“Popularity index”: Citation metrics:
total ~6000+,
h-index is 43 (h10 index  is 93 on GoogleScholar - current
 ( I stopped looking at Scopus or Web of Sci. as they are missing many good citations in the high-energy physics. It has to be complemented by

For complete refereed publication up to 2012 click here

You may download files with publications only if you will be using them strictly for educational and academic  purposes, you or your institution have access rights to these papers, and you respect the copyright of the respective journals. * Indicates the corresponding author.


Saquib Ahmed M. A. Peerzade, Fabrice J.F. Laroche, Shajesh Palantavida, Hui Feng, Maxim Dokukin, Igor Sokolov*, “Ultrabright fluorescent silica nanoparticles for detection of cancer in vivo”,  to be submitted

Nicholatos, J.W., T.M. Robinette, S.V.P. Tata, J.D. Yordy, A.B. Francisco, M. Platov, T.K. Yeh, O.R. Ilkayeva, F.K. Huynh, M. Dokukin, D. Volkov, M.A. Weinstein, A.R. Boyko, R.A. Miller, I. Sokolov, M.D. Hirschey, and S. Libert, Cellular energetics and mitochondrial uncoupling in canine aging. Geroscience, 2019.  doi: 10.1007/s11357-019-00062-60

Berney Peng, Mohammad Almeqdadi, Fabrice Laroche, Shajesh Palantavida, Maxim Dokukin,  Omer H. Yilmaz, Jatin Roper, Hui Feng, Igor Sokolov*Data on ultrabright fluorescent cellulose acetate nanoparticles for imaging tumors through systemic and topical application” Data in Brief, Volume 22, February 2019, Pages 383-391.

Berney Peng, Mohammad Almeqdadi, Fabrice Laroche, Shajesh Palantavida, Maxim Dokukin,  Omer H. Yilmaz, Jatin Roper, Hui Feng, Igor Sokolov*, “Ultrabright fluorescent cellulose acetate nanoparticles for imaging tumors through systemic and topical applications “, Materials Today(IF 25), 2019 Volume 23, March 2019, Pages 16-25


I. Sokolov*, M. E. Dokukin†,V. Kalaparthi†, M. Miljkovic†, A. Wang, J. D. Seigne, P. Grivas, E. Demidenko, “Noninvasive detection of bladder cancer using machine-learning-based analysis of nano-resolution images of cells from urine”, Proceedings of the National Academy of Sciences (PNAS), 2018. 115(51): p. 12920-12925.

Igor Sokolov*, Maxim E. Dokukin, “Multidimensional Imaging of Surfaces with Ringing Mode of Atomic Force Microscopy” Journal of the Microscopy Society of America,volume 24, Supplement S1,pp. 1038-1039;  doi.org/10.1017/S1431927618005688

Igor Sokolov, Maxim E. Dokukin, Imaging of Soft and Biological Samples Using AFM Ringing Mode Methods in Molecular Biology. (Springer Series) 2018;1814:496-482. doi: 10.1007/978-1-4939-8591-3_27.s

Pei-Hsun Wu, Dikla Raz-Ben Aroush, Atef Asnacios*, Wei-Chiang Chen, Maxim E. Dokukin,  Bryant L. Doss, Pauline Durand, Andrew Ekpenyong, Jochen Guck, Nataliia.V. Guz, Paul A. Janmey*, Albrecht Ott*, Robert Ros*, Yeh-Chuin Poh, Mathias Sander, Igor Sokolov*, Jack R. Stuanton, Ning Wang*, Denis  Wirtz* “ A comparison of methods to assess cell mechanical properties “, Nature Methods,(IF 25.1) 15, pages 491– 498 (2018) click to download.

Igor Sokolov*, Maxim E. Dokukin,”AFM Indentation Analysis of Cells to Study Cell Mechanics and Pericellular Coat” Methods in Molecular Biology. (Springer Series) 2018;1814:449-468. doi: 10.1007/978-1-4939-8591-3_27.s

PM Echols-Jones, ME Dokukin, I Sokolov*, WC Messner*, “Improved Scanning Speed of AFM Subresonant Tapping Mode with Switched Dual-Actuator Control” In proceedings of American Control Conference(ACC) ACC 2018: 6451-6456,  DOI: 10.23919/ACC.2018.8431164d.



PM Echols-Jones, I Sokolov, WC Messner "FEEDBACK CORRECTION IN SUB-RESONANT TAPPING MODE OF AN ATOMIC FORCE MICROSCOPE", US Provisional application, 2018, full patent submitted.


Maxim E. Dokukin, Igor Sokolov, “Nanoscale compositional mapping of cells, tissues, and polymers with ringing mode of atomic force microscopy", (Nature) Scientific Reports, (IF4.3) 7, Article number: 11828 (2017) click to download.

Maxim  E. Dokukin, Nataliia V. Guz, Igor Sokolov*, “Mechanical Properties of Cancer Cells Depend on Number of Passages: AFM indentation study”, Jap. J. of Applied Physics, v.56, paper 8S1, 2017; click to download.

PM Echols-Jones, ME Dokukin, I Sokolov, WC Messner, “Switched dual-actuator control for AFM subresonant tapping modes” American Control Conference (ACC), 2017, 222-227

S. Palantavida, B. Peng, I. Sokolov*, Ultrabright fluorescent silica particles with a large number of complex spectra excited with single wavelength for multiplex applications, Nanoscale, (IF7.8) 2017, 2017, 9, 4881-4890 (title page). click here .

M. Dokukin, Hidenori Kuroki, S. Minko, I. Sokolov,A FM study of polymer brush grafted to deformable surfaces: Quantitative properties of the brush and substrate mechanic, Macromolecules, (IF5.6) 2017, 50 (1), 275-282. click to download

V. Kalaparthi, S. Palantavida, N.E.Mordvinova, O.I. Lebedev, I. Sokolov. Self-assembly of multi-hierarchically structured spongy mesoporous silica particles and mechanism of their formation,  J of Surf.Coll.Sci. (IF3.8) 491 (2017) 133–140. click to download.

I.Sokolov, A. Katyshev, “Nanoeconomics: a statistical model of company profit influenced by individual interests of managers", Applied Economics and Finance, v.4, issue 1, 2017, click to download.

Sokolov, I.*, M. E. Dokukin “Fractal Analysis of Cancer Cell Surface “, Methods in Molecular Biology. (Springer Series), Methods Molecular Biology, Vol. 1530, Reema Zeineldin (Eds): Cancer Nanotechnology, 2017, 978-1-4939-6644-8, 334233, click here.

I. Sokolov, V. Kalaparthi, D.O. Volkov,, S. Palantavida, N.E.Mordvinova, O.I. Lebedev, J. Owens. Control and formation mechanism of extended nanochannel geometry in colloidal mesoporous silica particles ,  Phys.Chem. Chem.Phys.(IF4.5),2017, 19, 1115. click to download.


I Sokolov, Methods for polishing a tooth surface utilizing abrasive nanoparticles, US Patent 9,700,498

I Sokolov, V Kalaparthi, S Palantavida, Methods and systems for the synthesis of ultrabright fluorescent silica particles capable of measuring temperature, US Patent 9,701,900

I Sokolov, E Cho, D Volkov, Synthesis of ultrabright fluorescent silica particles, US Patent 9,676,620

M Dokukin, I Sokolov, Exploitation of second-order effects in atomic force microscopy,  US Patent 9,541,575



Nataliia V. Guz, Sapan J. Patel,  Maxim  E. Dokukin,  Bayard Clarkson*, Igor Sokolov*, “Prominent physical changes in elasticity and pericellular layer in human acute leukemic cells due to inadequate cell-cell communication”, Nanotechnology, v.27, n.49, 49400, click to download.

Piers Echols-Jones,  M.E. Dokukin, I. Sokolov, W.C. Messner, “Advanced Manual System Identification Using Lead and Lag Compensators with Complex Poles and Zeros”, in Proceeding of ASME 2016 Dynamic Systems and Control Conference , paper 9854.

Nataliia V. Guz, Sapan J. Patel,  Maxim  E. Dokukin,  Bayard Clarkson*, Igor Sokolov*, “Biophysical Differences between Chronic Myelogenous Leukemic Quiescent and Proliferating Stem/Progenitor Cells”  Nanomedicine (IF6), 2016, v.12, pages 2429-243 (featured article, title page) . click here

M. Dokukin, Y. Ablaeva, V. Kalaparthi, A.Seluanov, V. Gorbunova*, I. Sokolov*,  “Pericellular brush and mechanics of guinea pig fibroblast cells studied with AFM”, Biophysical Journal (IF4), 2016, v.111 ,pages 236-246. click here.

E. Spedden, M.Dokukin, V. Kalaparthi, M. Simon, I. Sokolov*, C.Staii* “Load Rate and Temperature Dependent Mechanical Properties of the Cortical Neuron and Its Pericellular Layer Measured by Atomic Force Microscopy”, Langmuir.,(IF4) 2016, 32, 1111-1119. click here.

V. Kalaparthi, S. Palantavida, I.Sokolov*,  “The Nature of Ultrabrightness of Nanoporous Fluorescent Particles with Physically Encapsulated Fluorescent Dye”, Journal of Materials Chemistry C, (IF4.7) 2016, 4, 2197-2210. click here

Sokolov, I*. Zorn,G. and Nichols J.M. “A study of molecular adsorption of a cationic surfactant on complex surfaces with atomic force microscopy” Analyst (IF4.1), 2016, 141, 1017-1026. click here.


I.Sokolov, M. Dokukin, High resolution, high speed multi-frequency dynamic study of visco-elastic properites
United States US Patent 9,417,170.


Sokolov, I. “Fractals: a possible new path to diagnose and cure cancer?” Future Oncology (IF2.5) (invited Editorial), 2015 Nov 15;11(22):3049-51.click here

N. V.Guz, M. E. Dokukin, C.D. Woodwort, A. Cardin, and I. Sokolov * ”Towards early detection of cervical cancer: Fractal dimension of AFM images of human cervical epithelial cells at different stages of progression to cancer” Nanomedicine, (IF 6.0 ), 2015, v.11, p.1667-75 .click here

Sokolov, I.*, M. E. Dokukin “Study of fractal behavior of cell surface gives a hint to a new way of attack on cancer”” 2Physics, click here.

Dokukin, M.;  Sokolov, I.* “High-resolution high-speed dynamic mechanical spectroscopy (FT-nanoDMA) of soft materials with atomic force microscopy”, Scientific Reports (IF 5.6), v.5, Article number: 12630 doi:10.1038/srep12630

Dokukin, M.; Guz, N.; Woodworth, C., Sokolov, I.* Emerging of fractal geometry on surface of human cervical epithelial cells during progression towards cancer,  New Journ. of Physics (IF4.0), 2015, v. 17 033019 icon-PDF(chosen for 2015 highlight papers of this journal).

Igor Sokolov*, Natali V. Guz, Swaminathan Iyer, Amy Hewitt, Nina A. Sokolov, Joseph S. Erlichman, Craig D. Woodworth, “Recovery of aging-related size increase of skin epithelial cells: in vivo mouse and in vitro human study”, PLoS One (IF 3.53), 2015 Mar 25;10(3):e0122774. doi: 10.1371/journal.pone.0122774.


N. Guz, M. Dokukin, V. Kalaparthi, and I. Sokolov* “If cell mechanics can be described by elastic modulus: study of different models and probes used in indentation experiments”, Biophysical J.,(IF4) 2014 Aug 5;107(3):564-75.

I. Sokolov, M. Dokukin, “Mechanics of Biological Cells Studied with Atomic Force Microscopy”, Microscopy and Microanalysis 2014; 20(S3):2076-2077.(IF1.9)

S. Palantavida,   R. Tang,   G. P. Sudlow,   W. J. Akers,   S. Achilefu  and    I. Sokolov,  Ultrabright NIR fluorescent mesoporous silica nanoparticles, J. Mater. Chem. B,(split from J.Mat.Chem (IF6.6)) 2014,2, 3107-3114


I. Sokolov, S. Naik, Syntheses of ultra-bright fluorescent silica particles, U.S. Patent No.8,883,038,  2014
 I.Sokolov, M. Dokukin,, Method of identification of cancerous and normal cells, US Patent 8,923,595
I. Sokolov, S.Palantavida,, “Functionalized ultrabright fluorescent silica particles”, pending 2014


Pantelavida, S., Guz N., Woodworth, C.D., Sokolov, I*.Ultrabright fluorescent mesoporous silica nanoparticles for prescreening of cervical cancer, Nanomedicine, 2013 May 9. pii: S1549-9634. icon-PDF

Dokukin, M., N. Guz, Sokolov, I*. Quantitative Study of the Elastic Modulus of Loosely Attached Cells in AFM Indentation Experiments, Biophysical Journal, 2013, 104(10):2123-31.icon-PDF

Sokolov, I*., Dokukin, M., N. Guz, Method for quantitative measurements of the elastic modulus of biological 3 cells in AFM indentation experiments, Methods,  2013 ;60(2):202-13, icon-PDF

Pantelavida, S., N.Guz, Sokolov, I*.,Functionalized ultrabright fluorescent mesoporous silica nanoparticles,  2013, Particles (Wiley),Part. Syst. Charact., 30: 804–811 icon-PDF

Dokukin, M., N. Guz, Sokolov, I*. “Study of Photoinduced Charges with Atomic Force Microscopy” in ”Scanning Probe Microscopy at the Frontiers of  Energy Research”, World Scientific, 2013 icon-PDF


Dokukin, M., Sokolov, I*.”On quantitative mapping of elastic modulus of soft materials with HarmoniX and PeakForce QNM AFM modes”, Langmuir,  2012, 28 (46), pp 16060–16071.

N. Bocharova, O. Zavalov, Kevin MacVittie,Mary A. Arugula, N.V. Guz M.E. Dokukin, J. Halámek,          I. Sokolov,* Vladimir Privman,* Evgeny Katz* 'Biochemical Logic Approach to Biomarker-Activated Drug Release’ J. Mater. Chem., 2012, v.22, p. 19709-19717.

Sokolov, I.*,V. Kalaparthi, M. Kreshchuk, M.E. Dokukin, "On averaging force curves over heterogeneous surfaces in atomic force microscopy", Ultramicroscopy, 2012, v.121, p. 16-24.

Dokukin, M., Sokolov, I*. “On the measurements of rigidity modulus of soft materials in nanoindentation experiments at small depth”, Macromolecules,  2012, v.45 (10), p. 4277–4288.

I.Sokolov*, “Toward  the nanoscale study of insect physiology using an atomic force microscopy-based nanostethoscope”, MRS Bulletin,  2012, v.37, p.522-527.

K.S. Iyer,  R.M. Gaikwad, C. D. Woodworth, D.O. Volkov, I.Sokolov*, “Physical  labeling of papillomavirus-infected, immortal, and cancerous  cervical  epithelial cells with fluorescent silica beads”, Cell Biochemistry and Biophysics, 2012,  vol. 63(2), p.109-116.


Igor Sokolov, Vivekanand Kalaparthi, Shajesh Palantavida, “Synthesis of ultrabright fluorescent silica particles working capable of measuring temperature”, pending 2012


M. E. Dokukin, N. V. Guz, R. M. Gaikwad, C.D. Woodworth, I. Sokolov*, “Cell surface as fractal: Normal and cancerous cervical cells demonstrate different fractal behavior of surface adhesion maps at the nanoscale”, Phys. Rev. Lett. 107, 028101 (2011). icon-PDF
(listed in Virtual Journal of Biological Physics Research , v.22, issue 2)

E.-B. Cho, D.O. Volkov, I. Sokolov*,  ”Ultrabright Fluorescent Silica Mesoporous Silica Nanoparticles: Control of Particle Size and Dye Loading” Adv. Funct. Materials, 2011, v.21, pp.3129-3135.icon-PDF

D. O. Volkov, P. R Veera Dandu , H. Goodman, B. Santora, I. Sokolov* “Influence of Adhesion of Silica and Ceria Abrasive Nanoparticles on Chemical-Mechanical Planarization of Silica Surfaces”, 2011, Applied Surface Science, Volume 257, Issue 20, 1 August 2011, Pages 8518–8524 .icon-PDF

Dmytro Volkov, Eun-Bum Cho, Igor Sokolov*, Synthesis of ultra-bright  nanoporous fluorescent silica discoids using inorganic silica  precursor€ť, Nanoscale,  2011, 3, 2036-2043icon-PDF

M. Dokukin, N. Guz, R. Olac-Vaw, V. Mitin, and I. Sokolov* “On possible use of capped quantum dots in memory devices”, J. of Comp. and Theor. Nanoscience, 2011, Vol. 8, 1–4, .icon-PDF

Ravi M. Gaikwad, Maxim E. Dokukin,  K. Swaminathan Iyer, Craig D. Woodworth, Dmytro O. Volkov, Igor Sokolov*, “Detection of cancerous cervical cells using physical adhesion of fluorescent silica particles and centripetal force”, Analyst, 2011, 136, 1502.icon-PDF

M. Dokukin, N. Guz, and I. Sokolov* “Towards Nano-physiology of Insects with Atomic Force Microscopy”, Journal of Insect Physiology, 2011, 57, p. 260-264 icon-PDF

S. Li, N.V. Guz, I.Sokolov*, “A modified in-vitro stripping method to automate calculation of geometry of corneocytes imaged with fluorescent microscopy: example of moisturizer treatment”, Skin Research and Technology,  2011, v.17, p. 213-219.icon-PDF


I. Sokolov, D.E. Dokukin, “Method of and apparatus for high-resolution high-speed multi-frequency dynamic study of viscoelastic properties of materials”, pending

I. Sokolov, S.Palantavida,, “Functionalized ultrabright fluorescent silica particles”, pending



Natalia V. Guz, Maxim E. Dokukin,and Igor Sokolov*, “Atomic force microscopy study of nano-physiological response of Ladybird beetles to photostimuli”, PLoS One, 2010,  5 (9), 20877638. icon-PDF

 Eun-Bum Cho, Dmytro Volkov, Igor Sokolov*, “Ultrabright fluorescent mesoporous silica nanoparticles”, Small, 2010, v.6 (20), p. 2314-2319.icon-PDF

D. Volkov, G. Strack, J. Halámek, E. Katz*, and I. Sokolov* “Atomic Force Microscopy Study of Immunosensor Surface to Scale Down Size of ELISA-type Sensor ”, Nanotechnology,  2010, 21, 145503icon-PDF

R. M. Gaikwad, S. I. Vasilyev, S. Datta, I. Sokolov* " Atomic force microscopy characterization of corneocytes: effect of moisturizer on their topology, rigidity, and friction", Skin Research and Technology,  2010; 16:  275–282; doi: 10.1111/j.1600-0846.2010.00446.x.icon-PDF

I. Sokolov*, Volkov, D. “Ultrabright fluorescent mesoporous silica particles”, J. Mater. Chem., 2010, 20, 4247–4250 (highlight article).icon-PDF

Volkov, D., J. Benson, Y. Kievsky, I. Sokolov* “Towards understanding of shape formation mechanism of mesoporous silica particles”, Phys.Chem. Chem. Phys., 2010, 12, 341 - 344, DOI: 10.1039/b917424a (front page)icon-PDF

R. Gaikwad, S. Iyer, N. Guz, D. Volkov, M. Dokukin,  C. D. Woodworth, I. Sokolov* “Atomic Force Microscopy Helps to Develop Methods for Physical Detection of Cancerous Cells” In proc.  IEEE 2010 Fourth International Conference on Quantum, Nano and Micro Technologies, pp.18-22; doi.ieeecomputersociety.org/10.1109/ICQNM.2010.10; ISBN: 978-0-7695-3952-2

M. Dokukin, N. Guz, S. Vasilyev, and I. Sokolov*, “Atomic Force Microscopy to Detect Internal Live Processes in Insects”, Applied Physics Letters, 96, 043701 (2010); doi:10.1063/1.3273371 (chosen for Virtual Journal of Biological Physics Research)icon-PDF


Igor Sokolov, Eun-Bum Cho, Dmytro Volkov “Syntheses of ultrabright fluorescent silica particles”, pending

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