Particle Physics - Science topic

1] Axions and axion-like particles (ALPs) provide one of the most compelling extensions to the Standard Model (SM) of particle physics, emerging naturally from solutions to the strong CP problem and from string compactifications in high-energy physics. In this paper, we examine axionic field theories beyond the Standard Model, focusing on their imp...

With increasing demands by future and current upgrades of particle physics experiments on rate capabilities and time resolution, the requirements on test beams are also increasing. The current infrastructure at the DESY II test beam facility includes particle tracking telescopes with long integration times, no additional timing but excellent spatia...

This is a brief history of photons, both soft and hard, real and virtual. About 150-100 years ago, Maxwell and Einstein discovered intriguing properties of electromagnetic fields and how to understand them both macroscopically and microscopically. Decades later, physicists developed the theory of renormalized quantum electrodynamics (QED), an incre...

It was recently conjectured that the Standard Model of particle physics resides on a bifurcation diagram generated by the recursive scaling of Higgs coupling. This sequel explores the relationship between the bifurcation diagram and the Path Integral (PI) formalism of Quantum Field Theory (QFT). The long-term goal is to base the Feynman diagrams on...

The Shortest Vector Problem (SVP) is a cornerstone of lattice-based cryptography, underpinning the security of numerous cryptographic schemes like NTRU. Given its NP-hardness, efficient solutions to SVP have profound implications for both cryptography and computational complexity theory. This paper presents an innovative framework that integrates c...

The Pierre Auger Observatory, the world's largest cosmic ray detector, plays a pivotal role in exploring the frontiers of physics beyond the standard model of particle physics. By the observation of ultra-high energy cosmic rays, Auger provides critical insights into two major scenarios: super heavy dark matter and Lorentz invariance violation. Sup...

The Standard Model of particle physics identifies quarks and leptons as the most fundamental constituents of matter. However, the possibility that these entities are composed of even more elementary building blocks-truly primal particles-remains an open question. This paper explores the theoretical framework for such fundamental particles, analysin...

This study presents the design and evaluation of a muon detector using accessible construction materials, specifically a structural muon-sensitive material as a dielectric between two 12 cm x 12 cm electrodes. The goal was to detect cosmic muons by measuring the voltage induced by ionization in the dielectric using a multimeter. The curing process...

This study presents the design and evaluation of a muon detector using accessible construction materials, specifically a structural muon-sensitive material as a dielectric between two 12 cm x 12 cm electrodes. The goal was to detect cosmic muons by measuring the voltage induced by ionization in the dielectric using a multimeter. The curing process...

An asymmetric non-singular bouncing cosmological model is proposed in the framework of a locally scale-invariant scalar-tensor version of the standard model of particle physics and gravitation. The scalar field ϕ is complex. In addition to local scale invariance, the theory is U(1)-symmetric and has a conserved global charge associated with time va...

Dark matter, which constitutes approximately 27% of the universe's energy density, remains one of the greatest unsolved mysteries in physics. While traditionally considered stable, certain models suggest that dark matter may undergo slow decay into Standard Model particles or other exotic forms of radiation. This paper explores the theoretical and...

Skyrmions, topologically protected textures, have been observed in different fields of nanotechnology and have emerged as promising candidates for different applications due to their topological stability, low-power operation, and dynamic response to external stimuli. First introduced in particle physics, skyrmions have since been observed in diffe...

Any unified description of motion that includes the two Lagrangians of general relativity and of the standard model of particle physics with massive neutrinos must conform to the observed invariant Planck limits for speed, action, entropy, and force. First, these four Planck limits are shown to imply that all observed motion-the motion of black hol...

The Standard Model (SM) of particle physics provides an elegant framework for describing fundamental forces and particles. However, it fails to account for several observed phenomena, including dark matter, dark energy, matter-antimatter asymmetry, and quantum gravity. In this paper, we explore theoretical extensions to the SM that provide insights...

A bstract Cosmological correlators encode rich information about physics at the Hubble scale and may exhibit characteristic oscillatory signals due to the exchange of massive particles. Although many 1-loop processes, especially those that break de Sitter (dS) boosts, can generate significant leading signals for various particle models in cosmologi...

Seeking mass patterns is a key to decoding the unknown flavor puzzles in particle physics. Inspired by quark hierarchical masses, the mass matrix can universally be factorized into a family-diagonal phase matrix $K_L^q$ and a real symmetric matrix $M_N^q$ characterized by only two parameters. The factorized structure provides model-independent rule...

Preferred axion models are minimal realizations of the Peccei-Quinn solution to the strong CP problem while providing a dark matter candidate. These models invoke new heavy quarks that interact strongly with the Standard Model bringing them into thermal equilibrium in the early Universe. We show that for a number of these models, the heavy quarks w...

In particle physics, homogeneous calorimeters are used to measure the energy of particles as they interact with the detector material. Although not as precise as trackers or muon detectors, these calorimeters provide valuable insights into the properties of particles by analyzing their energy deposition patterns. Recent advances in material science...

Motivated by the hint for time-dependent dynamical dark energy from an analysis of the DESI Baryon Accoustic Oscillation (BAO) data together with information from the Cosmic Microwave Background (CMB) and Supernovae (SN), we relax the assumption of a vanishing initial velocity for a quintessence field. In particular we focus on pseudo-Nambu-Goldsto...

A bstract The radiation-dominated universe is a key ingredient of the standard Big Bang cosmology. Radiation comprises numerous quantum elementary particles, and the macroscopic behavior of radiation is described by taking the quantum thermal average of its constituents. While the interactions between individual particles and gravitational waves ar...

Assuming isospin conservation, the decay of a \(c\bar{c}\) vector meson into the \(\Lambda \bar{\Sigma }^0+\mathrm{c.c.}\) final state is purely electromagnetic. At the leading order, the \(c\bar{c}\) vector meson first converts into a virtual photon that, then produces the \(\Lambda \bar{\Sigma }^0+\mathrm{c.c.}\) final state. Moreover, such a mec...

A bstract A Muon (Synchrotron) Ion Collider (MuSIC) can be the successor to the Electron-Ion Collider at Brookhaven National Laboratory, as well as the ideal demonstrator facility for a future multi-TeV Muon Collider. Besides its rich nuclear physics and Standard Model particle physics programs, in this work we show that the MuSIC with a TeV-scale...

Cherenkov detectors have been extensively developed and utilized in various scientific fields, including particle physics, astrophysics, and nuclear engineering. These detectors operate based on Cherenkov radiation, which is emitted when a charged particle traverses a dielectric medium at a velocity greater than the phase velocity of light in that...

The Matrix-Element Method (MEM) has long been a cornerstone of data analysis in high-energy physics. It leverages theoretical knowledge of parton-level processes and symmetries to evaluate the likelihood of observed events. In parallel, the advent of geometric deep learning has enabled neural network architectures that incorporate known symmetries...

We summarize and explain the current status of time variations of the electron mass in cosmology, showing that such variations allow for significant easing of the Hubble tension, from the current ∼ 5σ significance, down to between 3.4σ and 1.0σ significance, depending on the precise model and data. Electron mass variations are preferred by Cosmic M...

The High-Altitude Water Cherenkov (HAWC) Observatory is designed to observe astrophysical sources of cosmic and gamma rays with energies from several hundred GeV up to several hundred TeV. HAWC is a survey instrument that maps a significant fraction of the gamma-ray sky due to its wide field of view. HAWC has extensively studied galactic sources of...

In the context of non-standard cosmologies, an early matter-dominated (EMD) era can significantly alter the conventional dark matter (DM) genesis. In this work, we reexamine the impact of an EMD on the weakly- and feebly-interacting massive particle (WIMP and FIMP) paradigms. EMD eras significantly modify the genesis of DM because of the change in...

Ao abordarmos assuntos sobre a Física é natural pensarmos no nome de importantes cientistas, tais como: Isaac Newton, Albert Einstein, Stephen Hawking, dentre outros físicos. Porém, pouco se comenta sobre físicos brasileiros, como César Lattes, e sobre a ciência nacional. Desse modo, considerando as contribuições deste cientista para o desenvolvime...

A bstract The cosmic microwave background (CMB) spectrum is an extraordinary tool for exploring physics beyond the Standard Model. The exquisite precision of its measurement makes it particularly sensitive to small effects caused by hidden sector interactions. In particular, CMB spectral distortions can unveil the existence of dark photons which ar...

A bstract We study the dynamics and interactions of the solitonic domain walls that occur in realistic axion electrodynamics models including the Chern-Simons interaction, aϵ μνλσ F μν F λσ , between an axion a ( x ) of mass m a , and a massless U(1) gauge field, e.g. EM, interacting with strength α = e ² /4 π with charged matter, e.g. electron-pos...

A bstract In this paper, we investigate the dynamics of the nucleating scalar field during the first-order phase transitions by incorporating one-loop corrections of classical fluctuations. We assume that a high-temperature expansion is valid — where the mass of the scalar field is significantly smaller than the temperature — so that we can treat t...

The morphology and surface chemistry of silica particles can be easily tuned via the co-condensation of organo-alkoxides with TEOS. Surface charge, particle density, size and size distribution were all dependent on the precursor combination used.

The laser of an intense electromagnetic field provides an important tool to study the strong-field particle physics. The nonlinear Compton scattering was observed in the collision of an ultrarelativistic electron beam with a laser pulse in the 1990s. The precision measurement of the nonlinear Compton scattering shines the light on the studies of st...

Quantum simulation of lattice gauge theories is an important avenue to gain insights into both particle physics phenomena and constrained quantum many-body dynamics. There is a growing interest in probing analogs of high energy collision phenomena in lattice gauge theories that can be implemented on current quantum simulators. Motivated by this, we...

An arrangement of hypersurfaces in projective space is SNC if and only if its Euler discriminant is nonzero. We study the critical loci of all Laurent monomials in the equations of the smooth hypersurfaces. These loci form an irreducible variety in the product of two projective spaces, known in algebraic statistics as the likelihood correspondence...

Highly accurate and precise electronic structure calculations of heavy radioactive atoms and their molecules are important for several research areas, including chemical, nuclear, and particle physics. Ab initio quantum chemistry can elucidate structural details in these systems that emerge from the interplay of relativistic and electron correlatio...

A high-repetition-rate pulsed muon source operating at approximately 50\,kHz holds the potential to significantly enhance the sensitivity of various particle physics and material science experiments involving muons. In this article, we propose utilizing the high-repetition-rate pulsed electron beam at the SHINE facility to generate a surface muon b...

Fundamental physical constants govern key effects in high-energy particle physics and astrophysics, including the stability of particles, nuclear reactions, formation and evolution of stars, synthesis of heavy nuclei and emergence of stable molecular structures. Here, we show that fundamental constants also set an upper bound for the frequency of p...

This work provides a comprehensive exploration of the hierarchy problem, a central puzzle in particle physics that questions the stability of the electroweak scale in the presence of quantum corrections. We examine how the Standard Model, while phenomenologically successful, suffers from severe fine-tuning issues due to large quadratic divergences...

The electroweak phase transition (EWPT) is crucial for cosmology and particle physics, with a profound impact on electroweak baryogenesis, symmetry breaking, and gravitational wave (GW) signals. However, many studies overlook key aspects of EWPT dynamics, leading to misidentified patterns and overestimated GW signals. To address these gaps, we pres...

When two non-relativistic particles interact resonantly in three dimensions, an infinite tower of three-body bound states emerges, exhibiting a discrete scale invariance. This universal phenomenon, known as the Efimov effect, has garnered extensive attention across various fields, including atomic, nuclear, condensed matter, and particle physics. I...

We study a scenario in which the expansion of the Early Universe is driven by a hot hidden sector (HS) with an initial temperature T' that is significantly higher than that of the visible sector (VS), T' ≫ T. The latter is assumed to be made of Standard Model (SM) particles and our main focus is on the possibility that dark matter (DM) is part of t...

A bstract We perform an analysis of a number of approximations and methods used in numerical simulations of real-time Kadanoff-Baym equations based on truncations of the 2PI effective action. We compare the loop expansion to the 1/N expansion and compare their classical limit to classical-statistical simulations. We also compare implementations bas...

This paper presents a critical review of existing Zitterbewegung models of the electron, assessing their compatibility with Dirac theory, special relativity, and observed particle physics data. We highlight the strengths and limitations of each model, while also introducing a perspective of the electron based on field dynamics rather than particle...

Global interpretations of particle physics data within the framework of the Standard Model Effective Field Theory (SMEFT), including their matching to UV-complete models, involve energy scales potentially spanning several orders of magnitude. Relating these measurements among them in terms of a common energy scale is enabled by the Renormalisation...

We propose a robust methodology to evaluate the performance and computational efficiency of non-parametric two-sample tests, specifically designed for high-dimensional generative models in scientific applications such as in particle physics. The study focuses on tests built from univariate integral probability measures: the sliced Wasserstein dista...

KM3NeT/ORCA is an underwater neutrino telescope under construction in the Mediterranean Sea. Its primary scientific goal is to measure the atmospheric neutrino oscillation parameters and to determine the neutrino mass ordering. ORCA can constrain the oscillation parameters Δm ² 31 and θ 23 by reconstructing the arrival direction and energy of multi...

The null result of the Michelson-Morley experiment has historically been interpreted as evidence against the existence of a luminiferous ether. This paper proposes an alternative interpretation, positing that the experiment's outcome suggests a structured, immobile medium described by a quaternion-based mathematical framework. This model proposes n...

A bstract Non-perturbative gravitational effects induce explicit global symmetry breaking terms within axion models. These exponentially suppressed terms in the potential give a mass contribution to the axion-like particles (ALPs). In this work we investigate this scenario with a scalar field charged under a global U(1) symmetry and having a non-mi...

The decays of pions, the lightest particles composed of quarks, provide important insight into fundamental questions in particle physics including basic symmetries, the universality of fermionic weak interactions, and aspects of the strong interaction described by Quantum Chromodynamics (QCD). An introduction to the theoretical and experimental stu...

This article demonstrates how the transition from a twisted spectral triple to a pseudo-Riemannian spectral triple arises within an almost-commutative spectral triple. This suggests that the noncommutative part itself is responsible for the signature change. This opens a new perspective on the signature problem, suggesting that the almost-commutati...

Heavy neutral leptons (HNLs) are constrained by requirements of Big Bang Nucleosynthesis (BBN) as their decays significantly impact the formation of the primordial elements. We propose here a model where the primary decay channel for the HNLs is to an axion-like particle (ALP) and a neutrino. Consequently, HNLs can decay earlier and evade the BBN b...

Graph-based learning has achieved remarkable success in domains ranging from recommendation to fraud detection and particle physics by effectively capturing underlying interaction patterns. However, it often struggles to generalize when distribution shifts occur, particularly those involving changes in network connectivity or interaction patterns....

This work presents a rigorous analysis of a composite photon model that unifies its behavior in both the real and imaginary domains. By starting from base principles, we construct a model in which the photon consists of: An Internal Core: Assigned an effective mass: m_core = h / (2π² R² f) Propagates upward with a constant speed. Two Massless, En...

Obtaining a precise form for the predicted gravitational wave (GW) spectrum from a phase transition is a topic of great relevance for beyond Standard Model (BSM) physicists. Currently, the most sophisticated semi-analytic framework for estimating the dominant contribution to the spectrum is the sound shell model; however, full calculations within t...

As a matter of fact, accelerators are a common facility for particle physics research contemporarily. This study provides a comprehensive overview of the latest advancements and experimental proposals in the field of particle accelerators. Particle accelerators have been instrumental in major breakthroughs in modern physics, such as the discovery o...

We explore a purely gravitational origin of observed baryon asymmetry and dark matter (DM) abundance from asymmetric Hawking radiation of light primordial black holes (PBH) in presence of a non-zero chemical potential, originating from the space-time curvature. Considering the PBHs are described by a Reissner-Nordström metric, and are produced in a...

This paper examines the function of particle therapy, a novel form of radiation therapy (RT) that has gained popularity and quick advancement in recent years, in interdisciplinary care. Proton beam therapy (PBT), carbon-ion beam therapy (CIBT), and boron neutron capture therapy (BNCT) are the three particle therapies that are currently used to trea...

We introduce 1P1Q, a novel quantum data encoding scheme for high-energy physics (HEP), where each particle is assigned to an individual qubit, enabling direct representation of collision events without classical compression. We demonstrate the effectiveness of 1P1Q in quantum machine learning (QML) through two applications: a Quantum Autoencoder (Q...

As shown by Dyson in his famous paper “Missed Opportunities”, it follows, even from purely mathematical considerations, that quantum Poincare symmetry is a special degenerate case of quantum de Sitter symmetries. Thus, the usual explanation of why, in particle physics, Poincare symmetry works with a very high accuracy is as follows. A theory in de...

Five-point functions and five-body wave functions play an important role in many areas of nuclear and particle physics, e.g., in 2 -> 3 scattering processes, in the five-gluon vertex, or in the study of pentaquarks. In this work we consider the permutation group S5 to facilitate the description of such objects. We work out the multiplets transformi...

Diese Publikation integriert zwei wesentliche Perspektiven der Informationsverarbeitung in der Natur: Zum einen die evolutionären Meilensteine, die zur Entstehung von Bewusstsein führen-verstanden als die erfahrbare Interpretation neurobiologischer Prozesse-, und zum anderen die fundamentalen Informationswelten, wie sie im Standardmodell der Teilch...

Diese Publikation untersucht die fundamentalen Informationswelten, wie sie durch das Standardmodell der Teilchenphysik beschrieben werden. Insbesondere wird zwischen der Fermionen-Welt, die die materielle Struktur (Quarks und Leptonen) trägt, und der Bosonen-Welt, welche die dynamischen Wechselwirkungen (Photonen, Gluonen, W-und Z-Bosonen sowie das...

This publication integrates two essential perspectives on information processing in nature: the evolutionary milestones leading to the emergence of consciousness-understood as the experiential interpretation of neurobiological processes-and the fundamental information worlds as described by the Standard Model of particle physics. On the biological...

This publication examines the fundamental information worlds as described by the Standard Model of particle physics. In particular, it distinguishes between the fermionic world-which carries the material structure (quarks and leptons)-and the bosonic world, which mediates the dynamic interactions (photons, gluons, Wand Z-bosons, as well as the Higg...

For many years there has been an aspiration within the community to develop curved silicon detectors for particle physics applications. We present the results from 10 x 10cm low mass support modules as a part of the "ZeroMass" project that aims to minimise the material budget for tracking and vertexing systems for future colliders. We use 50 {\mu}m...

The study of protons, fundamental constituents of atomic nuclei, is crucial for understanding nuclear physics and fundamental forces. This review examines advancements in extracting electromagnetic form factors, essential for probing proton structure. Electron-proton scattering experiments, particularly at Jefferson Lab (JLab) and Mainz Microtron (...

Throughout history, scientific revolutions have transformed once-radical ideas into foundational principles. From heliocentrism to relativity and quantum mechanics, theories initially dismissed as speculative have repeatedly redefined our understanding of reality. Today, a new generation of fringe physics theories stands at a similar crossroads. Co...

In the presence of a light singlet-like scalar state, the Bino-dominated dark matter (DM) candidate in the $\mathbb{Z}_3$-NMSSM exhibits significant differences from its counterpart in the MSSM, both in terms of intrinsic properties and mechanisms governing DM relic density and detection. Motivated by recent advancements in particle physics experim...

We propose a novel approach to real-time anomaly detection at the Large Hadron Collider, aimed at enhancing the discovery potential for new fundamental phenomena in particle physics. Our method leverages the Latent Outlier Exposure technique and is evaluated using three distinct anomaly detection models. Among these is a novel adaptation of the var...

Primordial Black Holes (PBHs) are hypothesized to have formed in the early universe due to density fluctuations. If a significant fraction of dark matter consists of PBHs, this could resolve the nature of dark matter without invoking new particle physics. This paper explores the theoretical framework, formation mechanisms, observational constraints...

High-energy physics simulations traditionally rely on classical Monte Carlo methods to model complex particle interactions, often incurring significant computational costs. In this paper, we introduce a novel quantum-enhanced simulation framework that integrates discrete-time quantum walks with quantum amplitude estimation to model photon interacti...

A bstract Feebly Interacting Particles are a commonly considered extension to the Standard Model of Particle Physics. In many theoretical frameworks these particles can explain observed physical phenomena which are in tension with the current model. ALP i NIST is a simplified Monte Carlo framework aimed at evaluating past, present, and future, shor...

Primordial black holes (PBHs) are a promising candidate for dark matter, as they can form in the very early universe without invoking new particle physics. This work explores PBH formation within a curvaton scenario featuring an ultraslow-roll (USR) phase. An inflaton–curvaton mixed field model is presented, where the inflaton drives early inflatio...

A 2020 physics critique report for Year 4 MSci Physics with Particle Physics & Cosmology with the University of Birmingham, School of Physics & Astronomy. Muon colliders are a proposed next-generation particle accelerator which benefit from the muon's fundamentality and relatively high mass to perform simultaneous high precision, high energy experi...

Gravity is a universal force acting on all forms of matter and energy, but the elusive nature of dark matter (DM) raises the question of whether gravitational interactions are identical for DM and Standard Model (SM) particles. This paper examines the gravitational response of both DM and SM particles using general relativity, particle physics, and...

A bstract We discuss a no-boundary proposal for a subregion of the universe. In the classical approximation, this density matrix involves finding a specific classical solution of the equations of motion with no boundary. Beyond the usual no boundary condition at early times, we also have another no boundary condition in the region we trace out. We...

A bstract We study supercooled first-order phase transitions above the QCD scale in a wide class of conformal Majoron-like U(1)′ models that explain the totality of active neutrino oscillation data and produce a detectable stochastic gravitational wave background (SGWB) at LIGO, LISA and ET. We place constraints on the U(1)′ breaking scale and gaug...

We propose a minimal extension of the Standard Model (SM) that addresses both the smallness of neutrino masses and the dark matter (DM) puzzle via the inverse seesaw mechanism and an axion portal fermionic DM. This model generates light neutrino masses without requiring high energy scales, enhancing its testability in future collider experiments. A...

When light primordial black holes (PBHs) evaporate in the early Universe, they locally reheat the surrounding plasma, creating hot spots with temperatures that can be significantly higher than the average plasma temperature. In this work, we provide a general framework for calculating the probability that a particle interacting with the Standard Mo...

A bstract Inflation correlators with massive exchanges are central observables of cosmological collider physics, and are also important theoretical data for us to better understand quantum field theories in dS. However, they are difficult to compute directly due to many technical complications of the Schwinger-Keldysh integral. In this work, we ini...

The purpose of this paper is to present a detailed description of the Planckian stage of the unified model of natural evolution (UMNE) and the transition from the Einsteinian stage to the Darwinian stage. The model consists of four stages: Planckian, Einsteinian, Darwinian, and Intellectual. Planck’s universe is described as a collection of entangl...

A bstract We compute the QCD axion contribution to the energy density of dark radiation, parameterized by ∆ N eff , by solving Boltzmann equations for the momentum distribution functions including the effects of quantum statistics for all particles involved in the axion production processes. This approach gives precise prediction for ∆ N eff indepe...

We develop a theoretical biophysics framework integrating virophysics and advanced PDE analysis to model damped viral phonon dynamics under multiplicative noise. Our approach accommodates unbounded viral lattices by lifting a non self adjoint single lattice operator (assumed m sectorial or maximally dissipative) with external forcing or operator va...

Simultaneous breaking of time reversal and inversion symmetries in multiferroics couples ferroelectricity to magnetism and is a source of unusual physical phenomena that can be used in next-generation electronic devices. A notable example is DyFeO$_3$, which under applied magnetic fields exhibits a giant linear magnetoelectric response and a large...

Resistive Plate Chamber detectors are largely employed in current High Energy Physics experiments, thanks to their relatively low cost and good spatial/time resolution. They are typically operated in avalanche mode with large fractions of Tetrafluoroethane (C2H2F4), a gas recently banned by the European Union due to its high Global Warming Potentia...

Motivated by the ${\pi}{\pi}$ puzzle in nonleptonic $B$ decays in the time of high-precision and huge-data for particle physics, we restudy the $\overline{B}$ ${\to}$ ${\pi}{\pi}$ decays with QCD factorization approach. An additional contributions from the color-octet current matrix elements (COCME) which are unnoticed in almost all the previous ca...

The Discrete Element Method (DEM) has been widely used to study the macro–micro behaviour of granular materials at large strains (>1%). However, investigations over a wider strain range are lacking. This study conducts DEM triaxial tests on specimens with different particle physical properties to examine their influence on macro–micro behaviour fro...

In complex idealism imaginary universal flow is an always changing imaginary number. The exponentiation of the imaginary flow results in rotations outside space and time. These rotations are a combination of unit circles that represent a quantity with a corresponding unit. Their sum results in a superposition complex energy function. The path integ...

We propose to study a smooth variant of the μ-hybrid inflation model and a non-minimal Higgs model of inflation with quartic non-minimal coupling between the Higgs field and gravity within the context of a realistic GUT gauge group based on supersymmetric SU(4) C × SU(2) L × SU(2) R . These models are incorporated with a realistic scenario of rehea...

The availability of precise and accurate simulation is a limiting factor for interpreting and forecasting data in many fields of science and engineering. Often, one or more distinct simulation software applications are developed, each with a relative advantage in accuracy or speed. The quality of insights extracted from the data stands to increase...

We perform a systematic study of BBN constraints from photodisintegration for scenarios in which dark-matter annihilations are resonantly-enhanced. To this end, we implement and make available a new class ResonanceModel within an updated version v1.3.0 of ACROPOLIS. While the corresponding implementation is done in a rather model-independent way, w...

The non-destructive readout capability of the Skipper Charge Coupled Device (CCD) has been demonstrated to reduce the noise limitation of conventional silicon devices to levels that allow single-photon or single-electron counting. The noise reduction is achieved by taking multiple measurements of the charge in each pixel. These multiple measurement...

A bstract Pair-creation of charged particles in a strong gauge-field background — the renowned Schwinger effect — can strongly alter the efficiency of gauge-field production during axion inflation. It is therefore crucial to have a clear understanding and proper description of this phenomenon to obtain reliable predictions for the physical observab...

A bstract While topologically stable cosmic strings are disfavoured by the recent observation of nHz stochastic gravitational waves (GW) by Pulsar Timing Arrays (PTA), e.g., NANOGrav, cosmic metastable strings and superstrings are not. However, because the gravitational waves from all classes of strings generally span a wide range of frequencies, t...

The main objective of this work is to reject-geometry by presenting a novel comprehensive explanation for the gravitational force field. This novel approach can be thought of as the stronger version of the General Relativity. This work postulates that spacetime geometry is the direct reflection of the matter-energy content of the universe. It propo...

This review examines Quinta Essentia: A Practical Guide to Space-Time Engineering (Parts 2, 3, 4), a work that introduces the Electro-Gravi-Magnetic (EGM) Construct — a novel, engineering-inspired reinterpretation of gravity. By recasting gravitational effects as refractive phenomena emerging from electromagnetic interactions within a polarizable v...

Recent breakthroughs in research and experimentation have led to the identification of numerous exotic states in particle physics. Each new discovery not only sparks excitement for future findings but also fuels interest in uncovering additional unknown states. Motivated by this perspective and the recent identification of both standard and exotic...

The observation of neutrino oscillations has established that neutrinos have non-zero masses. This phenomenon is not explained by the Standard Model of particle physics, but one viable explanation to this dilemma involves the existence of heavy neutral leptons in the form of right-handed neutrinos. This work presents the first search for heavy neut...

We study the cosmological impact of warm, dark-sector relic particles produced as Hawking radiation in a primordial-black-hole-dominated universe before big bang nucleosynthesis. If these dark-sector particles are stable, they would survive to the present day as Hawking relics and modify the growth of cosmological structure. We show that such relic...