Journal Papers:

Sr #	Description
1	Umber Sheikh and M. Usman Arshad, On Multiplicative Universal Zagreb and its Subsequent Indices of C4C8 Carbon Nanostructures, Accepted in International Journal of Geometric Methods in Modern Physics, 23501220.
2	UMBER SHEIKH, Z. Yousaf and N. Ramzan, On dynamical stability and information loss of a collapsing string fluid in rainbow gravity, Modern Physics Letters A 37 (25), 2250165, 2022.
3	UMBER SHEIKH, Y. Aziz, M. Z. Bhatti and R. Pincak, On evolution of compact stars from string fluid in Rastall gravity, International Journal of Geometric Methods in Modern Physics, 20(4) (2023) 2350085.
4	UMBER SHEIKH, Sayyeda Ayesha Ishtiaq, Effect of Electric field on String-Oriented Perfect Fluid Collapse in f(R) Gravity, International Journal of Geometric Methods in Modern Physics, (2023) 2350038.
5	UMBER SHEIKH, Sidra Rashid, Cenap Ozel and Richard Pincak, On Hosoya Polynomial and Subsequent Indices of Pent-Heptagonal Carbon Nanosheets, International Journal of Geometric Methods in Modern Physics, 20(2) (2023) 23500354.
6	UMBER SHEIKH, Qurrat ul Ain Tahir, Yasir Nadeem Anjum, Richard Pincak, Analysis of a Productive Topological Index Correlated to Fullerenes’ Physical Properties, Symmetry, 15(1) (2022) 58.
7	UMBER SHEIKH, Sana Arshad and Muhammad Arshad, Dynamics of Charged String Cloud Collapse in Rainbow Gravity, International Journal of Geometric Methods in Modern Physics, 19(2022) 2250185.
8	UMBER SHEIKH, Sidra Rashid, Cenap Ozel and Richard Pincak, On Hosoya Polynomial and Subsequent Indices of C4C8(R) and C4C8(S) Nanosheets, Symmetry, 14(7)(2022)1349.
9	UMBER SHEIKH and Sana Arshad, Electromagnetic effects on dynamics of string fluid and information paradox in rainbow gravity, Annals of Physics, 441(2022)168855.
10	UMBER SHEIKH, K. Mahmood and M. Arshad, Analysis of a Unidirectional Perfect Fluid Gravitational Collapse in Cylindrical Spacetime, Chinese Journal of Physics, 73(10)(2021)503-511.
11	UMBER SHEIKH, S. Liaqut, Z. Yousaf and M. Z. Bhatti, Information paradox for a collapsing string cloud in rainbow gravity, International Journal of Geometric Methods in Modern Physics, 18(6)(2021)2510084.
12	UMBER SHEIKH, M.Z. Bhatti and Z. Yousaf: Gravitational collapse of a self-gravitating unidirectional fluid flow, New Astronomy, 84(2021)101533.
13	Usman Babar, Haidar Ali, Shahid Hussain Arshad and UMBER SHEIKH: Multiplicative topological properties of graphs derived from honeycomb structure, AIMS Mathematics,5(2)(2020)1562-1587.
14	M. Sharif and UMBER SHEIKH: Cold Plasma Wave Analysis in Magneto-Rotational Fluids, Astrophys. Space Sci. 330(2010)317-328.
15	M. Sharif and UMBER SHEIKH: Wave Properties of Isothermal Magneto-Rotational Fluids, Canadian J. Phys. 87(8)(2009)879-894.
16	M. Sharif and UMBER SHEIKH: Cold Plasma Gravitomagnetic Waves in Kerr Planar Analogue, J. Korean Phys. Soc., 55(4)(2009)1677-1700.
17	M. Sharif and UMBER SHEIKH: Effects of Rotating Background on Isothermal Plasma Wave Dispersion in Schwarzschild Geometry, J. Korean Phys. Soc. 53(4)(2008)2198-2211.
18	M. Sharif and UMBER SHEIKH: Effects of Schwarzschild Geometry on Isothermal Plasma Wave Dispersion, J. Korean Phys. Soc. 52(1)(2008)152-159.
19	M. Sharif and UMBER SHEIKH: Complex Wave Numbers in the Vicinity of the Schwarzschild Event Horizon, Int. J. Mod. Phys. A 23(9)(2008)1417-1433.
20	M. Sharif and UMBER SHEIKH: Isothermal Plasma Waves in Gravitomagnetic Planar Analogue, Class. Quantum Grav. 24(22) (2007) 5495-5514.
21	M. Sharif and UMBER SHEIKH: Effects of Schwarzschild Black Hole Horizon on Isothermal Plasma Wave Dispersion, Gen. Relat. Gravit. 39(12)(2007)2095-2124.
22	M. Sharif and UMBER SHEIKH: Cold Plasma Dispersion Relations in the Vicinity of a Schwarzschild Black Hole Horizon, Gen. Relat. Gravit. 39(9)(2007)1437-1465.
23	M. Sharif and UMBER SHEIKH: Timelike and Spacelike Matter Inheritance Vectors in Specific Forms of Energy-Momentum Tensor, Int. J. Mod. Phys. A21(15)(2006)3213-3234.