Year 2003

"Identification of hydrogen configurations in p-type GaN through first-principles calculations of vibrational frequencies", S. Limpijumnong, J. E. Northrup, and C. G. Van de Walle, submitted to Phys. Rev. B.

"Band structure of CdGeAs₂ near the fundamental gap", S. Limpijumnong and W. R. L. Lambrecht, Phys. Rev. B 65, 165204 (2002).

"Valence band ordering and magneto-optic exciton fine structure in ZnO", W. R. L. Lambrecht, A. V. Rodina, S. Limpijumnong , B. Segall, and B. K. Meyer, Phys. Rev. B 65, 075207 (2002).

"Novel configuration of Mg-H complexes in GaN, GaN and Related Alloys", S. Limpijumnong, John E. Northrup, and Chris G. Van de Walle, edited by J. E. Northrup et al., Mat. Res. Soc. Symp. Proc. 693, I2.5 (Materials Research Society, Pittsburgh, 2002).

"Spectroscopy of GaN:Mg Under Pressure, GaN and Related Alloys", M. D. McCluskey, K. K. Zhuravlev, M. Kneissl, W. Wong, D. Treat, S. Limpijumnong, C. G. Van de Walle, and N.M. Johnson, edited by J. E. Northrup et al., Mat. Res. Soc. Symp. Proc. 693, I2.4 (Materials Research Society, Pittsburgh, 2002).

Year 2001

"Entropy-driven stabilization of a novel configuration for acceptor-hydrogen complexes in GaN", S. Limpijumnong, J. E. Northrup, and C. G. Van de Walle, Phys. Rev. Lett 87, 205505 (2001).

"Passivation and Doping due to Hydrogen in III-Nitrides", S. Limpijumnong and C. G. Van de Walle Phys. Stat. Sol. (b) 228, 303 (2001).

"Stacking fault band structure in 4H SiC and its impact on electronic devices", M. Miao, S. Limpijumnong , and W. R. L. Lambrecht, Appl. Phys. Lett. 79, 4360 (2001).

"Homogeneous strain deformation path for the wurtzite to rocksalt high-pressure phase transition in GaN", S. Limpijumnong and W. R. L. Lambrecht, Phys. Rev. Lett 86, 91 (2001).

"Theoretical study of the relative stability of wurtzite and rocksalt phases in MgO and GaN", S. Limpijumnong and W. R. L. Lambrecht Phys. Rev. B 63, 104103 (2001).

"First-principles studies of beryllium doping of GaN", C. G. Van de Walle, S. Limpijumnong, and J. Neugebauer, Phys. Rev. B 63, 245205 (2001).

"Stability and diffusion of beryllium in wurtzite GaN", S. Limpijumnong, Chris G. Van de Walle, and J. Neugebauer, Mat. Res. Soc. Symp. Proc. 639, G4.3 (Materials Research Society, Pittsburgh, 2001).

Year 2000

"Identification of Raman-active phonon modes in oriented platelets of InN and polycrystalline InN", J. S. Dyck, K. Kim, S. Limpijumnong, W. R. L. Lambrecht, K. Kash, J. C. Angus, Solid State Commun. 114, 355 (2000).

"Electronic Structure and Derived Linear and Nonlinear Optical Properties of Chalcopyrites ", S. Limpijumnong, Mat. Res. Soc. Symp. Proc. 607, 385 (Materials Research Society, Pittsburgh, 2000).

"Theory of Below Gap Absorption Bands in n-Type SiC Polytypes; Or, How SiC Got Its Colors", W. R. L. Lambrecht, S. Limpijumnong, and B. Segall, in Silicon Carbide and Related Materials-1999, ed. by C. H. Carter, Jr., R. P. Devaty, and G. S. Rohrer, Materials Science Forum 338-342, 545 (2000)..

Year 1999

"Theory of the optical absorption bands in the 1-3 eV range in n-type Silicon Carbide polytypes", S. Limpijumnong, W. R. L. Lambrecht, S. N. Rashkeev, and B. Segall Phys. Rev. B 59, 012890 (1999).

"Electronic structure of ZnGeP2: a detailed study of the band structure near the fundamental gap and its associated parameters", S. Limpijumnong and W. R. L. Lambrecht, Phys. Rev. B 60, 8087(1999).

"Second-harmonic generation and birefringence of some ternary pnictide semiconductors", S. N. Rashkeev, S. Limpijumnong , and W. R. L. Lambrecht, Phys. Rev. B 59, 2737 (1999).

"Theoretical evaluation of LiGaO2 for frequency up conversion to ultraviolet", S. N. Rashkeev, S. Limpijumnong , and W. R. L. Lambrecht, J. Opt. Soc. Am. B 16, 2217 (1999).

"Electronic structure and optical properties of ZnGeN₂", S. Limpijumnong , S. Rahkeev, and W. R. L. Lambrecht, MRS Internet J. Nitride Semicond. Res. 4S1, G6.11 (1999).

"Theoretical study of ZnO and related MgxZn1-xO alloy band structures", W. R. L. Lambrecht, S. Limpijumnong , and B. Segall, MRS Internet J. Nitride Semicond. Res. 4S1, G6.8 (1999).

"High field electron transport properties of bulk ZnO", J. D. Albrecht, P. P. Ruden, S. Limpijumnong , W. R. L. Lambrecht, and K. F. Brennan, Journal of Applied Physics 86, 6864 (1999).

Year 1998

"Total energy differences between SiC polytypes revisited", S. Limpijumnong and W. R. L. Lambrecht, Phys. Rev. B 57, 12017 (1998).

"Nanometer-scale investigation of metal-SiC interfaces using ballistic electron emission microscopy", H.-J. Im, B. Kaczer, J.P. Pelz, S. Limpijumnong , W. R. L. Lambrecht, and W. J. Choyke, J. of Electronic Materials 27, 345 (1998).

Year 1997

"Electronic band structure of SiC polytypes: a discussion of theory and experiment", W. R. L. Lambrecht, S. Limpijumnong, S. N. Rashkeev, and B. Segall, Phys. Stat. Sol. (b) 202, 5 (1997).

"Band structure interpretation of the optical transitions between low-lying conduction bands in n-type doped SiC polytypes", Walter R. L. Lambrecht, S. Limpijumnong, Sergey N. Rashkeev, and Benjamin Segall, in Proceeding of the 7th International Conference on Silicon Carbide, III-Nitrides and Related Materials, edited by G.Pensl, H. Morkoc, B. Monemar, and E. Janzen, (Trans Tech Publication, Stockholm, 1997), p.271-274.

"Total energy differences between silicon carbide polytypes and their implications for crystal growth", S. Limpijumnong and W. R L. Lambrecht, in Microscopic Simulation of Interfacial Phenomena in Solids and Liquids, Mat. Res. Soc. Symp. Proc. 492, 145 (Material Research Society, Warrendale,1997).

Year 1997

"Electronic band structure of SiC polytypes ", W. R. L. Lambrecht, S. Limpijumnong, and B. Segall, in Silicon Carbide and Related Materials, ed. by S. Nakashima, H. Matsunami, S. Yoshida, and H. Harima, IOP Conference Series 142, 263 (1996).

"Theoretical study of group-III nitride alloys", in III-V Nitrides, K. Kim, S. Limpijumnong, W. R. L. Lambrecht and B. Segall, edited by T. Moustakas, I. Akasaki, B. Monemar, and F. Ponce, Mater. Res. Soc. Symp. Proc. 449, 925, (Material Research Society, Warrendale, 1996).

"Band structure and cation ordering in LiGaO2 ", S. Limpijumnong, Walter R. L. Lambrecht, Benjamin Segall, and Kwiseon Kim, in III-V Nitrides, ed. T. Moustakas, I. Akasaki, B. Monemar, and F. Ponce, Mater. Res. Soc. Symp. Proc. 449, 905 (Material Research Society, Warrendale, 1996).

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