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Department of Chemical and Pharmaceutical Engineering |
Research - Publications by Area:
Lateral Capillary Forces and Two-Dimensional Crystallization of Colloids
2023
1. Polymorphic Phase Transitions in Bulk Triglyceride Mixtures. D. Cholakova, S. Tcholakova, N. Denkov, Cryst. Growth Des. 23 (2023) 2075-2091. doi: 10.1021/acs.cgd.2c01021
2022
1. Rheological Properties of Rotator and Crystalline Phases of Alkanes. D. Cholakova, K. Tsvetkova, S. Tcholakova, N. Denkov, Colloids Surf. A 634 (2022) 127926; doi: 10.1016/j.colsurfa.2021.127926
2020
1. Spontaneous Particle Desorption and "Gorgon" Drop Formation From Particle-Armored Oil Drops Upon Cooling. D. Cholakova, Zh. Valkova, S. Tcholakova, N. Denkov, B. P. Binks, Soft Matter 16 (2020) 2480−2496; doi: 10.1039/c9sm02354b3
2018
1. Hardening of Particle/Oil/Water Suspensions Due to Capillary Bridges: Experimental Yield Stress and Theoretical Interpretation. K.D. Danov, M.T. Georgiev, P.A. Kralchevsky, G.M. Radulova, T.D. Gurkov, S.D. Stoyanov, E.G. Pelan. Adv. Colloid Interface Sci., 251 (2018) 80–96; doi: 10.1016/j.cis.2017.11.004
2. Rheology of Particle/Water/Oil Three-Phase Dispersions: Electrostatic vs. Capillary Bridge Forces. M.T. Georgiev, K.D. Danov, P.A. Kralchevsky, T.D. Gurkov, D.P. Krusteva, L.N. Arnaudov, S.D. Stoyanov, E.G. Pelan. J. Colloid Interface Sci., 513 (2018) 515–526. doi: 10.1016/j.jcis.2017.11.057
2017
1. Universal Emulsion Stabilization from the Arrested Adsorption of Rough Particles at Liquid-Liquid Interfaces. M. Zanini, C. Marschelke, S.E. Anachkov, E. Marini, A. Synytska, L. Isa. Nature Comm. 8 (2017) 15701; doi:10.1038/ncomms15701
2016
1. Monolayers from Charged Particles in a Langmuir Trough: Could Particle Aggregation Increase the Surface Pressure? P.V. Petkov, K.D. Danov, P.A. Kralchevsky. J. Colloid Interface Sci. 462 (2016) 223–234.
2. Soft Electrostatic Repulsion in Particle Monolayers at Liquid Interfaces: Surface Pressure and Effect of Aggregation. P.A. Kralchevsky, K.D. Danov, P.V. Petkov. Phil. Trans. R. Soc. A 374 (2016) Article Number: 20150130; doi:10.1098/rsta.2015.0130
3. Self-assembly of molecules and colloid particles in the design of advanced materials and products. P.A. Kralchevsky, K.D. Danov, S.E. Anachkov, G.S. Georgieva. Proceedings of UNITECH 2016, Univ. Publ. House V. Aprilov, Gabrovo, 2016; p. 37-46; ISSN 1313-230X.
2015
1. Chemical Physics of Colloid Systems and Interfaces. P.A. Kralchevsky, K.D. Danov, in Handbook of Surface and Colloid Chemistry, Fourth Updated Edition; K. S. Birdi, Ed.; CRC Press, Boca Raton, 2015; Chapter 4, p. 247.
2014
1. Surface Pressure Isotherm for a Monolayer of Charged Colloidal Particles at a Water/Nonpolar-Fluid Interface: Experiment and Theoretical Model. P.V. Petkov, K.D. Danov, P.A. Kralchevsky. Langmuir 30 (2014) 2768-2778.
2013
1. Forces Acting on Dielectric Colloidal Spheres at a Water/Nonpolar-Fluid Interface in an External Electric Field. 1. Uncharged Particles. K.D. Danov, P.A. Kralchevsky, J. Colloid Interface Sci. 405 (2013) 278-290.
2. Forces Acting on Dielectric Colloidal Spheres at a Water/Nonpolar-Fluid Interface in an External Electric Field. 2. Charged Particles. K.D. Danov, P.A. Kralchevsky, J. Colloid Interface Sci. 405 (2013) 269-277.
2010
1. Capillary Forces between Particles at a Liquid Interface: General Theoretical Approach and Interactions between Capillary Multipoles. K. D. Danov, P. A. Kralchevsky, Adv. Colloid Interface Sci. 154 (2010) 91-103.
2. Interaction between Like-Charged Particles at a Liquid Interface: Electrostatic Repulsion vs. Electrocapillary Attraction. K. D. Danov, P. A. Kralchevsky, J. Colloid Interface Sci. 345 (2010) 505-514.
3. Interactions between Particles at a Fluid Interface. P. A. Kralchevsky, K. D. Danov, In: Nanoscience: Colloidal and Interfacial Aspects, V. M. Starov, Ed.; CRC Press, New York, 2010; Chapter 15, pp. 397-435.
2009
1. Attraction between Particles at a Liquid Interface Due to the Interplay of Gravity- and Electric-Field-Induced Interfacial Deformations. M. P. Boneva, K. D. Danov, N. C. Christov, P. A. Kralchevsky, Langmuir 25 (2009) 9129-9139.
2. Preparation of two-dimensional direct opals by controlled assembly of silica spheres. S. Anachkov, P. Vasileva, C. Dushkin, J. Optoelectronics and Advanced Materials 2009, 11, 1355-1358.
2008
1. Comparison of Solid Particles, Globular Proteins and Surfactants as Emulsifiers. S. Tcholakova, N. D. Denkov, and A. Lips, Phys. Chem. Chem. Phys. 10 (2008) 1608-1627 (invited article).
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. Effect of Electric-Field-Induced Capillary Attraction on the Motion of Particles at an Oil–Water Interface, M. P. Boneva, N. C. Christov, K. D. Danov, and P. A. Kralchevsky, Physical Chemistry Chemical Physics 9(48) (2007) 6371-6384.
2006
1. Particle-Interface Interaction across a Nonpolar Medium in Relation to the Production of Particle-Stabilized Emulsions. K. D. Danov, P. A. Kralchevsky, K. P. Ananthapadmanabhan, A. Lips, Langmuir 22 (2006) 106-115.
2. Reply to Comment on Electrodipping Force Acting on Solid Particles at a Fluid Interface. K. D. Danov, P. A. Kralchevsky, Langmuir 22 (2006) 848-849.
3. Electric Forces Induced by a Charged Colloid Particle Attached to the Water-Nonpolar Fluid Interface. K. D. Danov, P. A. Kralchevsky, J. Colloid Interface Sci. 298 (2006) 213-231.
4. Shape of the Capillary Meniscus around an Electrically Charged Particle at a Fluid Interface: Comparison of Theory and Experiment. K. D. Danov, P. A. Kralchevsky, M. P. Boneva, Langmuir 22 (2006) 2653-2667.
2005
1. Interactions between Particles with an Undulated Contact Line at a Fluid Interface: Capillary Multipoles of Arbitrary Order, K. D. Danov, P. A. Kralchevsky, B. N. Naydenov, and G. Brenn, J. Colloid Interface Sci. 287 (2005) 121-134.
2004
1. Electrodipping Force Acting on Solid Particles at a Fluid Interface. K .D. Danov, P. A. Kralchevsky, M. P. Boneva, Langmuir 20 (2004) 6139-6151.
2002
1. Chemical Physics of Colloid Systems and Interfaces: 1. Introduction; 2. Surface Tension of Surfactant Solutions; 3. Capillary Hydrostatics and Thermodynamics; 4. Surface Forces. 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.
2001
1. Particles at Fluid Interfaces and Membranes: Attachment of Colloid Particles and Proteins to Interfaces and Formation of Two-Dimensional Arrays. P.A. Kralchevsky, K. Nagayama; Elsevier, Amsterdam, 2001: Book: 14 chapters, 654 pages.
2. Strong Capillary Attraction between Spherical Inclusions in a Multilayered Lipid Membrane. K. D. Danov, B. Pouligny, M. I. Angelova, and P. A. Kralchevsky. Studies in Surface Science and Catalysis, Vol. 132, Elsevier, Amsterdam, 2001; pp. 519-524.
3. Capillary Forces and Structuring in Layers of Colloid Particles. P.A. Kralchevsky and N.D. Denkov, Current Opinion in Colloid & Interface Sci. 6 (2001) 383-401.
4. Capillary Forces between Colloidal Particles Confined in a Liquid Film: The Finite-Meniscus Problem. K. D. Danov, B. Pouligny and P. A. Kralchevsky, Langmuir 17 (2001) 6599-6609.
5. Particles with an Undulated Contact Line at a Fluid Interface: Interaction between Capillary Quadrupoles and Rheology of Particulate Monolayers. P. A. Kralchevsky, N. D. Denkov, and K. D. Danov, Langmuir 17 (2001) 7694-7705.
6. Lateral Capillary Forces between Partially Immersed Bodies. P. A. Kralchevsky and K. Nagayama, Chapter 7 in the book: "Particles at Fluid Interfaces and Membranes" (P. A. Kralchevsky and K. Nagayama, Authors) Elsevier, Amsterdam, 2001; pp. 287-350.
7. Two-Dimensional Crystallization of Particulates and Proteins. P. A. Kralchevsky and K. Nagayama, Chapter 13 in the book: "Particles at Fluid Interfaces and Membranes" (P. A. Kralchevsky and K. Nagayama, Authors) Elsevier, Amsterdam, 2001; pp. 517-590.
8. Capillary Forces between Particles Bound to a Spherical Interface. P. A. Kralchevsky and K. Nagayama, Chapter 9 in the book: "Particles at Fluid Interfaces and Membranes" (P. A. Kralchevsky and K. Nagayama, Authors), Elsevier, Amsterdam, 2001; pp. 396-425.
9. Mechanics of Lipid Membranes and Interaction between Inclusions. P. A. Kralchevsky and K. Nagayama, Chapter 10 in the book: "Particles at Fluid Interfaces and Membranes" (P. A. Kralchevsky and K. Nagayama, Authors), Elsevier, Amsterdam, 2001; pp. 426-468.
10. Capillary Bridges and Capillary-Bridge Forces. P. A. Kralchevsky and K. Nagayama, Chapter 11 in the book: "Particles at Fluid Interfaces and Membranes" (P. A. Kralchevsky and K. Nagayama, Authors), Elsevier, Amsterdam, 2001; pp. 469-502.
11. Lateral Capillary Forces between Floating Particles. P. A. Kralchevsky and K. Nagayama, Chapter 8 in the book: "Particles at Fluid Interfaces and Membranes" (P. A. Kralchevsky and K. Nagayama, Authors), Elsevier, Amsterdam, 2001; pp. 351-395.
12. Capillary Forces between Particles of Irregular Contact Line. P. A. Kralchevsky and K. Nagayama, Chapter 12 in the book: "Particles at Fluid Interfaces and Membranes" (P. A. Kralchevsky and K. Nagayama, Authors), Elsevier, Amsterdam, 2001; pp. 503-516.
2000
1. Capillary Interactions between Particles Bound to Interfaces, Liquid Films and Biomembranes. P.A. Kralchevsky and K. Nagayama, Adv. Colloid Interface Sci. 85 (2000) 145-192.
1999
1. Two-Dimensional Forces Universally Working between Particles at an Interface. K. Nagayama, and P. Kralchevsky, Japanese Journal of Physical Society (Nihon Butsuri Gakkaishi) 54 (1999) 519-527 (in Japanese).
1998
1. Electron Cryomicroscopy of Bacteriorhodopsin Vesicles: Mechanism of Vesicle Formation. N. D. Denkov, H. Yoshimura, T. Kouyama, J. Walz and K. Nagayama, Biophysical Journal 74 (1998) 1409-1420.
2. Direct Observation of the Dynamics of Latex Particles Confined inside Thinning Water-Air Films. K. P. Velikov, F. Durst, O. D. Velev, Langmuir 14 (1998) 1148-1155.
1997
1. Lateral Forces Acting between Particles in Liquid Films or Lipid Membranes. P. A. Kralchevsky, Advances in Biophysics 34 (1997) 25-39.
2. Experimental Study of Particle Structuring in Vertical Stratifying Films from Latex Suspensions. E. S. Basheva, K. D. Danov and P. A. Kralchevsky, Langmuir 13 (1997) 4342-4348.
3. Lateral Capillary Forces and Two-dimensional Arrays of Colloid Particles and Protein Molecules. N. D. Denkov, P. A. Kralchevsky, and I. B. Ivanov, J. Dispersion Sci. Technology 18 (1997) 577-591.
1996
1. Torsion Balance for Measurement of Capillary Immersion Forces. C. D. Dushkin, P. A. Kralchevsky, V. N. Paunov, H. Yoshimura and K. Nagayama, Langmuir 12 (1996) 641-651.
2. Precise Method for Measuring the Shear Surface Viscosity of Surfactant Monolayers. J. T. Petkov, K. D. Danov, N. D. Denkov, R. Aust and F. Durst, Langmuir 12 (1996) 2650-2653.
3. Method for Controlled Formation of Vitrified Films for Cryo-Electron Microscopy. N. D. Denkov, H. Yoshimura and K. Nagayama, Ultramicroscopy 65 (1996) 147-158.
4. Nanoparticle Arrays in Freely Suspended Vitrified Films. N. D. Denkov, H. Yoshimura, K. Nagayama, T. Kouyama, Physical Review Letters 76 (1996) 2354-2357.
5. Direct Measurement of Nanonewton Capillary Forces. C. D. Dushkin, H. Yoshimura, K. Nagayama, J. Colloid Interface Sci. 181 (1996) 657-660.
1995
1. Lateral Capillary Forces Measured by Torsion Microbalance. C. D. Dushkin, P. A. Kralchevsky, H. Yoshimura and K. Nagayama, Phys. Rev. Lett. 75 (1995) 3454-3457.
2. Lateral Capillary Interaction between Particles Protruding from a Spherical Liquid Layer. P. A. Kralchevsky, V. N. Paunov and Kuniaki Nagayama, J. Fluid. Mech. 299 (1995) 105-132.
3. Stresses in Lipid Membranes and Interactions between Inclusions. P. A. Kralchevsky, V. N. Paunov, N. D. Denkov, K. Nagayama, J. Chem. Soc.: Faraday Trans., 91(19) (1995) 3415-3432.
4. Lateral Capillary Forces between colloidal Particles Incorporated in Liquid Films or Lipid Bilayers. P. A. Kralchevsky, C. D. Dushkin, V. N. Paunov, N. D. Denkov, K. Nagayama, Progr. Colloid Polymer Sci. 98 (1995) 12-17.
1994
1. Capillary Image Forces: I. Theory. P. A. Kralchevsky, V. N. Paunov, N. D. Denkov and K. Nagayama, J. Colloid Interface Sci. 167 (1994) 47-65.
2. Capillary Image Forces: II. Experiment. O.D. Velev, N.D. Denkov, V.N. Paunov, P.A. Kralchevsky, K. Nagayama, J. Colloid Interface Sci. 167 (1994) 66-73.
3. Capillary Forces between Colloidal Particles. P. A. Kralchevsky and K. Nagayama, Langmuir 10 (1994) 23-36.
4. Formation of Two-dimensional Structures from Colloidal Particles on Fluorinated Oil Substrate. G. S. Lazarov, N. D. Denkov, O. D. Velev, P. A. Kralchevsky and Kuniaki Nagayama, J. Chem. Soc. Faraday Trans. 90 (1994) 2077-2083.
5. Observations of Latex Particle Two-Dimensional-Crystal Nucleation in Wetting Films Mercury, Glass and Mica. A. S. Dimitrov, C. D. Dushkin, H. Yoshimura, K. Nagayama, Langmuir 10 (1994) 432-440.
6. Formation of Two-dimensional Colloid Crystals in Liquid Films under the Action of Capillary Forces. P. A. Kralchevsky, N. D. Denkov, V. N. Paunov, O. D. Velev, I. B. Ivanov, H. Yoshimura, K. Nagayama, J. Phys.: Condens. Matter, 6 (1994) A395-A402.
1993
1. Energetical and Force Approaches to the Capillary Interactions Between Particles Attached to a Liquid-Fluid Interface. P. A. Kralchevsky, V. N. Paunov, N. D. Denkov, I. B. Ivanov and K. Nagayama, J. Colloid Interface Sci., 155 (1993) 420-437.
2. Lateral Capillary Forces Between Floating Submillimeter Particles. V. N. Paunov, P. A. Kralchevsky, N. D. Denkov and K. Nagayama, J. Colloid Interface Sci. 157 (1993) 100-112.
3. Colored Multilayers from Transparent Submicrometer Spheres. C. D. Dushkin, K. Nagayama, T. Miwa and P. A. Kralchevsky, Langmuir 9 (1993) 3695-3701.
4. Direct Measurement of Lateral Capillary Forces. O. D. Velev, N. D. Denkov, V. N. Paunov, P. A. Kralchevsky and K. Nagayama, Langmuir 9 (1993) 3702-3709.
5. Two-Dimensional Crystallization. N.D. Denkov, O.D. Velev, P.A. Kralchevsky, I.B. Ivanov, H. Yoshimura, K. Nagayama, Nature 361 (1993) 26.
6. Nucleation and Growth of Two-Dimensional Colloidal Crystals. C. D. Dushkin, H. Yoshimura, K. Nagayama, Chem. Phys. Letters 204 (1993) 455-460.
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. Capillary Meniscus Interaction between a Microparticle and a Wall. V. N. Paunov, P. A. Kralchevsky, N. D. Denkov, I. B. Ivanov and K. Nagayama, Colloids and Surfaces 67 (1992) 119-138.
3. Capillary Meniscus Interactions between Colloidal Particles Attached to a Liquid-Fluid Interface. P.A. Kralchevsky, V.N. Paunov, I.B. Ivanov and K. Nagayama, J. Colloid Interface Sci. 151 (1992) 79-94.
1991
1. Multi-Stepwise Drainage and Viscosity of Macroscopic Films Formed from Latex Suspensions. E.S. Basheva, A.D. Nikolov, P.A. Kralchevsky, I.B. Ivanov, D.T. Wasan, in: "Surfactants in Solution", K.L. Mittal, D.O. Shah, Eds., Vol. 11, Plenum Press, New York, 1991, p. 467-479.