E. Semkov: search on Z-Library

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1

Der Einfluß der Bogomilen auf die Katharer

Journal:

Year:

1981

Language:

german

File:

PDF, 943 KB

german, 1981

2

Nanosecond converter of time into amplitude

L. V. Semkov, R. S. Shuvalov

Journal:

Measurement Techniques

Year:

1968

Language:

english

File:

PDF, 101 KB

english, 1968

3

Rationalization of the reducing roll-passing design of the mill 320

V. D. Semkov, A. K. Serov

Journal:

Year:

1965

Language:

english

File:

PDF, 134 KB

english, 1965

4

The ever-surprising blazar OJ 287: multi-wavelength study and appearance of a new component in X-rays

Kushwaha, Pankaj, Gupta, Alok C, Wiita, Paul J, Pal, Main, Gaur, Haritma, de Gouveia Dal Pino, E M, Kurtanidze, O M, Semkov, E, Damljanovic, G, Hu, S M, Uemura, M, Vince, O, Darriba, A, Gu, M F, Bache

Journal:

Monthly Notices of the Royal Astronomical Society

Year:

2018

Language:

english

File:

PDF, 631 KB

english, 2018

5

Über die optimale Form von Füllkörpern für Kolonnen

N. Kolev, Prof. Dr.-Ing habil. R. Billet, Kr. Semkov

Journal:

European Journal of Lipid Science and Technology

Year:

1990

Language:

german

File:

PDF, 485 KB

german, 1990

6

Butyl acetate and butanol striping from waste waters in antibiotic production

N. Kolev, R. Darakchiev, Kr. Semkov

Journal:

Year:

1996

Language:

english

File:

PDF, 285 KB

english, 1996

7

V2492 Cygni: Optical BVRI Variability During the Period 2010–2017

Ibryamov, Sunay I., Semkov, Evgeni H., Peneva, Stoyanka P.

Journal:

Publications of the Astronomical Society of Australia

Year:

2018

Language:

english

File:

PDF, 435 KB

english, 2018

8

Optical photometric and spectral study of the new FU Orionis object V2493 Cygni (HBC 722)

Semkov, E. H., Peneva, S. P., Munari, U., Tsvetkov, M. K., Jurdana-Šepić, R., de Miguel, E., Schwartz, R. D., Dimitrov, D. P., Kjurkchieva, D. P., Radeva, V. S.

Journal:

Astronomy and Astrophysics

Year:

2012

Language:

english

File:

PDF, 963 KB

english, 2012

9

Long-term BV RI photometric light curves of 15 PMS stars in the star-forming region IC 5070

Ibryamov, Sunay, Semkov, Evgeni, Milanov, Teodor, Peneva, Stoyanka

Journal:

Research in Astronomy and Astrophysics

Year:

2018

Language:

english

File:

PDF, 5.99 MB

english, 2018

10

A long-term photometric study of the FU Orionis star V 733 Cephei

Peneva, S. P., Semkov, E. H., Munari, U., Birkle, K.

Journal:

Astronomy and Astrophysics

Year:

2010

File:

PDF, 426 KB

2010

11

Estimations of Gas Flow Maldistribution in Packed-Bed Columns

T. Petrova, R. Darakchiev, K. Semkov, S. Darakchiev

Journal:

Chemical Engineering & Technology

Year:

2008

Language:

english

File:

PDF, 352 KB

english, 2008

12

Über den einfluss der axialvermischung bei rektifikationskolonnen mit ungeordneten füllkörperschüttungen

N Kolev, Kr Semkov

Journal:

Chemical Engineering and Processing: Process Intensification

Year:

1984

File:

PDF, 839 KB

1984

13

Scrubbing in packed columns of gases from soda-regeneration boiler complexes

N. N. Kolev, G. P. Paskalev, K. A. Semkov, R. D. Darakchiev

Journal:

Chemical and Petroleum Engineering

Year:

1987

Language:

english

File:

PDF, 530 KB

english, 1987

14

The pre-main-sequence star V1184 Tauri (CB 34V) at the end of prolonged eclipse

Semkov, E. H., Peneva, S. P., Ibryamov, S. I.

Journal:

Astronomy and Astrophysics

Year:

2015

Language:

english

File:

PDF, 575 KB

english, 2015

15

Photometric monitoring of the blazar 3C 345 for the period 1996–2006

B. Mihov, R. Bachev, L. Slavcheva-Mihova, A. Strigachev, E. Semkov, G. Petrov

Journal:

Astronomische Nachrichten

Year:

2008

Language:

english

File:

PDF, 202 KB

english, 2008

16

The large amplitude outburst of the young star HBC 722 in NGC 7000/IC 5070, a new FU Orionis candidate

Semkov, E. H., Peneva, S. P., Munari, U., Milani, A., Valisa, P.

Journal:

Astronomy and Astrophysics

Year:

2010

Language:

english

File:

PDF, 500 KB

english, 2010

17

A long-term photometric study of the pre-main-sequence star V 350 Cep

E.H. Semkov, A.S. Mutafov, U. Munari, M. Rejkuba

Journal:

Astronomische Nachrichten

Year:

1999

Language:

english

File:

PDF, 90 KB

english, 1999

18

On the evaluation of the interfacial turbulence (the Marangoni Effect) in gas (vapour)—liquid mass transfer: Part II. Modelling of packed columns accounting for axial mixing and Marangoni effects

N. Kolev, Kr. Semkov

Journal:

Chemical Engineering and Processing: Process Intensification

Year:

1991

Language:

english

File:

PDF, 858 KB

english, 1991

19

Industrial Heat Utilization Through Water Management

Zhelev*, Toshko, Semkov, Krum, Mooney, Emma, Majozi, Thokozani, Korobeinikov, Andrei

Journal:

Heat Transfer Engineering

Year:

2013

Language:

english

File:

PDF, 614 KB

english, 2013

20

Chloroform Stripping from Waste Waters

Kolev, Nikolai, Darakchiev, Rumen, Semkov, Krum

Journal:

Industrial & Engineering Chemistry Research

Year:

1997

Language:

english

File:

PDF, 59 KB

english, 1997

21

Comparison of experimental and model liquid distribution in large packed bed of Raflux rings 50-5

Petrova, Tatyana S, Dzhonova-Atanasova, Daniela B, Semkov, Krum A

Journal:

IOP Conference Series Materials Science and Engineering

Year:

2020

File:

PDF, 468 KB

2020

22

Short-term optical variability of high-redshift quasi-stellar objects

R. Bachev, A. Strigachev, E. Semkov

Journal:

Monthly Notices of the Royal Astronomical Society

Year:

2005

Language:

english

File:

PDF, 264 KB

english, 2005

23

Efficiency improvement through waste heat reduction

Semkov, Krum, Mooney, Emma, Connolly, Michael, Adley, Catherine

Journal:

Applied Thermal Engineering

Year:

2014

Language:

english

File:

PDF, 982 KB

english, 2014

24

Multiband optical–NIR variability of blazars on diverse time-scales

Agarwal, Aditi, Gupta, Alok C., Bachev, R., Strigachev, A., Semkov, E., Wiita, Paul J., Böttcher, M., Boeva, S., Gaur, H., Gu, M. F., Peneva, S., Ibryamov, S., Pandey, U. S.

Journal:

Monthly Notices of the Royal Astronomical Society

Year:

2015

Language:

english

File:

PDF, 1.19 MB

english, 2015

25

Multi-Band Intra-Night Optical Variability of BL Lacertae

Gaur, Haritma, Gupta, Alok, Bachev, Rumen, Strigachev, Anton, Semkov, Evgeni, Wiita, Paul, Gu, Minfeng, Ibryamov, Sunay

Journal:

Year:

2017

Language:

english

File:

PDF, 820 KB

english, 2017

26

P3.08-12 Long-Term Outcome After Adrenalectomy for Isolated Adrenal Metastasis in Otherwise Operable Patients With NSCLC - Two Institutions Study

Petrov, D., Semkov, A., Djuric, D., Naseva, E., Yankov, G., Shumarova, S., Todorov, G.

Journal:

Journal of Thoracic Oncology

Year:

2018

Language:

english

File:

PDF, 134 KB

english, 2018

27

Photometric and spectroscopic variability of the pre-main sequence star V1184 Tauri (CB 34V)

Journal:

Astronomische Nachrichten

Year:

2006

Language:

english

File:

PDF, 272 KB

english, 2006

28

Recent photometry of symbiotic stars

A. Skopal, M. Vaňko, T. Pribulla, D. Chochol, E. Semkov, M. Wolf, A. Jones

Journal:

Astronomische Nachrichten

Year:

2007

Language:

english

File:

PDF, 470 KB

english, 2007

29

Cleaner flue gas and energy recovery through pinch analysis

T.K. Zhelev, K.A. Semkov

Journal:

Journal of Cleaner Production

Year:

2004

Language:

english

File:

PDF, 121 KB

english, 2004

30

Photometric study of the FUor star V 1735 Cyg (Elias

S. P. Peneva, E. H. Semkov, K. Y. Stavrev

Journal:

Astrophysics and Space Science

Year:

2009

Language:

english

File:

PDF, 270 KB

english, 2009

31

Short-term flux and colour variations in low-energy peaked blazars

Bindu Rani, Alok C. Gupta, A. Strigachev, R. Bachev, Paul J. Wiita, E. Semkov, E. Ovcharov, B. Mihov, S. Boeva, S. Peneva, B. Spassov, S. Tsvetkova, K. Stoyanov, A. Valcheva

Journal:

Monthly Notices of the Royal Astronomical Society

Year:

2010

Language:

english

File:

PDF, 1.30 MB

english, 2010

32

Optical flux and spectral variability of blazars

Gaur, Haritma, Gupta, Alok C., Strigachev, A., Bachev, R., Semkov, E., Wiita, Paul J., Peneva, S., Boeva, S., Slavcheva-Mihova, L., Mihov, B., Latev, G., Pandey, U. S.

Journal:

Monthly Notices of the Royal Astronomical Society

Year:

2012

Language:

english

File:

PDF, 3.18 MB

english, 2012

33

The Wide-Field Plate Database: Present Status and Future Development

Tsvetkov, M. K., Stavrev, K. Y., Tsvetkova, K. P., Semkov, E. H., Mutafov, A. S., Michailov, M. E.

Journal:

Year:

1997

File:

PDF, 331 KB

1997

34

Mathematical modeling of gas distribution in packed columns

Tatiana Petrova, Krum Semkov, Chavdar Dodev

Journal:

Chemical Engineering and Processing: Process Intensification

Year:

2003

Language:

english

File:

PDF, 374 KB

english, 2003

35

Liquid flow distribution in packed beds by multipoint liquid distributors

Journal:

Chemical Engineering Science

Year:

1991

Language:

english

File:

PDF, 693 KB

english, 1991

36

Studying X-ray reprocessing and continuum variability in quasars: PG 1211+143

R. Bachev, D. Grupe, S. Boeva, E. Ovcharov, A. Valcheva, E. Semkov, Ts. Georgiev, L. C. Gallo

Journal:

Monthly Notices of the Royal Astronomical Society

Year:

2009

Language:

english

File:

PDF, 3.07 MB

english, 2009

37

Multiband optical variability of the blazar S5 0716+714 in outburst state during 2014–2015

Agarwal, Aditi, Gupta, Alok C., Bachev, R., Strigachev, A., Semkov, E., Wiita, Paul J., Fan, J. H., Pandey, U. S., Boeva, S., Spassov, B.

Journal:

Monthly Notices of the Royal Astronomical Society

Year:

2016

Language:

english

File:

PDF, 673 KB

english, 2016

38

The Recurrent Eclipse of an Unusual Pre-Main-Sequence Star in IC 348

Nordhagen, Stella, Herbst, William, Williams, Eric C., Semkov, Evgeni

Journal:

The Astrophysical Journal

Year:

2006

Language:

english

File:

PDF, 60 KB

english, 2006

39

The Wide-Field Plate Database: Towards a European Plate Center

Tsvetkov, M. K., Stavinschi, M., Tsvetkova, K. P., Stavrev, Κ. Y., Lukarski, H. D., Christov, S. T., Popov, V. N., Semkov, Ε. H.

Journal:

Year:

2000

File:

PDF, 716 KB

2000

40

Long-Term Multicolour Photometry of the Young Stellar Objects FHO 26, FHO 27, FHO 28, FHO 29, and V1929 Cygni

Ibryamov, S. I., Semkov, E. H., Peneva, S. P.

Journal:

Publications of the Astronomical Society of Australia

Year:

2015

Language:

english

File:

PDF, 659 KB

english, 2015

41

Multiband optical variability of the blazar OJ 287 during its outbursts in 2015–2016

Gupta, Alok C., Agarwal, Aditi, Mishra, Alka, Gaur, H., Wiita, P. J., Gu, M. F., Kurtanidze, O. M., Damljanovic, G., Uemura, M., Semkov, E., Strigachev, A., Bachev, R., Vince, O., Zhang, Z., Villarroe

Journal:

Monthly Notices of the Royal Astronomical Society

Year:

2017

Language:

english

File:

PDF, 725 KB

english, 2017

42

Multiband optical variability of three TeV blazars on diverse time-scales

Gupta, Alok C., Agarwal, A., Bhagwan, J., Strigachev, A., Bachev, R., Semkov, E., Gaur, H., Damljanovic, G., Vince, O., Wiita, Paul J.

Journal:

Monthly Notices of the Royal Astronomical Society

Year:

2016

Language:

english

File:

PDF, 710 KB

english, 2016

43

The Extremes in Intra-Night Blazar Variability: The S4 0954+65 Case

Bachev, Rumen, Strigachev, Anton, Semkov, Evgeni, Dimitrova, Rosa, Latev, Georgi, Spassov, Borislav, Petrov, Blagovest

Journal:

Year:

2016

Language:

english

File:

PDF, 439 KB

english, 2016

44

AIP Conference Proceedings [Author(s) 10th Jubilee International Conference of the Balkan Physical Union - Sofia, Bulgaria (26–30 August 2018)] - Long-time photometric study of UX Orionis stars

Mutafov, Asen S., Semkov, Evgeni H., Ibryamov, Sunay I., Peneva, Stoyanka P.

Year:

2019

Language:

english

File:

PDF, 943 KB

english, 2019

45

Spectral energy distribution variation in BL Lacs and flat spectrum radio quasars

Bindu Rani, Alok C. Gupta, R. Bachev, A. Strigachev, E. Semkov, F. D’Ammando, P. J. Wiita, M. A. Gurwell, E. Ovcharov, B. Mihov, S. Boeva, S. Peneva

Journal:

Monthly Notices of the Royal Astronomical Society

Year:

2011

Language:

english

File:

PDF, 663 KB

english, 2011

46

A long-term UBVRI photometric study of the pre-main sequence star V350 Cep

Ibryamov, Sunay, Semkov, Evgeni, Peneva, Stoyanka

Journal:

Research in Astronomy and Astrophysics

Year:

2014

Language:

english

File:

PDF, 242 KB

english, 2014

47

Intranight variability of 3C 454.3 during its 2010 November outburst

Bachev, R., Semkov, E., Strigachev, A., Mihov, B., Gupta, A. C., Peneva, S., Ovcharov, E., Valcheva, A., Lalova, A.

Journal:

Astronomy and Astrophysics

Year:

2011

Language:

english

File:

PDF, 276 KB

english, 2011

48

Photometric and spectroscopic variability of the FUor star V582 Aurigae

Semkov, E. H., Peneva, S. P., Munari, U., Dennefeld, M., Mito, H., Dimitrov, D. P., Ibryamov, S., Stoyanov, K. A.

Journal:

Astronomy and Astrophysics

Year:

2013

Language:

english

File:

PDF, 1.30 MB

english, 2013

49

Optical Variability of TeV Blazars on long time-scales

Gaur, Haritma, Gupta, Alok C, Bachev, R, Strigachev, A, Semkov, E, Wiita, P J, Kurtanidze, O M, Darriba, A, Damljanovic, G, Chanishvili, R G, Ibryamov, S, Kurtanidze, S O, Nikolashvili, M G, Sigua, L

Journal:

Monthly Notices of the Royal Astronomical Society

Year:

2019

Language:

english

File:

PDF, 1.36 MB

english, 2019

50

Quasi-simultaneous two-band optical variability of the blazars 1ES 1959+650 and 1ES 2344+514

Haritma Gaur, Alok C. Gupta, A. Strigachev, R. Bachev, E. Semkov, Paul J. Wiita, S. Peneva, S. Boeva, N. Kacharov, B. Mihov, E. Ovcharov

Journal:

Monthly Notices of the Royal Astronomical Society

Year:

2012

Language:

english

File:

PDF, 1.95 MB

english, 2012

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