Search for high-frequency gravitational waves with Rydberg atoms by Sugumi Kanno, Jiro Soda, Akira Taniguchi

“…Abstract We propose high-frequency gravitational wave (GW) detectors with Rydberg atoms. …”
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Can We Observe the Gravitational Quantum States of Positronium? by P. Crivelli, V. V. Nesvizhevsky, A. Yu. Voronin

“…We consider the feasibility of observing the gravitational quantum states of positronium. The proposed scheme employs the flow-throw technique used for the first observation of this effect with neutrons. …”
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Dark Matter and Dark Energy Cosmologies and Alternative Theories of Gravitation by Dandala R. K. Reddy, Sergei D. Odintsov, Tiberiu Harko

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Determining Symmetry Properties of Gravitational Fields of Terrestrial Group Planets by R.A. Kascheev, I.O. Novlyanskaya

Subjects: “…gravitational potential…”
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Prospects for Studies of the Free Fall and Gravitational Quantum States of Antimatter by G. Dufour, D. B. Cassidy, P. Crivelli, P. Debu, A. Lambrecht, V. V. Nesvizhevsky, S. Reynaud, A. Yu. Voronin, T. E. Wall

“…In the ultimate limit of smallest vertical velocities, antihydrogen atoms are settled in gravitational quantum states in close analogy to ultracold neutrons (UCNs). …”
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Some Friedmann cosmological solutions in the scale covariant theory of gravitation by Aroonkumar Beesham

Subjects: “…alternative gravitational theories…”
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Quantum gravitational corrections to the geometry of charged AdS black holes by Behnam Pourhassan, Ruben Campos Delgado, Sudhaker Upadhyay, Hoda Farahani, Himanshu Kumar

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Fab Four: When John and George Play Gravitation and Cosmology by J.-P. Bruneton, M. Rinaldi, A. Kanfon, A. Hees, S. Schlögel, A. Füzfa

“…Scalar-tensor theories of gravitation attract again a great interest since the discovery of the Chameleon mechanism and of the Galileon models. …”
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A Study of Charged Cylindrical Gravitational Collapse with Dissipative Fluid by Sanjukta Chakraborty, Subenoy Chakraborty

“…The present works deals with gravitational collapse of cylindrical viscous heat conducting anisotropic fluid following the work of Misner and Sharp. …”
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On Gravitational Casimir Effect and Stefan-Boltzmann Law at Finite Temperature by S. C. Ulhoa, A. F. Santos, T. F. Furtado, F. C. Khanna

“…Finite temperature is introduced by using Thermofield Dynamics formalism. The gravitational Casimir effect and Stefan-Boltzmann law are calculated as a function of temperature. …”
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Study on Test‐Mass Charging for Taiji Gravitational Wave Observatory by Ruilong Han, Minghui Cai, Tao Yang, Liangliang Xu, Qing Xia, Xinyu Jia, Dawei Gao, Mengyao Li, Longlong Zhang, Hongwei Li, Jianwei Han

Subjects: “…gravitational wave…”
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Gravitational Wave and Quantum Graviton Interferometer Arm Detection of Gravitons by John W. Moffat

Subjects: “…gravitational waves…”
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Energy Conditions of Built-In Inflation Models in f(T) Gravitational Theories by Gamal G. L. Nashed

“…We examine the validity of energy conditions of built-in inflation models in f(T) gravitational theories. For this purpose, we formulate the inequalities of energy conditions by assuming the flat and nonflat Friedmann-Robertson-Walker (FRW) universe. …”
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Gravitational Poisson brackets at null infinity compatible with smooth superrotations by Miguel Campiglia, Adarsh Sudhakar

“…Their canonical realization requires treating the celestial metric as a variable in the gravitational phase space, along with the news and shear tensors. …”
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No Need to Know: Toward Astrophysics-free Gravitational-wave Cosmology by Amanda M. Farah, Thomas A. Callister, Jose María Ezquiaga, Michael Zevin, Daniel E. Holz

Subjects: “…Gravitational wave astronomy…”
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Can the New Neutrino Telescopes Reveal the Gravitational Properties of Antimatter? by Dragan Slavkov Hajdukovic

“…If there is such a gravitational repulsion, the gravitational field, deep inside the horizon of a black hole, might create neutrino-antineutrino pairs from the quantum vacuum. …”
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Polarization modes of gravitational waves in scalar-tensor-Rastall theory by Yu-Zhi Fan, Xiao-Bin Lai, Yu-Qi Dong, Yu-Xiao Liu

“…However, in scalar-tensor-Rastall theory, the polarization modes of gravitational waves depend on the parameter space of the theory. …”
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Generalization of the Randall-Sundrum Model Using Gravitational Model F(T,Θ) by S. Davood Sadatian, S. M. Hosseini

“…We first study the standard Randall-Sundrum gravitational model and then add a function containing two parameters as torsion and trace energy-momentum tensor to the main action of the model. …”
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CMB Temperature Polarization Correlation and Primordial Gravitational Waves: WMAP5 by N. J. Miller, B. G. Keating, A. G. Polnarev

“…we continue our study of the CMB temperature polarization (TE) cross-correlation as a source of information about primordial gravitational waves (PGWs). In a previous paper, we considered two methods for detecting PGWs using the TE cross-correlation. …”
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Weyl fermion creation by cosmological gravitational wave background at 1-loop by Azadeh Maleknejad, Joachim Kopp

“…Surprisingly, as we showed in a recent letter [1], this changes at gravitational 1-loop when cosmic perturbations, like a gravitational wave background, are present. …”
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