Overview:
More than 10 years materials research and development experience.
Expert in process development and optimization, especially in PVD, CVD
process development.
Expert in Failure analysis ( AFM, SEM, TEM, XPS/ESCA), quality assurance,
defects reduction.
5 years Transmission electron microscopy (TEM) operation and microstructure
analysis experience.
Expert in HRTEM, HRXRD/XRR, SEM, AFM (MFM), VSM, AGFM, OSA, Spin-Stand, Glide
etc. operation and analysis.
Six-sigma brown belt.
Work experience:
2008.6- Present Seagate Technology , CA USA
www.seagate.com
Media Research Snr Staff Engineer
Work responsibility:
1) Applying advanced knowledge of electrical engineering, Electronic
engineering, and materials engineering principles and methodologies to design and
fabricate high anisotropy magnetic media with high aerial density potential, and
support development activities focused on high anisotropy media using media pilot
line;
2) Collaborating with multi-functional teams to integrate design into future
generation recording devices and qualify proto-types:
3) Interacting with media research and design to optimize media recording
performances to meet the media technology roadmap;
4) Characterizating and understanding media magnetic and microstructure
properties of developed media and correlating with media recording performance;
5) Participating in oral and written communication in technical report and
presentations in technical exchange meetings; and
6) Developing technical innovation in media process development and design.
2007.7- 2008.6 Data Storage Institute, A-star, Singapore
www.dsi.a-star.edu.sg
Senior Research Fellow
Work responsibility:
o Project leader of development of high anisotropy materials for untrla-high
density magnetic recording.
Achievements:
FePt with 16 kOe Hc was obtained.
Granular FePt:C (001) with 7 nm grain size was achieved.
New method was developed to further reduce the grain size.
New seedlayer was developed to reduce the rocking curve of CrRu from about 6o
to 3.6o.
5 Journal papers (3 APL); 1 invited talk (MORIS 07); 3 conference papers.
2 filed Patents, 3 patents in progress.
o Project leader of advanced material development for next generation recording
media.
2005.8- 2007.7 Seagate Technology International
www.seagate.com
Process Development Staff Engineer
New product and process development
Main contributions:
l Resolved one of the critical media reliability issues.
l Developed one media film thickness measurement method which
has been implemented into all the PMR products.
Built up new product process transfer procedures.
Key contribution person of 2006.
Defects reduction and yield improvement thru process optimization.
Education:
2002.12- 2005.12 Nanyang Technological University, Singapore
School of Mechanical & Aerospace Engineering
Data Storage Institute, A-star.
Ph. D. Materials science, research scholar
Courses attended: nano-electronics, advanced characterization
Techniques, advanced electronics package
1999.9 * 2002.7 Chinese Academy of Science, P.R. China
Shanghai Institute of Applied physics
Master Degree, Materials science
(Major subjects: advanced semiconductor physics, analysis &
applications of solid surface, advanced quantum mechanics, solid
physics & atoms collision in solid, nuclear electronics.)
1995.9-1999.7 Lanzhou University, P.R. China
School of Physical Science & Technology
Bachelor degree of Physics
Specialized in semiconductor device and micorelectronics
Major subjects: experiments of electronics, solid state physics,
semiconductor physics, technology of Thin-film physics, principles
of transistor, introduction to computer, experiments of semiconductor
physics, electromagnetics)
Selected Publications:
1. Effect of carbon additive on microstructure evolution and magnetic properties
of epitaxial FePt (001) thin films
Y.F. Ding, J.S. Chen, E. Liu, B.C. Lim, J.F. Hu, B. Liu
Thin Solid Films, Volume 517, Issue 8, 27 February 2009, Pages 2638-2647
2 .Grain isolated L10 FePt * Ta2O5 nanocomposite films with large coercivity
for perpendicular recording applications
Lim, B. C.; Chen, J. S.; Hu, J. F.; Lwin, P. W.; Ding, Y. F.; Cher, K. M.; Liu,
B.
J. Appl. Phys. 105 07A730 (2009)
3. Granular L10 FePt “X X=C, TiO2, Ta2O5 001 nanocomposite films
with
small grain size for high density magnetic recording
J. S. Chen, B. C. Lim, Y. F. Ding, J. F. Hu, G. M. Chow, and G. Ju
J. Appl. Phys. 105 07B702 (2009)
4. Granular L10 FePt:TiO2 (001) nanocomposite thin films with 5 nm grains for
high density magnetic recording
Y. F. Ding, J. S. Chen, B. C. Lim, J. F. Hu, B. Liu, and G. Ju
Appl. Phys. Lett. 93, 032506 (2008);
5.Exchange coupling assisted FePtC perpendicular recording media
Appl. Phys. Lett. 93, 072504 (2008);
J.Hu, J,S Chen, Y.F. Ding, B.C. Lim, W.L.Phoe and B.Liu
6. Influence of Humidity on the Friction of Diamond and Diamond-like Carbon
Materials.
Tribology International.Vol.40, (2007) 216-219
E. Liu, Y.F. Ding, L. Li, B. Blanpain, J.-P. Celis
7. L10 FePt films epitaxially grown on MgO substrates with or without a Cr
underlayer
Journal of Magnetism and Magnetic Materials. 303, 238 (2006).
Y.F. Ding, J.S. Chen, and E. Liu
8. Nanogranular L10 FePt:C composite films for perpendicular recording
IEEE trans on magnetics, Vol 42, No.10 (2006) 2363.
J.S. Chen, Y.F. Ding, B.C. Lim, and E. Liu
9. Low temperature deposition of L10 FePt(001) textured thin film for ultra high
density magnetic recording
Journal of Magnetism and Magnetic Materials, Vol. 303, 309 (2006).
J.S. Chen, B.C. Lim, Y.F. Ding , and G.M. Chow.
10. Effect of lattice mismatch on chemical ordering of epitaxial FePt films
Journal of Applied Physics. 97, 10H303 (2005).
Y.F. Ding, J.S. Chen, E. Liu. C.J. Sun and G.M. Chow
11. Dependence of microstructure and magnetic properties of FePt films on
Cr90Ru10.
Journal of Magnetism and Magnetic Materials. 285, 443 (2005)
Y.F. Ding, J.S. Chen, E. Liu and J.P. Wang
12. Structural and magnetic properties of FePt films grown on Cr1-xMox
underlayers
Applied Physics A: Materials science & processing. 81, 1485 (2005).
Y.F. Ding, J.S. Chen and E. Liu
13. Epitaxial L10 FePt films on SrTiO3 (1 0 0) by sputtering
Journal of Crystal Growth. 276, 111 (2005)
Y.F. Ding, J.S. Chen and E. Liu
14. Structural and magnetic properties of nanostructured FePt/MgO granular films
Thin Solid Films. 474, 141 (2005)
Y.F. Ding, J.S. Chen and E. Liu
15. Controlling the crystallographic orientation and easy axis of magnetic
anisotropy in L10 FePt films with Cu additive
Surface and Coatings Technology. 198, 270 (2005).
Y.F. Ding, J.S. Chen and E. Liu
16. Modulation of preferred orientation and easy axis of magnetic anisotropy in
L10 FePt films with Cu buffer layers
Surface and Coatings Technology. 198, 262 (2005).
Y.F. Ding, J.S. Chen, and E. Liu
17. Microstructure and magnetic properties of rapidly annealed FePt (001) and
FePt-MgO (001) films
Journal of Applied Physics, 97, 10N108, (2005).
J.S. Chen, T.Z. Zhou, Y.F. Ding, B.C. Lim, and B. Liu
18 Understanding of strong exchange coupling in FePt:C (001) textured granular
film.
Journal of Applied Physics letters (accepted)
J.S. Chen, Y.F. Ding, B.C. Lim, S.Y. Chow, and E. Liu
19 Investigation on single carbon atom transporting through the single-walled
carbon nanotube by MD simulation
NUCLEAR TECHNIQUES, Vol.28 ( 2005) 301-304.
Ding Yinfeng, Zhang zhibin, Ke xuezhi, Zhu Dezhang, Xu Hongjie, Zhu ZhiYuan
20. Synthesis of MoSi2 by energetic molybdenum cluster beam deposited on
monocrystalline silicon at room temperature
NUCLEAR TECHNIQUES Vol.28 No.3(2005) P.221-223
Li G.P, He S.H, Ding B.W, Ding Y.F, Bao M.L, Liu. Z.M, Zhu, D.Z
21 . The analysis of XPS spectrum of thin films formed by Cu cluster beam
deposited
onto Si substrate
Chinese Journal Of Atomic And Molecular Physics. Vol.21 No.2 P.191-194 (2004)
G.P. Li, B.W. Ding, X.D. Zhang, Y.F. Ding, Z.M. Liu, D.Z. Zhu, and L.M. Bao.
22.The morphology and rectangular resistance of films formation by Cu cluster
beam
collided with and deposited onto Si substrate
Journal of Lan Zhou University (Nature science), Vol. 5, (2004)
Li G.P, He S.H, Ding B.W, Zhang X.D, Ding Y.F, Bao M.L, Liu. Z.M, Zhu
23 Amorphous molecular junctions produced by ion irradiation on carbon
nanotubes
Physics Letters A, Volume 324, Issue 4, (2004) 321-325
Zhenxia Wang, Liping Yu, Wei Zhang, Yinfeng Ding, Yulan Li, Jiaguang Han,
Zhiyuan Zhu, Hongjie Xu, Guowei He, Yi Chen, Gang Hu
24. Amorphous Nano-wires Produced by Carbon Ion Irradiation
ACTA CHIMICA SINICA. No. 3, Vol. 61, 316~319, (2003)
WANG Zhen-Xia, DING Yin-Feng, Li Yu-Lan, YU Li-Ping, ZHANG Wei et al.
International conference papers
1. Controlling the crystallographic orientation and easy axis of magnetic
anisotropy in L10 FePt films with Cu buffer layers.
Thin films 2004 & Nanotech 2004 international conference. Jul, 2004, Singapore
(Presentation)
Y.F. Ding, J.S. Chen and E. Liu.
2. Controlling the crystallographic orientation and easy axis of magnetic
anisotropy in L10 FePt films with Cu additive
Thin films 2004 & Nanotech 2004 international conference. Jul, 2004, Singapore.
(Presentation)
Y.F. Ding, J.S. Chen and E. Liu.
3. Effect of lattice mismatch on chemical ordering of epitaxial FePt films
The 49th annual conference on magnetism and magnetic materials, No. CE-04,
(Jacksonville, Florida, USA, 7-11, Nov, 2004). (Presentation)
Y.F. Ding, J.S. Chen, E. Liu.
4. L10 FePt films epitaxially grown on MgO substrates with or without Cr
underlayers with magnetron sputtering
International symposium on physics of magnetic materials, Sep. 13-15, 2005.
Singapore. (Poster)
Yinfeng Ding, Jingsheng Chen, Erjia Liu
5. Microstructure and m |
