**Professor Valmor de Almeida**Associate Professor

**College**College of Sciences**Department**Chemical Engineering**Phone**(978) 934-5204**Office**Pinanski Hall - 301G**Email**Valmor_deAlmeida@uml.edu**Profile URLs**

## Education

**Postdoc**, (1997), Army High Performance Computing Research Center - Minneapolis, MN**Ph D: Chemical engineering and material science**, (1995), University of Minneapolis - Minneapolis, MN

## Publications

**de Almeida, V.**(2017) "An iterative phase-space explicit discontinuous Galerkin method for stellar radiative transfer in extended atmospheres,"*Journal of Quantitative Spectroscopy and Radiative Transfer*196: pp. 254-269**de Almeida, V.**, Hart, K.J. (2017) "Analysis of gas membrane ultra-high purification of small quantities of mono-isotopic silane,"*Journal of Membrane Science*527: pp. 164-179**de Almeida, V.**, Blondel, S., Bernholdt, D.E., Wirth, B.D. (2017) "Cluster Dynamics Modeling with Bubble Nucleation, Growth and Coalescence,"**de Almeida, V.**, Key, B.P., Sadasivan, P., Fallgren, A.J., Demuth, S.F., Aleman, S.E., Chiswell, S.R., Hamm, L., Tingey, J.M. (2017) "Facility Modeling Capability Demonstration Summary Report,"**de Almeida, V.**, Gluesenkamp, K.R., Abdelaziz, O., Patel, V.K., Mandel, B.T. (2017) "High Efficiency Water Heating Technology Development Final Report, Part II: CO<sub>2</sub> and Absorption-Based Residential Heat Pump Water Heater Development,"**de Almeida, V.**, Kidder, M.K., Earl, L.D. (2016) "Improved Structural Design and CO; Capture of Porous Hydroxy-Rich Polymeric Organic Frameworks,"**de Almeida, V.**, Liu, H., Herwig, K.W., Kidder, M.K. (2016) "Neutron Scattering of Residual Hydrogen in 1,4-Dioxane-d(8) Liquid: Understanding Measurements with Molecular Dynamics Simulations,"*Journal of Physical Chemistry B*120:24 pp. 5455-5469**de Almeida, V.**, Hu, Y., Shi, Q., Li, X. (2015) "Numerical simulation of phase transition problems with explicit interface tracking.,"*Chemical Engineering Science*128: pp. 92 - 108**de Almeida, V.F.**, Lim, H., Zhou, Y., Glimm, J. (2014) "Fully developed turbulent mixing in an annular sector.,"**de Almeida, V.F.**, Cui, S., Khomami, B. (2014) "Molecular dynamics simulations of tri-n-butyl-phosphate/n-dodecane mixture: thermophysical properties and molecular structure.,"*The Journal Of Physical Chemistry. B*118:36 pp. 10750 - 10760**de Almeida, V.F.**, Ye, X., Cui, S., Khomami, B. (2013) "Effect of varying the 1-4 intramolecular scaling factor in atomistic simulations of long-chain N-alkanes with the OPLS-AA model.,"*Journal Of Molecular Modeling*19:3 pp. 1251 - 1258**de Almeida, V.F.**, Ye, X., Cui, S., Khomami, B. (2013) "Molecular simulation of water extraction into a tri-n-butylphosphate/n-dodecane solution.,"*The Journal Of Physical Chemistry. B*117:47 pp. 14835 - 14841**de Almeida, V.**(2013) "Progress on Plant-Level Modeling and Simulation of Used Nuclear Fuel Dissolution: Startup Condition with Quasi-Developed Flow and Varying Acid Concentration,"**de Almeida, V.**, Khomami, B., Cui, S., Felker, K. (2013) "Quantify Water Extraction by TBP/Dodecane via Molecular Dynamics Simulations,"**de Almeida, V.**, Glimm, J., Jiao, X., Sims, B., Li, X. (2013) "Sharp Interface Tracking in Rotating Microflows of Solvent Extraction,"**de Almeida, V.**, Zhou, Y., Lim, H., Navamita, R., Wang, S., Glimm, J.G., Li, X., Jiao, X. (2012) "Development of a Front Tracking Method for Two-Phase Micromixing of Incompressible Viscous Fluids with Interfacial Tension in Solvent Extraction,"**de Almeida, V.F.**, Cui, S., Hay, B.P., Ye, X., Khomami, B. (2012) "Molecular Dynamics Simulation of Tri-n-butyl-Phosphate Liquid: A Force Field Comparative Study.,"*Journal of Physical Chemistry B*116:1 pp. 305 - 313**de Almeida, V.**(2012) "Plant-Level Modeling and Simulation of Used Nuclear Fuel Dissolution,"**de Almeida, V.**, Tsouris, C., Birdwell, Jr, J.F., D’Azevedo, E.F., Jubin, R.T., DePaoli, D.W., Moyer, B.A. (2011) "FY 2007 LDRD Director’s ;D Progress Summary Proposal Title: Developing a Science Base for Fuel Reprocessing Separations in the Global Nuclear Energy Program,"**de Almeida, V.**(2011) "Progress on Plant-Level Components for Nuclear Fuel Recycling: Commonality,"- McCaskey, A., Billings, J.J.,
**de Almeida, V.**(2011) "The Nuclear Energy Advanced Modeling and Simulation Safeguards and Separations Reprocessing Plant Toolkit," **de Almeida, V.**, Ye, X.G., Cui, S.T., Hay, B.P., Khomami, B. (2011) "Uranyl nitrate complex extraction into TBP/dodecane organic solutions: a molecular dynamics study (vol 12, pg 15406, 2010),"*Physical Chemistry Chemical Physics*13:48 pp. 21644**de Almeida, V.**, Ye, X.G., Smith, R.B., Cui, S.T., Khomami, B. (2010) "Influence of Nitric Acid on Uranyl Nitrate Association in Aqueous Solutions: A Molecular Dynamics Simulation Study,"*Solvent Extraction and Ion Exchange*28:1 pp. 1-18**de Almeida, V.F.**, Hunt, R.D., Collins, J.L. (2010) "Pneumatic drop-on-demand generation for production of metal oxide microspheres by internal gelation.,"*Journal of Nuclear Materials*404: pp. 44 - 49**de Almeida, V.**, Ye, X.G., Cui, S.T., Hay, B.P., Khomami, B. (2010) "Uranyl nitrate complex extraction into TBP/dodecane organic solutions: a molecular dynamics study,"*Physical Chemistry Chemical Physics*12:47 pp. 15406-15409**de Almeida, V.**, Birdwell, Jr, J.F., DePaoli, D.W., Gauld, I.C. (2009) "Coupling a Transient Solvent Extraction Module with the Separations and Safeguards Performance Model,"**de Almeida, V.**, Ye, X., Cui, S., Khomami, B. (2009) "Interfacial complex formation in uranyl extraction by tributyl phosphate in dodecane diluent: a molecular dynamics study.,"*The Journal Of Physical Chemistry. B*113:29 pp. 9852 - 9862**de Almeida, V.**, Hay, B., DePaoli, D.W. (2009) "Status of Safeguards and Separations Model Development at Plant and Molecular Levels,"**de Almeida, V.**(2008) "Exploring HPCS Languages in Scientific Computing,"*SCIDAS 2008 Scientific discovery through advanced computing*pp. 012034**de Almeida, V.**, Khamayseh, A., Hansen, G. (2008) "Hybrid Surface Mesh Adaptation for Climate Modeling,"*Numerical Mathematics-Theory Methods and Applications*1:4 pp. 410-434**de Almeida, V.**, Khamayseh, A. (2007) "Adaptive hybrid mesh refinement for multiphysics applications,"**de Almeida, V.**, Riahi-Nezhad, C.K., Tsouris, C., DePaoli, D.W. (2005) "Removal of micron-size droplets from an air stream by means of electric fields,"*Separation Science and Technology*40:1-3 pp. 367-381**de Almeida, V.**(2004) "An Iterative Phase-Space Explicit Discontinuous Galerkin Method for Stellar Radiative Transfer in Extended Atmospheres,"**de Almeida, V.F.**, Pozhar, L.A., Hu, M.Z. (2004) "Virtual Processing of Advanced Nanomaterials,"*American Ceramic Society Bulletin*83:5 pp. 17**de Almeida, V.**, Bose, A., Carey, G.F. (2003) "A Class of Parallel Multiple-front Algorithms on Subdomains,"*International Journal for Numerical Methods in Engineering*56:11 pp. 1569-1592**de Almeida, V.**, Culbertson, C.T., Tsouris, C., DePaoli, D.W., Jacobson, S.C., Ramsey, J.M. (2003) "Electrohydrodynamic Mixing in Microchannels,"*Aiche Journal*49:8 pp. 2181-2186**de Almeida, V.F.**, Hu, M.Z., Blom, D.A., Allard, L.F. (2003) "Self-Assembled Titania Mesostructues On Substrate Surfaces.,"*Journal of the American Ceramic Society*86:10 pp. 1824**de Almeida, V.**, Pozhar, L.A., Hu, M.Z. (2003) "Virtual Processing of Advanced Nanomaterials,"**de Almeida, V.**, Dong, J.H., Tsouris, C. (2002) "Effects of Applied Electric Fields on Drop-interface and Drop-drop Coalescence,"*Journal of Dispersion Science and Technology*23:1-3 pp. 155-166**de Almeida, V.**(2002) "Simulation of Transport Phenomena in Aluminum Nitride Single-Crystal Growth,"**de Almeida , V.**, DePaoli, D.W., Ezekoye, O.A., Tsouris , C. (2001) "Electrically Driven Technologies for Radioactive Aerosol Abatement,"**de Almeida, V.**, Riahi-Nezhad, C.K. (2001) "Flow Regimes of Air-Water Counterflow Through Cross Corrugated Parallel Plates,"*Separation Science and Technology*36:5-6 pp. 1351-1373**de Almeida, V.**, Dong, J.H., Tsouris, C. (2001) "Formation of Liquid Columns on Liquid-Liquid Interfaces Under Applied Electric Fields,"*Journal of Colloid and Interface Science*242:2 pp. 327-336**de Almeida, V.**, Hooper, R.W., Macosko, C.W., Derby, J.J. (2001) "Transient Polymeric Drop Extension and Retraction in Uniaxial Extensional Flows,"*Journal of Non-Newtonian Fluid Mechanics*98:2-3 pp. 141-168**de Almeida, V.**, Derby, J.J. (2000) "Construction of Solution Curves for Large Two-Dimensional Problems of Steady-State Flows of Incompressible Fluids,"*Siam Journal on Scientific Computing*22:1 pp. 285-311- Derby, J.J., Ponde, N.,
**de Almeida, V.**, Yeckel, A. (2000) "Modeling Segregation and Convection During the Growth of Ternary Alloys Under Terrestrial and Microgravity Conditions," **de Almeida, V.**, Chapman, A.M., Derby, J.J. (2000) "On Equilibration and Sparse Factorization of Matrices Arising in Finite Element Solutions of Partial Differential Equations,"*Numerical Methods for Partial Differential Equations*16:1 pp. 11-29- Yeckel, A.,
**de Almeida, V.**, Derby, J.J. (2000) "Theoretical analysis of 3D, Transient Convection and Segregation in Microgravity Bridgman Crystal Growth," **de Almeida, V.**(1999) "Domain Deformation Mapping: Application to Variational Mesh Generation,"*Siam Journal on Scientific Computing*20:4 pp. 1252-1275