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Publications, Patents, Projects
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Publications and Patents

  • Magnetic recording: Publications in refereed journals and patents authored and co-authored

1

Method of fabricating magnetic recording heads using asymmetric focused ion-beam trimming. Initial filing January 2002. Patent application September 2002.

2

Magnetic recording demonstration over 100 Gb/in2, submitted to IEEE Trans. Mag. 2002. Invited paper at InterMag 2002, Amsterdam, The Netherlands.

3

Properties of longitudinal recording process at 100 Gb/in2 and higher areal densities, IEEE Trans. Mag. 37(4), 1260 (2001)

4

23.8 Gb/in2 areal density demonstration, J. Appl. Phys. 87(9),5407 (2000)

5

17 Gb/in2 areal density demonstration at 214 Mb/s. Invited paper, presented at TMRC ’99, UC San Diego, Aug. 1999. IEEE Trans. Mag.37(1), 73-79 (2000)

6

Measurements of media jitter down to 0.2 µm track widths, J. Appl. Physics 85(8),5303 (1999)

7

Media noise and signal-to-noise ratio estimates for high areal density recording, J. Appl. Physics 81 (8), 4837 (1997)

8

The effect of microstructure on the magnetic properties of thin film magnetic media. Presented at the 1994 Spring Meeting of the Materials Research Society. Published in Proceedings of the MRS Meeting, 1994.

9

Noise properties and microstructure of oriented CoCrTa/Cr media, J. Appl. Physics 75(10), 6144(1994)

10

Magnetoresistive transducer conductor configuration, US Patent No. 5,309,304 (May, 1994)

11

3D analysis of MR readback on perpendicular medium, IEEE Trans. Mag. 27(6), 4707 (1991)

12

Magnetization fluctuations and characteristic lengths for sputtered CoP/Cr thin-film media, J. Appl. Physics, 69(8), 4730(1991)

13

Magneto-resistive sensor with opposing currents for reading perpendicularly recorded media, US Patent No. 4,878,140 and corresponding European Patent (October, 1989)

14

DC modulation noise and demagnetizing fields in thin metallic media, IEEE Trans. Mag. 25, 3160(1989)

15

A magnetoresistive gradiometer for the detection of perpendicularly recorded transitions, J. Appl. Physics 65, 402(1989)

16

Measured fields and performance of recording heads, J. Appl. Physics 63, 1988.

  • Recent Lectures

¶

THIC Spring 2003 Meeting, San Jose, California. "Areal Density Growth: is it the manifest destiny of the hard disk drive?" March 2003

¶

University of California San Diego, Center for Magnetic Recording Research - CMRR. "Areal Density Growth: is it the manifest destiny of the hard disk drive?" November 2002

¶

University of Alabama, Center for Materials for Information Technology - MINT. "Magnetic recording systems integration: from materials science to implementation." October 2002

  • Magnetic recording science: numerous unpublished, proprietary reports on system design and performance, modeling, GMR, MR, inductive and perpendicular recording head and media performance, competitive analysis, thermal decay of magnetization, test techniques, etc. (1984-2001). Numerous confidential reports for TarnoTek customers.
  • Publications in trade magazines

1

Advances in Perpendicular Magnetic Recording Density and Magnetic Microscopy at the 2002 MMM Conference. Magnetics Business and Technology, Spring 2003 (January 2003)

2

Diskcon - The Trade Show of a Vibrant Hard-Disk-Drive Industry. Magnetics Business and Technology, Winter 2002 (October 2002)

3

InterMag 2002 Synopsis. Magnetics Business and Technology, Fall 2002 (August 2002)

  • High-energy experimental and theoretical physics papers authored and co-authored:

1

Recent LASS (Large Aperture Superconducting Spectrometer) results in meson spectroscopy. Nuovo Cim. 107A: 1797-1798, 1994.

2

Evidence for two JP=2– strange meson states in the K2(1770) region. Phys. Lett. B 308: 186-192, 1993.

3

First measurement of the left-right asymmetry in Z-boson productions. Mod.Phys.Lett.A8: 2237-2248, 1993.

4

First measurement of the left-right cross-section asymmetry in Z production by e+e– collisions. Phys.Rev. Lett. 70: 2515-2520, 1993.

5

Evidence for a spin = 4 K anti-K state at approximately 2.2-GeV/c2 from K–p interactions at 11-GeV/c. Phys. Lett. B215: 199, 1988.

6

Observation of a new W*– at 2.47-GeV/c2 in K–p interactions at 11-GeV/c. Phys. Lett. B215: 799, 1988.

7

Spin-parity determination of the fJ (1850) from K–p interactions at 11-GeV/c. Phys. Lett. B208: 324, 1988.

8

A study of the K0SK0S system in the reaction K–p ® K0SK0S L at 11-GeV/c. Nucl. Phys. B301: 525, 1988.

9

Evidence for two strangeonium resonances with JPC = 1++ and 1+– in K–p interactions at 11-GeV/c. Phys. Lett. B201: 573, 1988.

10

Observation of the selective coupling of K* states to the K–h channel. Phys. Lett. B201:169, 1988.

11

A study of K–p+ scattering in the reaction K–p ® K–p+n at 11 GeV/c. Nucl. Phys. B296: 493, 1988.

12

Observation of W*– production in K–p interactions at 11-GeV/c. Phys. Lett. B194: 579, 1987.

13

The strange meson resonances observed in the reaction K–p ® anti-K0p+p–n at 11 GeV/c. Nucl. Phys. B292: 693, 1987.

14

Observation of the leading K* L-excitation series from JP = 1– through 5– in the reaction K–p ® K–p+n at 11 GeV/c. Phys. Lett. B180: 308,1986. Erratum-ibid.B183:434, 1987.

15

A high-resolution spectrometer for the study of high-mass muon pairs produced by intense hadron beams. IEEE Trans. Nucl. Inst. Meth. 223: 26, 1984.

16

Measurement of single electron production up to 4.5 GeV/c transverse momentum at the CERN ISR. Phys. Lett. B112: 260, 1982.

17

Hadron polarization in heavy lepton decays. Phys. Rev. D24: 2521, 1981

18

A-dependence of muon pair production in p–-nucleus interactions at 280 GeV/c. Phys. Lett. B104: 416, 1981.

19

On the production of charmed mesons in high-energy proton-proton collisions. Phys. Lett. B83: 136, 1979.

20

Production of high-transverse-momentum low-mass electron-positron pairs in high-energy pp collisions. Nucl. Phys. B151:29, 1979.

21

Weak decays of heavy vector mesons. Phys. Lett. B79:451, 1978.

22

Muon-electron events in high-energy proton-proton collisions. Phys. Lett. B77:339, 1978.

23

Large transverse momentum p0 production in proton-proton, deuteron-proton, and deuteron-deuteron collisions at the CERN ISR. Nucl. Phys. B142:189, 1978.

24

Electron pair production at the CERN ISR. Nucl. Phys. B142:29, 1978.

25

Inclusive p0 production from high-energy p-p collisions at very large transverse momenta. Phys. Lett. B74:267, 1978.

26

Measurement of the proton-proton total cross section and small-angle elastic scattering at ISR energies. Nucl. Phys. B141:1-28, 1978.

27

Evidence for double pomeron exchange at the CERN ISR. Phys. Lett. B61:89, 1976.

28

Experimental observation of a copious yield of electrons with small transverse momentum in pp collisions at high energy. Phys. Lett. B60:485, 1976.

29

Experimental test of quantum electrodynamics for the reaction e+e– ® gg at 5-GeV center-of-mass energy. Lett. Nuovo Cimento 11:5, 1974.

30

Electron-positron elastic scattering at 5-GeV center-of-mass energy. Phys. Rev. Lett. 32:483, 1974.

31

Hadron production by electron-positron annihilation at 5-GeV center-of-mass energy. Phys. Rev. Lett. 32:432, 1974

32

Muon pair production by electron-positron annihilation at 5-GeV center-of-mass energy. Lett. Nuovo Cimento 8:1020, 1973.

33

Hadron production by electron-positron annihilation at 4-GeV center-of-mass energy. Phys. Rev. Lett. 30:1189, 1973

34

Experimental test of quantum electrodynamics for the reaction e+e– ® gg at 4-GeV center-of-mass energy. Lett. Nuovo Cimento 7:587, 1973.

35

Electron-positron elastic scattering at 4-GeV center-of-mass energy. Phys. Rev. Lett. 30:507, 1973.

36

p± and p0 production by polarized photons in the resonance region. Phys. Rev. Lett. 28:1403, 1972.

  • High-energy experimental and theoretical physics: Partial list of conference papers co-authored and authored and unpublished reports:

1

Evidence for r(1300) in the reaction K–p ® p+p–L at 11 GeV/c. SLAC-PUB-5606, Jan 1994. 25pp.

2

Measurement of spin-sensitive quantities in hadronic decays of Z0 bosons produced in e+e–. 10th Int. Symp. on High Energy Spin Physics, Nagoya, Japan, Nov. 9-14, 1992. Published in Nagoya Spin Workshop 1992: 642-648 (QCD161:S921:1992)

3

First measurement of the left-right cross-section asymmetry in Z production at ECM = 91.5 GeV. 26th International Conference on High Energy Physics, Dallas, TX, Aug. 6-12, 1992. Published in Dallas HEP 1992:708:715 (QCD161:H51:1992)

4

QCD studies of hadronic decays of Z0 bosons by SLD. 26th International Conference on High Energy Physics, Dallas, TX, Aug. 6-12, 1992. Published in Dallas HEP 1992:892-898 (QCD161:H51:1992)

5

Recent results on K–W and pp systems from LASS. Int. Conf. on Hadron Spectroscopy, College Park, MD, Aug 12-16, 1991. Proceedings Hadron '91, 75-78, 1991.

6

The strange 0++ and 2++ radial excitations: a review of LASS data. Int. Conf. on Hadron Spectroscopy, College Park, MD, Aug 12-16, 1991. Proceedings Hadron '91, 384-391, 1991.

7

JP=1– radial excitations from LASS data. Int. Conf. on Hadron Spectroscopy, College Park, MD, Aug 12-16, 1991. Proceedings Hadron '91, 410-414, 1991.

8

New results in the partial-wave analysis of the K–W system in the reaction K–p ® K–p+p–p0p. Particles and Fields 91, Vancouver, Canada, Aug 18-22, 1991. Published in DPF Conf.1991:637-639 (QCD161:A6:1991)

9

Production of the r1(1300) in the reaction K–p ® p+p–L at 11 GeV/c. Particles and Fields '91, Vancouver, Canada, Aug 18-22, 1991. Published in DPF Conf.1991:640-643 (QCD161:A6:1991)

10

Evidence for r1(1270) production in the reaction K–p ® p+p–L. Rheinfels Workshop 1990 on Hadron Mass Spectrum, St. Goar, Germany, Sep 3-6, 1990. Published in Nucl. Phys. Proc. Suppl.21: 105-110, 1991 (QCD161:R48:1990)

11

Strangeonium production from LASS. Rheinfels Workshop 1990 on Hadron Mass Spectrum, St. Goar, Germany, Sep 3-6, 1990. Published in Nucl. Phys. Proc. Suppl.21: 5-10, 1991 (QCD161:R48:1990)

12

New results on hypercharge exchange reactions from LASS, Int. Conf. on High Energy Physics, Singapore, Aug 2-8, 1990. Published in Singapore H.E.Phys.1990:0569-572 (QCD161:H51:1990)

13

A summary of the results from LASS and the future of strange quark spectroscopy. 15th APS Div. of Particles and Fields General Mtg., Houston, TX, Jan 3-6, 1990. Published in DPF Conf.1990:651-670 (QCD161:A6:1990:V.2)

14

s anti-s spectroscopy from the LASS spectrometer. 9th European Symp. on Antiproton-Proton Interactions, Mainz, Germany, Sep 5-10, 1988. Published in Nucl. Phys. Proc.Suppl.8:32-39,1989 (QCD161:S9:1988)

15

K* studies at SLAC. Hadron '89: 3rd Int. Conf. on Hadron Spectroscopy, Ajaccio, France, Sep 23-27, 1989. Published in Ajaccio Hadron 1989:15-26 (QCD161:I407:1989)

16

Strangeonia and kin: new results from kaon hadroproduction with LASS. Hadron '89: 3rd Int. Conf. on Hadron Spectroscopy, Ajaccio, France, Sep 23-27, 1989. Published in Ajaccio Hadron 1989:3-14 (QCD161:I407:1989)

17

Recent results from S = -3 baryon spectroscopy from the LASS spectrometer. Summer Inst. on Elementary Particle Physics, Stanford, Calif., Jul 17-28, 1988. Published in SLAC Summer Inst.1988:255 (QCD161:S76:1988)

18

Recent results in strangeonium spectroscopy. Annual Mtg. of the Div. of Particles and Fields of the APS, Storrs, CT, Aug 15-18, 1988. Published in DPF Conf. 1988:414-418 (QCD161:A6:1988)

19

The strangeonium spectrum seen in LASS: implications for glueball spectroscopy. BNL Workshop on Glueballs, Hybrids and Exotic Hadrons, Upton, N.Y., Aug 29 - Sep 1, 1988. Published in BNL Workshop: Glueballs 1988:350 (QCD161:B58:1988)

20

The spectroscopy of mesons containing strange quarks. BNL Workshop on Glueballs, Hybrids and Exotic Hadrons, Upton, N.Y., Aug 29 - Sep 1, 1988. Published in BNL Workshop: Glueballs 1988:0160 (QCD161:B58:1988)

21

Strange quark spectroscopy from the LASS spectrometer. 3rd Conf. on the Intersections Between Particle and Nuclear Physics, Rockport, ME, May 14-19, 1988. Published in Rockport Conf. 1988:750 (QCD161:C64:1988)

22

New results from the LASS spectrometer. 2nd Int. Conf. on Hadron Spectroscopy, Tsukuba, Japan, Apr 16-18, 1987. Published in Tsukuba: Hadron 1987:64 (QCD161:I407:1987)

23

The Lass Spectrometer. SLAC-R-0298, Apr 1987. 264pp.

24

New results on mesons containing strange quarks. SLAC Summer Inst. on Particle Physics, Stanford, CA, Jul 28 - Aug 8, 1986. Published in SLAC Summer Inst.1986:569 (QCD161:S76:1986)

25

A study of strange and strangeonium states produced in LASS. 23rd Int. Conf. on High Energy Physics, Berkeley, CA, Jul 16-23, 1986. Published in Berkeley High Energy Phys.1986:718 (QCD161:H51:1986)

26

Ionization statistics and diffusion: analytical estimate of their contribution to spatial resolution of drift chambers. SLAC-PUB-3048, Jan 1983. 17pp. Presented at 1983 Wirechamber Conf., Vienna, Austria, Feb 15-18, 183.

27

Threshold factors and the top quark mass. SLAC-PUB-2842, SLC-Workshop-Notes- 43, Oct 1981.

28

Comparison of K–p and K+p interactions, and a programmatic study of strange quark spectroscopy. SLAC-PROPOSAL-E-135, Oct 1979. 57pp.

29

Production of high-transverse-momentum low-mass electron-positron pairs in high-energy pp collisions. 19th. International Conference on High-Energy Physics, Tokyo, Japan, August 1978. (QCD161:H51:1978)

30

Electron pair production at the CERN ISR. 19th. International Conference on High-Energy Physics, Tokyo, Japan, August 1978, pp.193 et seq. (QCD161:H51:1978)

31

Electron-positron elastic scattering at 5-GeV center-of-mass energy. Paris Storage Ring Conf. 1973:C2-21.


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