国外大学经典课件-纳米材料在能源与生物医学的用途演示课件

DREXEL
http://nano.materials.drexel.edu
NANOTECHNOLOGY
I NSTITUTE Major Research Activities
• Nanotubes, Nanocones, and Nanowires
Y. G., J.A. Libera, N. Kalashnikov, M. Yoshimura, Science, v. 290, 317 (2000)
Director, A.J. Drexel Nanotechnology Institute Trustee Chair Professor of Materials Science & Engineering Drexel University, Philadelphia, PA 19104, USA gogotsi@drexel.edu
➢Precise control over structure and pore size
N.F. Fedorov, Russ. Chem. J. 39, 73 (1995)
• Nanotube-Based Nanofluidic Devices
Y. G., J. Libera, A. Yazicioglu, et al., Appl. Phys. Letters,v. 79, p.1021 (2001) N. Naguib, H. Ye, Y. G., et al. Nano Letters, v. 4, 2237 (2004)
• Nanotube-Reinforced Polymers
F. Ko, Y. G., A. Ali, et al., Advanced Mate百度文库ials, v. 15, 1161 (2003)
• Nanodiamond Powders and Composites
S. Osswald, G. Yushin, V. Mochalin, S. Kucheyev, Y. G., J. American Chemical Society, v. 128, 11635 (2006)
Process Features
O. Hutchins, US Patent, 1271713 (1918) W.A. Mohun, US Patent, 3066099 (1962)
➢ Network of open pores
S.K. Gordeev et al., J.Appl. Chem. (USSR) 64, 1178 (1991)
• Indentation Induced Phase Transformations
Totalfina Elf Energies No. 5
September 2004
Y. G., A. Kailer, K.G. Nickel, Nature, v. 401, 663 (1999)
• Raman Spectroscopy and Electron Microscopy
Electrical. Fluorescence. Optical, SERS, Electrochemical measurements
Glass pipette
400 nm
<200 nm Carbon Nanotube
Glass pipette
SERS probe
Au
Nanotube
J. R. Freedman, et al. Appl. Phys. Lett. 90, 103108 (2007) D. Staack, et al, Angewandte Chemie Int. Ed., 47, 8020 (2008) M. G. Schrlau, et al, Nanotechnology 19, 325102 (2008)
Etching Agent:
Cl2, F2 ,Br2, I2, HCl, HBr, HI,
Supercritical H2O
2 nm
Vcarbide = VCDC
Temperature: 200-1200oC
2 nm
Carbide Porosity = 0%
Nanoporous Carbon Porosity >50%
P.H. Tan, S. Dimovski, Y.G., Phil. Trans. Royal Soc. Lond. A, v.362, 2289 (2004)
• Carbide-Derived Carbons for
Energy-Related and Other Applications
Y. G, M. Yoshimura, Nature, v. 367, 628-630 (1994) Y. G., S. Welz, D. Ersoy, M.J. McNallan, Nature, v. 411, 283 (2001) J. Chmiola, G. Yushin, Y.G., et al., Science, v. 313, 1760 (2006)
DREXEL
http://nano.materials.drexel.edu
NANOTECHNOLOGY
I NSTITUTE Nanotube-Tipped Multifunctional
Cellular Probes
Nucleus of HeLa cell
v
Carbon Nanotube
nucleus
OES
DREXEL
http://nano.materials.drexel.edu
NANOTECHNOLOGY
I NSTITUTE Carbide-Derived Carbon (CDC)
SiC(s) + 2Cl2(g) SiCl4(g) + C(s)
Carbide
Carbide Derived Carbon
DREXEL NANOTECHNOLOGY I NSTITUTE
http://nano.materials.drexel.edu
Nanostructured Carbide-Derived Carbons for Energy-Related and Biomedical Applications
Yury Gogotsi