IPM Positions

Faculty Member , School of Physics (2018 - Present )

Research Interests

Early Universe Cosmology, Inflation, Cosmological perturbation theory, Stringy Cosmology

Related Papers

1.	Z. Davari, A. Ashoorioon and K. Rezazadeh Spherical Collapse Approach for Non-standard Cold Dark Matter Models and Enhanced Early Galaxy Formation in JWST  (Preprint) [abstract] arXive.org link: 2311.15083 [ abs, src, ps, others], cited by Code: IPM/P-2023/64

2.	A. Ashoorioon, M.B. Jahani Poshteh and R. B. Mann Measuring black hole spin through gravitational lensing of pulsars  (Preprint) [abstract] arXive.org link: 2309.00205 [ abs, src, ps, others], cited by Code: IPM/P-2023/60

3.	A. Ashoorioon and A. Yousefi-Sostani Exorcising the Ghost Condensate Dark Energy with a Sextic Dispersion Relation Phys. Lett. B 844 (2023), 138115  [abstract] Code: IPM/P-2023/42

4.	A. Ashoorioon and Z. Davari Dark Matter Cosmology with Varying Viscosity: a Possible Resolution to the S_8 Tension Astrophys. J 959 (2023), 120  [abstract] arXive.org link: 2303.06627 [ abs, src, ps, others], cited by Code: IPM/P-2023/41

5.	A. Ashoorioon and K. Rezazadeh Ekpyrotic Inflation: Transient Acceleration after Non-minimal M-flation Preheating JCAP 07 (2023), 028  [abstract] arXive.org link: 2301.06598 [ abs, src, ps, others], cited by Code: IPM/P-2023/05

6.	A. Ashoorioon, M.B. Jahani Poshteh and R. B. Mann Lensing Signatures of a Slowly-Accelerated Black Hole Phys. Rev. D 107 (2023), 044031   [abstract] arXive.org link: 2110.13132 [ abs, src, ps, others], cited by Code: IPM/P-2021/38

7.	A. Ashoorioon, M.B. Jahani Poshteh and R. B. Mann Distinguishing a Slowly Accelerating Black Hole by Differential Time Delays of Images Phys. Rev. Lett. 129 (2022), 031102  [abstract] arXive.org link: 2210.10762 [ abs, src, ps, others], cited by Code: IPM/P-2022/61

8.	K. Rezazadeh, A. Ashoorioon and D. Grin Cascading Dark Energy  (Preprint) [abstract] arXive.org link: 2208.07631 [ abs, src, ps, others], cited by Code: IPM/P-2022/60

9.	A. Ashoorioon, K. Rezazadeh and A. Rostami NANOGrav Signal from the End of Inflation and the LIGO Mass and Heavier Primordial Black Holes Phys. Lett. B 835 (2022), 137542  [abstract] arXive.org link: 2202.01131 [ abs, src, ps, others], cited by Code: IPM/P-2022/06

10.	A. Ashoorioon, Gh. Geshnizjani and H. J. Kim Non-Gaussianities in the Extended EFT of Inflation JCAP 01 (2021), 046  [abstract] arXive.org link: 2110.06038 [ abs, src, ps, others], cited by Code: IPM/P-2021/33

11.	M. Ahmadvand, A. Ashoorioon and K. Bitaghsir Fadafan Confronting the Magnetically-Induced Holographic Composite Inflation with Observation Phys. Rev. D 104 (2021), 063509  [abstract] arXive.org link: 2103.08362 [ abs, src, ps, others], cited by Code: IPM/P-2021/007

12.	A. Ashoorioon , A. Rostami and J. T. Firouzjaee Examining the end of inflation with primordial black holes mass distribution and gravitational waves Phys. Rev. D 103 (2021), 123512  [abstract] arXive.org link: 2012.02817 [ abs, src, ps, others], cited by Code: IPM/P-2020/059

13.	A. Ashoorioon and M.B. Jahani Poshteh Black hole pair production on cosmic strings in the presence of a background magnetic field Phys. Lett. B 816 (2021), 136224  [abstract] arXive.org link: 2006.16983 [ abs, src, ps, others], cited by Code: IPM/P-2020/026

14.	A. Ashoorioon, J. Taghizadeh Firouzjaee and A. Rostami EFT Compatible PBHs: Effective Spawning of the Seeds for Primordial Black Holes during Inflation JHEP 07 (2021), 087  [abstract] arXive.org link: 1912.13326 [ abs, src, ps, others], cited by Code: IPM/P-2019/019

15.	A. Ashoorioon and K. Rezazadeh Non-Minimal M-flation JHEP 07 (2020), 244  [abstract] arXive.org link: 1909.09806 [ abs, src, ps, others], cited by Code: IPM/P-2019/018 Note: Published: 31 July 2020

16.	A. Ashoorioon Rescuing Single Field Inflation from the Swampland Phys. Lett. B 790 (2019), 568-573  [abstract] arXive.org link: 1810.04001 [ abs, src, ps, others], cited by Code: IPM/P-2018/072

17.	A. Ashoorioon Non-Unitary Evolution in the General Extended EFT of Inflation and Excited Initial States JHEP 1812 (2018), 012  [abstract] arXive.org link: 1807.06511 [ abs, src, ps, others], cited by Code: IPM/P-2018/029 Note: Published: 03 December 2018

18.	A. Ashoorioon, R. Casadio, M. Cicoli, Gh. Geshnizjani and H. J. Kim Extended Effective Field Theory of Inflation JHEP 1802 (2018), 172  [abstract] arXive.org link: 1802.03040 [ abs, src, ps, others], cited by Code: IPM/P-2018/006