## last week in physics

## 730

new preprints about physics in the last week## arXiv

most active server in physics in the last week#### most popular topics mentioned by preprints

### black holes

18 preprintsDecomposition of total stress-energy for the generalised Kiselev **black**
**hole**

**black**

**holes**.

arXiv

Thermodynamic Geometry of AdS **Black** **Holes** and Black **Hole**s in a Cavity

**black**

**holes**.

arXiv

A model problem for quasinormal ringdown on asymptotically flat or
extremal **black** **holes**

arXiv

### magnetic fields

14 preprintsZero-magnetic-**field** Hall effects in artificially corrugated bilayer
graphene

**magnetic**

**fields**(Berry curvatures) exist.

arXiv

Constraints on primordial **magnetic** **fields** from **magnetical**ly-induced
perturbations: current status and future perspectives with LiteBIRD and
future ground based experiments

**magnetic**

**fields**generated prior to the recombination using CMB temperature and polarization anisotropy data from Planck 2018 release, alone and in combination with those from BICEP2/Keck array and the South Pole Telescope.

arXiv

Scanning **Magnetic** Microscope Using A Hall-Effect Sensor for Images of Remanent Magnetization **Fields**

**magnetic**microscopy is a new tool that has recently been used to map magnetic

**fields**with good spatial resolution and

**field**sensitivity.

Preprints.org

### state of the art

11 preprintsEntity Summarization: **State** **of** **the** **Art** and Future Challenges

**the**magnitude

**of**semantic data, in particular the large number of triples describing an entity, could overload users with excessive amounts of information.

arXiv

Meemi: A Simple Method for Post-processing Cross-lingual Word Embeddings

**state**-of-the-

**art**approaches learn these embeddings by aligning two disjoint monolingual vector spaces through an orthogonal transformation which preserves

**the**structure

**of**the monolingual counterparts.

arXiv

Deep Weakly-Supervised Domain Adaptation for Pain Localization in Videos

**the**RECOLA dataset and weakly-labeled target domain UNBC-McMaster videos indicate that the proposed deep WSDA approach can achieve a significantly higher level

**of**sequence (bag)-level and frame (instance)-level pain localization accuracy than related...

arXiv

### many body

11 preprintsQuantum **many**-**body** scars from virtual entangled pairs

arXiv

Slow Thermalization of Exact Quantum **Many**-**Body** Scar States Under
Perturbations

arXiv

Observation of quantum **many**-**body** effects due to zero point fluctuations
in superconducting circuits

**many**exciting prospects for longstanding quests such as the tailoring of many-

**body**Hamiltonians in the strongly non-linear regime, the observation of Bloch oscillations, or the development of high-impedance qubits.

arXiv

### hall effect

11 preprintsZero-magnetic-field **Hall** **effects** in artificially corrugated bilayer
graphene

**Hall**

**effects**are observed in an artificially corrugated bilayer graphene system in which strain and interlayer coupling are specially engineered to induce pseudo-magnetic fields and break the spatial inversion symmetry.

arXiv

Scanning Magnetic Microscope Using A **Hall**-**Effect** Sensor for Images of Remanent Magnetization Fields

**Hall**-

**effect**sensors at room temperature that achieves a spatial resolution of 200 µm.

Preprints.org

Thermal **Hall** **effect**, spin Nernst effect, and spin density induced by
thermal gradient in collinear ferrimagnets from magnon-phonon interaction

**Hall**conductivity and spin Nernst

**effect**in collinear ferrimagnets on a honeycomb lattice with broken inversion symmetry between the nearest neighbors.

arXiv

### field theory

11 preprintsFusion and positivity in chiral conformal **field** **theory**

**field**

**theories**, both of which have had a significant impact on related mathematical areas of study.

arXiv

Proof of the quantum null energy condition for free fermionic **field**
**theories**

arXiv

The Dynamic Ligand **Field** of a Molecular Qubit: Decoherence Through Spin–Phonon Coupling

**field**

**theory**model to describe and quantify the nature of spin–phonon coupling terms in S = 1/2 transition metal complexes.

chemRxiv

### neural networks

10 preprintsWhy bigger is not always better: on finite and infinite **neural** **networks**

**neural**

**networks**become Gaussian process (GP) distributed when we take the number of channels to infinity.

arXiv

Spiking **neural** **networks** trained with backpropagation for low power
neuromorphic implementation of voice activity detection

**Neural**

**Networks**(SNNs) to perform inference at very low energy consumption.

arXiv

Personalizing Graph **Neural** **Networks** with Attention Mechanism for
Session-based Recommendation

**Neural**

**Networks**with Attention Mechanism, A-PGNN for brevity.

arXiv

### dark matter

9 preprintsSearching for scalar **dark** **matter** with compact mechanical resonators

arXiv

The **dark** **matter** component of the Gaia radially anisotropic substructure

**dark**

**matter**particle masses below approximately 10 GeV, direct detection exclusion limits for the simulated halos with the anisotropic stellar population show a mild shift towards smaller masses compared to the commonly adopted Standard Halo Model.

arXiv

Multi-Channel Direct Detection of Light **Dark** **Matter**: Theoretical
Framework

**dark**

**matter**scattering, and provide a common reference to connect dark matter theories with ongoing and future direct detection experiments.

arXiv

### good agreement

9 preprintsInnovative Strategies for Bearing Lubrication Simulations

**good**

**agreement**and reasonable savings in terms of computational effort.

Preprints.org

Deep GMRT 610 MHz Observations of the ELAIS N1 Field : Catalogue and Source Counts

arXiv

Shannon Entropy Applied to the Planar Restricted Three-Body Problem

**good**

**agreement**in all cases, not only with respect to average values but also in their dispersion for near-by trajectories

arXiv

### first principles

9 preprintsTemperature-dependent magnetocrystalline anisotropy of rare
earth/transition metal permanent magnets from **first** **principles**: The light
RCo$_5$ (R=Y, La-Gd) intermetallics

arXiv

Single Boron Atom Anchored on graphitic carbon nitride nanosheet
(B/g-C$_2$N) as a photocatalyst for Nitrogen fixation: A **First**-Principles
Study

arXiv

Boron doping in gallium oxide from **first** **principles**

arXiv

### functional theory

8 preprintsBenchmarking Electronic Structure Methods for Accurate Fixed-Charge Electrostatic Models

**functional**

**theory**(DFT) methods, together with appropriate augmented basis sets and a continuum solvent model, can yield molecular dipole moments that are both more strongly and more uniformly overpolarized.

chemRxiv

High electrical conductivity in the epitaxial polar metals LaAuGe and LaPtSb

arXiv

Theoretical Examination of Efficiency of Anthocyanidins as Sensitizers in Dye-Sensitized Solar Cells

**functional**

**theory**(DFT), to calculate parameters such as frontier...

chemRxiv

### boundary conditions

8 preprintsPoisson CNN: Convolutional Neural Networks for the Solution of the
Poisson Equation with Varying Meshes and Dirichlet **Boundary** **Conditions**

arXiv

Revisiting the Casimir Energy with General **Boundary** **Conditions**, and
applications in 1D Crystals

**boundary**

**conditions**allowed by the principles of quantum field theory.

arXiv

H\"older kernel estimates for Robin operators and Dirichlet-to-Neumann operators

arXiv

### machine learning

8 preprintsDistinguishing between paediatric brain tumour types using
multi-parametric magnetic resonance imaging and **machine** **learning**: a
multi-site study

**machine**

**learning**classifier with greater than 80 percent predictive precision.

arXiv

Predicting the required pre-surgery blood volume in surgical patients based on **machine** **learning**

**machine**

**learning**algorithms were used to build prediction models.

medRxiv

Novel pre-burst stage of gamma-ray bursts from **machine** **learning**

arXiv

### cross sections

7 preprintsNeutrino-nucleus **cross** **sections** for W-boson and trident production

arXiv

Interpretation of $Y_b (10753)$ as a tetraquark and its production mechanism

arXiv

Liquid Argon TPC Trigger Development with SBND

**cross**-

**sections**and searches for sterile neutrino oscillations as part of three LArTPCs that make up the Short Baseline Neutrino (SBN) Program at Fermilab.

arXiv

### cosmic ray

7 preprintsCHANG-ES XIV: **Cosmic**-**ray** propagation and magnetic field strengths in the
radio halo of NGC 4631

arXiv

Classifying the **Cosmic**-**Ray** Proton and Light Groups on the LHAASO-KM2A
Experiment with the Graph Neural Network

arXiv

Toward a robust inference method for the likelihood of low-luminosity
gamma-**ray** bursts to be progenitors of ultrahigh-energy **cosmic** **rays**
correlating with starburst galaxies

arXiv

### spin orbit

7 preprintsPurely interfacial and highly tunable **spin**-**orbit** torque operating
field-effect transistor in graphene doubly proximitized by two-dimensional
magnet Cr$_2$Ge$_2$Te$_6$ and WS$_2$

arXiv

Acoustic spin-Chern insulator induced by synthetic spin-**orbit** coupling
with **spin** conservation breaking

**spin**-

**orbit**coupling, a crucial ingredient of topological insulators.

arXiv

Walker breakdown with a twist: Dynamics of multilayer domain walls and
skyrmions driven by **spin**-**orbit** torque

**spin**-

**orbit**torque.

arXiv

### phase transition

7 preprintsA more attractive scheme for radion stabilization and supercooled **phase**
**transition**

arXiv

**Phase** **transition** of capacity for the uniform $G_{\delta}$-sets

arXiv

Finite-temperature topological entanglement entropy for CSS codes

**phase**

**transitions**of CSS codes.

arXiv

### stellar mass

7 preprintsThe Impact of Wind Scalings on **Stellar** Growth and the Baryon Cycle in
Cosmological Simulations

arXiv

Testing Galaxy Formation Simulations with Damped Lyman-${\alpha}$ Abundance and Metallicity Evolution

arXiv

Relativistic Mean Motion Resonance

**stellar**

**mass**black holes surrounding the supermassive black hole could be locked into resonances as they enter the LISA band, and this would affect their gravitational wave waveforms.

arXiv

### space time

6 preprintsWaves of **space**-**time** from a collapsing compact object

arXiv

An exactly mass conserving **space**-**time** embedded-hybridized discontinuous
Galerkin method for the Navier-Stokes equations on moving domains

**space**-

**time**EHDG, EDG, and HDG methods.

arXiv

C4 **Space**-Time.. A Window to New Physics?

**space**-

**time**in the symplectic 8-d real space-time (symplectic R8 is algebraically isomorphic to C4), we derive the usual geodesic equation of a charged particle in gravitational eld, plus new information which is interpreted.

Preprints.org

### gravitational wave

6 preprintsCross-correlation of the astrophysical **gravitational**-**wave** background
with galaxy clustering

**gravitational**-

**wave**background when combined with near-future galaxy surveys, is a powerful probe for both

**gravitation**al-wave merger physics and cosmology.

arXiv

**Gravitational** **wave** stochastic background from cosmological particle
decay

**gravitational**

**waves**because of the "memory effect".

arXiv

Measuring the net circular polarization of the stochastic **gravitational**
**wave** background with interferometers

arXiv

### gamma ray

6 preprintsValidation of open-source science tools and background model
construction in $\gamma$-**ray** astronomy

arXiv

Toward a robust inference method for the likelihood of low-luminosity
**gamma**-**ray** bursts to be progenitors of ultrahigh-energy cosmic **rays**
correlating with starburst galaxies

arXiv

Novel pre-burst stage of **gamma**-**ray** bursts from machine learning

arXiv

### degrees of freedom

6 preprintsNon-reciprocal hidden **degrees** **of** **freedom**: A unifying perspective on
memory, feedback, and activity

**degrees**

**of**

**freedom**renders non-Markovian, one-variable Langevin descriptions with complex types of memory, for which we find a generalized second law involving information flow.

arXiv

Unsupervised decoding **of** spinal motor neuron spike trains for estimating
hand kinematics following targeted muscle reinnervation

**degrees**

**of**

**freedom**.

arXiv

Certification **of** high-dimensional entanglement generated in
Hong-Ou-Mandel interference

**degrees**

**of**

**freedom**, in particular in the context of high-dimensional quantum information processing protocols.

arXiv

### transition metal

6 preprintsMoB2:a new multifunctional **transition** **metal** diboride monolayer

**transition**

**metal**diboride 2D materials.

arXiv

Computational Screening of **Transition** **Metal** /p-block Hybrid Electrocatalysts for CO2 Reduction

**transition**

**metal**-p block catalysts for...

chemRxiv

Temperature-dependent magnetocrystalline anisotropy of rare
earth/**transition** **metal** permanent magnets from first principles: The light
RCo$_5$ (R=Y, La-Gd) intermetallics

arXiv

### neutrino masses

5 preprints**Neutrino** **masses** in an $SU(4)\times U(1)$ -- electroweak model with a
scalar decuplet

arXiv

Effective **neutrino** **masses** in KATRIN and future tritium beta-decay
experiments

**neutrino**

**masses**by including current experimental information from neutrino oscillations, beta decay, neutrinoless double-beta decay and cosmological observations.

arXiv

A modular $A_4$ symmetry realization of two-zero textures of the
Majorana **neutrino** **mass** matrix

arXiv

### topological insulator

5 preprintsTransport on a **topological** **insulator** surface with a time-dependent
magnetic barrier

arXiv

Novel self-epitaxy for inducing superconductivity in a **topological**
**insulator** with a record-high transparency

arXiv

Pulsed laser deposition of highly c-axis oriented thin films of BSTS
**topological** **insulator**

**topological**

**insulator**(TI) BiSbTe1.5Se1.5 (BSTS) thin films by pulsed laser deposition (PLD) technique.

arXiv