Radosław A. Wach,   Ph.D.


RWach         Research officer

         e-mail: wach@mitr.p.lodz.pl

         phone: (+48) (42) 631 31 64

         room: 208

 

 

 

 

 

 

 

RESEARCH  INTEREST

  • Hydrogels of natural and synthetic polymers, stimuli-responsive hydrogels
  • Radiation modification of natural polymers, particularly polysaccharides
  • Radiation modification of synthetic biodegradable homo- and copolymers
  • Mechanisms and kinetics of radiation-induced reactions of macromolecules, mainly in aqueous systems, as studied by fast kinetic methods, e.g. pulse radiolysis
  • Radiation- & radical-induced degradation and inter- vs. intramolecular crosslinking of polymers
  • Synthesis and properties of nano- and micro-gels
  • Synthesis and characterization of novel polymeric biomaterials
  • Biodegradable polymeric biomaterials
  • Sterilization of biomaterials and medical devices
  • Biocompatibility of biomaterials and medical devices
  • FDM for biodegradable and biocompatible polymers
  • Thermophysical properties of extraterrestrial matter – meteorites

 

CURRENT  and  RECENT  PROJECTS

 

TEACHING

  • Chemistry, IFE (I st), sem 1
  • Podstawy nanotechnologii, Technologia Chemiczna (I st), Chemia (I st.)
  • Inżynieria Radiacyjna, Technologia Chemiczna (I st.)
  • Makrocząsteczka w roztworze, Technologia Chemiczna (II st.)
  • Fizykochemia roztworów polimerowych, Nanotechnologia (I st.)
  • Polimery w medycynie, Nanotechnologia (I st.)
  • Metody badania nanomateriałów funkcjonalnych, Nanotechnologia (I st.)
  • Nanomateriały dla medycyny, Nanotechnologia (II st.)
  • Biomateriały, Towaroznawstwo (I st.)
  • Projekt Technologiczny, Technologia Chemiczna (II st.)
  • Środowisko Kosmosu – Materiały w polu promieniowania, Inżynieria Kosmiczna (I st.)

SCIENTIFIC EDUCATION:

  • 2002    PhD thesis: ‘Radiation-induced crosslinking of cellulose ethers in water’; Department of Biological and Chemical Engineering, Gunma University, Kiryu/Takasaki, Japan; supervisor: Prof. Hiroshi Mitomo
  • 1997    master thesis: ‘Radiation-induced transformation of poly(vinyl methyl ether) in aqueous solution’; Institute of Applied Radiation Chemistry, Lodz University of Technology, Poland; supervisor: Prof. Janusz M. Rosiak

OTHERS

  • Expert for sterilization of the Polish Centre for Testing and Certification (PCBC, notified entity no. 1434)
  • Member of the Technical Committee for Sterilization no. 295 of Polish Committee for Standardization (PKN)

 

RECENT PUBLICATIONS

  • K. Kouvati, M. Jaszczak, P. Papagiannis, S. Kadlubowski, R. Wach, P. Maras, M. Dudek, M. Kozicki; Leuco crystal violet-Pluronic F-127 3D radiochromic gel dosimeter; Phys. Med. Biol. (2019) (DOI: 10.1088/1361-6560/ab2f5d)
  • R. Rynkevic, P. Martins, A. Fernandes, J. Vange, M.R. Gallego, R.A. Wach, T. Mes, A.W. Bosman, J. Deprest; In vitro simulation of in vivo degradation and cyclic loading of novel degradable electrospun meshes for prolapse repair; Polymer Testing, 78, 105957 (2019) (DOI: 10.1016/j.polymertesting.2019.105957)
  • M. Jaszczak, B. Kolesinska, R. Wach, P. Maras, M. Dudek, M. Kozicki, Examination of THPC as an oxygen scavenger impacting VIC dosimeter thermal stability and comparison of NVP-containing polymer gel dosimeters, Phys. Med. Biol.64, 035019 (2019) (DOI: 10.1088/1361-6560/aafa86)
  • L. Hympanowa, M. G. Monteiro Carvalho Mori da Cunha, R. Rynkevic, R. A. Wach, A. K. Olejnik, P.Y.W. Dankers, B. Arts, T. Mes, A. W. Bosman, M. Albersen, J. Deprest; Experimental reconstruction of an abdominal wall defect with electrospun polycaprolactone-ureidopyrimidinone mesh conserves compliance yet may have insufficient strength; Journal of the Mechanical Behavior of Biomedical Materials 88; 431–441 (2018) (DOI:10.1016/j.jmbbm.2018.08.026)
  • A. Adamus-Wlodarczyk, R.A. Wach, P. Ulanski, J.M. Rosiak, M. Socka, Z. Tsinas, M. Al-Sheikhly; On the mechanisms of the effects of ionizing radiation on diblock and random copolymers of poly(lactic acid) and poly(trimethylene carbonate); Polymers  10, 672 (2018) (DOI: 10.3390/polym10060672)
  • R.A. Wach, P. Wolszczak, A. Adamus-Wlodarczyk, Enhancement of mechanical properties of FDM-PLA parts via thermal annealing, Macromol. Mater. Eng. (2018) (DOI: 10.1002/mame.201800169)
  • P. Wolszczak, K. Łygas, M. Paszko, R.A Wach, Heat distribution in material during fused deposition modeling, Rapid Prototyp. J. 24(3), 615-622 (2018) (DOI: 10.1108/RPJ-04-2017-0062)

Read more

 

PATENTS and PATENT APPLICATIONS

  • R.A. Wach, A. Adamus, P. Ulanski, J.M. Rosiak, Sposób wytwarzania biodegradowalnych rurek polimerowych z wypełnieniem, przeznaczonych zwłaszcza do regeneracji nerwów obwodowych (Method of manufacturing of biodegradable polymeric tubes with internal filling for peripheral nerve regeneration) Polish Patent PL227595 (B1), 2017.09.14. (application 2014.09.22)

Read more