Research

                                                                                                                   
  Publication list for Professor. A. A. A1-Ghamdi:

1-  A. Al Ghamdi,G.Jones,B.Luff,P.D.townsend and K.Polger. " Luminescence Characterization Of LiNbO3", Nuclear Instruments and Methods in Physics  Research,B32(1988)51-55.

2- A. Al-Ghamdi and P.D. Townsend. "Ion Beam Excited Luminescence in sapphire",Nuclear Instruments and Methods in Physics Research" B46(1990)133- 136.

3-  A.Al Ghamdi and P.D.Townsend."Luminescence Efficiency during Ion Implantation of Sapphire",Rad Effs. and defects in solids(1991)

4-  N.El-Kadry and A.Al-Ghamdi. "Optical Properties of thermally evaporated nichel   Films and their vibration with preparation conditions",Egyption J. Sol Vol, (17)No (1) (1994).

5- M. Rafi,A.AI Ghamdi,K.Ahmad,T.Akhan."Spectrum of BaH at 303.9nm",Physics  letters A, June 1994  P.304.

6- Fayyazuddin,A Al Ghamdi,M.Rafi."A four-parameter potential for diatomic molecules", Asian Jorunal of spectroscopy (1) (1997)231-235.

7- A. Al Ghamdi,T.A.Kumosani and E.M.El.mashak"Effect of non-ionizing radiation on the levels of transaminases (GOT,GPT) in the blood of Plasma of Mice"J.Egypt.Ger.Soc.Zool.,Vol.24(A) (July,1997) P229-242.

8- T.A.Kumosani,A. Al Ghamdi,A.A.Kherid and E.M.EI-mashak."Effects of environmental non-ionizing radiation on different classes of lipids in the blood Plasma of Mice" Third international conference on engineering mathematics and  Physics, Cairo  University Faculty of engineering,Egypet 23rd-25th Dec.1997.Vol(2).p.542-551

9- T.A.Kumosani,A. Al Ghamdi, and E.M.EI mashak."The effect of environmental non­ ionizing radiation on Mice Kidney".Third international conference on engineering mathematics and Physics,Cairo university,Faculty of engineering, Egypet 23rd -25th  Dec. 1997 Vol(2)

10- M.Rafi,Reem Al-Tuwriqi,A Bakry,A. AI-Ghamdi and A. Khan. "New absorption bands of the A' E'-x' E   system of NaH" Indian J. Phys 74B(1),75-80(2000).

11- M. M. El-Nahass, F.S. Bahabri, A.A. Al-Ghamdi and S.R. Al-Harbi. "Structural   and   Transport Properties  of Copper Phthalocynine( CuPc) thin films", E. J.  Sol., Vol.(25),No.(2),(2002) 307­321.

12- M.M. EI-Nahass, K. F. Abd-El-Rahman, A.A. Al-Ghamdi, A.M.Asiri; "Optical properties of thermally evaporated tin-phthalocyanine dichloride thin films,  SnPcC12" Physica B 344(2004)398­406.

13- A. Tawfik, A. A. Al-Ghamdi, "Pyroelectric Effect And Dielectric Hystresis in Fe304 Magnetite "Latvian Journal of Physics and Technical Sciences 6 (2004) 1-7

14- A.A. Al-Ghamdi." A.C. Conductivity and Dielectric Properties of AgPO₃ glass", Material Science Research India, vol.2,No.2 (2004)57-66.

15- A. A. Al-Ghamdi, S.A.Hussein and M.M. Nassary. "Memory- Switching effect in GaSe single crystals ", Material Science Research India, Vol.2,No.2 (2004)107-114.

16-  A.A. Al-Ghamdi. "Thermal annealing and refractive index monitoring of polypropylene film", Communications, Ankara,Series A2-A3 :Physics, Engineering physics, Electronic Engineering and Astronomy, Vol. 49(2) (2005). pp; 1-9

17-  G. Al-Barakati, A.A. Al-Ghamdi and S. Al-Heniti. "X-Ray Powder Diffraction               Data For Tin (IV) Phthalocynine Dichloride" Proc.2"d Saudi Sci Conf,Fac.  Sci.,KAU,15-17 March 2004,Part II, (2005)191-196.

18-  A.A. AI-Ghamdi, S. Al-Heniti and G. G. Barakati "Thermal relaxation and  Structural investigation of crystalline Polypropylene Films" Ultra Science vol.17(2)  (2005)205-   212.

19-   A.A. AI-Ghamdi” Optical band gap and optical constants in amorphous   Se_96-XTe₄Ag thin films: Vacuum; 90(2006) 400-405.

20-  A.A. Al-Ghamdi. "Thermoelectric Power of Layered Chalcogenides GaTe Crystals",   Journal of Thermal Analysis and Calorimetry ,vol.94 (2008)2,597-600.

21-  A. Tawfik, A.A. Al-Ghamdi; Abhath Al-Yarmouk" Infrared spectra of Gamma irradiated Zink doped iron ferrite:" Journal Pure science and Engineering Series. submitted. (2006).

22-  A.A. Al-Ghamdi, Journal of King AbdulAziz university:Sci." Electric  charactrization of hexaindium heptaselenide single Crystals" submitted (2005).

23-  A. A. A1-Ghamdi. "Temperature influence on the surface conductance of Stannic­ Antimon Semiconductor contacts" Submitted for the Biannual Conference on Chemistry 4, 5-8 march 2006.

24- A.A. AI-Ghamdi." Kinetic studies of some Sulphonamid Compounds using Non­ isothermal Crystalline" submitted for publication in the journal of thermal   analysis. (2006)

25- A.A. AI-Ghamdi." Current-Voltage and Capacitance-Voltage Characteristics of p- CdTe/n­Si, p-CdTe/p-Si, n-cdTe/p-Si and n-CdTe/n-Si Heterojunctions" submitted  to Materials Chemistry and Physics L(Jan. 2006 )

26-  A. A .AI-Ghamdi and A. T. Nagat "Characteristic features and some physical properties of thallium monotelluride single crystals", submitted to Material science -Poland. ( 2006 )

27- A. Faidah^, , A.A. Al‑Ghamdi, M.M. El-Nahass "Estimation of the dispersion and  absorption   parameters  of thermally evaporated magnesium phthalocyanine thin   films"submitted to Turkish  journal of physics” submitted ( jan. 2007).

28-  A. A. Al-Ghamdi, A.T.Nagat, F.S.Al-Hazmi^, S.Al-Heniti, F.S. Bahabri, M.M Mobarak,S.R.Alharbi Growth and Electrical Characterization of TlInTe₂  single crystal" Bulgarian journal of physics ,submitted( feb. 2007) .

29-  A.T.Nagat, F.S. Bahabri, M.M Mobarak H.T. Shaban^, S.Al-Heniti, A. A. Al-Ghamdi, R.Alharbi. Behavior of the switching effect in P-type TlInS₂ ternary chalcogenide Semiconductor, submitted to King abdulaziz science journal (April. 2007).

30-   Calorimetric studies of the crystallization process in a-Se₇₅S_25-xAg_x chalcogenide glasses.Shamshad A. Khan, F. S. Al-Hazmi, A. S. Faidah , A. A. Al-Ghamdi ,Current Applied Physics (2008) (U.K.) ( In Press)

31-  Kinetics of Se₇₅S_25-xCd_x glassy systems using non-isothermal measurements Shamshad A. Khan, F. S.  Al-Hazma, A. S. Faidah, A. S. Al-Ghamdi Communicated to European Physical Journal Applied Physics, (2008)(USA).

32-  Effect of Cadmium addition on the optical constants of thermally evaporated amorphous Se-S-Cd thin films, Shamshad A. Khan, F. S. Al-Hazma, A. S. Faidah, A. A. Al-Ghamdi Communicated to materials chemistry and physics , (U.S.A.), (2008)

33-  Effect of thermal annealing on optical constants of different composition of vacuum evaporated Se₇₅S_25-xCd_x  (x= 6, 8 and 10) chalcogenide thin films Shamshad A. Khan, F. S. Al-Hazmi, A. S. Faidah, Saleh AL- Henati,  A. A. Al-Ghamdi Communicated to Vacuum (2008) (U.S.A.)

34-  Potentiality and Kinetic thermal decomposition studies of optically nonlinear Rhodium tracyanoquinodimethan  adducts”  A. A. AL-GHAMDI, F.S. AL-HAZMI, S. AL-HENITI, Y. AL-ANGRY, A. EL-MOSSALAMY and ADEL FAIDAH Material Science Research India  Vol. 5(1), 07-14 (2008)

35- “Compositional Characterization of InAlAs/GaAs Step-Graded Layers by Micro-Raman Scattering and Photolumiescence” A. Sayari, S. Al-Heniti, M. Bekri, A .A. Al-Ghamdi  and M. Oueslati  submitted to JKAU 2008

36-  Faraid El-Tantaway, Nadia Abdel Aal, A. A. Al-Ghamdi, E.H.El-Mossalamy,“New PTCR Thermistors, Switching Current and Electromagnetic  Shielding effectiveness from Nanosized Vanadium Sesquioxides Ceramic Reinforced Epoxy Resin Composites" Journal of Applied Polyme  Science  ,oneline 2008.

37-   A. Tawfik, A. A. Al-Ghamdi “Infrred spectra of Gamma Irradiated Zinc Doped Iron Ferrite”  Abhath Al-Yarmouk  basic science and Engineering, vol. 17,No. 1C, 2008, pp-407-413.

38-   A. A. Al-Ghamdi, Faraid El-Tantaway, Nadia Abdel Aal, , E.H.El-Mossalamy ,“  New smart conducting Elastomer Blends of Bi-Based Superconducting Ceramics Nanoparticles reinforced Natural Rubber/Low Density Polyethylene for Double Thermistors,Antistatic Protectors and Electromagnetic Interference Shielding Effectiveness Applications “Polymer Engineering and Science , online ,2008.

39-   A. T. Nagat, F. S. Bahabri, M. M. Mobark, H. T. Shaban, A. A. Al Ghamdi, and S. R. Alharbi.  “Behavior of the switching effect in P-type TlInS₂ ternary chalcogenide semiconductor” submitted to Journal of  Science King Abdul Aziz university(November 2008).

40-  A. A. Al-Ghamdi , A. T. Nagat, F. S. Bahabri, R. H. Al-orainy, S. R. Al-harbi and F. S. Al-Hazmi “Negative-differential-resistance effects in TlInTe₂ Ternary semiconductor” submitted to Journal of  Science King Abdul Aziz university(November 2008).