Faculty of Physics

Ֆիզիկայի ֆակուլտետ

Faculty of Physics

The process of training specialists in the field of physics and mathematics began in 1922 in YSU.:

Hrachya M. Asatryan

Lecturer | Chair of Nuclear Physics

Education
1969-1974 Department of phyisics, YSU

Academic degree
Doctor of physics and mathematics (1990)

Professional experience
1977 - present: Yerevan Physics Institute
1992-1994: Deputy director
1997-1998: Deputy Minister of Education and Science
2001-2006: Director of Yerevan Physics Institute

Academic courses
Weak interactions, strong interactions
Scale of professional interests
Elementary particle physics

Languages
Armenian, Russian, English

E-mail:
hrachia@yerphi.am

Հրաչյա Ասատրյան , C. Greub, J. Virto

Exact NLO matching and analyticity in b→sℓℓ

2020 | Article

Journal of High Energy Physics, 2020, 04, 012-0 - 012-34

Հրաչյա Ասատրյան , Hrachya H. Asatryan, Artyom Hovhannisyan, Ulrich Nierste, Sergey Tumasyan, Arsen Yeghiazaryan

Penguin contribution to width difference and CP asymmetry in Bq−B ̄q mixing at order Nf αs^2

2020 | Article

Physical Review D, 2020, 102, 033007-1-033007-12

Հրաչյա Ասատրյան , C. Greub, A. Kokulu

Improved analysis of the (O7,O7) contribution to Bar(B)->Xs gamma gamma at O(alphas)

2017 | Article

Physical Review D, 2017, D95, 053006-1-053006-12, H.M. Asatrian

Հրաչյա Ասատրյան , A. Hovhannisyan, U. Nierste, A. Yeghiazaryan

Towards next-to-next-to-leading-log accuracy for the width difference in the Bs− Bar(Bs) system: fermionic contributions to order (mc/mb)^0 and (mc/mb)^1

2017 | Article

Journal of High Energy Physics, 2017, 10, 191-0 - 191-29

Հրաչյա Ասատրյան , C. Greub, A. Kokulu

Contribution to B¯→Xsγγ at O(αs)

2016 | Article

Physical Review D, 2016, D 93, 014037-1 - 014037-8

Հրաչյա Ասատրյան , Misiak M., Boughezal R.

Updated Next-to-Next-to-Leading-Order QCD Predictions for the Weak Radiative B-Meson Decays

2015 | Article

Physical Review Letters, 2015, 114, 221801

Հրաչյա Ասատրյան , C. Greub

NLL QCD contribution of the electromagnetic dipole operator to B -> X_s gamma gamma with a massive strange quark