D. Ngamga: search on Z-Library

The world's largest scientific articles store. 70,000,000+ articles for free.

Don't use scam websites

1

Distinguishing dynamics using recurrence-time statistics

Ngamga, E. J., Senthilkumar, D. V., Prasad, A., Parmananda, P., Marwan, N., Kurths, J.

Journal:

Physical Review E

Year:

2012

Language:

english

File:

PDF, 836 KB

english, 2012

2

Isoquinoline Alkaloids and Homoisoflavonoids from Drimiopsis barteri Bak and D. burkei Bak

Ngamga, Dieudonne, Bipa, Josephine, Lebatha, Pearl, Hiza, Christabel, Mutanyatta, Joan, Bezabih, Merha-Tibeb, Tane, Pierre, Abegaz, Berhanu M.

Journal:

Natural Product Communications

Year:

2008

Language:

english

File:

PDF, 145 KB

english, 2008

3

Strange nonchaotic attractors in the externally modulated Rayleigh–Bénard system

E.J.Ngamga Ketchamen, L Nana, T.C Kofane

Journal:

Chaos, Solitons & Fractals

Year:

2004

Language:

english

File:

PDF, 324 KB

english, 2004

4

Strange nonchaotic attractors in a fifth-order amplitude equation of Rayleigh–Bénard system near the codimension-two point

E.J Ngamga Ketchamen, L Nana, T.C Kofane

Journal:

Chaos, Solitons & Fractals

Year:

2005

Language:

english

File:

PDF, 374 KB

english, 2005

5

Strange nonchaotic attractors in a fifth-order amplitude equation of Rayleigh–Bénard system near the codimension-two point

E.J. Ngamga Ketchamen, L. Nana, T.C. Kofane

Journal:

Chaos, Solitons & Fractals

Year:

2006

Language:

english

File:

PDF, 412 KB

english, 2006

6

Kolmogorov–Sinai entropy from recurrence times

M.S. Baptista, E.J. Ngamga, Paulo R.F. Pinto, Margarida Brito, J. Kurths

Journal:

Physics Letters A

Year:

2010

Language:

english

File:

PDF, 497 KB

english, 2010

7

Four tetranortriterpenoids from the stem bark of Khaya anthotheca

Michel K. Tchimene, Pierre Tane, Dieudonne Ngamga, Joseph D. Connolly, Louis J. Farrugia

Journal:

Year:

2005

Language:

english

File:

PDF, 179 KB

english, 2005

8

Rotenoid derivatives and other constituents of the twigs of Millettia duchesnei

François Ngandeu, Merhatibeb Bezabih, Dieudonne Ngamga, Alembert T. Tchinda, Bonaventure T. Ngadjui, Berhanu M. Abegaz, Hanh Dufat, François Tillequin

Journal:

Year:

2008

Language:

english

File:

PDF, 144 KB

english, 2008

9

Dynamics between order and chaos revisited

E.J. Ngamga, D.V. Senthilkumar, J. Kurths

Journal:

The European Physical Journal Special Topics

Year:

2010

Language:

english

File:

PDF, 856 KB

english, 2010

10

Recurrence-based detection of the hyperchaos-chaos transition in an electronic circuit

Ngamga, E. J., Buscarino, A., Frasca, M., Sciuto, G., Kurths, J., Fortuna, L.

Journal:

Chaos An Interdisciplinary Journal of Nonlinear Science

Year:

2010

Language:

english

File:

PDF, 3.02 MB

english, 2010

11

Recurrences of strange attractors

E. J. Ngamga, A. Nandi, R. Ramaswamy, M. C. Romano, M. Thiel, J. Kurths

Journal:

Year:

2008

Language:

english

File:

PDF, 172 KB

english, 2008

12

Two new anthraquinones from Gladiolus psittascinus

Dieudonne Ngamga, Maurice D. Awouafack, Pierre Tane, Merhatibeb Bezabih, Berhanu M. Abegaz

Journal:

Biochemical Systematics and Ecology

Year:

2007

Language:

english

File:

PDF, 154 KB

english, 2007

13

Millaurine A, a new guanidine alkaloid from seeds of Millettia laurentii

D. Ngamga, S.N.Y. Fanso Free, P. Tane, Z.T. Fomum

Journal:

Year:

2007

Language:

english

File:

PDF, 122 KB

english, 2007

14

Remote synchronization in star networks

Bergner, A., Frasca, M., Sciuto, G., Buscarino, A., Ngamga, E. J., Fortuna, L., Kurths, J.

Journal:

Physical Review E

Year:

2012

Language:

english

File:

PDF, 1008 KB

english, 2012

15

Millaurine and Acetylmillaurine: Alkaloids from Millettia laurentii

Ngamga, D., Free, S. N. Y. Fanso, Fomum, Z. T., Chiaroni, A., Riche, C., Martin, M. T., Bodo, B.

Journal:

Journal of Natural Products

Year:

1993

Language:

english

File:

PDF, 396 KB

english, 1993

16

Urea Derivatives from Pentadiplandra brazzeana

Tsopmo, Apollinaire, Ngnokam, David, Ngamga, Dieudonné, Ayafor, Johnson F., Sterner, Olov

Journal:

Journal of Natural Products

Year:

1999

Language:

english

File:

PDF, 41 KB

english, 1999

17

A New Guanidine Alkaloid from Millettia laurentii

Ngamga, Dieudonne, Free, Samuel N. Y. Fanso, Fomum, Z. Tanee, Martin, Marie-Therese, Bodo, Bernard

Journal:

Journal of Natural Products

Year:

1994

Language:

english

File:

PDF, 198 KB

english, 1994

18

Recurrence analysis of strange nonchaotic dynamics in driven excitable systems

Ngamga, E. J., Buscarino, A., Frasca, M., Fortuna, L., Prasad, A., Kurths, J.

Journal:

Chaos An Interdisciplinary Journal of Nonlinear Science

Year:

2008

Language:

english

File:

PDF, 1.06 MB

english, 2008

19

Recurrence analysis of strange nonchaotic dynamics

Ngamga, E. J., Nandi, A., Ramaswamy, R., Romano, M. C., Thiel, M., Kurths, J.

Journal:

Physical Review E

Year:

2007

Language:

english

File:

PDF, 1.37 MB

english, 2007

20

Antimicrobial Prenylated Dihydrochalcones from Eriosema glomerata

Awouafack, Maurice, Kouam, Simeon, Hussain, Hidayat, Ngamga, Dieudonne, Tane, Pierre, Schulz, Barbara, Green, Ivan, Krohn, Karsten

Journal:

Year:

2008

Language:

english

File:

PDF, 132 KB

english, 2008

21

Semi-Synthesis of Dihydrochalcone Derivatives and Theirin VitroAntimicrobial Activities

M. Awouafack, S. Kusari, M. Lamshöft, D. Ngamga, P. Tane, M. Spiteller

Year:

2010

Language:

english

File:

PDF, 152 KB

english, 2010

22

Evaluation of selected recurrence measures in discriminating pre-ictal and inter-ictal periods from epileptic EEG data

Ngamga, Eulalie Joelle, Bialonski, Stephan, Marwan, Norbert, Kurths, Jürgen, Geier, Christian, Lehnertz, Klaus

Journal:

Physics Letters A

Year:

2016

Language:

english

File:

PDF, 1.13 MB

english, 2016

23

Chemical composition and antibacterial activity of oils from Chrysicthys nigrodigitatus and Hepsetus odoe, two freshwater fishes from Yabassi, Cameroon

Simplice, Mouokeu Raymond, Macaire, Womeni Hilaire, Hervé, Njike Ngamga Fabrice, Fabrice, Tonfack Djikeng, Justin, Djopnang DJimbie, François, Tchoumbougnang, Jules-Roger, Kuiate

Journal:

Lipids in Health and Disease

Year:

2018

Language:

english

File:

PDF, 394 KB

english, 2018

24

Potential risk factors and prevalence of Helicobacter pylori infection among adult patients with dyspepsia symptoms in Cameroon

Kouitcheu Mabeku, Laure Brigitte, Noundjeu Ngamga, Michelle Larissa, Leundji, Hubert

Journal:

BMC Infectious Diseases

Year:

2018

Language:

english

File:

PDF, 610 KB

english, 2018

25

COARCTATION OF AORTA IN A 21-YEAR-OLD FEMALE

Ouankou, C. Ngongang, Thiam, E. Many, Tsambang, L., Ngamga, J. Wandji, Kapi, L.O. Chendjou, Tsamo, C., Soule, I.L. Nchoua, Etoundi, A., Tang, M., Ouankou, M.D.

Journal:

Journal of Hypertension

Year:

2018

Language:

english

File:

PDF, 279 KB

english, 2018

26

3,7-DIDEACETYL-6α-HYDROXYKHIVORIN, A NEW LIMONOID FROM KHAYA SENEGALENSIS (MELIACEAE)

Tchimene, Michel K., Ngamga, Dieudonne, Tane*, Pierre, Sterner, Olov, D. Connolly, Joseph

Journal:

Bulletin of the Chemical Society of Ethiopia

Year:

2006

Language:

english

File:

PDF, 192 KB

english, 2006

27

Anti-Trypanosomal Alkaloids from Xymalos Monospora

Ngamga, Dieudonne, Tane, Pierre, Rattendi, Donna, Bacchi, Cyrus, Okunji, Christopher C., Iwu, Maurice M., Schuster, Brian M., Sterner, Olov

Journal:

Natural Product Communications

Year:

2006

Language:

english

File:

PDF, 67 KB

english, 2006

28

Piptaderol From Piptadenia africana

Mbouangouere, RN, Tane, P, Ngamga, D, Ngamga, D, Djemgou, P, Choudhary, MI, Ngadjui, BT

Journal:

African Journal of Traditional Complementary and Alternative Medicines

Year:

2008

File:

PDF, 166 KB

2008

29

Helicobacter pylori infection, a risk factor for Type 2 diabetes mellitus: a hospital-based cross-sectional study among dyspeptic patients in Douala-Cameroon

Kouitcheu Mabeku, Laure Brigitte, Noundjeu Ngamga, Michelle Larissa, Leundji, Hubert

Journal:

Scientific Reports

Year:

2020

File:

PDF, 1.42 MB

2020