Taras Bondarenko Email and Phone Number

Work on such topics as:Solid state RF power amplifier for ISIS project in Rutherford Appleton Laboratoru (UK);Design of compact cyclotron based PET/CT center:NIIEFA MCC-30/15 cyclotron shielding & local target shielding;CONDOR X-ray /RF road inspecting setup;Leading of Cyclotron service group of engineers.

Technical lead of Department for research of multiphase flowmetering systems

Development of medical equipment and RF devices.Development and manufacture of sources and experimental facilities for X-ray generation. Investigation of the charged beams dynamics in linear accelerators, cyclotrons etc.Dose distribution calculations for radiation sources, radiation spectrum calculation, etc.RF and DC measurements using VNA, oscilloscopes, DAQs.Took part in optimization of the Siemens Eclipse cyclotron ion source. The main goal was to improve the cyclotron current by optimization of the source electrode profiles and first turn beam trajectories:- H- beam dynamics investigation on the first turn;- Ion source electrostatic field optimization.Took part in design of the vault and target local shielding for NIIEFA MCC-30/15 cyclotron:- Monte-Carlo dose distributions and neutron fluences.Technical leader of the project:Development of the microfocal X-ray radiation source for medical application based on liquid metal jet anode:- Calculation of liquid metal jet (pure Li, LiLa, LiBa, LiCe) ballistics;- Calculation of electron beam dynamics;- Monte-Carlo electron beam - metal jet collision simulation;- Experimental vacuum chamber and vacuum pump system development and manufacture lead;- Thermal effect calculation of the electron beam - jet collision;- Electron gun electrical scheme development;- Experimental setup parameter measurement/system control (using National Instruments DAQ).Project info can be found on the official press-release:http://www.siemens.com/innovation/en/home/pictures-of-the-future/health-and-well-being/medical-imaging-new-x-ray-revolution.htmlAuthor of 12 invention disclosures on the topics:- Liquid metal jet based X-ray source;- Monochromatic medical imaging X-ray source based on channeling radiation principle;- Field emission cathode units.

Development of the RF structures. Theoretical investigation and development of the new type X-ray sources for medicine. Electron beam dynamics investigation in LINACs, crystals and X-ray tubes.Took part in SKOLKOVO - SIEMENS collaboration project on the solid-state RF power generator development:- Development of RF filters, splitters, combiners, etc.;- RF measurements using VNAs and oscilloscopes.Investigation of the new type field emission cathodes based on the carbon nanowalls (CNT) structure:- Electron beam dynamics simulation in X-ray tubes and experimental setups;- Development of field emission CNT cathodes asseblies and manufacture lead;- X-ray tube operation parameters measurement.

The PhD thesis preparation on topic:New types of THz and narrow-band X-ray sources using the high brightness electron beams.The main idea of the PhD is applying of the LINACs to irradiate different types of targets to acquire the specific radiation types.The main PhD thesis works were:- Investigation of the electron dynamics in LINACs and in diamond crystal target;- Design of the RF structures of the accelerators,- Investigation of the THz radiation and X-ray radiation parameters;- Design of the THz band horn directional antennas;- Monte-Carlo simulation of the X-ray radiation doses absorbed by patient.Development of the LINACs for sterilization application for CORAD Company (http://www.corad.pro/).Two accelerating structures were calculated: 2 MeV/2 kW and 10 MeV/20 kW LINACs.10 MeV structure was manufactured and shipped to Korea.My responsibilities were:- Lead the development of the LINACs RF structures;- Development of the RF accelerating cavities 3D models;- Prepare the construction models;- Measure the RF characteristics of the cavities;- Calculate the electrical and magnetic fields in the electron gun.