• Overcharging higher curvature black holes 

  Ghosh, Rajes; Fairoos, C.; Sarkar, Sudipta (Cornell University Library, 2019-06)
• Constraints on higher curvature gravity from time delay between GW170817 and GRB 170817A 

  Ghosh, Avirup; Jana, Soumya; Mishra, Akash K.; Sarkar, Sudipta (Cornell University Library, 2019-06)

  General relativity may be an effective theory with higher curvature correction terms in the action. Inclusion of these terms leads to exciting new possibilities, e.g., gravitational and electromagnetic perturbations following ...
• Relating the curvature of De Sitter universe to open quantum lamb shift spectroscopy 

  Swain, Abinash (Cornell University Library, 2019-05)

  In this paper, our prime objective is to connect the curvature of our observable De Sitter Universe with the spectroscopic study of entanglement of two atoms in an open quantum system (OQS). The OQS considered in our work ...
• Baryon-Dark matter interaction in presence of magnetic fields in light of EDGES signal 

  Bhatt, Jitesh R.; Natwariya, Pravin Kumar; Nayak, Alekha C.; Pandey, Arun Kumar (Cornell University Library, 2019-05)

  The Experiment to Detect the Global Epoch of reionization Signature (EDGES) collaboration has reported an excess absorption dip in the 21 cm signal during cosmic dawn era. The stronger than expected 21 absorption signal ...
• Probing Inert Doublet Model using jet substructure with multivariate analysis 

  Bhardwaj, Akanksha; Konar, Partha; Mandal, Tanumoy; Sadhukhan, Soumya (Cornell University Library, 2019-05)

  We explore the challenging but phenomenologically interesting hierarchical mass spectrum of Inert Doublet Model where relatively light dark matter along with much heavier scalar states can fully satisfy the constraints on ...
• A class of randomized Subset Selection Methods for large complex networks 

  Reza, Amit; Tripathi, Richa (Cornell University Library, 2019-05)

  Most of the real world complex networks such as the Internet, World Wide Web and collaboration networks are huge; and to infer their structure and dynamics one requires handling large connectivity (adjacency) matrices. ...
• Search for sub-solar mass ultracompact binaries in Advanced LIGO's second observing run 

  Sengupta, Anand (Cornell University Library, 2019-04)

  We present an Advanced LIGO and Advanced Virgo search for sub-solar mass ultracompact objects in data obtained during Advanced LIGO's second observing run. In contrast to a previous search of Advanced LIGO data from the ...
• Consequences of ?-? reflection symmetry for 3+1 neutrino mixing 

  Chakraborty, Kaustav; Goswami, Srubabati; Karmakar, Biswajit (Cornell University Library, 2019-04)

  We investigate the consequences of ??? reflection symmetry in presence of a light sterile neutrino for the 3+1 neutrino mixing scheme. We discuss the implications of total ??? reflection symmetry as well partial ??? ...
• Generalized energy measurements and quantum work compatible with fluctuation theorems 

  Ito, Kosuke; Talkner, Peter; Venkatesh, B. Prasanna; Watanabe, Gentaro (Cornell University Library, 2018-12)

  The probability densities of work that can be exerted on a quantum system initially staying in thermal equilibrium are constrained by the fluctuation relations of Jarzynski and Crooks, when the work is determined by two ...
• A new sensitivity goal for neutrino-less double beta decay experiments 

  K. N., Vishnudath; Choubey, Sandhya; Goswami, Srubabati (Cornell University Library, 2019-01)
• Scattering cross section under external magnetic field using the optical theorem 

  Ghosh, Snigdha; Chandra, Vinod (Cornell University Library, 2019-01)
• Overcharging a multi black hole system and cosmic censorship 

  Mishra, Akash K.; Sarkar, Sudipta (Cornell University Library, 2019-05)

  We study the generalization of the gadenken experiment of overcharging an extremal black hole proposed by Wald in the context of a multi black hole solution. In particular, we attempt to overcharge a system of two extremal ...
• Single photon sources with different spatial modes 

  Lal, Nijil; Banerji, Anindya; Biswas, Ayan; Anwar, Ali; Singh, R. P. (Cornell University Library, 2019-05)

  We study the correlation properties of single photons carrying orbital angular momentum (OAM) in a Hanbury Brown and Twiss (HBT) type experiment. We have characterized single photon sources obtained by pumping a nonlinear ...
• Constraining a general U(1)′ inverse seesaw model from vacuum stability, dark matter and collider 

  Das, Arindam; Goswami, Srubabati; K. N., Vishnudath; Nomura, Takaaki (Cornell University Library, 2019-05)

  We consider a class of gauged U(1) extensions of the Standard Model (SM), where the light neutrino masses are generated by an inverse seesaw mechanism. In addition to the three right handed neutrinos, we add three singlet ...
• Supersolid phase of extended Bose-Hubbard model with artificial gauge field 

  Suthar, K.; Bai, Rukmani; Bandyopadhyay, Soumik; Pal, Sukla; Angom, D. (Cornell University Library, 2019-04)

  We examine the zero and finite temperature phase diagram of the extended Bose-Hubbard model on a square optical lattice. To study various quantum phases and their transitions we employ single-site and cluster Gutzwiller ...
• Quantum statistical enhancement of the collective performance of multiple bosonic engines 

  Watanabe, Gentaro; Venkatesh, B. Prasanna; Talkner, Peter; Hwang, Myung-Joong; Campo, Adolfo del (Cornell University Library, 2019-04)
• A subset selection based approach to finding important structure of complex networks 

  Tripathi, Richa; Reza, Amit (Cornell University Library, 2019-03)

  Most of the real world networks such as the internet network, collaboration networks, brain networks, citation networks, powerline and airline networks are very large and to study their structure, and dynamics one often ...
• Time and phase resolved optical spectra of potentially hazardous asteroid 2014 JO25 

  Venkataramani, Kumar; Ganesh, Shashikiran; Rai, Archita; Husárik, Marek; Baliyan, Kiran S.; Joshi, U.C. (Cornell University Library, 2019-03)

  The asteroid 2014 JO25, considered to be "potentially hazardous" by the Minor Planet Center, was spectroscopically followed during its close-Earth encounter on 19th and 20th of April 2017. The spectra of the asteroid were ...
• Understanding photon sphere and black hole shadow in dynamically evolving spacetimes 

  Mishra, Akash K.; Chakraborty, Sumanta; Sarkar, Sudipta (Cornell University Library, 2019-03)

  We study rheology, microstructure, and response to an applied electric field (E) in suspensions of fumed alumina (Al2O3) nanoparticles in a nematic liquid crystal (NLC) made of N-(4-methoxybenzylidene)-4-butylaniline (MBBA). ...
• Longitudinal conductivity of hot magnetized collisional QCD medium in the inhomogeneous electric field 

  Kurian, Manu; Chandra, Vinod (Cornell University Library, 2019-02)

  The longitudinal current density induced by the inhomogeneous electric field in the hot magnetized quark-gluon plasma has been investigated and utilized in obtaining the conductivity of the medium. The analysis has been ...

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