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2024

Cosmological tests of quintessence in quantum gravity

DOI: 10.48550/arxiv.2410.21243
: Preprint

On (A)dS solutions from Scherk-Schwarz orbifolds

Parameswaran, S., & Serra, M. (2024). On (A)dS solutions from Scherk-Schwarz orbifolds. Journal of High Energy Physics, 2024(10). doi:10.1007/jhep10(2024)039

DOI: 10.1007/jhep10(2024)039
: Journal article

Cosmological constraints on curved quintessence

Bhattacharya, S., Borghetto, G., Malhotra, A., Parameswaran, S., Tasinato, G., & Zavala, I. (2024). Cosmological constraints on curved quintessence. Journal of Cosmology and Astroparticle Physics, 2024(09), 073. doi:10.1088/1475-7516/2024/09/073

DOI: 10.1088/1475-7516/2024/09/073
: Journal article

Dark energy with the help of interacting dark sectors

Gomes, J. M., Hardy, E., & Parameswaran, S. (2024). Dark energy with the help of interacting dark sectors. Physical Review D, 110(2). doi:10.1103/physrevd.110.023533

DOI: 10.1103/physrevd.110.023533
: Journal article

Cosmological constraints on curved quintessence

DOI: 10.48550/arxiv.2405.17396
: Preprint

Exponential Quintessence: curved, steep and stringy?

DOI: 10.48550/arxiv.2405.09323
: Preprint

String cosmology: From the early universe to today

Cicoli, M., Conlon, J. P., Maharana, A., Parameswaran, S., Quevedo, F., & Zavala, I. (2024). String cosmology: From the early universe to today. Physics Reports, 1059, 1-155. doi:10.1016/j.physrep.2024.01.002

DOI: 10.1016/j.physrep.2024.01.002
: Journal article

2023

Dark energy with the help of interacting dark sectors

: Preprint

De Sitter vacua — when are ‘subleading corrections’ really subleading?

Bento, B. V., Chakraborty, D., Parameswaran, S., & Zavala, I. (2023). De Sitter vacua — when are ‘subleading corrections’ really subleading?. Journal of High Energy Physics, 2023(11). doi:10.1007/jhep11(2023)075

DOI: 10.1007/jhep11(2023)075
: Journal article

De Sitter vacua -- when are `subleading corrections' really subleading?

: Preprint

String Cosmology: from the Early Universe to Today

DOI: 10.48550/arxiv.2303.04819
: Preprint

A guide to frames, $2π$'s, scales and corrections in string compactifications

: Preprint

2022

Gravity at the tip of the throat

Bento, B. V., Chakraborty, D., Parameswaran, S., & Zavala, I. (2022). Gravity at the tip of the throat. JOURNAL OF HIGH ENERGY PHYSICS, (9). doi:10.1007/JHEP09(2022)208

DOI: 10.1007/JHEP09(2022)208
: Journal article

Gravity at the Tip of the Throat

: Preprint

2021

A new de Sitter solution with a weakly warped deformed conifold

Bento, B. V., Chakraborty, D., Parameswaran, S., & Zavala, I. (2021). A new de Sitter solution with a weakly warped deformed conifold. JOURNAL OF HIGH ENERGY PHYSICS, (12). doi:10.1007/JHEP12(2021)124

DOI: 10.1007/JHEP12(2021)124
: Journal article

Modular invariance, misalignment and finiteness in non-supersymmetric strings

DOI: 10.48550/arxiv.2110.11973
: Preprint

Modular invariance, misalignment and finiteness in non-supersymmetric strings

Cribiori, N., Parameswaran, S., Tonioni, F., & Wrase, T. (2022). Modular invariance, misalignment and finiteness in non-supersymmetric strings. JOURNAL OF HIGH ENERGY PHYSICS, (1). doi:10.1007/JHEP01(2022)127

DOI: 10.1007/JHEP01(2022)127
: Journal article

A New de Sitter Solution with a Weakly Warped Deformed Conifold

DOI: 10.48550/arxiv.2105.03370
: Preprint

2020

Misaligned Supersymmetry and Open Strings

DOI: 10.48550/arxiv.2012.04677
: Preprint

Misaligned supersymmetry and open strings

Cribiori, N., Parameswaran, S., Tonioni, F., & Wrase, T. (2021). Misaligned supersymmetry and open strings. JOURNAL OF HIGH ENERGY PHYSICS, (4). doi:10.1007/JHEP04(2021)099

DOI: 10.1007/JHEP04(2021)099
: Journal article

Dark Energy in String Theory

Parameswaran, S., Bento, B. V., Chakraborty, D., & Zavala, I. (2020). Dark Energy in String Theory. In Proceedings of Corfu Summer Institute 2019 "School and Workshops on Elementary Particle Physics and Gravity" — PoS(CORFU2019) (pp. 123). Sissa Medialab. doi:10.22323/1.376.0123

DOI: 10.22323/1.376.0123
: Conference Paper

Non-supersymmetric String Models from Anti-D3-/D7-branes in Strongly Warped Throats

DOI: 10.48550/arxiv.2007.11333
: Preprint

Non-supersymmetric string models from anti-D3-/D7-branes in strongly warped throats

Parameswaran, S., & Tonioni, F. (2020). Non-supersymmetric string models from anti-D3-/D7-branes in strongly warped throats. JOURNAL OF HIGH ENERGY PHYSICS, (12). doi:10.1007/JHEP12(2020)174

DOI: 10.1007/JHEP12(2020)174
: Journal article

Dark Energy in String Theory

DOI: 10.48550/arxiv.2005.10168
: Preprint

Dark Energy in String Theory

Bento, B. V., Chakraborty, D., Parameswaran, S. L., & Zavala, I. (2020). Dark Energy in String Theory. Retrieved from http://arxiv.org/abs/2005.10168v1

: Conference Paper

2019

Squeezed tensor non-Gaussianity in non-attractor inflation

Özsoy, O., Mylova, M., Parameswaran, S., Powell, C., Tasinato, G., & Zavala, I. (2019). Squeezed tensor non-Gaussianity in non-attractor inflation. Journal of Cosmology and Astroparticle Physics, 2019(09), 036. doi:10.1088/1475-7516/2019/09/036

DOI: 10.1088/1475-7516/2019/09/036
: Journal article

Thermal dark energy

Hardy, E., & Parameswaran, S. (2020). Thermal dark energy. PHYSICAL REVIEW D, 101(2). doi:10.1103/PhysRevD.101.023503

DOI: 10.1103/PhysRevD.101.023503
: Journal article

Runaway quintessence, out of the swampland

Olguín-Trejo, Y., Parameswaran, S. L., Tasinato, G., & Zavala, I. (2019). Runaway quintessence, out of the swampland. Journal of Cosmology and Astroparticle Physics, 2019(1). doi:10.1088/1475-7516/2019/01/031

DOI: 10.1088/1475-7516/2019/01/031
: Journal article

2018

A new mechanism to enhance primordial tensor fluctuations in single field inflation

Mylova, M., Ozsoy, O., Parameswaran, S., Tasinato, G., & Zavala, I. (2018). A new mechanism to enhance primordial tensor fluctuations in single field inflation. JOURNAL OF COSMOLOGY AND ASTROPARTICLE PHYSICS, (12). doi:10.1088/1475-7516/2018/12/024

DOI: 10.1088/1475-7516/2018/12/024
: Journal article

Mechanisms for primordial black hole production in string theory

Ozsoy, O., Parameswaran, S., Tasinato, G., & Zavala, I. (2018). Mechanisms for primordial black hole production in string theory. Journal of Cosmology and Astroparticle Physics, 2018(July). doi:10.1088/1475-7516/2018/07/005

DOI: 10.1088/1475-7516/2018/07/005
: Journal article

2017

Anti-D3 branes and moduli in non-linear supergravity

Garcia del Moral, M. P., Parameswaran, S., Quiroz, N., & Zavala, I. (2017). Anti-D3 branes and moduli in non-linear supergravity. The Journal of High Energy Physics, 2017(10). doi:10.1007/JHEP10(2017)185

DOI: 10.1007/JHEP10(2017)185
: Journal article

2016

Prospects for primordial gravitational waves in string inflation

Parameswaran, S. L., & Zavala, I. (2016). Prospects for primordial gravitational waves in string inflation. International Journal of Modern Physics D, 25(12), 1644011. doi:10.1142/s0218271816440119

DOI: 10.1142/s0218271816440119
: Journal article

Warping the Weak Gravity Conjecture

Kooner, K., Parameswaran, S., & Zavala, I. (2016). Warping the Weak Gravity Conjecture. Physics Letters B: Nuclear Physics and Particle Physics, 759, 402-409. doi:10.1016/j.physletb.2016.05.082

DOI: 10.1016/j.physletb.2016.05.082
: Journal article

Subleading effects and the field range in axion inflation

Parameswaran, S., Tasinato, G., & Zavala, I. (2016). Subleading effects and the field range in axion inflation. JOURNAL OF COSMOLOGY AND ASTROPARTICLE PHYSICS, (4). doi:10.1088/1475-7516/2016/04/008

DOI: 10.1088/1475-7516/2016/04/008
: Journal article

2015

Wilson lines and Chern-Simons flux in explicit heterotic Calabi-Yau compactifications

Apruzzi, F., Gautason, F. F., Parameswaran, S., & Zagermann, M. (2015). Wilson lines and Chern-Simons flux in explicit heterotic Calabi-Yau compactifications. Journal of High Energy Physics, 2015(2). doi:10.1007/jhep02(2015)183

DOI: 10.1007/jhep02(2015)183
: Journal article

2014

Worldsheet instantons and coupling selection rules in heterotic orbifolds

Parameswaran, S. L., & Zavala, I. (2014). Worldsheet instantons and coupling selection rules in heterotic orbifolds. In Physics of Particles and Nuclei Letters Vol. 11 (pp. 981-983). Pleiades Publishing Ltd. doi:10.1134/s154747711407036x

DOI: 10.1134/s154747711407036x
: Conference Paper

Discrete R-symmetries and anomaly universality in heterotic orbifolds

Bizet, N. G. C., Kobayashi, T., Peña, D. K. M., Parameswaran, S. L., Schmitz, M., & Zavala, I. (2014). Discrete R-symmetries and anomaly universality in heterotic orbifolds. Journal of High Energy Physics, 2014(2). doi:10.1007/jhep02(2014)098

DOI: 10.1007/jhep02(2014)098
: Journal article

Worldsheet instantons and coupling selection rules in heterotic orbifolds

DOI: 10.48550/arxiv.1401.6162
: Preprint

2013

Discrete R-symmetries and Anomaly Universality in Heterotic Orbifolds

DOI: 10.48550/arxiv.1308.5669
: Preprint

R-charge conservation and more in factorizable and non-factorizable orbifolds

Bizet, N. G. C., Kobayashi, T., Peña, D. K. M., Parameswaran, S. L., Schmitz, M., & Zavala, I. (2013). R-charge conservation and more in factorizable and non-factorizable orbifolds. Journal of High Energy Physics, 2013(5). doi:10.1007/jhep05(2013)076

DOI: 10.1007/jhep05(2013)076
: Journal article

Accidental SUSY: enhanced bulk supersymmetry from brane back-reaction

Burgess, C. P., van Nierop, L., Parameswaran, S., Salvio, A., & Williams, M. (2013). Accidental SUSY: enhanced bulk supersymmetry from brane back-reaction. Journal of High Energy Physics, 2013(2). doi:10.1007/jhep02(2013)120

DOI: 10.1007/jhep02(2013)120
: Journal article

R-charge Conservation and More in Factorizable and Non-Factorizable Orbifolds

DOI: 10.48550/arxiv.1301.2322
: Preprint

2012

Erratum: revisiting coupling selection rules in heterotic orbifold models

Kobayashi, T., Parameswaran, S. L., Ramos-Sánchez, S., & Zavala, I. (2012). Erratum: revisiting coupling selection rules in heterotic orbifold models. Journal of High Energy Physics, 2012(12). doi:10.1007/jhep12(2012)049

DOI: 10.1007/jhep12(2012)049
: Journal article

Accidental SUSY: Enhanced Bulk Supersymmetry from Brane Back-reaction

DOI: 10.48550/arxiv.1210.5405
: Preprint

Lifshitz black holes in IIA supergravity

Barclay, L., Gregory, R., Parameswaran, S., Tasinato, G., & Zavala, I. (2012). Lifshitz black holes in IIA supergravity. Journal of High Energy Physics, 2012(5). doi:10.1007/jhep05(2012)122

DOI: 10.1007/jhep05(2012)122
: Journal article

Revisiting coupling selection rules in heterotic orbifold models

Kobayashi, T., Parameswaran, S. L., Ramos-Sánchez, S., & Zavala, I. (2012). Revisiting coupling selection rules in heterotic orbifold models. Journal of High Energy Physics, 2012(5). doi:10.1007/jhep05(2012)008

DOI: 10.1007/jhep05(2012)008
: Journal article

Lifshitz black holes in IIA supergravity

DOI: 10.48550/arxiv.1203.0576
: Preprint