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Department of Chemical and Pharmaceutical Engineering |
Research - Publications by Area:
Mass Transport and Membrane Filtration
2023
1. Stability of liquid-vapor interface at steady-state evaporation and condensation. K.D. Danov, J. Theor. Appl. Mech. 53 (2023) 319. doi: 10.55787/jtams.23.53.4.319
2021
1. Kinetics of Transfer of Volatile Amphiphiles (Fragrances) from Vapors to Aqueous Drops and Vice Versa: Interplay of Diffusion and Barrier Mechanisms, K. Danov, T. Gurkov, R. Stanimirova, R. Uzunova, Colloids Surf. A 625 (2021) 126931; doi: 10.1016/j.colsurfa.2021.126931
2020
1. Preparation of TiO2 Nanoparticle Aggregates and Capsules by the 'Two-Emulsion Method'. N. Politova-Brinkova, S. Tsibranska-Gyoreva, S. Tcholakova, N. Denkov, T. Danner, Colloids Interfaces 4 (2020) 57; doi: 10.3390/colloids4040057
2012
1. Role of Surfactants on the Approaching Velocity of Two Small Emulsion Drops. K.D. Danov, S.D. Stoyanov, N.K. Vitanov, I.B. Ivanov, J. Colloid Interface Sci. 368 (2012) 342-355.
2. Interfacial Layers from the Protein HFBII Hydrophobin: Dynamic Surface Tension, Dilatational Elasticity and Relaxation Times. N.A. Alexandrov, K.G. Marinova, T.D. Gurkov, K.D. Danov, P.A. Kralchevsky, S.D. Stoyanov, T.B.J. Blijdenstein, L.N. Arnaudov, E.G. Pelan, A. Lips, J. Colloid Interface Sci. 376 (2012) 296-306.
3. Effects of Emulsifier Charge and Concentration on Pancreatic Lipolysis: 2. Interplay of Emulsifiers and Biles. Z. Vinarov, S. Tcholakova, B. Damyanova, Y. Atanasov, N. Denkov, S. Stoyanov, E. Pelan, A. Lips, Langmuir 28 (2012) 12140-12150.
2011
1. Adsorption Kinetics under the Influence of Barriers at the Subsurface Layer. T.D. Gurkov, Colloid Polym. Sci. 289 (2011) 1905-1915.
2. Control of Ostwald Ripening by Using Surfactants with High Surface Modulus. S. Tcholakova, Z. Mitrinova, K. Golemanov, N. Denkov, M. Vethamuthu, K. P. Ananthapadmanabhan, Langmuir 27 (2011) 14807-14819.
2008
1. Method for Analysis of the Composition of Acid Soaps by Electrolytic Conductivity Measurements. P. A. Kralchevsky, M. P. Boneva, K. D. Danov, K. P. Ananthapadmanabhan, and A. Lips, J. Colloid Interface Sci. 327 (2008) 169-179.
2. Chemical Physics of Colloid Systems and Interfaces. P. A. Kralchevsky, K. D. Danov and N. D. Denkov, Chapter 7 in Handbook of Surface and Colloid Chemistry (3rd Updated Edition; K. S. Birdi, Ed.). CRC Press, Boca Raton, FL, 2008.
2007
1. Experimental and Theoretical Investigations on Interfacial Temperature Jumps during Evaporation, V. K. Badam, V. Kumar, F. Durst and K. D. Danov, Experimental Thermal and Fluid Science 32 (2007) 276-292.
2006
1. The Maximum Bubble Pressure Method: Universal Surface Age and Transport Mechanisms in Surfactant Solutions. N.C. Christov, K.D. Danov, P.A. Kralchevsky, K.P. Ananthapadmanabhan, A. Lips, Langmuir 22 (2006) 7528-7542.
2. Influence of Electrolytes on the Dynamic Surface Tension of Ionic Surfactant Solutions: Expanding and Immobile Interfaces. K.D. Danov, P.A. Kralchevsky, K.P. Ananthapadmanabhan, A. Lips, J. Colloid Interface Sci. 303 (2006) 56-68.
2005
1. Detachment of Oil Drops from Solid Surfaces in Surfactant Solutions: Molecular Mechanisms at a Moving Contact Line, P.A. Kralchevsky, K.D. Danov, V.L. Kolev, T.D. Gurkov, M.I. Temelska, and G. Brenn, Industrial & Engineering Chemistry Research 44 (2005) 1309-1321.
2. Triblock Copolymers as Promoters of Solubilization of Oils in Aqueous Surfactant Solutions, P. A. Kralchevsky and N. D. Denkov, Chapter 15 in "Molecular Interfacial Phenomena of Polymers and Biopolymers" (Pu Chen, Editor), Woodhead Publishing, Cambridge, UK, 2005; pp. 538-579.
2003
1. Hydrodynamic Instability and Coalescence in Trains of Emulsion Drops or Gas Bubbles Moving through a Narrow Capillary. K.D. Danov, D.S. Valkovska, P.A. Kralchevsky, J. Colloid Interface Sci. 267 (2003) 243-258.
2002
1. Kinetics of Solubilization of n-Decane and Benzene by Micellar Solutions of Sodium Dodecyl Sulfate. P. D. Todorov, P. A. Kralchevsky, N. D. Denkov, G. Broze, and A. Mehreteab, J. Colloid Interface Sci. 245 (2002) 371-382.
2. Adsorption Relaxation for Nonionic Surfactants under Mixed Barrier-Diffusion and Micellization-Diffusion Control. K. D. Danov, D. S. Valkovska, and P. A. Kralchevsky, J. Colloid Interface Sci. 251 (2002) 18-25.
3. Capillary Mechanisms in Membrane Emulsification: Oil-in-Water Emulsions Stabilized by Tween 20 and Milk Proteins. N. C. Christov, D. N. Ganchev, N. D. Vassileva, N. D. Denkov, K. D. Danov, and P. A. Kralchevsky, Colloids and Surfaces A 209 (2002) 83-104.
4. Kinetics of Triglyceride Solubilization by Micellar Solutions of Nonionic Surfactant and Triblock Copolymer: 2. Theoretical Model. P. A. Kralchevsky, N. D. Denkov, P. D. Todorov, G. S. Marinov, G. Broze, and A. Mehreteab, Langmuir 18 (2002) 7887-7895.
5. Chemical Physics of Colloid Systems and Interfaces: 5. Hydrodynamic Interactions in Dispersions; 6. Kinetics of Coagulation. P. A. Kralchevsky, K. D. Danov and N. D. Denkov, Chapter 5 in "Handbook of Surface and Colloid Chemistry", Second Edition (K. S. Birdi, Ed.), CRC Press, New York, 2002.
2000
1. The Effect of Oil Solubility on the Oil Drop Entry at Water-Air Interface. D.S. Valkovska, P.A. Kralchevsky, K.D. Danov, G. Broze, and A. Mehreteab, Langmuir 16 (2000) 8892-8902.
2. Determination of Bulk and Surface Diffusion Coefficients from Experimental Data for Thin Liquid Film Drainage. D. S. Valkovska, K. D. Danov, J. Colloid Interface Sci. 223 (2000) 314-316.
1998
1. Modification of Ultrafiltration Membranes by Deposition of Colloid Particles. R. G. Alargova, J. T. Petkov, N. D. Denkov, D. N. Petsev and I. B. Ivanov, Colloids Surf. A 134 (1998) 331-342.
2. Stability of Evaporating Two-Layered Liquid Film in the Presence of Surfactant: I. The Equations of Lubrication Approximation. K. D. Danov, V. N. Paunov, N. Alleborn, H. Raszillier and F. Durst, Chem. Eng. Sci. 53 (1998) 2809-2822.
3. Stability of Evaporating Two-Layered Liquid Film in the Presence of Surfactant: II. Linear Analysis. K. D. Danov, V. N. Paunov, S. D. Stoyanov, N. Alleborn, H. Raszillier and F. Durst, Chem. Eng. Sci. 53 (1998) 2823-2837.
4. Stability of Evaporating Two-Layered Liquid Film in the Presence of Surfactant: III. Non-Linear Stability Analysis. V. N. Paunov, K. D. Danov, N. Alleborn, H. Raszillier, and F. Durst, Chem. Eng. Sci. 53 (1998) 2839-2857.
5. Role of Surface Forces in the Stability of Evaporating Thin Liquid Films That Contain Surfactant Micelles. T. D. Gurkov, K. D. Danov, N. Alleborn, H. Raszillier and F. Durst, J. Colloid Interface Sci. 198 (1998) 224-240.
6. Gradual Disintegration of Protein Lumps Contained in Thin Emulsion Films: Role of the Surface Diffusion. T.D. Gurkov, K.G. Marinova, A. Zdravkov, C. Oleksiak and B. Campbell, Progress in Colloid & Polymer Sci. 110 (1998) 263-268.
1997
1. Hydrodynamic Theory for Spontaneously Growing Dimple in Emulsion Films with Mass Transfer. K. D. Danov, T. D. Gurkov, T. Dimitrova, I. B. Ivanov and D. Smith, J. Colloid Interface Sci. 188 (1997) 313-324.
1995
1. Influence of the Surface Viscosity on the Hydrodynamic Resistance and Surface Diffusivity of a Large Brownian Particle. K. D. Danov, R. Aust, F. Durst, U. Lange, J. Colloid Interface Sci. 175 (1995) 36-45.
2. Abnormal Thickness and Stability of Nonequilibrium Liquid Films. O. D. Velev, T. D. Gurkov, I. B. Ivanov and R. P. Borwankar, Phys. Rev. Letters 75 (1995) 264-267.
1994
1. Kinetic Model for the Simultaneous Processes of Flocculation and Coalescence in Emulsion Systems. K. D. Danov, I. B. Ivanov, T. D. Gurkov, R. Borwankar, J. Colloid Interface Sci. 167 (1994) 8-17.
1993
1. Adsorption from Surfactant Solutions under Diffusion Control. P. A. Kralchevsky, Y. S. Radkov and N. D. Denkov, J. Colloid Interface Sci. 161 (1993) 361-365.
2. Spontaneous Cyclic Dimpling in Emulsion Films Due to Mass Transfer between the Phases. O. D. Velev, T. D. Gurkov and R. P. Borwankar, J. Colloid Interface Sci. 159 (1993) 497-501.
3. Diffusion and Light Scattering in Dispersions of Charged Particles with Thin Electrical Double Layers. D. N Petsev, N. D. Denkov, K. Nagayama, Chemical Physics 175 (1993) 265-270.
4. Concentrated Dispersions of Charged Colloidal Particles: Sedimentation, Ultrafiltration and Diffusion. D. N. Petsev, V. M. Starov and I. B. Ivanov, Colloids and Surfaces 81 (1993) 65-81.
5. Nucleation and Growth of Two-Dimensional Colloidal Crystals. C. D. Dushkin, H. Yoshimura, K. Nagayama, Chem. Phys. Letters 204 (1993) 455-460.
6. On the Liquid Membrane Extraction of Lanthanum and Neodymium. M. Milanova, T. Horozov, A. Nikolov, D. Todorovsky, Sept. Sci. and Technology 28(8) (1993) 1641.
1992
1. Mechanism of Formation of Two-Dimensional Crystals from Latex Particles on Substrates. N. D. Denkov, O. D. Velev, P. A. Kralchevsky, I. B. Ivanov, H. Yoshimura and K. Nagayama, Langmuir 8 (1992) 3183-3190.
2. Diffusion and Light Scattering in Suspension of Strongly Charged Particles. N. D. Denkov, D. N. Petsev, Physica A 183 (1992) 462.
3. Diffusion of Charged Colloidal Particles at Low Volume Fraction: Theoretical Model and Light Scattering Experiments. D. N. Petsev, N. D. Denkov, J. Colloid Interface Sci. 149 (1992) 329.
1991
1. The Kinetics of the Surface Tension of Micellar Surfactant Solutions. C. D. Dushkin, I. B. Ivanov and P. A. Kralchevsky, Colloids and Surfaces, 60 (1991) 235-261.
2. Effects of the polydispersity of diffusing micelles on the dynamic surface elasticity. C. D. Dushkin, I. B. Ivanov, Colloids and Surfaces 60 (1991) 213-233.
1990
1. A Diffusion Model of Donnan Dialysis under Flow Conditions. V. M. Starov, D. N. Petsev and I. B. Ivanov, Journal of Membrane Science 53 (1990) 45-57.
1988
1. Mass Transport Effects on the Stability of Emulsion Films with Acetic Acid and Acetone Diffusing across the Interface. B. Dimitrova, I.B. Ivanov and E. Nakache, J. Dispersion Science and Technology, 9 (4) (1988) 321-341.
2. Thin Film Drainage. I.B. Ivanov and D.S. Dimitrov, Chapter 7 in "Thin Liquid Films" (I.B. Ivanov, Ed.), M. Dekker, New York, 1988.
1987
1. Instability of Emulsion Liquid Films Induced by the Transfer of Acetic Acid. I. B. Ivanov, Sv. K. Chakarova, B. I. Dimitrova, Colloids and Surfaces 22 (1987) 311-316.
1985
1. Thinning of Films with Deformable Surfaces: Diffusion-Controlled Surfactant Transfer. I. B. Ivanov, D. S. Dimitrov, P. Somasundaran and R. K. Jain, Chem. Eng. Sci. 40 (1985) 137-150.
1984
1. Influence of Permeability on the Rate of Mutual Approach of Membranes. D. S. Dimitrov, I. B. Ivanov and T. T. Traykov, Journal of Membrane Science 17 (1984) 79-87.