On the electrical deactivation of arsenic in silicon Myler, U.; Simpson, P. J.; Lawther, Derek W.; Rousseau, P. M.
Positron-beam techniques for materials characterization Lawther, Derek W.; Simpson, P. J.
Chemical information in positron annihilation spectra Myler, U.; Goldberg, R. D.; Knights, A. P.; Lawther, Derek W.; Simpson, P. J.
Positron beam study of annealed silicon nitride films Landheer, D.; Aers, G. C.; Sproule, G. I.; Lawther, Derek W.; Simpson, P. J.; Massoumi, G. R.; Tong, S. Y.
Analysis of x-ray powder diffraction patterns of rapidly quenched A1-based alloys on the basis of quasicrystalline and cubic models Dunlap, R. A.; Lawther, Derek W.; Srinivas, V.
Experimental identification of nitrogen-vacancy complexes in nitrogen implanted silicon Adam, Lahir Shaik; Law, Mark E.; Szpala, Stanislaw; Simpson, P. J.; Lawther, Derek W.; Dokumaci, Omer; Hegde, Suri
A Doppler broadening positron annihilation technique for the study of defects in bulk samples Dunlap, R. A.; Kyriakidis, J.; Wang, Z.; Lawther, Derek W.
Vacancy generation resulting from electrical deactivation of arsenic Lawther, Derek W.; Myler, U.; Simpson, P. J.; Rousseau, P. M.; Griffin, P. B.; Plummer, J. D.
In situ 64Cu Doppler-broadening positron-annihilation methods for elevated temperature study of defect formation in metals formation in metals Lawther, Derek W.; Dunlap, R. A.
Thermal expansion of Bi2.2Sr1.8CaCu2Ox superconductor single crystals Yang, Z. J.; Yewondwossen, M.; Lawther, Derek W.; Ritcey, S. P.; Geldart, D. J. W.; Dunlap, R. A.
Mossbauer-effect study of nondimensional and 2-dimensional quasi-crystalline alloys in the Al-Pd-Fe system Dunlap, R. A.; Wang, Z.; Lawther, Derek W.
Variable-energy positron beam study of arsenic diffusion in poly-silicon Lawther, Derek W.; Khatri, R.; Simpson, P. J.; Schultz, P. J.; Calder, I.; Weaver, L.
Electrical transport in amorphous Fe-Mn-Zr alloys Srinivas, V.; Nigam, A. K.; Chandra, G.; Lawther, Derek W.; Yewondwossen, M.; Dunlap, R. A.
Positron-annihilation study of equilibrium defects in Al-Cu-Fe face-centered-icosahedral quasicrystals Lawther, Derek W.; Dunlap, R. A.
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Dunlap R., Yewondwossen M., and Lawther D., (1993) Mossbauer effect studies of amorphous Al-Y-Ni-Fe alloys Dunlap, R. A.; Yewondwossen, M. H.; Lawther, Derek W.
Physical properties of amorphous Al-Gd-transition metal alloys Dunlap, R. A.; Lawther, Derek W.; Mchenry, M. E.; Srinivas, V.; Beydaghyan, G.
Mossbauer effect studies of local Fe environments in crystalline and quasicrystalline Al-Cu-Fe alloys Lawther, Derek W.; Dunlap, R. A.
Mössbauer effect study of the stable Al75Pd15Fe10 decagonal quasicrystal Lawther, Derek W.; Dunlap, R. A.
Positron annihilation study of Al63Cu25Fe12 as a function of thermal treatment Lawther, Derek W.; Dunlap, R. A.
Structural and Mossbauer effect studies of quasicrystalline Al-Pd-Cr-Fe alloys Wang, Z.; Dunlap, R. A.; Lawther, Derek W.
57Fe Mössbauer-effect studies of quadrupole splitting distributions in icosahedral Al-TM-Fe quasicrystals Lawther, Derek W.; Dunlap, R. A.; Srinivas, V.; Lloyd, D. J.; Jha, S.
A positron annihilation study of crystalline, quasicrystalline and amorphous Al-Cu-T (T=Fe,V) alloys Lawther, Derek W.; Beydaghyan, G.; Dunlap, R. A.
Transition metal site distributions in binary aluminum-transition metal quasicrystals: Al-V and Al-Cr Lawther, Derek W.; Lloyd, D. J.; Dunlap, R. A.
Structure and stability of rapidly quenched Al86Cr14−xFex alloys Lawther, Derek W.; Dunlap, R. A.; Lloyd, D. J.; Mchenry, M. E.
On the question of stability and disorder in icosahedral aluminum - transition metal alloys Lawther, Derek W.; Dunlap, R. A.; Srinivas, V.
Correlated hyperfine interactions in amorphous Cr72-xFexC17Si8Al3 alloys Dunlap, R. A.; Lawther, Derek W.; Hargraves, P.; Sinclair, P.
57Fe Mössbauer-effect study of preferential site occupancy in quasicrystalline Al86Cr14−xFex alloys Dunlap, R. A.; Lawther, Derek W.; Lloyd, D. J.
A positron annihilation study of crystalline, quasicrystalline and amorphous Al-Mn-Si alloys Dunlap, R. A.; Lawther, Derek W.; March, R. H.
Application of Mössbauer effect spectroscopy to the study of quasicrystalline materials Dunlap, R. A.; Lawther, Derek W.