Refereed Publications:

• Cai, K., Durisen, R., Boley, A., Pickett, M., & Mejía, A., The Thermal Regulation of Gravitational Instabilities in Protoplanetary Disks IV: IV: Simulations with Envelope Radiation. (2008) ApJ, 673, 1138.
• Boley, A., Mejía, A., Durisen, R., Cai, K., Pickett, M., & D'Alessio, P. The Thermal Regulation of Gravitational Instabilities in Protoplanetary Disks III: Simulations Radiative Cooling and Realistic Opacities. (2006) ApJ, 651, 517.
• Cai, K., Durisen, R., Michael, S., Boley, A., Mejía, A., Pickett, M., & D'Alessio, P. The Effects of Metallicity and Grain Size on Gravitational Instabilities in Protoplanetary Disks. (2006) ApJ Letters, 636, L149. Erratum for this paper. (2006) ApJ Letters, 642, L173.
• Mejía, A., Durisen, R., Pickett, M., & Cai, K. The Thermal Regulation of Gravitational Instabilities in Protoplanetary Disks II. Extended Simulations With Varied Cooling Rates. (2005) ApJ, 619, 1098.
• Durisen, R., Cai, K., Mejía, A., & Pickett, M. A Hybrid Scenario for Gas Giant Planet Formation in Rings. (2005) Icarus, 173, 417.
• Pickett, B., Mejía, A., Durisen, R., Cassen, P., Berry, D., & Link, R. The Regulation of Gravitational Instabilities in Protoplanetary Disks. (2003) ApJ, 590, 1060.
• Durisen, R., Mejía, A., & Pickett, B. Gravitational Instabilities in Protostellar and Protoplanetary Disks. (2003) RRDAp, 1, 173.
• Durisen, R., Mejía, A., Pickett, B., & Hartquist, T. Gravitational Instabilities in the Disks of Massive Protostars as an Explanation for Linear Distributions of Methanol Masers. (2001) ApJ Letters, 563, L157.
• Pickett, B., Durisen, R., Cassen, P. & Mejía, A. Protostellar Disk Instabilities and the Formation of Substellar Companions. (2000) ApJ Letters, 540, L95.