Search Results - "Agrawal, Prateek"

Factoring the strong CP problem by Agrawal, Prateek, Howe, Kiel

“…A bstract We present a new mechanism to solve the strong CP problem using N ≥ 2 axions, each dynamically relaxing part of the θ parameter. At high energies M ≫…”
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Avoided deconfinement in Randall-Sundrum models by Agrawal, Prateek, Nee, Michael

“…A bstract We study first order phase transitions in Randall-Sundrum models in the early universe dual to confinement in large- N gauge theories. The transition…”
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On the cosmological implications of the string Swampland by Agrawal, Prateek, Obied, Georges, Steinhardt, Paul J., Vafa, Cumrun

“…We study constraints imposed by two proposed string Swampland criteria on cosmology. These criteria involve an upper bound on the range traversed by scalar…”
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Relic abundance of dark photon dark matter by Agrawal, Prateek, Kitajima, Naoya, Reece, Matthew, Sekiguchi, Toyokazu, Takahashi, Fuminobu

“…We present a new mechanism for producing the correct relic abundance of dark photon dark matter over a wide range of its mass, extending down to 10−20eV. The…”
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A flavorful factoring of the strong CP problem by Agrawal, Prateek, Howe, Kiel

“…A bstract Motivated by the intimate connection between the strong CP problem and the flavor structure of the Standard Model, we present a flavor model that…”
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A CMB Millikan experiment with cosmic axiverse strings by Agrawal, Prateek, Hook, Anson, Huang, Junwu

“…A bstract We study axion strings of hyperlight axions coupled to photons. Hyperlight axions — axions lighter than Hubble at recombination — are a generic…”
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Systematizing the effective theory of self-interacting dark matter by Agrawal, Prateek, Parikh, Aditya, Reece, Matthew

“…A bstract If dark matter has strong self-interactions, future astrophysical and cosmological observations, together with a clearer understanding of baryonic…”
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Opening up the QCD axion window by Agrawal, Prateek, Marques-Tavares, Gustavo, Xue, Wei

“…A bstract We present a new mechanism to deplete the energy density of the QCD axion, making decay constants as high as f a ≃ 10 17 GeV viable for generic…”
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The monodromic axion-photon coupling by Agrawal, Prateek, Platschorre, Arthur

“…A bstract We consider the general form of the axion coupling to photons in the axion-Maxwell theory. On general grounds this coupling takes the form of a…”
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Axion couplings in grand unified theories by Agrawal, Prateek, Nee, Michael, Reig, Mario

“…A bstract We show that the couplings of axions to gauge bosons are highly restricted in Grand Unified Theories where the standard model is embedded in a simple…”
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Dark energy and the refined de sitter conjecture by Agrawal, Prateek, Obied, Georges

“…A bstract We revisit the phenomenology of quintessence models in light of the recently refined version of the de Sitter Swampland conjecture, which includes…”
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Clockwork Axions in Cosmology. Is Chromonatural Inflation Chrononatural? by Agrawal, Prateek, Fan, JiJi, Reece, Matthew

“…Many cosmological models rely on large couplings of axions to gauge fields. Examples include theories of magnetogenesis, inflation on a steep potential, chiral…”
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Axion string signatures: a cosmological plasma collider by Agrawal, Prateek, Hook, Anson, Huang, Junwu, Marques-Tavares, Gustavo

“…A bstract We study early and late time signatures of both QCD axion strings and hyperlight axion strings (axiverse strings). We focus on charge deposition onto…”
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Experimental targets for photon couplings of the QCD axion by Agrawal, Prateek, Fan, JiJi, Reece, Matthew, Wang, Lian-Tao

“…A bstract The QCD axion’s coupling to photons is often assumed to lie in a narrow band as a function of the axion mass. We demonstrate that several simple…”
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Electroweak phase transition with a double well done doubly well by Agrawal, Prateek, Blasi, Simone, Mariotti, Alberto, Nee, Michael

“…A bstract We revisit the electroweak phase transition in the scalar singlet extension of the standard model with a ℤ 2 symmetry. In significant parts of the…”
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Lepton-flavoured scalar dark matter in Dark Minimal Flavour Violation by Acaroğlu, Harun, Agrawal, Prateek, Blanke, Monika

“…A bstract We study a simplified model of lepton-flavoured complex scalar dark matter set up in the Dark Minimal Flavour Violation framework. In this model the…”
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Leptophilic dark matter and the anomalous magnetic moment of the muon by Agrawal, Prateek, Chacko, Zackaria, Verhaaren, Christopher B.

“…A bstract We consider renormalizable theories such that the scattering of dark matter off leptons arises at tree level, but scattering off nuclei only arises…”
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XCOVNet: Chest X-ray Image Classification for COVID-19 Early Detection Using Convolutional Neural Networks by Madaan, Vishu, Roy, Aditya, Gupta, Charu, Agrawal, Prateek, Sharma, Anand, Bologa, Cristian, Prodan, Radu

“…COVID-19 (also known as SARS-COV-2) pandemic has spread in the entire world. It is a contagious disease that easily spreads from one person in direct contact…”
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Small vacuum energy from small equivalence violation in scalar gravity by Agrawal, Prateek, Sundrum, Raman

“…A bstract The theory of scalar gravity proposed by Nordström, and refined by Einstein and Fokker, provides a striking analogy to general relativity. In its…”
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Automated bank cheque verification using image processing and deep learning methods by Agrawal, Prateek, Chaudhary, Deepak, Madaan, Vishu, Zabrovskiy, Anatoliy, Prodan, Radu, Kimovski, Dragi, Timmerer, Christian

“…Automated bank cheque verification using image processing is an attempt to complement the present cheque truncation system, as well as to provide an alternate…”
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