Publications
Papers

94.Kojic, D., Tsenkova, R., Yasui, M.: Improving accuracy and reproducibility of vibrational spectra for diluted solutions, Analytica Chimica Acta 955: 86 - 97, 2016.

93.G Bazar, R Romvari, A Szabo, T Somogyi, V Eles, R. Tsenkova, NIR detection of honey adulteration reveals differences in water spectral pattern, Food Chemistry, Vol. 194, 1 March 2016, pp 873-880.

92.Bazar G, Kovacs Z, Tsenkova R (2016) Evaluating Spectral Signals to Identify Spectral Error. PLoS ONE 11(1): e0146249. doi:10.1371/journal. pone.0146249

91. T.M.P. Cattaneo, G. Bazar, A.A. Gowen, G.F. Greppi, S. Mura, R. Tsenkova, Water monitoring with hyperspectral techniques, 2015, Translational water Bulletin, Vol.9, 1, pp 11-19.

90. 小柴春樹,Slavchev Aleksandar,Kovacs Zoltan,窪田陽介,Roumiana Tsenkova,プロバイオティクス菌株の簡易かつ迅速な選定方法の開発,農業食料工学会誌第77巻第3, 号,146-150,2015

89. 竹村豪,Barzar Gyorgy,石川翔,生田健太郎,古川茜,窪田陽介,Roumiana Tsenkova,繁殖率・生産率向上のための乳牛を対象とした非破壊発情診断,農業食料工学会誌第77巻第3号,140-145,2015.

88. 窪田陽介,大澤真奈美,生田健太郎,Roumiana Tsenkova,生乳の高付加価値化に繋がる鮮度評価技術の開発,農業食料工学会誌第77巻第3号,135-139,2015.

87. M.I. Mladenov ・ M.P. Dejanov ・ R. Tsenkova, Grain sample quality assessment fusing the results from color image and spectra analyses, Bulgarian Journal of Agricultural Science 01/2015; 21(1):225-236.

86. Takemura, G., Bazar, G., Ikuta, K., Yamaguchi, E., Ishikawa, S., Furukawa, A., Kubota, Y., Kovacs, Z., Tsenkova, R.: Aquagrams of raw milk for oestrus detection in dairy cows., Reproduction in Domestic Animals = Zuchthygiene 50(3): 522?5, 2015.

85. Slavchev, A., Kovacs, Z., Koshiba, H., Nagai, A., Bazar, G., Krastanov, A., Kubota, Y., Tsenkova, R.: Monitoring of Water Spectral Pattern Reveals Differences in Probiotics Growth When Used for Rapid Bacteria Selection., PloS One 10(7): e0130698, 2015.

84. Kovacs, Z., Bazar, G., Oshima, M., Shigeoka, S., Tanaka, M., Furukawa, A., Nagai, A., Osawa, M., Itakura, Y., Tsenkova, R.: Water spectral pattern as holistic marker for water quality monitoring, Talanta 147: 598?608, 2016. 

83. Koshiba, H., Slavchev, A., Kovacs, Z., Kubota, Y., Tsenkova, R.: Easy and rapid screening of probiotic strains, Journal of the Japanese Society of Agricultural Machinary and Food Engineers 77(3): 146?150, 2015.

82. Goto, N., Bazar, G., Kovacs, Z., Kunisada, M., Morita, H., Kizaki, S., Sugiyama, H., Tsenkova, R., Nishigori, C.: Detection of UV-induced cyclobutane pyrimidine dimers by near-infrared spectroscopy and aquaphotomics., Scientific Reports 5: 11808, 2015.

81. Bazar, G., Kovacs, Z., Tanaka, M., Furukawa, A., Nagai, A., Osawa, M., Itakura, Y., Sugiyama, H., Tsenkova, R.: Water revealed as molecular mirror when measuring low concentrations of sugar with near infrared light., Analytica Chimica Acta 896: 52?62, 2015.

80. K Kinoshita, R Tsenkova, Near infrared spectra of body fluids reveal the relationship between water spectral pattern and the oestrous cycle, NIR news 26 (5), 4-5 2015

79. Kinoshita K, Kuze N, Kobayashi T, Miyakawa E, Narita H, Inoue-Murayama M, Idani G, Tsenkova R. Detection of urinary estrogen conjugates and creatinine using near infrared spectroscopy in Bornean Orangutans (Pongo Pygmaeus), Primates, 1-9, Springer Japan, 2015, DOI: 10.1007/s10329-015-0501-3.

78.Gowen, A.A., Marini, F., Tsuchisaka, Y., De-Luca, S., Bevilacqua, M., O'Donnell, C., Downey, G., Tsenkova, R.: On the feasibility of near infrared spectroscopy to detect contaminants in water using single salt solutions as model systems, Talanta, Elisevier 131, 609-618, DOI:1.0.1016, 2015

77. Kojic, D., Tsenkova, R., Tomobe, K., Yasuoka, K., Yasui, K., Water Confined in the Local Field of Ions, ChemPhysChem, DOI: 10.1002/cphc.201402381, 2014.

76. Morita, H., Hasunuma, T., Vassileva, M., Kondo, A., Tsenkova, R.: New screening method of recombinant Saccharomyces cerevisiae strains based on their fermentation ability by near infrared spectroscopy, Analytical Methods, 6(17), 6628-6634, 2014.

75. Chatani, E., Tsuchisaka, Y., Masuda, T., Tsenkova, R.: Water Molecular System dynamics Associated with Amyloidogenic Nucleation as revealed by Real Time Near Infrared Spectroscopy and Aquaphotomics, PLoS one 9(7), e101997, 2014.

74. Morita, H., Kuroki, S., Ikuta, K., Tsenkova, R.: Real time near infrared spectral monitoring of mammary gland for inflammation diagnosis in dairy cows, Journal of Near Infrared Spectroscopy, Vol. 21, 5, 427-434, 2013.

73. Kinoshita, K., Morita, H., Tsenkova, R.: Spectral pattern of urinary water as a biomarker of estrous, Protocol Exchange, doi:10.1038/protex.2013.033, 2013.

72. Gowen, A. A., Amigo, J. M., Tsenkova, R.: Characterisation of hydrogen bond perturbations in aqueous systems using aquaphotomics and multivariate curve resolution-alternating least squares., Analytica chimica acta 759C: 8-20, 2013.

71. Matija. L., Tsenkova, R., Muncan, J., Miyazaki. M., Banba, K., Tomic. M., Jeftic., B.: Fullenene nanomaterials for biomedical applications: engineering, functionalization and characterization, Advanced Materials Research 633: 224-238, 2013.

70. Mladenov, M., Draganova, T., Tsenkova, R., Mustafa, M.: Complex assessment of grain quality using image and spectra analysis, Information, Communication and Control Systems and Technologies, ISSN 1314-7455, v.1, 2012.

69. Kinoshita, K., Miyazaki, M., Morita, H., Vassileva, M., Tang, C., Li, D., Ishikawa, O., Kusunoki, H., Tsenkova, R.: Spectral pattern of urinary water as a biomarker of estrus in the giant panda, Scientific Reports 2: 856, 1-9, DOI: 10.1038/srep00856, 2012.

68. Matija, L., Tsenkova, R., Miyazaki. M.., Banba, K., Muncan, J.: Aquagrams: Water spectral pattern as characterization of hydrogenated nanomaterial, FME Transactions 40(2): 51-56, 2012.

67. Nakakimura, Y., Vassileva, M., Stoyanchev, T., Nakai, K., Osawa, R., Kawano, J., Tsenkova, R.: Extracellular metabolites play a dominant role in near-infrared spectroscopic quantification of bacteria at food-safety level concentrations, Analytical Methods 4: 1389-1394, 2012.

66. Mladenov, M., Draganova, T., Tsenkova, R., Mustafa, M.: Quality assessment of grain samples using spectral analysis, Journal of Biosystem Engineering III: 251-260, 2012.

65. Mladenov, M., Deyanov, M., Tsenkova, R., Mustafa, M., Penchev, S., Draganova, T.: Graiin sample quality assessment using color Image and spectra analysis, Annals. Computer Science Series, 9th Tome 2nd Fasc: 109 -130, 2011.

64. Mladenov, M., Draganova, T., Tsenkova, R.: Grain sample quality assessment using Intechn and Unscrambler platforms, Agricultural Science and Technology 3(2): 179-185, 2011.

63. Morita, H., Hasunuma, T., Vassileva, M., Tsenkova, R., Kondo, A.:Near infrared spectroscopy as high-throughput technology for screening of xylose-fermenting recombinant Saccharomyces cerevisiae strains, Analytical Chemistry 83: 4023-4029, 2011.

62. 宮崎 真理,Tsenkova R.:近赤外分光分析装置を用いた乳牛乳房炎診断技術;Near Infrared Spectroscopy for Mastitis Diagnosis,レーザー研究39 (4): 250-254,2011.

61. Gowen, A., Tsenkova, R., Bruen, M., O’Donnell, C.: Vibrational spectroscopy for water quality analysis: a review, Critical Reviews in Environmental Science and Technology 42: 2546-2573, 2011.

60. Gowen, A., Tsuchisaka, Y., O’Donnell, C., Tsenkova, R.: Investigation of the potential of near infrared spectroscopy for the detection and quantification of pesticides in aqueous solution, American jounal of Analytical Chemistry 2: 53-62, 2011.

59. Tsenkova, R.: Aquaphotomics: Water in the biological and aqueous world scrutinized with invisible light, Spectroscopy Europe 22(6): 6-10, 2010.

58. Jinendra, B. M., Tamaki, K., Kuroki, S., Vassileva, M., Yoshida, S., Tsenkova, R.: Near infrared spectroscopy and aquaphotomics: Novel approach for rapid in vivo diagnosis of virus infected soybean, Biochemical and Biophysical Research Communications 397: 685-690, 2010.

57. Kinoshita, K., Morita, H., Miyazaki, M., Hama, N., Kanemitsu, H., Kawakami, H., Wang, P., Ishikawa, O., Kusunoki, H., Tsenkova, R.: Near infrared spectroscopy of urine proves useful for estimating ovulationin giant panda (Ailuropoda melanoleuca) Analytical Methods 2 : 1671-1675, 2010.

56. Tsenkova, R.: Aquaphotomics: dynamic spectroscopy of aqueous and biological systems describes peculiarties of water, Journal of Near Infrared Spectroscopy 17 (6): 303-314, 2009.

55. Tsenkova, R., Hesti, M., Kuroki, S., Burns, D.H.: Near infrared spectroscopy using short wavelengths and leave-one-cow-out cross-validaton for quantification of somatic cells in milk, Journal of Near Infrared Spectroscopy 17 (6): 345-351, 2009.

54. Gowen, A. A., Tsenkova, R., Esquerre, C., Downey, G., O’ Donnell, C. O.: Use of near infrared hyperspectral imaging to identify water matrix co-ordinates in mushrooms (Agaricus bisporus) subjected to mechanical vibration, Journal of Near Infrared Spectroscopy 17 (6): 363-372, 2009.

53. Hesti, M., Kuroki, S., Jinendra, B. M., Ikuta, K., Tsenkova, R.: Double threshold method for mastitis diagnosis based on NIR spectra of raw milk and chemometrics, Biosystems Engineering 104(2): 243-249, 2009.

52. Atanassova, S., Panayotov, M., Tsenkova. R.: Application of near infrared spectroscopy for classification of BOMBYX MORI L.COCOONS with defferent fluorescence, Jounal of Animal Science 5: 40-44, 2008.

51.新澤英之, ツェンコヴァルミアナ, 尾崎幸洋: ケモメトリックスによる近赤外スペクトル解析, 農業機械学会誌 69(3): 8-10, 2007.

50. Sakudo, A., Yoshimura, E., Tsenkova, R., Ikuta, K., Onodera, T.: Native state of metals in non-digested tissues by partial least squares regression analysis of visible and near-infrared spectra, The journal of Toxicological Sciences 32(2): 135-141, 2007.

49. Sulieman, A. M. E. H., Tsenkova, R.,: Manufacture and quality of fermented milks prepared using pure strains of Lactic Acid Bacteria (LAB) and Yeast, Research Journal of Microbiology 2(9): 684-689, 2007.

48. Sulieman, A. M. E. H., Osawa. R., Tsenkova, R.,: Isolation and identification of Lactobacilli from Garris, a Sudanese Fermented Camel’s Milk Product, Research Journal of Microbiology 2(2): 125-132, 2007.

47. 森田博之, 生田健太郎, ジネンド ラシリビジャヤ, ヘスティメイリナ, ツェンコヴァルミアナ: 近赤外分光法による乳牛の生乳分析と乳房炎診断, 農業機械学会誌 69(3): 15-18, 2007.

46. 鄭卿子, 中尾史, 中村昇二, ツェンコヴァルミアナ:近赤外分光法によるヨーグルト発酵過程のモニタリング, 農業機械学会誌 69(3): 19-24, 2007.

45. Tsenkova, R., Atanassova, S., Morita, H., Ikuta, K., Toyoda, K., Iordanova, I., Hakogi, E.: Near infrared spectra of cow's milk for milk quality evaluation: Disease diagnosis and pathogen identification, Journal of Near Infrared Spectroscopy 14(6): 363-370, 2006.

44. Sakudo, A., Tsenkova, R., Tei, K., Morita, H., Ikuta, K., Onodera, T.: Ex vivo tissue discrimination by visible and Near-infrared spectra with chemometrics, The Journal of Veterinary Medical Science 68(12): 1375-1378, 2006.

43. Tsugehara, T., Tsenkova, R., Takeda, M.: A non-invasive monitoring of developmental changes in Pupal case of antheraea pernyi by near-infrared spectroscopy, International Journal of Wild Silkmoth and Silk 11: 14-20, 2006.

42. Sakudo, A., Tsenkova, R., Tei, K., Onozuka, T., Ikuta, K., Yoshimura, E., Onodera, T.: Comparison of the vibration mode of metals in HNO3 by a partial least-squares regression analysis of near-infrared spectra, Bioscience, Biotechnology and Biochemistry 70(7): 1578-1583, 2006.

41. Morita, S., Shinzawa, H., Tsenkova, R., Noda, I., Ozaki, Y.: Computational simulations and a practical application of moving window two-dimensional correlation spectroscopy, Journal of Molecular Structure 799: 111-120, 2006.

40. Tsenkova, R., Atanasova, S., Morita, H., Ikuta, K., Toyoda, K., Iordanova, I., Hakogi, E.: Near infrared spectra of cow's milk for milk quality evaluation: Disease diagnosis and pathogen identification, Journal of Near Infrared Spectroscopy 14: 363-370, 2006.

39. Shinzawa, H., Morita, S., Ozaki, Y., Tsenkova, R.: A new method for spectral data Ccassification: two-way moving window principal component analysis (TMWPCA), Journal of Applied Spectroscopy 60: 884-891, 2006.

38. Sakudo, A., Tsenkova, R., Onozuka, T., Morita, K., Li, S., Warachit, J., Iwabu, Y., Li, G., Onodera, T., Ikuta, K.: A nobel diagnostic method for human immunodeficiency virus type-1 in plasma by near-infrared spectroscopy, Microbial Immunology 49: 695-701, 2005.

37. Tsenkova, R., Iordanova, I., Toyoda, K., Brown, D.: Prion protein fate governed by metal binding, Biochemical and Biophysical Research Communications 325(3): 1005-1012, 2004.

36. Manabu,O., Kiyohiko,T., Tsenkova,R. :Detection of foreign materials by electrical impedance tomography, ICEB XII International Conference on Electrical Bio-Impedance joint with EIT - V Electrical Impedance Tomography: 719-722,2004.

35. Tsenkova, R.: Near infrared spectroscopy of raw milk for cow's bio monitoring, 農学博士学位論文, 北海道大学, 2004.

34. Toyoda, K., Ogawa, M., Tsenkova, R.: Non-destructive imaging of electrical resistivity profile of food products for safety and quality evaluation by electrical impedance tomography, S2-113-116, the Proceedings of the ISMAB2004: 21-23, Kobe University, Japan, 2004.

33. Kojima, K., Hayashi, S., Osawa, R., Toyoda, K., Tsenkova, R.: Qualitative analysis for identification of staphylococcus bacteria by near infrared spectroscopy, S2-117-120, the Proceedings of the ISMAB2004:21-23, Kobe University, Japan, 2004.

32. Shinzawa, H., Morita, H., Toyoda, K., Tsenkova, R.: Diagnosis of cows mastitis by moving principal component analysis (MPCA) using near infrared (NIR) udder tissue spectra, S2-121-124, the Proceedings of the ISMAB2004: 21-23, Kobe University, Japan, 2004.

31. Yuan, B., Murayama, K., Wu, Y., Tsenkova, R., Dou, X., Era, S., Ozaki, Y.: Temperature-dependent near-infrared spectra of bovine serum albumin in aqueous solution: Spectral analysis by principal component analysis and evolving factor analysis, Journal of Applied Spectroscopy, 57: 1223-1229, 2003.

30. Jiang, J. H., Tsenkova, R., Y.Wu, Yu, R. Q., Ozaki. Y.: Principal discriminant variate method for classification of multicollinear data: Applications to near infrared spectra of cow blood samples, Applied Spectroscopy, 56: 488-502, 2002.

29. Pravdova, V., Walczak, B., Massart, D., Kawano, S., Toyoda, K., Tsenkova. R.,: Calibration of somatic cell count in milk based on near-infrared spectroscopy, Analytica Chimica Acta, 450: 131-141, 2001.

28. Toyoda, K., Tsenkova, R., Nakamura, M.: Characterization of osmotic dehydration and swelling of apple tissues by bioelectrical impedance spectroscopy, Drying Technology, 19: 1683-1695, 2001.

27. Tsenkova, R., Atanassova, S., Toyoda, K.: Near infrared spectroscopy for diagnosis: Influence of mammary gland inflammation on cow's milk composition measurement, Near Infrared Analysis, 2: 59-66, 2001.

26. Tsenkova, R., Atanasova, S., Toyoda, K., Ozaki, Y., Toyoda, K., Itoh. K.: Near-infrared spectroscopy for bio monitoring: Influence of somatic cell count on cow's milk composition analysis, International Dairy Journal, 11: 779-783, 2001.

25. Jiang, J. H., Tsenkova, R., Ozaki. Y.: Principal discriminant variate method for classification of multicollinear data: Principle and applications, Analytical Sciences, 17: i471-i474, 2001.

24. Tsenkova, R., Atanassova, S., Kawano, S., Toyoda, K.: Somatic cell count determination in cow milk by near infrared spectroscopy: A New Diagnostic Tool, Journal of Animal Science, 79: 2550-2557, 2001.

23. Murayama, K., Czarnik-Matusewicz, B., Wu, Y., Tsenkova, R., Ozaki, Y.: Comparison between conventional spectral analysis methods, chemometrics and two-dimensional correlation spectroscopy in the analysis of near-infrared spectra of protein, Journal of Applied Spectroscopy, 54: 978-985, 2000.

22. Tsenkova, R., Atanassova, S., Itoh, K., Ozaki, Y. Toyoda, K.: Near infrared spectroscopy for biomonitoring: Cow milk composition measurement in a spectral region from 1100 to 2400 nanometers, Journal of Animal Science, 78: 515-522, 2000.

21. Czarnik-Matusewicz, B., Murayama, K., Tsenkova, R., Ozaki. Y.: Analysis of near-infrared spectra of complicated biological fluids by two-dimensional correlation spectroscopy: Protein and fat concentration - dependent spectral changes of milk, Journal of Applied Spectroscopy, 53: 1582-1594, 1999.

20. Tsenkova, R., Atanasova, S., Toyoda, K., Ozaki, Y., Itoh, K., Fearn, T.: Near infrared spectroscopy for dairy management: Measurement of unhomogenized milk composition, Journal of Dairy Science, 82: 2344 - 2352, 1999.

19. Murayaman, K., Wang, Y., Tsenkova, R., Ozaki. Y.: Two-dimensional near-infrared correlation spectroscopy studies on protein denaturation, Nippon Kagaku Kaishi, 10: 637-647, 1999.

18. Murayama, K., Yamada, K., Tsenkova, R., Wang, Y., Ozaki, Y.: Determination of human serum albumin and Γ- globulin in a control serum solution by near-infrared spectroscopy and partial least squares regression, Fresenius' Journal of Analytical Chemistry, 362: 155-161, 1998.

17. Murayama, K., Yamada, K., Tsenkova, R., Wang, Y., Ozaki, Y.: Multivariate determination of human serum albumin and Γ-globulin in a phosphate buffer solution by near infrared spectroscopy, Journal of Near Infrared Spectroscopy, 6: 375-381, 1998.

16. Tsenkova, R.: Near infrared spectroscopy: A uniform measuring technology for sustainable dairy production system, Journal of Near Infrared Spectroscopy, 6: A45-A51, 1998.

15. Murayama, K., Yamada, K., Tsenkova, R., Wang, Y., Ozaki, Y.: Near-infrared spectra of serum albumin and Γ-globulin and determination of their concentrations in phosphate buffer solutions by partial least squares regression, Vibrational Spectroscopy, 18: 33-40, 1998.

14. Atanasova, S., Todorov, N., Djouvinov, D., Tsenkova, R., Toyoda, K.: The possibility of near infrared spectroscopy for evaluation of microbial nitrogen content of in Sacco feed residues and duodenal digesta, Journal of Near Infrared Spectroscopy, 6: 167-174, 1998.

13. Wang, Y., Tsenkova, R., Amari, M., Terada, F., Hayashi, T., Abe, A., Ozaki, Y.: Potential of two-dimensional correlation spectroscopy in analyses of NIR spectra of biological fluids. I. two-dimensional correlation analysis of protein and fat concentration-dependent spectral variations of milk, Analysis Magazine, 26: M64-M69, 1998.

12. Wang, Y., Murayama, K., Myojo, Y., Tsenkova, R., Hayashi, N., Ozaki, Y.: Two-dimensional Fourier transform near-infrared spectroscopy study of heat denaturation of ovalbumin in aqueous solutions, Journal of Physical Chemistry, 102: 6655-6662, 1998.

11. Markaryan, M., Tsenkova, R., Georgieva, R., Kunchev, D., Todorov, T., Stoikov. D.: Изпитване На Компютърна Програма За Диагностиране На Болестите При Птици. Veterinary Collection, 8: 55-57, 1998.

10. Tsenkova, R., Grigorov, T., Baner, B.: Идентифициране На Оводнено Мляко С Оптични Методи В Близката Инфрачервена Област (Near Infrared Spectroscopy Identification of Milk Adulterated with Water), Farm Machinery, 27: 87-95, 1990.

9. Tsenkova, R., Grigirov, T., Baner, B.: Изследване На Оптичната Плътност На Краве Мляко В Близката Инфрачервена Област За Оценка На Маслеността И Количеството Вода (Analysis of Milk Fat and Water Content by Near Infrared Spectroscopy), Farm Machinery, 27: 81-85, 1990.

8. Tsenkova, R.: Многоканален Електроннооптичен Прибор За Изследване На Селскостопански Обекти (Multichannel Optoelectronical Device for Analysis of Agricultural Products), Farm Machinery, 27: 64-67, 1990.

7. Tsenkova, R., Statev, E., Georgieva, R., Topuzanov, D.: Уред За Диференциална Диагностика На Субклинични Мастити При Кравите (Device for Differential Diagnosis of Subclinical Mastitis in Cows), Farm Machinery, 27: 68-72, 1990.

6. Markaryan, M., Tsenkova, R., Georgieva, R.: Бейсов Подход При Диагностиране Болестите На Птичия Ембрион С Помощта На Персонален Компютър (Bias Classifier for Diagnosis of the Disease in Poultry Embrio), Veterinary Collection, 5: 11-12, 1988.

5. Markaryan, M., Tsenkova, R., Georgieva, R., Kunchev, D., Todorov, T., Stoikov, D.: Създаване На Компютърна Програма За Диагностиране Болестите При Птичия Ембрион (Development of an Algorithm and Software for a Computer Diagnosis of Poultry Embrio), Veterinary Collection, 6: 58-59, 1988.

4. Tsenkova, R.: Study and development of a method and optoelectronical analyzer for early diagnosis of subclinical mastitis in dairy cows, Dissertation (Dr. of Engineering), Technical University, Rousse, Bulgaria, 1987.

3. Tsonev, R., Tsenkova, R.: Възможности За Използване На Оптически Методи За Окачествяване На Селскостопанска Продукция (Survey on Optical Methods for Quality Control of Agricultural Products), Farm Machinery, 23: 96-99, 1986.

2. Kirilin, N., Tsenkova, R.: Определение Субклинического Мастита У Коров Путем Ик-Спектроскопии (Near Infrared Spectroscopy for Diagnosis of Cow's Mastitis), Mechanizatsiya I Electrifikatsiya Sel'skogo Khozyastva, 2: 59-60, 1985.

1. Tsenkova, R., Gruev, P., Ioncheva, N.: Изследване На Спектралните Характеристики На Коефициента На Пропускане На Мляко От Крава В Ултравиолетовата И Видимата Област На Спектъра (Milk Analysis by Ultraviolet and Visible Spectroscopy), Food Industry, 20: 13-17, 1983.


Reviews and Oter Writings

19. R Tsenkova, Aquaphotomics tenth anniversary, NIR News ISSN 0960-3360 Vol. 27 , No.1 , pp 45-47, 2016

18. Kinoshita, K., Tsenkova, R.: Near infrared spectra of body fluids reveal the relationship between water spectral pattern and the oestrous cycle, NIR news, 26(5): 4 - 5, 2015.

17. ツェンコヴァルミアナ:畜産分野におけるセンシング技術の活用,Techno Innovation 84: 30-35, 2012.

16. Gowen, A. A., Stark E., Tsuchisaka, Y., Tsenkova R.: Extended multiplicative signal correction as a tool for aquaphotomics, NIR news 22(7): 9-11, 2011.

15. Tsenkova, R.: Aquaphotomics: aquaphotomics workshop at 2008 IDRC in Chambersburg, NIR news 20(6): 7-8, 2009.

14. Tsenkova, R.: Aquaphotomics: acquiring spectra of various biological fluids of the same organism reveals the importance of water matrix absorbance coordinates and the aquaphotome for understanding biological phenomena, NIR news 19(1): 7-9, 2008.

13. Tsenkova, R.: Aquaphotomics: the extended water mirror effect explains why small concentrations of protein in solution can be measured with near infrared light, NIR news 19(4): 12-13, 2008.

12. Tsenkova, R.: Aquaphotomics: extended water mirror approach reveals peculiarities of prion protein alloforms, NIR news 18(6): 14-17, 2007.

11. Tsenkova, R.: Aquaphotomics: water absorbance pattern as a biological marker for disease diagnosis and disease understanding, NIR news 18(2): 14-16, 2007.

10. Tsenkova, R.: Aquaphotomics: water absorbance pattern as a biological marker, NIR news 17(7): 13, 2006.

9. Tsenkova, R.: Aquaphotomics. Aquaphotomics and Chambersburg, NIR news 17(6): 12, 2006.

8. Tsenkova, R.: Aquaphotomics: exploring water-light interactions for a better understanding of the biological world. Part 2: Japanese food, language and why NIR for diagnosis, NIR news 17(5): 8-14, 2006.

7. Tsenkova, R.: Hirschfeld Award Lecture. Aquaphotomics: exploring water-light interactions for a better understanding of the biological world, NIR news 17(4): 10-11, 2006.

6. Tsenkova, R.: Aquaphotomics: Exploring water-light interactions for a better understanding of the biological world (part 1), NIR news 17(3): 11-12, 2006.

5. 時田正彦,森田茂,小宮道士,ツェンコヴァルミアナ,畠山尚史,堂腰顕,喜田環樹:Automatic Milking -a better understanding-,日本家畜管理学会誌40 (4): 161-168, 2005.

4. 伊藤和彦,中野和弘,豊田淨彦,ツェンコヴァルミアナ,守田和夫,田中史彦,北村豊:食料の生産・流通・加工空間における安全性評価・確保システムの構築平成14年度~16年度科学研究,費補助金・基盤研究(A)研究報告書: 1-219, 2005.

3. 喜田環樹、森田茂、小宮道士、泉賢一、ツェンコヴァ ルミャナ、八谷満.: 国際シンポジウム"The First North American Conference on Robotic Milking" 報告, 日本家畜管理学会誌, 38: 141-146, 2002.

2. 八谷満、森田茂、ツェンコヴァ ルミャナ、天羽弘一、喜田環樹、堂腰顕.:国際シンポジウム"Robotic Milking" 報告, 日本家畜管理学会誌, 36: 157-162,2000.

1. Tsenkova, R.: Japanese Research Project on NIR for Bio-Monitoring in Dairy Production, NIR news, 9, 1998.


Proceedings of conferences

54. Chatani, E., Tsuchisaka, Y., Masuda, T., Tsenkova, R.: Near Infrared Spectral Monitoring Reveals Water Molecular System Dynamics During The Amyloidogenic Nucleation, The 28th annual symposium of the protein society, USA, pp 87, 2014

53. R. Tsenkova, Aquaphotomics: New frontiers, In Proceedings of the NIR 2013 16th International Conference on Near Infrared Spectroscopy, Montpellier, France, pp. 612-615, 2013.

52. Chiara, M. R., Morita, H., Koshiba, H., Cattaneo, T. M. P., Tsenkova, R.: Near infrared spectroscopy and Aquaphotomics as tools for bacterial classification, In Proceedings of the NIR 2013 16th International Conference on Near Infrared Spectroscopy, Montpellier, France, pp.602-612.

51. Matija. L., Tsenkova, R.: Aquaphotomics of hydrogenated fullerenes, Book of Abstracts of the Second Scientific International Conference on Water and Nanomedicine: 30-31, Banja Luka, 2011.

50. Draganova Ts. D., B.M. Jinendra, P.I. Daskalov, R. Tzonev, S. Atanasova, R. Tsenkova, Statistical methods for Fusarium verticillioides diseased corn kernel recognition using near-infrared spectroscopy, Proceedings of the Union of Scientists Rousse, Fourth conference “Energy efficiency and agricultural engineering, ISSN 1311 – 9974, p. 839 – 847, 2009.

49. Miyazaki, M., Kuroki, S., Ikuta, K., Tsenkova, R.: Diagnosis of physiological abnormalities using adaptive milk spectral model of individual cows, Proceedings of the 14th International Conference on Near Infrared Spectroscopy, Bangkok, Thailand: 645-649, 2010.

48. Kuroki, S., Djilianov, D., Santo, R., Morita, H., Tsenkova, R.: IR monitoring of water status in the resurrection plant Haberlea rhodopensis during desiccation and subsequent rehydration processes, Proceedings of the 14th International Conference on Near Infrared Spectroscopy: 65-69, Bangkok, Thailand, 2010.

47. Atanassova, S., Daskalov, H., Stoyanchev, T., Santo, R., Kuroki, S., Tsenkova, R.: Application of NIRS for the detection of bacterial contamination in food, Proceedings of the 14th International Conference on Near Infrared Spectroscopy: 595-599, Bangkok, Thailand, 2010.

46. Atanassova, S., Panayatov, M., Santo, R., Kuroki, S., Tsenkova, R.: Possibilities of NIRS for nondestructive determination of some technological properties of Bombyx Mori Cocoons, Proceedings of the 14th International Conference on Near Infrared Spectroscopy: 59-62, Bangkok, Thailand, 2010.

45. Jinendra, B. M., Kuroki, S., Tsenkova, R.: Monitoring of second overtone of water absorbance bands reveals hypersensitivity response from virus infected plants, Proceedings of the 14th International Conference on Near Infrared Spectroscopy: 53-58, Bangkok, Thailand, 2010.

44. Kinoshita, K., Morita, H., Miyazaki, M., Hama, N., Ishikawa, O., Kusunoki, H., Tsenkova, R.: Near-infrared spectroscopy to monitor the timing of ovulation in Giant Panda (Ailuropoda melanoleuca) based on urinary steroid hormones, Proceedings of the 14th International Conference on Near Infrared Spectroscopy: 639-644, Bangkok, Thailand, 2010.

43. Putra, A., Santo, R., Kuroki, S., Tsenkova, R.: Robust spectral model for low metal concentration measurement in aqueous solution reveals the importance of water absorbance bands, Proceedings of the 14th International Conference on Near Infrared Spectroscopy: 831-835, Bangkok, Thailand, 2010.

42. Kuroki, S., Djilianov, D., Santo, R., Tsenkova, R.: Spectroscopic observation for desiccation and subsequent rehydration processes in leaves of resurrection plant., Proceedings of The Union of Scientists- Rousse Fourth Conference Energy Efficiency and Agricultural Engineering, C. Vezirov(ed):811-814, University of Rousse, Bulgaria, 2009.

41. Todorova, M., Atanassova, St., Santo, R., Tsenkova, R., llieva, R.: Rapid prediction of available P content in soil using near-infrared spectroscopy. In: Proceedings of The Union of Scientists- Rousse Fourth Conference Energy Efficiency and Agricultural Engineering, C.Vezirov(ed): 204-210, University of Rousse, Bulgaria, 2009.

40. Draganova, Ts, Jinendara, B. M., Daskalov, P., Tzonev, R., Atanasova, S., Tsenkova , R.: Statistical methods for fusarium verticillioides Diseased corn kernel recognition Using near-infrared spectroscopy. In: Proceedings of The Union of Scientists- Rousse Fourth Conference Energy Efficiency and Agricultural Engineering, C. Vezirov(ed):839-847, University of Rousse, Bulgaria, 2009.

39. Atanassova, S., Tsenkova, R., Vasu, R.M., Koleva, M., Dimitrov, M.: Identification of mastitis pathogens in raw milk by near infrared spectroscopy and SIMCA classification method, Proceedings of Food Science, Engineering and Technologies: 567-572, BAS, Plovdiv, Bulgaria, 2009.

38. Tsenkova, R.: Visible - near infrared perturbation spectroscopy: water in action seen as great source of information, Proceedings of the International Conference on Near Infrared Spectroscopy:607-612 , Auckland, New Zealand, 2005.

37. Tei, K., Shinzawa, H., Sulieman, A. M. E. H., Kojima, K., Toyoda, K., Tsenkova, R.: Real-time monitoring of yogurt fermentation process by Near-infrared spectroscopy, Proceedings of the International Conference on Near Infrared Spectroscopy: 531-536, Auckland, New Zealand, 2005.

36. Onozuka, T., Isomura, T., Kusumoto, S., Tsenkova, R.: Analysis of mayonnaise chemical component and viscosity with near-infrared spectroscopy, proceedings of the Japan Thai Joint Symposium Nondestructive Evaluation Technology: 278-279, Bangkok, Thai, 2004.

35. Ogawa, M., Toyoda, K., Tsenkova, R.: Detection of foreign materials by electrical impedance tomography, ICEB XII International Conference on Electrical Bio-Impedance joint with EIT - V Electrical Impedance Tomography: 719-722, 2004.

34. Tsenkova, R., Health monitoring of milking cows by near infrared spectroscopy, proceedings of the Japan Thai Joint Symposium Nondestructive Evaluation Technology: 41-46, Bangkok, Thai, 2004.

33. Goto, M., Nakagawa, S., Ashida, H., Kanazawa, K., Tsenkova, R.: Evaluation of oxidative stress with near-infrared spectroscopy, Japan-Thailand Joint Symposium on Nondestructive Evaluation Technology: 234-235, 2004.

32. Toyoda, K., Ogawa, M., Tsenkova, R.: Non-destructive imaging of electrical resistivity profile of food products for safety and quality evaluation by electrical impedance tomography: S2-113-116, the Proceedings of the ISMAB2004: 21-23, Kobe University, Japan, 2004.

31. Kojima, K., Hayashi, S., Osawa, R., Toyoda, K., Tsenkova, R.: Qualitative analysis for identification of staphylococcus bacteria by near infrared spectroscopy, S2-117-120, the Proceedings of the ISMAB2004: 21-23, Kobe University, Japan, 2004.

30. Shinzawa, H., Morita, H., Toyoda, K., Tsenkova, R.: Diagnosis of cows mastitis by moving principal component analysis (MPCA) using near infrared (NIR) udder tissue spectra, S2-121-124, the Proceedings of the ISMAB2004: 21-23, Kobe University, Japan, 2004.

29. Morita, H., Shinzawa, H., Ikuta, K., Tsenkova, R.: Identification of CNS Mastitic udder quarters using Near Infrared udder tissue spectra and SIMCA classificatory, S2-125-129, the Proceedings of the ISMAB2004: 21-23, Kobe University, Japan, 2004.

28. Tsenkova, R.: Disease diagnosed and described by near infrared spectroscopy, the 10th International Conference on Near Infrared Spectroscopy, Near Infrared Spectroscopy, Proceedings of the 10th International Conference. A. M. C. Davies and R. K. Cho (Eds.) NIR Publications, Charlton, UK: 65-69, 2002.

27. Jiang, J. H., Tsenkova, R., Yu, R. Q., Ozaki, Y.: A new regularized discriminant analysis; Principal discriminant variate method for handling multicollinear Data, the 10th International Conference on Near Infrared Spectroscopy, Near Infrared Spectroscopy: Proceedings of the 10th International Conference. A. M. C. Davies and R. K. Cho (Eds.) NIR Publications, Charlton, UK: 103-106, 2002.

26. Tsenkova, R., Atanassova, S.: Mastitis diagnostics by near infrared spectra of cow’s milk, Blood and urine using soft independent modelling of class analogy classification, the 10th International Conference on Near Infrared Spectroscopy, Near Infrared Spectroscopy, Proceedings of the 10th International Conference. A. M. C. Davies and R. K. Cho (Eds.) NIR Publications, Charlton, UK: 123-128, 2002.

25. Atanassova, S., Iancheva, N., and Tsenkova, R.: Near infrared spectroscopy for measuring purine derivatives in urine and estimation of microbial nitrogen synthesis in the Rumen for Sheep, the 10th International Conference on Near Infrared Spectroscopy, Near Infrared Spectroscopy: Proceedings of the 10th International Conference. A. M. C. Davies and R. K. Cho (Eds.) NIR Publications, Charlton, UK: 409-413, 2002.

24. Toyoda, K., Tsenkova, R., Nakamura, M.: Visualization of internal structure of foods by electrical impedance tomography - Detection of foreign material contamination and voids, 3rd IFAC/CIGR Workshop on Control Applications in Post-harvest and Processing Technology (CAPPT2001): 77-81, 2001.

23. Toyoda, K., Tsenkova, R., H. Tamoto.: Microbial analysis for the implementation of Haccp System into leaf-vegetable production in plant factory, the XIV Memorial CIGR World Congress 2000, Tsukuba, Japan: 1347-1352, 2000.

22. Tsenkova, R., Terada, F., Kawano, K., Itoh, K., Toyoda. K.: Near infrared spectroscopy: AI approach for dairy management, Proceedings of the 2nd Dutch-Japanese Workshop on Precision Dairy Farming., K. Amaha and K. Ichito (eds.) National Grassland Research Institute, Tochigi, Japan: 77-79, 2000.

21. Tsenkova, R., Murayama, S., Kawamura, K., Itoh, K., and Toyoda, K.: Near infrared mastitis diagnosis in the process of milking, Robotic Milking, H. Hogeveen and A. Meijering (eds.) Wageningen Press, Netherlands: 127, 2000.

20. Toyoda, K., Tsenkova, R., M. Nakamura.: Nondestructive monitoring method of osmotic dehydration process of fruits by electrical impedance spectroscopy, the XIV Memorial CIGR World Congress 2000, Tsukuba, Japan: 818-823, 2000.

19. Tsenkova, R.: Qualitative and quantitative approach for near infrared mastitis diagnosis using bulk milk from individual cows, Pacific Congress on Milk Quality and Mastitis Control, Nagano, Japan: 155-161, 2000.

18. Czarnik-Matusewicz, B., Murayama, K., Tsenkova, R., Ozaki, Y.: Comparison of two-dimensional correlation analysis and chemometrics in NIR Spectroscopy, Protein and fat concentration-dependent spectral changes of milk, the 9th International Conference on Near Infrared Spectroscopy, Near Infrared Spectroscopy: Proceedings of the 9th International Conference, A. M. C. Davis and R. Giangiacomo (eds.) NIR Publication, Charlton, UK: 17-23, 2000.

17. Tsenkova, R., Atanassova, S., Amari, M., Hayashi, T., Terada, F. and Toyoda, K.: Interrelation between composition and near infrared spectra of milk, Blood plasma and rumen juice of lactating cows, the 9th International Conference on Near Infrared Spectroscopy, Near Infrared Spectroscopy: Proceedings of the 9th International Conference, A. M. C. Davis and R. Giangiacomo (eds.) NIR Publication, Charlton, UK: 729-733, 2000.

16. Tsenkova, R., Atanassova, S., Ozaki, Y., Itoh, K., and Toyoda, K.: Near Infrared Spectroscopy for Cow Milk Composition Analysis: The Influence of Mastitis, the 9th International Conference on Near Infrared Spectroscopy, Near Infrared Spectroscopy: Proceedings of the 9th International Conference, A. M. C. Davis and R. Giangiacomo (eds.) NIR Publication, Charlton, UK: 735-739, 2000.

15. Tsenkova, R., Murayama, K., Kawano, S., Wu, Y., Toyoda, K., and Ozaki, Y.: Near infrared spectroscopy for mastitis diagnosis: Two-dimensional correlation study in short wavelength region, International Symposium on Two-Dimensional Correlation Spectroscopy: B5, Kobe-Sanda, Japan, 1999.

14. Atanassova, S., Iancheva, N., Todorov, N., Pavlov, D., senkova, R.: Near infrared Spectroscopy for Measuring Dry Matter Degradability of Forages, Proceedings of the 9th International Conference on Near Infrared Spectroscopy, Verona, Italy: 637-642, 2000.

13. Suroso, T., Tsenkova, R., and Murase, H.: Optimization of cow feeding management by a neural network based on near infrared spectroscopy of milk, 4th Triennial World Congress, Beijing, China: 443-446, 1999.

12. Tsenkova, R., Atanassova, S., Fujita, Y., and Toyoda, K.: Wavelet transform for near infrared spectral data mining: Single spectrum mastitis diagnosis, Near Infrared Spectroscopy, Proceedings of the 9th International Conference, A. M. C. Davis and R. Giangiacomo (eds.) NIR Publication, Charlton, UK: 323-327, 1999.

11. Tsenkova, R., Bakarjian, H., Fujita, Y., Atanassova, S., Ozaki, Y., and Toyoda, K.:Wavelet transformation for NIR spectral data mining, Bacteria identification, Fourier Transform Spectroscopy Twelfth International Conference, K. Itoh and M. Tasumi (eds.) Waseda University Press, Tokyo, Japan: 489-490, 1999.

10. Tsenkova, R.: Near infrared spectroscopy for bio-monitoring in a dairy production system, Proceedings of the Dutch-Japanese Workshop on Precision Dairy Farming, C. E. van't Klooster and K. Amaha (eds) DLO-Institute of Agricultural and Environmental Engineering, Wageningen, Netherlans: 87-93, 1998.

9. Toyoda, K., Tsenkova, R.: Measurement of freezing process of agricultural products by impedance spectroscopy, Control Applications in Post-Harvest Processing Technology 1998. I. Farkas (ed.) Pergamon, Hangary, the Second IFAC/ISHS/CIGR/EURAGENG Workshop, Budapest, Hungary: 89-94, 1998.

8.  Tsenkova, R.: Exploring a new technology for biomonitoring as a means for sustainable food production, the Second Kobe Symposium on Agriculture, Food and Environment in Asia, Towards the 21st Century, Kobe, Japan: 59-62, 1997.

7.  Atanasova, S., Tsenkova, R., Toyoda, K.: The possibility of near infrared spectroscopy for determination of chemical composition and quality of agricultural products in dairy, the International Workshop on Application of Magnetic Resonance and Other Spectroscopic Techniques to Food Science, Harima, Japan: 81-84, 1997.

6.  Tsenkova, R.: Near Infrared (NIR) Spectroscopy for mastitis diagnosis, the 11th National Symposium on Nondestructive Measurement, Tsukuba, Japan: 68-74, 1995.

5.  Tsenkova, R.: Near-Infrared Spectroscopy (NIRS)- a promising technology for dairy farm robotisation, International Symposium on Automation and Robotics in Bioproduction and Processing, Kobe, Japan: 171-178, 1995.

4.  Tsenkova, R., Yordanov, K., Itoh, K., Shinde, Y., Nishibu, J.: Near infrared spectroscopy of individual cow milk as a means for automated monitoring of udder health and milk quality, Dairy Systems for the 21st Century, Proceedings of the Third International Dairy Housing Conference, R. Bucklin (ed.) American Society of Agricultural Engineers, Michigan, US: 82-91, 1994.

3.  Tsenkova, R., Yordanov, K., Itoh, K., Shinde, Y., Nishibu, J.: NIR spectroscopy - a new technology for automated control on dairy farm. The 7th World Congress on Agricultural Engineering, Milano, Italy: 1120-1127, 1994.

2. Tsenkova, R., Yordanov, K. I., Shinde, Y.: Near-infrared spectroscopy for evaluating milk quality, Prospects for Automatic Milking. A. H. Ipema, A.C. Lippus, J. H. M. Metz, and W. Rossing (eds.) The International Symposium on Prospects for Automatic Milking, Wageningen, Netherlands: 185-192. 1992.

1. Tsenkova, R.: A comparative analysis of some applications of infra-red spectroscopy for determining of milk quality, 6th World Conference on Animal Production, Helsinki, Finland: 693, 1988.