2004 - Present
-Rizk Yassen .Nonlinear Wave Interaction in Magnetized plasma with two-Temperature Kappa –Distributed Electrons. International Journal of Applied Engineering Research Volume .12,No .24(2017) 1400-14007.
2-RizkYassen and Mariam Algarni,The Three-Center Hybrid and Four-Center Electron Repulsion Integrals over Slater-Type Orbitals Using Guseinov Rotation-Angular Function Int. J. Contemp. Math. Sciences, Vol. 7, No. 39(2012) 1903-1907.
RizkYassen and Mariam Algarni,The Multicenter Integrals over Slater-Type Orbitals in Hartree-Fock-Roothaan Equations Using Guseinov Rotation-Angular Function.Int.J. Contemp. Math. Sciences, Vol. 7, No. 27(2012) 1325-1335.
4-RizkYassen and Mariam Algarni,Analytical Evaluation of Two-Center Kinetic Energy Integral for Slater-Type Orbitals Using Guseinov Rotation-Angular Function .Int.J. Contemp. Math. Sciences, Vol. 5, No. 44 (2010) 2189-2200.
5-RizkYassen and Mariam Algarni,Analytical evaluation of multicenter nuclear attraction integrals for Slater-type orbital's using Guseinov rotation-angular function .Int. J. Contemp. Math. Sciences, Vol. 5, No. 27 (2010) 1309 - 1321.
6-Awad EL –Gohary and Rizk Yassen ,Chaos and optimal control of a coupled dynamo with different time horizons ,Chaos,Solutions and Fractals , Vol 41,No 2 (2009) 698-710.
7-Awad EL –Gohary and Rizk Yassen,Adaptive control and synchronization of a coupled dynamo system with uncertain parameters, Chaos, Solitions and Fractals 29 (2006) 1085 -1094.
8-R.F. Yassen,Expressions for One - and Two – Center Electron Density and its Application to Some Multi- Center Integrals. Proc. Math. Phys. Soc. Egypt, No.73, pp.183-192, (1998).
9-R.F. Yassen,An analytical evaluation of two-center integrals containing the Slater-type orbitals (STO’s) and the electron correlation multiplier , with k being a non-negative integer .Asian Journal of Physics, Vol 7, No 1, pp.145-151, (1998).
10-R.F. Yassen,On the one-electron multicenter integrals in Roothaan equation’s over Slater-type orbitals and its applications. Asian Chemistry Letters, Vol 2, No.4, pp.141-154, (1998).
11- I.I. Guseinov and R.F. Yassen,Evaluation of Overlap Integrals with the Same Screening Parameters of Slater-Type Orbitals Using Gegenbauer Polynomials. Proc. Math. Phys. Soc. Egypt, No.72, pp.97- 103, (1997).
12- I.I. Guseinov and R.F. Yassen,Unified Treatment of Two-Center Coulomb, and hybrid Integrals over Slater-Type Orbitals using Neumann Expansion. Proc. Math. Phys. Soc. Egypt, No.72, pp.1-4, (1997).
13- I.I. Guseinov and R.F. Yassen,Unified Treatment of Two-Center Coulomb, Hybrid, and Exchange Integrals over Slater- Type Orbitals. International Journal of Quantum chemistry, vol. 54, 197-199, (1995).
14- I.I. Guseinov and R.F. Yassen,Unified Treatment of Two-Center Coulomb, and hybrid Integrals with Slater-Type Orbitals using auxiliary functions. Journal of Molecular Structure (Theochem) 339, 243- 244, (1995).
15- F.H.Pashaev and R.F. Yassen,The expansion of one –center electron density in terms of Slater-Type Orbital. Baku, phys –Math Sec, 1 (1992)171-173.
16- R.F. Yassen,Solution of the Hatree-Fock – Roothaan equations for some atoms. Baku, phys –Math Sec, 1525(1990)1-10.
17- I.I. Guseinov and R.F. Yassen,Some applications of the Hatree-Fock – Roothaan equations for some atoms with Slater- Type Orbitals.Baku, phys –Math Sec (1990)3-6.
18- R.F. Yassen and F.H.Pashaev,Some applications of the correlation method for atomic function, Baku, phys –Math Sec (1990)37-41.
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