Education

Ph.D. Materials Science and Engineering, Rensselaer Polytechnic Institute (2003)

B.S. Metallurgical Engineering, Inha University (Korea) (1999)

Professional Experience

08/05-Present Assistant Professor

Northeastern University, Boston, MA, USA

08/03-08/05 Post-Doctoral Research Associate

Rensselaer Polytechnic Institute, Troy, NY, USA

Research mentor: Prof. Pulickel M. Ajayan

05/02-11/02 Visiting Researcher

NTT Basic Research Laboratories, Atsugi, Japan

Research Interest

Controlled fabrication of carbon nanotubes and nanowires for multifunctional devices and systems

Selected Publications

1. Y. J. Jung, B.Q. Wei, J. Nugent and P.M. Ajayan

“Controlling Growth of Carbon Microtrees”

Carbon, 39, 2195-2201 (2001)

2. B. Q. Wei, R. Vajtai, Y. Jung, J. Ward, Y. Zhang, G. Ramanath and P. M. Ajayan,

“Organized Assembly of Carbon Nanotubes”

Nature, 416, 495 (2002)

3. A. Cao, B.Q. Wei, Y. Jung, R. Vajtai, P.M. Ajayan, and G. Ramanath,

“Growth of Aligned Carbon Nanotubes on Self-Similar Macroscopic Templates”

Applied Physics Letters, 81, 1297 (2002)

4. Y. J. Jung, B. Wei, R. Vajtai, P. M. Ajayan, Y. Homma, K. Prabhakaran, and T. Ogino

“Mechanism on Selective Growth of Carbon Nanotubes on SiO₂/Si Patterns”

Nano Letters, 3(4), 561-564 (2003)

5. Y. J. Jung, Y. Homma, T.Ogino, Y. Kobayashi, D. Takagi, B. Wei, R. Vajtai, and P. M.

Ajayan,

“High-density, Large Area Single-Walled Carbon Nanotube Networks on Nano-Scale

Patterned Substrates”

The Journal of Physical Chemistry B, 107, 6859-6864 (2003)

6. Y. J. Jung, Y. Homma, R. Vajtai,Y. Kobayashi, T.Ogino, and P. M. Ajayan

“Modification of Suspended Single-Walled Carbon Nanotube Networks using Ga Ion

Irradiation”

Nano Letters, 4(6), 1109-1113 (2004)

7. S. Lastella, Y. J. Jung, H. Yang, R. Vajtai, P. M. Ajayan, C. Ryu, D. Ridder, and I. Manners

“Density Control of Single Walled Carbon Nanotubes using Patterned Iron Nanoparticle

Catalysts derived from Phase Separated Thin Films of a Polyferrocene Block Copolymer”

Journal of Materials Chemistry, 14(12), 1791 (2004)

8. S. Biswas, Y.J. Jung, A. Vijayaraghavan, R. Vajtai, L. Schowalter, and P.M. Ajayan

“Room Temperature Resonant Tunneling of Electrons in Carbon Nanotube Junction

Quantum Well”

Applied Physics Letters, 86, 183101 (2005)

9. G. Meng, Y.J. Jung, A. Cao, R. Vajtai, and P.M. Ajayan

“Controlled Synthesis of Hierarchically Branched Carbon Nanotubes via Rationally Designed

Porous Templates”

Proceeding of National Academy of Science, 12(20), 7074 (2005).

10. S. Li, A. Cao, Y.J. Jung, R. Vajtai, and P.M. Ajayan

“Bottom-up Growth of Carbon Nanotube Multilayers”

Nano Letters, 5 (10), 1997 (2005)

Selected Presentations

1. “Controlling the Aligned Growth of Carbon Nanotubes by Substrate Selection and Patterning”

Y.J. Jung, B. Q. Wei, R. Vajtai, J. Ward, R. Zhang, G. Ramanath and P. M. Ajayan,

MRS, Boston , 2001 Fall

2. “Building Organized Structures Using Nanotubes”

R. Vajtai, B.Q. Wei, Y. Jung, and P.M. Ajayan

World space congress 2002, Houston, Texas, October 10-19 (Invited Talk)

3. “Building Highly Organized Carbon Nanotube Networks”

NTT Basic research laboratories, Atsugi, Japan, November 14, 2002 (Seminar

Talk)

4. “Single-Walled Carbon Nanotube Architectures Formed on Patterned Silicon Substrates”

Y. Homma, Y. Kobayashi, D. Takagi, T. Ogino, Y.J. Jung, P.M. Ajayan, P. Finnie

NT 2003, Seoul, Korea (Activity Report-Invited talk)

5. “Building Micro- and Nano-scale architectures with carbon nanotubes”

Oak ridge national laboratories, Oak Ridge, TN, 2 March 2004 (Seminar Talk)

6. “Tunable Charge Transport Across Metal to Carbon Nanotube Junction”

S. K. Biswas, Y.J. Jung, A. Vijayaraghavan, R. Vajtai, L.J. Schowalter, P.M. Ajayan

MRS, Sanfrancisco, 2004 Spring

7. “Carbon Nanotubes and Applications for Future”

Nanotechnology and applications conference, SUNY Oneonta, 2004, October (Invited

Seminar)

8. “Controlled Fabrication and Modification of Organized Carbon Nanotube Architectures”

Y.J. Jung, R. Vajtai, N. Chakrapani, G. Meng, and P.M. Ajayan, Y. Homma, Y. Kobayashi,

and T. Ogino, AVS, Anaheim, 2004, November

9. “Tailoring Organized Carbon Nanotube Architectures and their Modification” (Seminar Talk)

Y.J. Jung, Samsung Advanced Institute of Technology, Yong-In, Korea December 2004

10. “Controlled Synthesis of Hierarchically Branched Carbon Nanotubes via Rationally Designed Porous Templates”

G. Meng, Y.J. Jung, A. Cao, R. Vajtai, and P.M. Ajayan, MRS, Sanfrancisco, 2004 Spring

PATENT

1. Directed assembly of highly-organized carbon nanotubes,

P.M. Ajayan, G. Ramanath, Y.J. Jung, B.Q. Wei, and Z. Zhang

Docket # 60-356,069 (2002), USA.

2. Preparation of the multi-connected porous alumina templates,

G. Meng, Y.J. Jung, and P.M. Ajayan, In preparation

3. Making of hyper branched nanowires,

G. Meng, Y.J. Jung, A. Cao, R. Vajtai, and P.M. Ajayan, In preparation