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1

Conductivity and dielectric studies of copper–aluminate substituted spinel nickel ferrite

S.S. Ata-Allah, M. Kaiser

Journal:

Journal of Alloys and Compounds

Year:

2009

Language:

english

File:

PDF, 1.34 MB

english, 2009

2

Dielectric Relaxation in Mixed Spinel Ferrites Ni1—xCuxAlyFe2—yO4

S. S. Ata-Allah, M. K. Fayek

Journal:

physica status solidi (a)

Year:

1999

Language:

english

File:

PDF, 328 KB

english, 1999

3

Effect of diamagnetic substitution on the structural, electrical and magnetic properties of CoFe2O4

M.A. Gabal, S.S. Ata-Allah

Journal:

Materials Chemistry and Physics

Year:

2004

Language:

english

File:

PDF, 261 KB

english, 2004

4

Effect of Zn substitution on relaxation characteristics and dielectric properties of Cu1−xZnxGa0.5Fe1.5O4 spinel

M.K. Fayek, S.S. Ata-Allah, H.A. Zayed, M. Kaiser, S.M. Ismail

Journal:

Journal of Alloys and Compounds

Year:

2009

Language:

english

File:

PDF, 1.05 MB

english, 2009

5

Effect of synthesis methods with different annealing temperatures on micro structure, cations distribution and magnetic properties of nano- nickel ferrite

El-Sayed, Karimat, Mohamed, Mohamed Bakr, Hamdy, Sh., Ata-Allah, S.S.

Journal:

Journal of Magnetism and Magnetic Materials

Year:

2016

Language:

english

File:

PDF, 2.52 MB

english, 2016

6

Hopping Conduction in the Zn Doped Pr(123) System

Journal:

physica status solidi (a)

Year:

2000

Language:

english

File:

PDF, 288 KB

english, 2000

7

Mössbauer Effect Study of Copper Containing Nickel-Aluminate Ferrite

S.S. Ata-Allah, M.K. Fayek, H.S. Refai, M.F. Mostafa

Journal:

Journal of Solid State Chemistry

Year:

2000

Language:

english

File:

PDF, 247 KB

english, 2000

8

On the superconductivity and structural properties of YBa2Cu3 − xCdxO7 − y

M.K. Fayek, S.S. Ata-Allah, M. Kaiser

Journal:

Superlattices and Microstructures

Year:

1997

Language:

english

File:

PDF, 134 KB

english, 1997

9

Transport properties and conduction mechanisms in CuFe2O4 and Cu1−xZnxGa0.3Fe1.7O4 compounds

S.S. Ata-Allah, M. Yehia

Journal:

Physica B: Condensed Matter

Year:

2009

Language:

english

File:

PDF, 611 KB

english, 2009

10

Competition between structural and electronic factors in (Al/In) doped lanthanum manganites

S.S. Ata-Allah, M.F. Mostafa, Z. Heiba, H.S. Refai

Journal:

Physica B: Condensed Matter

Year:

2011

Language:

english

File:

PDF, 662 KB

english, 2011

11

Effect of Zn doping on the superconductivity of RBa2Cu3−xZnxO7−y (R = Yb, Er, Y, Dy, Gd, Eu, SmandNd)

S.S Ata-Allah, Yunhui Xu, Ch Heiden

Journal:

Physica C: Superconductivity

Year:

1994

Language:

english

File:

PDF, 394 KB

english, 1994

12

Rare earth ion size effect on Tc and ϱn in the Ga and Zn doped RBa2Cu3−xGaxO7−y and RBa2Cu3−xZnxO7−y systems (R=Yb,Er,Y,Dy,Gd,Eu,Sm, and Nd)

Yunhui Xu, Weiyan Guan, S.S. Ata-Allah, Ch. Heiden

Journal:

Physica C: Superconductivity

Year:

1994

Language:

english

File:

PDF, 293 KB

english, 1994

13

Mössbauer and DC electrical resistivity study of Zn substituted tetragonal CuFe2−yGayO4 compound

S.S Ata-Allah, M.K Fayek, M Yehia

Journal:

Journal of Magnetism and Magnetic Materials

Year:

2004

Language:

english

File:

PDF, 382 KB

english, 2004

14

Electric and AC magnetic investigation of the manganites La0.7Ca0.3Mn0.96In0.04xAl(1−x)0.04O3; (0.0⩽x⩽1.0)

M.F. Mostafa, S.S. Ata-Allah, A.A.A. Youssef, H.S. Refai

Journal:

Journal of Magnetism and Magnetic Materials

Year:

2008

Language:

english

File:

PDF, 835 KB

english, 2008

15

XRD and Mössbauer studies of crystallographic and magnetic transformations in synthesized Zn-substituted Cu–Ga–Fe compound

Journal:

Journal of Solid State Chemistry

Year:

2004

Language:

english

File:

PDF, 362 KB

english, 2004

16

Synthesis, structure and electric studies for La0.7A0.3Mn0.96(InxAl(1−x))0.04O3; A=Ca and Sr perovskites

M.F. Mostafa, S.S. Ata-Allah, H.S. Refai

Journal:

Journal of Solid State Chemistry

Year:

2008

Language:

english

File:

PDF, 2.11 MB

english, 2008

17

Relaxation characteristics of NiGaxFe2−xO4

M.K Fayek, M.K Elnimr, F Sayedahmed, S.S Ata-Allah, M Kaiser

Journal:

Solid State Communications

Year:

2000

Language:

english

File:

PDF, 187 KB

english, 2000

18

Mössbauer and electric studies of phase transitions of a layered system

M.F. Mostafa, S.S. Ata-Allah

Journal:

Solid State Communications

Year:

2000

Language:

english

File:

PDF, 356 KB

english, 2000

19

57Fe Mössbauer and electrical studies of the (NiO)–(Cr2O3) x–(Fe2O3)2−x system

M. K. Fayek, S. S. Ata-Allah

Journal:

physica status solidi (a)

Year:

2003

Language:

english

File:

PDF, 293 KB

english, 2003

20

Semiconductor-to-metallic transition in Cu-substituted Ni–Mn ferrite

S. S. Ata-Allah, M. Kaiser

Journal:

physica status solidi (a)

Year:

2004

Language:

english

File:

PDF, 452 KB

english, 2004

21

On the low-frequency conductivity in manganese cobalt ferrites

M. Fayek, M. Elnimr, S. Ata-Allah, F. M. Sayedahmed

Journal:

physica status solidi (a)

Year:

1994

Language:

english

File:

PDF, 228 KB

english, 1994

22

Cation distribution, hyperfine parameters and conduction mechanism in the ferrimagnetic system Cu0.5Co0.5GaxFe2–xO4

S. S. Ata-Allah, M. Kaiser

Journal:

physica status solidi (b)

Year:

2005

Language:

english

File:

PDF, 296 KB

english, 2005

23

Low frequency conductivity study of gallium-substituted magnesium–copper spinel ferrite

M. Kaiser, S. S. Ata-Allah

Journal:

physica status solidi (b)

Year:

2005

Language:

english

File:

PDF, 407 KB

english, 2005

24

Crystal, magnetic and electric behaviour of CoMnxFe2−xO4cubic ferrites

M. K. Fayek, F. M. Sayed Ahmed, S. S. Ata-Allah, M. K. Elnimer, M. F. Mostafa

Journal:

Journal of Materials Science

Year:

1992

Language:

english

File:

PDF, 387 KB

english, 1992

25

Crystallographic and low frequency conductivity studies of the spinel systems CuFe2O4and Cu1−xZnxGa0.1Fe1.9O4; (0.0 ≤x≤ 0.5)

S. S. Ata-Allah, F. M. Sayedahmed, M. Kaiser, A. M. Hashhash

Journal:

Journal of Materials Science

Year:

2005

Language:

english

File:

PDF, 1.12 MB

english, 2005

26

Formation of LaFeO3and thermal decomposition reactions in lanthanum(III) oxalate–iron(II) oxalate crystalline mixture

M. A. Gabal, S. S. Ata-Allah, A. O. Al-Youbi, S. N. Basahel, S. A. Al-Thabaiti

Journal:

Journal of Materials Science

Year:

2006

Language:

english

File:

PDF, 270 KB

english, 2006

27

Jahn–Teller effect and superparamagnetism in zn substituted copper-gallate ferrite

S.S. Ata-Allah, A. Hashhash

Journal:

Journal of Magnetism and Magnetic Materials

Year:

2006

Language:

english

File:

PDF, 286 KB

english, 2006

28

Concerning the cation distribution in MnFe2O4 synthesized through the thermal decomposition of oxalates

M.A. Gabal, S.S. Ata-Allah

Journal:

Journal of Physics and Chemistry of Solids

Year:

2004

Language:

english

File:

PDF, 349 KB

english, 2004

29

Effect of Cu substitution on conductivity of Ni–Al ferrite

S.S Ata-Allah, M.K Fayek

Journal:

Journal of Physics and Chemistry of Solids

Year:

2000

Language:

english

File:

PDF, 319 KB

english, 2000

30

Influence of Ga substitution on the magnetic and electric behavior of compound

Journal:

Journal of Magnetism and Magnetic Materials

Year:

2004

Language:

english

File:

PDF, 384 KB

english, 2004

31

Hyperfine parameters, (ac and dc) conductivity, and dielectric relaxation studies of CuAlFeO4, using Mössbauer and adaptive technique for electrical measurements

Journal:

Materials Chemistry and Physics

Year:

2004

Language:

english

File:

PDF, 733 KB

english, 2004

32

Effect of Zn doping on temperature and frequency dependence of dielectric permittivity and dielectric relaxation for synthesized tetragonal copper–gallium ferrite

S.S. Ata-Allah, M.K. Fayek, H.A. Sayed, M. Yehia

Journal:

Materials Chemistry and Physics

Year:

2005

Language:

english

File:

PDF, 661 KB

english, 2005

33

Mössbauer effect and dielectric behavior of NixCu0.8−xZn0.2Fe2O4 compound

M. Kaiser, S.S. Ata-Allah

Journal:

Materials Research Bulletin

Year:

2009

Language:

english

File:

PDF, 704 KB

english, 2009

34

Thermoelectric power properties of Zn substituted Cu–Ga spinel ferrites

M.K. Fayek, S.S. Ata-Allah, Kh. Roumaih, S. Ismail

Journal:

Materials Letters

Year:

2009

Language:

english

File:

PDF, 218 KB

english, 2009

35

Effect of calcination temperature on Co(II) oxalate dihydrate–iron(II) oxalate dihydrate mixture: DTA–TG, XRD, Mössbauer, FT-IR and SEM studies (Part II)

M.A. Gabal, A.A. El-Bellihi, S.S. Ata-Allah

Journal:

Materials Chemistry and Physics

Year:

2003

Language:

english

File:

PDF, 346 KB

english, 2003

36

On the electrical behavior of nickel ferrite-gallates

M.K Fayek, M.F Mostafa, F Sayedahmed, S.S Ata-Allah, M Kaiser

Journal:

Journal of Magnetism and Magnetic Materials

Year:

2000

Language:

english

File:

PDF, 330 KB

english, 2000

37

On the cation distribution in Ni[sub 1âx]Cu[sub x]Fe[sub 2ây]Al[sub y]O[sub 4] spinels

Fayek, M. K., Ata-Allah, S. S., Refai, H. S.

Journal:

Journal of Applied Physics

Year:

1999

Language:

english

File:

PDF, 373 KB

english, 1999

38

Structural and Magnetic Study of Zn-Substituted NiGayFe2−yO4Ferrite

Hashhash, A., Yehia, M., Ismail, S. M., Ata-Allah, S. S.

Journal:

Journal of Superconductivity and Novel Magnetism

Year:

2014

Language:

english

File:

PDF, 994 KB

english, 2014

39

( R = Yb, Er, Y, Dy, Gd, Eu, Sm, and Nd)

Xu, Yunhui, Ata-Allah, S. S., Berger, M. G., Glück, O.

Journal:

Physical Review B

Year:

1996

Language:

english

File:

PDF, 200 KB

english, 1996

40

Influence of Zinc Doping on the Structural and Magnetic Properties of Ni-Ga-Sm Polycrystalline Ferrites

Ismail, S. M., Yehia, M., Ata-Allah, S. S.

Journal:

Journal of Superconductivity and Novel Magnetism

Year:

2015

Language:

english

File:

PDF, 727 KB

english, 2015

41

Electrical and Dielectric Relaxation Characterization of Ni1−xZnxGa0.5Fe1.5O4

Hashhash, A., Kaiser, M., Ata-Allah, S. S.

Journal:

Journal of Superconductivity and Novel Magnetism

Year:

2015

Language:

english

File:

PDF, 1.15 MB

english, 2015

42

Refinement of atomic and magnetic structures using neutron diffraction for synthesized bulk and nano nickel zinc gallate ferrite

Ata-Allah, S.S., Balagurov, A.M., Hashhash, A., Bobrikov, I.A., Hamdy, Sh.

Journal:

Physica B: Condensed Matter

Year:

2015

Language:

english

File:

PDF, 1.25 MB

english, 2015

43

Magnesium-Zinc Ferrite Nanoparticles: Effect of Copper Doping on the Structural, Electrical and Magnetic Properties

Zaki, H. M., Al-Heniti, S., Umar, Ahmad, Al-Marzouki, F., Abdel-Daiem, A., Elmosalami, T. A., Dawoud, H. A., Al-Hazmi, F. S., Ata-Allah, S. S.

Journal:

Journal of Nanoscience and Nanotechnology

Year:

2013

Language:

english

File:

PDF, 2.14 MB

english, 2013

44

Neutron diffraction study of the pressure and temperature dependence of the crystal and magnetic structures of Zn 0.3 Cu 0.7 Fe 1.5 Ga 0.5 O 4 polycrystalline ferrite

Kozlenko, D.P., Belozerova, N.M., Ata-Allah, S.S., Kichanov, S.E., Yehia, M., Hashhash, A., Lukin, E.V., Savenko, B.N.

Journal:

Journal of Magnetism and Magnetic Materials

Year:

2018

Language:

english

File:

PDF, 4.85 MB

english, 2018

45

Quantifying the germination response of spring canola ( Brassica napus L.) to temperature

Derakhshan, Abolfazl, Bakhshandeh, Abdolmehdi, Siadat, Seyed Ata-allah, Moradi-Telavat, Mohammad-Reza, Andarzian, Seyed Bahram

Journal:

Industrial Crops and Products

Year:

2018

Language:

english

File:

PDF, 2.46 MB

english, 2018

46

Effect of Zn, Ga and Gd Doping on Structural and Magnetic Properties of Nanonickel Ferrite Prepared by Two Different Methods

Hamdy, Sh., Mohamed, Mohamed Bakr, Ata-Allah, S. S.

Journal:

Journal of Superconductivity and Novel Magnetism

Year:

2018

Language:

english

File:

PDF, 2.13 MB

english, 2018

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