News from the Hersam Research Group


• Alex Green has been awarded an NSERC Postgraduate Scholarship.

• Liam Pingree has been awarded the 2005 Russell and Sigurd Varian Award from AVS.

• Nathan Guisinger has been awarded the 2005 Dorothy M. and Earl S. Hoffman Scholarship from AVS.

• Norma Cortes presented the first place talk at the 2005 Society of Mexican American Engineers and Scientists Symposium.

Virtual Journal of Nanoscale Science & Technology, December 12, 2005 : The following paper was included: L. S. C. Pingree and M. C. Hersam, “Bridge enhanced nanoscale impedance microscopy,” Appl. Phys. Lett., 87, 233117 (2005).

Virtual Journal of Nanoscale Science & Technology, August 8, 2005: The following paper was included: R. Basu, J. D. Tovar, and M. C. Hersam, “Scanning tunneling microscopy study of single molecule motion on the Si(100)-2×1 surface,” J. Vac. Sci. Technol., 23, 1785 (2005).

Virtual Journal of Biological Physics Research, August 1, 2005: The following paper was included: R. Basu, J. D. Tovar, and M. C. Hersam, “Scanning tunneling microscopy study of single molecule motion on the Si(100)-2×1 surface,” J. Vac. Sci. Technol., 23, 1785 (2005).

          PNASQuantum Transport

• Cover article of the June 21, 2005 issue of the Proceedings of the National Academy of Sciences USA.  Full reference: N. P. Guisinger, N. L. Yoder, and M. C. Hersam, “Probing charge transport at the single molecule level on silicon by using cryogenic ultra-high vacuum scanning tunneling microscopy,” Proc. Nat. Acad. Sci. USA, 102, 8838 (2005).

• Cover image on Quantum Transport: Atom to Transistor, by S. Datta, Cambridge University Press (2005).

• Nathan Guisinger has been awarded the 2005 Nottingham Prize.

• Rajiv Basu has been awarded a 2005 NSEC Outstanding Research Award.

• Mark Greene has been awarded a 2005 National Research Council Postdoctoral Fellowship.

          Nanotechnology Law & BusinessAdvanced Functional Materials

• Cover image on the May, 2005 issue of the Nanotechnology Law and Business Journal.  

• Cover article of the March, 2005 issue of Advanced Functional Materials.  Full reference: J. C. Stendahl, E. R. Zubarev, M. S. Arnold, M. C. Hersam, H.-J. Sue, and S. I. Stupp, “Structural modifications to polystyrene via self-assembling molecules,” Adv. Funct. Mater., 15, 487 (2005). 

• John Joo has been awarded a 2005 National Science Foundation Graduate Research Fellowship.

• Josh Kellar has received honorable mention in the 2005 National Science Foundation Graduate Research Fellowship competition.

• Mark Hersam has been awarded a 2005 Office of Naval Research Young Investigator Award.

• Mark Hersam has been awarded a 2005 Army Research Office Young Investigator Award.

• Mark Hersam has been awarded a 2005 Alfred P. Sloan Research Fellowship.

• Mark Hersam has been named to the New Faces of Engineering List, which was featured in the February 21, 2005 issue of USA Today.

Virtual Journal of Nanoscale Science & Technology, November 29, 2004: The following paper was featured:  E. T. Foley, N. L. Yoder, N. P. Guisinger, and M. C. Hersam, “Cryogenic variable temperature ultra-high vacuum scanning tunneling microscope for single molecule studies on silicon surfaces,” Rev. Sci. Instrum., 75, 5280 (2004).

Chicago Sun-Times: “Scope looks into the future of streaming video,” by Sandra Guy, November 10, 2004.

Observer: “An important step toward molecular electronics,” by Megan Fellman, October 7, 2004 .

Chemical and Engineering News: “Probing the unseen: Methods reported for fabricating and characterizing molecular-scale structures,” by Mitch Jacoby, Volume 82, Number 40, p. 10, October 4, 2004.

STP Gateway: “Herstellung heteromolekularer nanostrukturen bei raumtemperatur,” by Barbara Stumpp, October 5, 2004 .

Nanotechweb.org News: “Nanofabrication technique could aid microelectronics,” by Liz Kalaugher, October 1, 2004 .

          NanotechnologyAPL

• Cover article of the September 27, 2004 issue of Applied Physics Letters.  Full reference: R. Basu, N. P. Guisinger, M. E. Greene, and M. C. Hersam, “Room temperature nanofabrication of atomically registered heteromolecular organosilicon nanostructures using multistep feedback controlled lithography,” Appl. Phys. Lett., 85, 2619 (2004).  Related press release.

• Cover article of the July, 2004 issue of Nanotechnology.  Full reference: N. P. Guisinger, R. Basu, M. E. Greene, A. S. Baluch, and M. C. Hersam, “Observed suppression of room temperature negative differential resistance in organic monolayers on Si(100),” Nanotechnology, 15, S452 (2004).

• Nathan Guisinger has been awarded a Graham Fellowship for the 2004-2005 Academic Year.

Virtual Journal of Nanoscale Science & Technology, May 17, 2004: The following paper was featured:  A. S. Baluch, N. P. Guisinger, R. Basu, E. T. Foley, and M. C. Hersam, “Atomic-level robustness of the Si(100)-2x1:H surface following liquid phase chemical treatments in atmospheric pressure environments,” J. Vac. Sci. Technol. A, 22, L1 (2004).

• Mark Hersam has been named to the Associated Student Government Faculty Honor Roll, 2004.

CenterPiece: “Molecular electronic device shows promise,” by Kathleen Mandell, Winter, 2004.

• Mark Hersam has been named to 606 Magazine's "30 Under 30" List .

• David Comstock has been named a 2004 National Defense Science and Engineering Graduate Fellow.

          Nano LettersPhantoms

• Cover article of the January, 2004 issue of Nano Letters.  Full reference: N. P. Guisinger, M. E. Greene, R. Basu, A. S. Baluch, and M. C. Hersam, “Room temperature negative differential resistance through individual molecules on silicon surfaces,” Nano Letters, 4, 55 (2004).  Related press release.

• Cover image on the February, 2004 issue of the PHANTOMS Nanoelectronics Newsletter.  The cover figure is an ultra-high vacuum (UHV) scanning tunneling microscopy (STM) image of one-dimensional styrene molecular chains on the hydrogen passivated Si(100) surface.  The image was acquired using a home-built room temperature UHV STM under the imaging conditions of 2.0 V (sample bias) and 0.1 nA (tunneling current).  The apparent width of the styrene molecular chains is approximately 1 nm.  Courtesy of Rajiv Basu, Nathan P. Guisinger, and Mark C. Hersam.

Nanopicture of the day, January 15, 2004.

Daily Northwestern: “NU lab's findings could increase microchip efficiency,” by Andy Nelson, November 14, 2003.

Chicago Sun-Times: “NU engineers push computer chip limits,” by Jim Ritter, November 12, 2003.

Phantoms Nanoelectronics Report: “Scanning probe microscopy: Basic concepts and applications,” September, 2003.

CenterPiece: “Murphy Society undergraduate projects in nanoscale engineering and design,” by Kathleen Mandell, Fall, 2003.

McCormick by Design: “Nanotechnology, the science of the small, lives large at Northwestern,” by Leanne Star, Fall, 2003.