovering Nanolife - Partnership with the Discovery Museum

MRSEC scientists from Brandeis visited the Discovery Museum in Acton for a full day of Microscope-themed activities on March 30th.  We led hands-on activities that allowed students to see and build their own mutant Drosophila, assemble their own polymer chain and explore freezing techniques like dry ice and liquid nitrogen.  We had over 150 museum guests participate in our activities.