American Journal of Polymer Science

American Journal of Polymer Science has provided a continuous forum for the dissemination of thoroughly peer-reviewed, fundamental, international research into the preparation and properties of macromolecules. The journal is selective in accepting contributions on the basis of merit and originality. Preference is given to contributions that offer new or more comprehensive concepts, interpretations, experimental approaches, and results.


Monica-Roxana Nemtanu

Editorial Board Member of American Journal of Polymer Science

Staff Scientist, National Institute of Research-Development for Laser, Plasma and Radiation Physics Bucharest-Electron Accelerator Laboratory, Romania

Research Areas

Food Science and Technology, Polymer Science and Technology, Materials Science

Education

2010Ph.D"Politehnica" University of Bucharest, Romania
2002M.Sc"Politehnica" University of Bucharest, Faculty of Industrial Chemistry, Romania
2001B.Sc"Politehnica" University of Bucharest, Faculty of Industrial Chemistry, Romania

Experience

2008-presentSenior Researcher, National Institute of Research-Development for Laser, Plasma and Radiation Physics Bucharest –Electron Accelerator Laboratory

Academic Achievement

The Best Poster Award of Academy of Agriculture and Forestry Sciences "Gheorghe Ionescu-Sisesti", Romania and of International Centre of Agricultural and Food Protection of Balkan Environmental Association (B.E.NA), 2003

Publications: Journals

[1]  M.R. Nemtanu, G. Craciun, E. Manaila, M. Oane, M. Brasoveanu, C. Oproiu, D. Martin and D. Ighigeanu, One and Two-Temperature Models in Solids Under Laser Pulse Irradiation Which Effectively Present as Two-Photon Absorption Coefficient Anisotropy, Lasers in Engineering, Vol. 22, Nos. 1-2, 13-23, 2011.
[2]  M. Oane, M.R. Nemtanu and C. Oproiu, The General Model of the Thermal Field Distributions in Solids under Multiple Laser Beam Irradiation, Lasers in Engineering, Vol. 21, Nos. 3-4, 129-134, 2011.
[3]  M. Oane, C. Oproiu and M.R. Nemtanu, The Fourier Heat Equation Applied to Beam-Water Phantom Interaction, Lasers in Engineering, Vol. 20, Nos. 5-6, 311-317, 2010.
[4]  M.R. Nemtanu, M. Brasoveanu, H. Iovu, Degradation Rate of Some Electron Beam Irradiated Starches, U.P.B. Sci. Bull., Series B, Vol. 72, Iss. 2, 69-74, 2010.
[5]  S. B. Kalkaslief-Souza, I.S. Kikuchi, R.D. Mansano, A.J. Moreira, M.R. Nemtanu, T.J.A. Pinto, Microbial Decontamination Study of Some Medicinal Plants by Plasma Treatment, Latin American Journal of Pharmacy 29 (2), 293-297, 2010.
[6]  M.R. Nemtanu, M. Brasoveanu, Aspects regarding the Rheological Behavior of Wheat Starch Treated with Accelerated Electron Beam, Romanian Journal of Physics, Vol. 55, Nos. 1-2, 111-117, 2010.
[7]  M.R. Nemtanu, M. Brasoveanu, D. Martin, E. Mănăilă, H. Iovu, A. Dinescu, Physicochemical and structural characterization of corn starch modified by combined electron beam with microwave treatment, Materiale plastice 46, Nr. 4, 413-418, 2009.
[8]  F. Mihai, V. Tripadus, M.R. Nemtanu and D.C. Negut, Modifications of Viscoelastic Properties of Polysaccharides by Gamma Irradiation, Arab Journal of Nuclear Sciences and Applications 42, 261-266, 2009.
[9]  M.R. Nemtanu, M. Brasoveanu, Effects of Electron Beam Irradiation on Aqueous Solution of Corn Starch, Buletinul Institutului Politehnic din Iasi, Tomul LV (LIX), Fasc. 1, sectia Matematica. Mecanica teoretica. Fizica, 129-136, 2009.
[10]  C. Oproiu, D. Toader, M.R. Nemtanu, R. Popa, The use of cellulose acetate for determining the dose distribution in electron beam, Romanian Journal of Physics, Vol. 54, Nos. 9-10, 861-867, 2009.
[11]  M.R. Nemtanu, C. Oproiu, M. Brasoveanu, M. Oane, Characterization of the Electron Beam Radiation Field by Chemical Dosimetry, Romanian Journal of Physics, Vol. 54, Nos. 7-8, 613-617, 2009.
[12]  M.R. Nemtanu, M. Brasoveanu, V. Meltzer, E. Pincu, C. Oproiu, Thermal Analysis of Some Phytotherapeutic Products Irradiated with Electron Beam, Journal of Thermal Analysis and Calorimetry 97, Issue 1, 309-313, 2009.
[13]  M.R. Nemtanu, R. Minea, E. Mazilu, S. Setnic, E. Mitru, C. Balotescu, M. Bucur, C. Oproiu, G. Mihăescu, L.M. DiŃu, Effects of Ionizing Radiation on the Antioxidant and Antimicrobial Activities of Sea Buckthorn Oil, Acta Horticulturae (ISHS) 826, 255-260, 2009.
[14]  S.B. Kalkaslief-Souza, I.S. Kikuchi, R.D. Mansano, A.J. Moreira, M.R. Nemtanu, T.J.A. Pinto, Microbial Decontamination Study of Some Medicinal Plants by Plasma Treatment, Acta Horticulturae (ISHS) 826, 205-212, 2009.
[15]  M. Spătaru, C. łârdei, M.R. Nemtanu and F. Bogdan, Rheology of Tricalcium Phosphate (ß-TCP) Suspenions, Revue Roumaine de Chimie 53(10), 955-959, 2008.
[16]  M.R. Nemtanu, I.S. Kikuchi, T.J.A. Pinto, E. Mazilu, S. Setnic, M. Bucur, O.G. Duliu, V. Meltzer, E. Pincu, Electron Beam Irradiation of Matricaria chamomilla L. for Microbial Decontamination, Nuclear Instruments and Methods in Physics Research B 266, Issue 10, 2520-2523, 2008.
[17]  R. Minea, M.R. Nemtanu, M.I. Popescu, Spectrocolorimetric study of the irradiation dose effect on the color properties of Spirulina platensis powder, Romanian Journal of Physics, Vol. 53, Nos. 7-8, 881-884, 2008.
[18]  M.R. Nemtanu, Influence of the electron beam irradiation on the colorimetric attributes of starches, Romanian Journal of Physics, Vol. 53, Nos. 7-8, 873-879, 2008.
[19]  M.R. Nemtanu, M. Brasoveanu, E. Mazilu, N. Rădulescu, Effect of Ionising Radiations on the Antioxidant Activity of Spirulina Platensis, Buletinul Institutului Politehnic din Iasi, Tomul LIII (LVII), Fasc. 2, sectia Matematica. Mecanica teoretica. Fizica, 137-142, 2008.
[20]  M.R. Nemtanu, M.I. Popescu, Preliminary Results Concerning the Electrical Discharge Treatment of Cellulose, Buletinul Institutului Politehnic din Iasi, Tomul LIII (LVII), Fasc. 2, sectia Matematica. Mecanica teoretica. Fizica, 103-107, 2008.
[21]  M.R. Nemtanu, R. Minea, K. Kahraman, H. Koksel, P.K.W. Ng, M.I. Popescu, E. Mitru, Electron Beam Technology for Modifying the Functional Properties of Maize Starch, Nuclear Instruments and Methods in Physics Research A 580, Issue 1, 795-798, 2007.
[22]  R. Minea, M.R. Nemtanu, S. Manea, E. Mazilu, Use of Electron Beam Irradiation to Improve the Microbiological Safety of Hippophae Rhamnoides, Nuclear Instruments and Methods in Physics Research A 580, Issue 1, 792-794, 2007.
[23]  R. Minea, M.R. Nemtanu, S. Manea, E. Mazilu, E-Beam Treated Sea Buckthorn (Hippophae Rhamnoides) Oil: Antioxidant Activity, Polyphenol and Carotenoid Contents, Romanian Biological Sciences, vol. V, no. 1-2, 78-80, 2007.
[24]  S. Manea, E. Mazilu, S. Setnic, F.L. Botez, C. Ristea, M. Brasoveanu, M.R. Nemtanu, The effects of ionising radiation on the biological active compounds in Hippophae Rhamnoides fruits, and on their antioxidant activity, Revista de Chimie 58, Nr. 8, 844-847, 2007.
[25]  M.R. Nemtanu, Radu Minea, Functional Properties of Corn Starch Treated with Corona Electrical Discharges, Macromolecular Symposia, Volume 245-246, Issue 1, 525-528, December 2006.
[26]  B. Constantinescu, R. Bugoi, M.R. Nemtanu, P. Ioan, Studies on proton irradiation-induced modifications of KU1 quartz glass ultraviolet transmission properties, Nuclear Instruments and Methods in Physics Research A 562, Issue 2, 692-694, 2006.
[27]  R. Minea, M.R. Nemtanu, Ecaterina Mitru, Preliminary Results Regarding the Processing of Sea Buckthorn by Electron Beam Irradiation, Elektrotechnica & Elektronica 5-6, 227-229, 2006.
[28]  M.R. Nemtanu, R. Minea, Ecaterina Mitru, Application of Accelerated Electron Beams for Modifying Corn Starch, Elektrotechnica & Elektronica 5-6, 224-226, 2006.
[29]  M.R. Nemtanu, M. Brasoveanu, E. Mazilu, N. Radulescu, Influence of the Ionizing Radiation on the Antioxidant Characteristics of the Sea Buckthorn, Analele Universitatii de Vest din Timisoara, seria Fizica, vol. 49, 119-122, 2006.
[30]  M.R. Nemtanu, Rheological Behaviour of Some Starches Treated With Electron Beams, Analele Universitatii de Vest din Timisoara, seria Fizica, vol. 49, 114-118, 2006.
[31]  M.R. Nemtanu, M. Brasoveanu, R. Minea, M.N. Grecu, M. Albulescu, E. Mitru, Microbiological Decontamination of Spirulina Platensis and Green Coffee Using Accelerated Electron Beams, Romanian Journal of Biophysics, Vol. 16, No. 2, 141-148, 2006.
[32]  Mirela Brasoveanu, Maria Nicoleta Grecu, M.R. Nemtanu, Electron Paramagnetic Resonance Study on Irradiated Green Coffee, Romanian Journal of Physics, Vol. 51, Nos. 1-2, 135-137, 2006.
[33]  R. Minea, Mirela Brasoveanu, Maria Nicoleta Grecu, M.R. Nemtanu, Preliminary Studies on Irradiated Spirulina, Romanian Journal of Physics, Vol. 51, Nos. 1-2, 131-134, 2006.
[34]  M.R. Nemtanu, M. Brasoveanu, M.N. Grecu, R. Minea, Green Coffee Decontamination by Electron Beam Irradiation, Nuclear Instruments and Methods in Physics Research B 240, Issues 1-2, 87-90, 2005.
[35]  M. Brasoveanu, M.R. Nemtanu, R. Minea, M.N. Grecu, E. Mazilu, N. Radulescu, Electron beam irradiation for biological decontamination of Spirulina Platensis, Nuclear Instruments and Methods in Physics Research B 240, Issues 1-2, 83-86, 2005.
[36]  D.I. Martin, I. Margaritescu, E. Cirstea, I. Togoe, D. Ighigeanu, M.R. Nemtanu, C. Oproiu and N. Iacob, Application of accelerated electron beam and microwave irradiation to biological waste treatment, Vacuum, Volume 77, Issue 4, 501-506, 2005.
[37]  D. Martin, E. Cirstea, D. Ighigeanu, G. Craciun, C. Oproiu, H. Iovu, Gh. Marin, N. Iacob and M.R. Nemtanu, Polyelectrolytes derived from electron beam-induced polymerization, Vacuum, Volume 77, Issue 4, 475-484, 2005.
[38]  M.R. Nemtanu, M. Brasoveanu, R. Minea, M.N. Grecu, M. Albulescu, Modification of the Biological and Physicochemical Properties of Irradiated Spirulina Platensis, Revista Medico-Chirurgicala a Societatii de Medici si Naturalisti din Iasi, Vol. 109, supliment nr. 1, 141-142, 2005.
[39]  M. Brasoveanu, M.R. Nemtanu, M.N. Grecu, E. Mitru, Microbial Decontamination of Coffee Using Accelerated Electron Beams, Revista Medico-Chirurgicala a Societatii de Medici si Naturalisti din Iasi, Vol. 109, supliment nr. 1, 140-141, 2005.
[40]  M.R. Nemtanu, A. Tirlea, M. Brasoveanu, Physical Methods for Irradiated Food Identification, Journal of Environmental Protection and Ecology, Vol. 5, No. 4, 922-925, 2004.
[41]  M.M. Brasoveanu, M.N. Grecu, M.R. Nemtanu, A. Tirlea, R. Minea, Irradiated Dried Fruits Identification, Journal of Environmental Protection and Ecology, Vol. 5, No. 4, 917-921, 2004.
[42]  A. Tirlea, M.R. Nemtanu, M.M. Brasoveanu, Rheological Method for the Detection of Irradiated Spices, Journal of Environmental Protection and Ecology, Vol. 5, No. 3, 534-539, 2004.
[43]  D.I. Martin, I. Margaritescu, M.R. Nemtanu, I. Togoe, C. Oproiu, D. Ighigeanu, E. Mateescu, G. Craciun, N. Iacob, Application of Accelerated Electron Beam and Microwave Irradiation to Biological Decontamination of Foods, Medical Objects and WasteWaters, Journal of Environmental Protection and Ecology, Vol. 5, No. 4, 898-911, 2004.
[44]  S. Manea, V. Tamas, E. Mazilu, C. Tanase, S. Setnic, D. Enulescu, N. Rădulescu, M.M. Brasoveanu, M.R. Nemtanu, R. Minea, The Effects of Ionising Radiation on the Main Free Radical Scavengers in Spirulina Plantensis, Revista de Chimie 55, Nr. 11, 914-915, 2004.
[45]  R. Minea, S. Manea, E. Mazilu, M. Brasoveanu, M.R. Nemtanu, V. Tamas, N. Radulescu, Preliminary Studies on the Microbial Decontamination of Some Medicinal Herbs by Irradiation, Analele Universitatii de Vest din Timisoara, seria Stiinte Fizice, vol. 44, 168-170, 2003.
[46]  M. Brasoveanu, M.R. Nemtanu, V.V. Grecu, R. Minea, Studies on Irradiated Coffee Identification by Electron Paramagnetic Resonance, Analele Universitatii de Vest din Timisoara, seria Stiinte Fizice, vol. 44, 164-167, 2003.
[47]  M.M. Brasoveanu, V.V. Grecu, M.R. Nemtanu, R. Minea, Limits in EPR Dosimetry for Irradiated Dried Fruits Discrimination, Romanian Journal of Physics, Vol. 48, Nos. 1-4, 289-293, 2003.

Publications: Conferences/Workshops/Symposiums

[1]  G. Craciun, D. Martin, E. Manaila, M.R. Nemtanu, M. Brasoveanu, D. Ighigeanu, Biodegradable Polyelectrolytes Obtained by Radiation Polymerization, Proceedings of the 7th Conference on Nuclear and Particle Physics (NUPPAC'09), 615-626, 11-15 November 2009, Sharm El-Sheikh, Egypt.
[2]  M.R. Nemtanu, R. Minea, S. Manea, N. Radulescu, E. Mazilu, Behaviour of the Biological Compounds and Antioxidant Activity of Spirulina Platensis Treated with Accelerated Electron Beams, Proceedings of 5th International Congress on Food Technology, Thessaloniki, Greece, ISBN: 978-960-88557-3-1, vol. 2, 307-311, 9-11 March 2007.
[3]  R. Minea, M.R. Nemtanu, E. Mitru, N. Radulescu, Effect of the Accelerated Electron Beams on the Main Free Radical Scavengers in Sea Buckthorn Powder, Proceedings of 5th International Congress on Food Technology, Thessaloniki, Greece, ISBN: 978-960-88557-3-1, vol. 2, 304-307, 9-11 March 2007.
[4]  Minea Radu, M.R. Nemtanu, Mitru Ecaterina, Manea Stefan, Rădulescu Nora, Mazilu Elena, Albulescu Mihaela, The Influence of Electron Beams on the Sea Buckthorn Berries, 4th Conference on Medicinal and Aromatic Plants of Southeast European Countries (CMAPSEEC)-Proceedings, Iasi, Romania, ISBN 973-8392-32-2, 165-167, 28th-31st May 2006.
[5]  Minea Radu, Manea Stefan, M.R. Nemtanu, Mazilu Elena, Rădulescu Nora, Electron Beam Treatment of Spirulina Platensis for Ensuring the Microbial Safety, 4th Conference on Medicinal and Aromatic Plants of Southeast European Countries (CMAPSEEC)-Proceedings, Iasi, Romania, ISBN 973-8392-32-2, 161-164, 28th-31st May 2006.
[6]  M.R. Nemtanu, M. Brasoveanu, R. Minea, Studies on the Rheological and Functional Properties of Corn Starch Treated with Accelerated Electron Beams and Electrical Discharges, Proceedings of the 4th International Symposium on Food Rheology and Structure (ISFRS 2006), Zurich, Switzerland, ISBN 3-905609-25-8, 637-638, February 19-23, 2006.
[7]  M. Magureanu, N.B. Mandache, M.R. Nemtanu, C. Preda, V.I. Parvulescu, Degradation of organic dyes in water by corona discharges, Proceedings 2nd International Workshop on Cold Atmospheric Pressure Plasmas: Sources and Applications (CAPPSA 2005), 102-105, Bruges, Belgium, 2005.
[8]  M. Brasoveanu, M.R. Nemtanu and R. Minea, Investigation of Biological and Physicochemical Properties of Irradiated Spirulina Platensis, Proceedings of Euro Food Chem XIII, Hamburg, Germany, vol. 2, 623-625, September 21-23, 2005.
[9]  M.R. Nemtanu, M. Brasoveanu, and R. Minea, Studies on Modified Starches by Irradiation, Proceedings of Euro Food Chem XIII, Hamburg, Germany, vol. 1, 97-101, September 21-23, 2005.
[10]  N. Georgescu, R. Minea, M. Brasoveanu, M.R. Nemtanu, Experiments with repetitive pulsed atmospheric pressure plasmas, for air/water pollution control, XXVII International Conference on Phenomena in Ionized Gases (ICPIG 2005)-Proceedings, Eindhoven, The Netherlands, July 18-22, 2005.
[11]  R. Minea, M.R. Nemtanu, M. Brasoveanu, C. Oproiu, E. Mazilu, N. Radulescu, Accelerators Use for Irradiation of Fresh Medicinal Herbs, Proceedings of 9th European Particle Accelerator Conference (EPAC'04)-CD-ROM, Lucerne, Switzerland, 2368-2370, 5-9 July, 2004.
[12]  D. Martin, D. Ighigeanu, C. Oproiu, E. Cirstea, M.R. Nemtanu, H. Iovu, I. Calinescu, N. Iacob, Efficient Effects of Combined Electron Beam and Microwave Irradiation on Microorganisms Inactivation, Proceedings of the 5th General Conference of the Balkan Physical Union (BPU-5), ISBN 86-902537-4-2, Vrnjacka Banja, Serbia and Montenegro, 1673-1676, August 25-29, 2003.
[13]  D. Martin, E. Cirstea, D. Ighigeanu, G. Craciun, C. Oproiu, H. Iovu, Gh. Marin, N. Iacob, M.R. Nemtanu, Polyelectrolytes Obtained by Electron Beam Technology, Proceedings of the 7th International Conference on Electron Beam Technologies (EBT'2003), Varna, Bulgaria, 432-438, 1-6 June 2003.
[14]  D.I. Martin, I. Margaritescu, M.R. Nemtanu, I. Togoe, C. Oproiu, D. Ighigeanu, E. Mateescu, G. Craciun, N. Iacob, Application of Accelerated Electron Beam and Microwave Irradiation to Biological Waste Treatment, Proceedings of the 7th International Conference on Electron Beam Technologies (EBT'2003), Varna, Bulgaria, 425-431, 1-6 June 2003.
[15]  M.R. Nemtanu, A. Tirlea, M. Brasoveanu, D. I. Martin, C. Oproiu, R. Minea, Applications of the Electron Beams for Industry, Proceedings of the 7th International Conference on Electron Beam Technologies (EBT'2003), Varna, Bulgaria, 366-370, 1-6 June 2003.
[16]  Martin D.I., S.O. Ferdes, C. Oproiu, D. Ighigeanu, E. Mateescu, G. Craciun, M.R. Nemtanu, Combined Effects of Electron Beam and Microwave Irradiation on Microbial Decontamination, The 5th International Conference on Food Physics-Proceedings, ISBN 80-7157-626-3, 67-72, Brno, Czech Republic, May 30-June 1, 2002.
[17]  Brasoveanu M.M., M.R. Nemtanu, N.M. Grecu, V.V. Grecu, R. Minea, Limits in Irradiated Dried Fruits Discrimination by EPR Method, The 5th International Conference on Food Physics-Proceedings, ISBN 80-7157-626-3, Brno, Czech Republic, 15-18, May 30-June 1, 2002.

Publications: Books/Book Chapters

[1]  C. Oproiu, M.R. Nemtanu, M. Brasoveanu, M. Oane, Chapter 2: Determination of Absorbed Dose Distribution in Technological Accelerated Electron Beam Treatments in "Practical Aspects and Applications of Electron Beam Irradiation" (eds. M.R. Nemtanu, M. Brasoveanu), Research Signpost/Transworld Research Network, India (in press).
[2]  M.R. Nemtanu and M. Brasoveanu, Chapter 14: Irradiation as a Method to Assure Food Quality and Safety în "Food Quality: Control, Analysis and Consumer Concerns" (eds. D.A. Medina, A.M. Laine), ISBN 978-1-61122-917-2, Nova Science Publishers, Inc., New York, 2011 (in press).
[3]  M.R. Nemtanu, M. Brasoveanu, Chapter 17: Functional Properties of Some Non-conventional Treated Starches, pp 319-344 in "Biopolymers" (ed. M. Eknashar), ISBN 978-953-307-109-1, Scyio, Rijeka, Croatia, 2010.
[4]  M.R. Nemtanu, M. Brasoveanu, Chapter 5: Electron Beam Treatment as a Non-conventional Preservation Method of Nutritional Supplements based on Vegetal Materials, pp 169-192 in "Food Science Research and Technology" (eds. I. Hulsen, E. Ohnesorge), ISBN 978-1-60741-848-1, Nova Science Publishers, Inc., New York, 2009.
[5]  T.J.A. Pinto, J.M.F. Silva, I.S. Kikuchi and M.R. Nemtanu, Expert Commentary A: Alterations in Herbs Submitted to Radiation Decontamination, pp 1-9 in "Radiation Physics Research Progress" (ed. Aidan N. Camilleri), ISBN 978-1-60021-988-7, Nova Science Publishers, Inc., New York, 2008