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51

Nanocrystalline magnetic materials versus ferrites in power electronics

Georgi T. Nikolov, Vencislav C. Valchev

Journal:

Procedia Earth and Planetary Science

Year:

2009

Language:

english

File:

PDF, 421 KB

english, 2009

52

Power loss reduction in electronic inverters trough IGBT-MOSFET combination

Angel Marinov, Vencislav Valchev

Journal:

Procedia Earth and Planetary Science

Year:

2009

Language:

english

File:

PDF, 1.09 MB

english, 2009

53

Peripheral p-chloroamphetamine is an unsuitable probe for investigation of central serotoninergic control on renal renin secretion in the rat

Ognian Christov Ikonomov, Assia Christova Shisheva, Alexander Georgiev Stoynev, Ivan Valchev Kurtev

Journal:

Physiology & Behavior

Year:

1991

Language:

english

File:

PDF, 1.01 MB

english, 1991

54

The impact of certain methodological choices on multivariate analysis of fMRI data with support vector machines

Joset A. Etzel, Nikola Valchev, Christian Keysers

Journal:

Year:

2011

Language:

english

File:

PDF, 658 KB

english, 2011

55

[IEEE 2008 13th International Power Electronics and Motion Control Conference (EPE/PEMC 2008) - Poznan, Poland (2008.09.1-2008.09.3)] 2008 13th International Power Electronics and Motion Control Conference - High power, high voltage, high frequency transformer / rectifier for HV industrial applications

Filchev, T., Cook, D., Wheeler, P., Van den Bossche, A., Clare, J., Valchev, V.

Year:

2008

Language:

english

File:

PDF, 225 KB

english, 2008

56

[IEEE 2005 IEEE 11th European Conference on Power Electronics and Applications - Dresden, Germany ()] 2005 European Conference on Power Electronics and Applications - Self-oscillating sine wave oscillator for ferrite loss measurements

Van den Bossche, A.P., De Gusseme, K., Valchev, V.C., Barudov, S.T.

Year:

2005

Language:

english

File:

PDF, 3.03 MB

english, 2005

57

The use of traits and contextual information in free personality descriptions across ethnocultural groups in South Africa.

Valchev, Velichko H., van de Vijver, Fons J. R., Nel, J. Alewyn, Rothmann, Sebastiaan, Meiring, Deon

Journal:

Journal of Personality and Social Psychology

Year:

2013

Language:

english

File:

PDF, 177 KB

english, 2013

58

[IEEE 28th Annual Conference of the IEEE Industrial Electronics Society - Sevilla, Spain (5-8 Nov. 2002)] IEEE 2002 28th Annual Conference of the Industrial Electronics Society. IECON 02 - Thermal modeling of E-type magnetic components

Van den Bossche, A., Valchev, V., Melkebeek, J.

Year:

2002

Language:

english

File:

PDF, 386 KB

english, 2002

59

Noninvasive genetic assessment of brown bear population structure in Bulgarian mountain regions

Frosch, Christiane, Dutsov, Aleksandar, Zlatanova, Diana, Valchev, Kostadin, Reiners, Tobias E., Steyer, Katharina, Pfenninger, Markus, Nowak, Carsten

Journal:

Mammalian Biology - Zeitschrift für Säugetierkunde

Year:

2014

Language:

english

File:

PDF, 607 KB

english, 2014

60

P 142. Functional connectivity of the left somatosensory cortex and the putative mirror neuron system

Valchev, N., Ćurčić-Blake, B., Maurits, N.

Journal:

Clinical Neurophysiology

Year:

2013

Language:

english

File:

PDF, 142 KB

english, 2013

61

Xenon decreases cell migration and secretion of a pro-angiogenesis factor in breast adenocarcinoma cells: comparison with sevoflurane

Ash, S. A., Valchev, G. I., Looney, M., Ni Mhathuna, A., Crowley, P. D., Gallagher, H. C., Buggy, D. J.

Journal:

British Journal of Anaesthesia

Year:

2014

Language:

english

File:

PDF, 277 KB

english, 2014

62

Special Issue No. 56. Proceedings of the 10th International Coastal Symposium ICS 2009, Vol. II || Wave Climate Clustering to Define Threshold Values with Respect to the Expected Morphological Response

N. Valchev and E. Trifonova

Journal:

Journal of Coastal Research

Year:

2009

Language:

english

File:

PDF, 1.20 MB

english, 2009

63

[IEEE 28th Annual Conference of the IEEE Industrial Electronics Society - Sevilla, Spain (5-8 Nov. 2002)] IEEE 2002 28th Annual Conference of the Industrial Electronics Society. IECON 02 - Eddy current losses and inductance of gapped foil inductors

Van den Bossche, A., Valchev, V.

Year:

2002

Language:

english

File:

PDF, 319 KB

english, 2002

64

Teaching teachers about intercultural education in Bulgaria: Evaluating a seminar 1

Journal:

European Journal of Intercultural studies

Year:

1996

Language:

english

File:

PDF, 726 KB

english, 1996

65

The College of Anaesthetists of Ireland: Delaney Medal Competition 2014: College of Anaesthetists of Ireland, Dublin, Ireland, March 6, 2014

O'Sullivan, E., Frohlich, S., Boylan, J. F., McLoughlin, P., Ash, S. A., Valchev, G. I., Looney, M., Mhathuna, A. N., Crowley, P. D., Gallagher, H. C., Buggy, D. J., Buckley, A., McQuaid, S., Johnson,

Journal:

British Journal of Anaesthesia

Year:

2014

Language:

english

File:

PDF, 109 KB

english, 2014

66

[IEEE 2002 IEEE Industry Applications Society Annual Meeting - Pittsburgh, PA, USA (13-18 Oct. 2002)] Conference Record of the 2002 IEEE Industry Applications Conference. 37th IAS Annual Meeting (Cat. No.02CH37344) - Improved approximation for fringing permeances in gapped inductors

Van den Bossche, A., Valchev, V., Filchev, T.

Year:

2002

Language:

english

File:

PDF, 499 KB

english, 2002

67

[IEEE 2002 IEEE Industry Applications Society Annual Meeting - Pittsburgh, PA, USA (13-18 Oct. 2002)] Conference Record of the 2002 IEEE Industry Applications Conference. 37th IAS Annual Meeting (Cat. No.02CH37344) - Zero-voltage and zero-current-switching half bridge DC/DC converter

Valchev, V., Yudov, D., Batchvarov, J., Van den Bossche, A., Melkebeek, J.

Year:

2002

Language:

english

File:

PDF, 540 KB

english, 2002

68

Three-dimensional multipath shape factors for spatial modeling of wireless channels

Valchev, Dimitar, Brady, David

Journal:

IEEE Transactions on Wireless Communications

Year:

2009

Language:

english

File:

PDF, 1.04 MB

english, 2009

69

[IEEE 2010 14th International Power Electronics and Motion Control Conference (EPE/PEMC 2010) - Ohrid, Macedonia (2010.09.6-2010.09.8)] Proceedings of 14th International Power Electronics and Motion Control Conference EPE-PEMC 2010 - Efficiency enhancement of four-quadrant PMDC motor control trough combination of power electronics switches

Marinov, Angel, Valchev, Vencislav

Year:

2010

Language:

english

File:

PDF, 871 KB

english, 2010

70

[IEEE 2010 14th International Power Electronics and Motion Control Conference (EPE/PEMC 2010) - Ohrid, Macedonia (2010.09.6-2010.09.8)] Proceedings of 14th International Power Electronics and Motion Control Conference EPE-PEMC 2010 - Improved methodology for power loss measurements in power electronic switches using digital oscilloscope and MATLAB

Marinov, Angel, Valchev, Vencislav

Year:

2010

Language:

english

File:

PDF, 595 KB

english, 2010

71

[IEEE 2006 IEEE International Symposium on Industrial Electronics - Montreal, Que. (2006.07.9-2006.07.13)] 2006 IEEE International Symposium on Industrial Electronics - A Model- Based Approach to Automatic Diagnosis Using General Purpose Circuit Simulators

Dimitrova, E., Gadjeva, E., Den Bossche, A., Valchev, V.

Year:

2006

Language:

english

File:

PDF, 5.85 MB

english, 2006

72

Ferrite losses of cores with square wave voltage and dc bias

Van den Bossche, Alex P., Valchev, Vencislav Cekov, Van de Sype, David M., Vandenbossche, Lode P.

Journal:

Journal of Applied Physics

Year:

2006

Language:

english

File:

PDF, 297 KB

english, 2006

73

[IEEE 2004 IEEE 35th Annual Power Electronics Specialists Conference - Aachen, Germany (20-25 June 2004)] 2004 IEEE 35th Annual Power Electronics Specialists Conference (IEEE Cat. No.04CH37551) - Measurement and loss model of ferrites with non-sinusoidal waveforms

Van den Bossche, A., Valchev, V.C., Georgiev, G.B.

Year:

2004

Language:

english

File:

PDF, 311 KB

english, 2004

74

[IEEE 2010 14th International Power Electronics and Motion Control Conference (EPE/PEMC 2010) - Ohrid, Macedonia (2010.09.6-2010.09.8)] Proceedings of 14th International Power Electronics and Motion Control Conference EPE-PEMC 2010 - Successive resistive braking circuit for permanent magnet wind turbine generators

Yankov, Plamen Valentinov, Van den Bossche, Alex, Valchev, Vencislav Cekov

Year:

2010

Language:

english

File:

PDF, 800 KB

english, 2010

75

Multipath Directivity and Spatial Selectivity in Three-Dimensional Wireless Channels

D. Valchev, D. Brady

Year:

2009

Language:

english

File:

PDF, 389 KB

english, 2009

76

Topochemical kinetics of xylanase action on kraft pulp

Dimitrov, Ivan, Valchev, Ivo, Valcheva, Eva

Journal:

Biocatalysis and Biotransformation

Year:

2005

Language:

english

File:

PDF, 93 KB

english, 2005

77

[IEEE 31st Annual Conference of IEEE Industrial Electronics Society, 2005. IECON 2005. - Raleigh, NC, USA (2005.11.6-2005.11.6)] 31st Annual Conference of IEEE Industrial Electronics Society, 2005. IECON 2005. - A practical approach to randomised pulse-width modulation

Valchev, V.C., Kovachev, D.M., Van den Bossche, A.P.

Year:

2005

Language:

english

File:

PDF, 464 KB

english, 2005

78

[IEEE 2012 EPE-ECCE Europe Congress - Novi Sad, Serbia (2012.09.4-2012.09.6)] 2012 15th International Power Electronics and Motion Control Conference (EPE/PEMC) - PVDF based wind direction and speed sensor for weather assessment relevant to renewable energy generation

Marinov, A. St., Bekov, E., Valchev, V. C.

Year:

2012

Language:

english

File:

PDF, 1.17 MB

english, 2012

79

[IEEE IEEE 36th Conference on Power Electronics Specialists, 2005. - Aachen, Germany (June 12, 2005)] IEEE 36th Conference on Power Electronics Specialists, 2005. - Ferrite Loss Measurement and Models in Half Bridge and Full Bridge Waveforms

Van den Bossche, A.P., Van de Sype, D.M., Valchev, V.C.

Year:

2005

Language:

english

File:

PDF, 472 KB

english, 2005

80

[IEEE 31st Annual Conference of IEEE Industrial Electronics Society, 2005. IECON 2005. - Raleigh, NC, USA (2005.11.6-2005.11.6)] 31st Annual Conference of IEEE Industrial Electronics Society, 2005. IECON 2005. - Ferrite losses of cores with square wave voltage and DC bias

Valchev, V.C., Van den Bossche, A.P., Van de Sype, D.M.

Year:

2005

Language:

english

File:

PDF, 469 KB

english, 2005

81

[IEEE 2008 31st International Spring Seminar on Electronics Technology (ISSE) - Budapest, Hungary (2008.05.7-2008.05.11)] 2008 31st International Spring Seminar on Electronics Technology - In situ non contact temperature measurements on PCB during soldering process

Mashkov, Petko, Pencheva, Tamara, Valchev, Angel, Gyoch, Berkant

Year:

2008

Language:

english

File:

PDF, 173 KB

english, 2008

82

Biobleaching of Flax Fibers by Degradation of Lignin with Phanerochaete chrysosporium and Trichosporon cutaneum R57

Betcheva, Rositza, Georgieva, Neli, Yotova, Lubov, Valchev, Ivo, Chadjiska, Christina

Journal:

Journal of Natural Fibers

Year:

2008

Language:

english

File:

PDF, 157 KB

english, 2008

83

[IEEE 2007 European Conference on Power Electronics and Applications - Aalborg, Denmark (2007.09.2-2007.09.5)] 2007 European Conference on Power Electronics and Applications - Core loss model for nanocrystalline cores for full and half bridge waveforms

Nikolov, Georgi, Valchev, Vencislav, Van den Bossche, Alex

Year:

2007

Language:

english

File:

PDF, 1.05 MB

english, 2007

84

[IEEE 27th International Spring Seminar on Electronics Technology - Bankya, Bulgaria (13-16 May 2004)] 27th International Spring Seminar on Electronics Technology: Meeting the Challenges of Electronics Technology Progress, 2004. - Eddy current losses in round conductors

Year:

2005

Language:

english

File:

PDF, 801 KB

english, 2005

85

Similarities and Differences in Implicit Personality Concepts across Ethnocultural Groups in South Africa

Valchev, V. H., Nel, J. A., van de Vijver, F. J. R., Meiring, D., de Bruin, G. P., Rothmann, S.

Journal:

Journal of Cross-Cultural Psychology

Year:

2013

Language:

english

File:

PDF, 707 KB

english, 2013

86

ON FARADAY INSTABILITY IN MAGNETIC LIQUIDS: INCE-ERDELYI APPROACH APPLIED TO THE HILL EQUATION DESCRIBING OSCILLATIONS OF A FERROFLUID FREE SURFACE

Hennenberg, M., Slavtchev, S., Valchev, G.

Journal:

Journal of Theoretical and Applied Mechanics

Year:

2013

Language:

english

File:

PDF, 253 KB

english, 2013

87

Implicit Personality Conceptions of the Nguni Cultural-Linguistic Groups of South Africa

Valchev, V. H., van de Vijver, F. J. R., Alewyn Nel, J., Rothmann, S., Meiring, D., de Bruin, G. P.

Journal:

Cross-Cultural Research

Year:

2011

Language:

english

File:

PDF, 240 KB

english, 2011

88

[IEEE 31st Annual Conference of IEEE Industrial Electronics Society, 2005. IECON 2005. - Raleigh, NC, USA (2005.11.6-2005.11.6)] 31st Annual Conference of IEEE Industrial Electronics Society, 2005. IECON 2005. - Flow calorimeter for equipment test

Van den Bossche, A.P., Van de Sype, D.M., Valchev, V.

Year:

2005

Language:

english

File:

PDF, 433 KB

english, 2005

89

On Mikhailov's reduction group

Valchev, Tihomir

Journal:

Physics Letters A

Year:

2015

Language:

english

File:

PDF, 238 KB

english, 2015

90

Transport properties of Pb 0.997 Cr 0.003 Te

Baleva, M I, Borissova, L D, Valchev, V D

Journal:

Journal of Physics C Solid State Physics

Year:

1984

Language:

english

File:

PDF, 281 KB

english, 1984

91

Weight dependent modulation of motor resonance induced by weight estimation during observation of partially occluded lifting actions

Valchev, Nikola, Zijdewind, Inge, Keysers, Christian, Gazzola, Valeria, Avenanti, Alessio, Maurits, Natasha M.

Journal:

Neuropsychologia

Year:

2015

Language:

english

File:

PDF, 769 KB

english, 2015

92

cTBS delivered to the left somatosensory cortex changes its functional connectivity during rest

Valchev, Nikola, Ćurčić-Blake, Branislava, Renken, Remco J., Avenanti, Alessio, Keysers, Christian, Gazzola, Valeria, Maurits, Natasha M.

Journal:

Year:

2015

Language:

english

File:

PDF, 1.22 MB

english, 2015

93

AIP Conference Proceedings [AIP INTERNATIONAL WORKSHOP ON COMPLEX STRUCTURES, INTEGRABILITY AND VECTOR FIELDS - Sofia, (Bulgaria) (13–17 September 2010)] - Multicomponent Nonlinear Systems of Bose-Fermi Fields: Exact Solutions

Kostov, Nikolay A., Gerdjikov, Vladimir S., Valchev, Tihomir I., Sekigawa, Kouei, Gerdjikov, Vladimir S., Matsushita, Yasuo, Mladenov, Ivaïlo M.

Year:

2011

Language:

english

File:

PDF, 187 KB

english, 2011

94

AIP Conference Proceedings [AIP INTERNATIONAL WORKSHOP ON COMPLEX STRUCTURES, INTEGRABILITY AND VECTOR FIELDS - Sofia, (Bulgaria) (13–17 September 2010)] - On Certain Reductions of Integrable Equations on Symmetric Spaces

Valchev, Tihomir I., Sekigawa, Kouei, Gerdjikov, Vladimir S., Matsushita, Yasuo, Mladenov, Ivaïlo M.

Year:

2011

Language:

english

File:

PDF, 157 KB

english, 2011

95

Improved calculation of winding losses in gapped inductors

Van den Bossche, Alex, Valchev, Vencislav Cekov

Journal:

Journal of Applied Physics

Year:

2005

Language:

english

File:

PDF, 417 KB

english, 2005

96

On classification of soliton solutions of multicomponent nonlinear evolution equations

V. S. Gerdjikov, D. J. Kaup, N. A. Kostov, T. I. Valchev

Year:

2008

Language:

english

File:

PDF, 413 KB

english, 2008

97

Reductions of integrable equations onA.III-type symmetric spaces

V. S. Gerdjikov, A. V. Mikhailov, T. I. Valchev

Year:

2010

Language:

english

File:

PDF, 197 KB

english, 2010

98

Improving the Thermoelectric Efficiency of Co Based Ceramics

Harizanova, Sonya G., Zhecheva, Ekaterina N., Valchev, Vassil D., Khristov, Mitko G., Stoyanova, Radostina K.

Journal:

Materials Today: Proceedings

Year:

2015

Language:

english

File:

PDF, 915 KB

english, 2015

99

[IEEE IS'02: First International IEEE Symposium 'Intelligent Systems' - Varna, Bulgaria (10-12 Sept. 2002)] Proceedings First International IEEE Symposium Intelligent Systems - Investigation of chaos in interleaved power converters

Batchvarov, J.S., Valchev, V.C., Yudov, D.D., Duarte, J.L.

Year:

2002

Language:

english

File:

PDF, 317 KB

english, 2002

100

[IEEE 2006 IEEE International Symposium on Industrial Electronics - Montreal, Que. (2006.07.9-2006.07.13)] 2006 IEEE International Symposium on Industrial Electronics - Practical Wide Frequency Approach for Calculating Eddy Current Losses in Transformer Windings

Den Bossche, Alex, Valchev, Vencislav, Barudov, Stefan

Year:

2006

Language:

english

File:

PDF, 5.00 MB

english, 2006