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36 Results Found

  • Article
  • Open Access
3 Citations
5,105 Views
12 Pages

In this work, we present some results relating to the issue of the Loop Quantum Black Holes (LQBH) thermodynamics by the use of the tunneling radiation formalism. The information loss paradox is also discussed in this context, and we have considered...

  • Article
  • Open Access
6 Citations
3,943 Views
32 Pages

Influence of an External Electric Field and Dissipative Tunneling on Recombination Radiation in Quantum Dots

  • Vladimir D. Krevchik,
  • Aleksei V. Razumov,
  • Mikhail B. Semenov,
  • Saygid U. Uvaysov,
  • Vladimir P. Kulagin,
  • Paweł Komada,
  • Saule Smailova and
  • Aisha Mussabekova

9 February 2022

The effect of an external electric field and dissipative tunneling on the spectral intensity of recombination radiation in a quantum dot with an A+ + e impurity complex (a hole localized on a neutral acceptor interacting with an electron localized in...

  • Article
  • Open Access
3 Citations
1,799 Views
14 Pages

28 November 2023

In the spacetime of a linearly accelerating Kinnersley black hole, the Lorentz-breaking theory is used to modify the dynamical equations of Dirac particles by selecting gamma matrices and aether-like field vectors in the curved spacetime of this blac...

  • Review
  • Open Access
24 Citations
19,942 Views
42 Pages

17 November 2023

It is well established that cells, tissues, and organisms exposed to low doses of ionizing radiation can induce effects in non-irradiated neighbors (non-targeted effects or NTE), but the mechanisms remain unclear. This is especially true of the initi...

  • Article
  • Open Access
56 Citations
3,876 Views
12 Pages

Effect of Quantum Gravity on the Stability of Black Holes

  • Riasat Ali,
  • Kazuharu Bamba and
  • Syed Asif Ali Shah

5 May 2019

We investigate the massive vector field equation with the WKB approximation. The tunneling mechanism of charged bosons from the gauged super-gravity black hole is observed. It is shown that the appropriate radiation consistent with black holes can be...

  • Article
  • Open Access
8 Citations
2,437 Views
9 Pages

1 December 2022

The double Hawking temperature T=2TH appears in some approaches to the Hawking radiation when the radiation is considered in terms of the quantum tunneling. We consider the origin of such unusual temperature for the black hole horizon and also for th...

  • Article
  • Open Access
5 Citations
2,135 Views
16 Pages

This paper investigates the performance of vacuum gate dielectric doping-free carbon nanotube/nanoribbon field-effect transistors (VGD-DL CNT/GNRFETs) via computational analysis employing a quantum simulation approach. The methodology integrates the...

  • Article
  • Open Access
4 Citations
4,459 Views
10 Pages

Quantum Corrected Non-Thermal Radiation Spectrum from the Tunnelling Mechanism

  • Subenoy Chakraborty,
  • Subhajit Saha and
  • Christian Corda

12 June 2015

The tunnelling mechanism is today considered a popular and widely used method in describing Hawking radiation. However, in relation to black hole (BH) emission, this mechanism is mostly used to obtain the Hawking temperature by comparing the probabil...

  • Article
  • Open Access
2 Citations
1,051 Views
13 Pages

25 August 2025

The Lorentz-breaking theory not only modifies the geometric structure of curved spacetime but also significantly alters the quantum dynamics of bosonic and fermionic fields in black hole spacetime, leading to observable physical effects on Hawking te...

  • Article
  • Open Access
16 Citations
2,242 Views
8 Pages

Stability Analysis of Charged Rotating Black Ring

  • Riasat Ali,
  • Kazuharu Bamba,
  • Muhammad Asgher,
  • Muhammad Fawad Malik and
  • Syed Asif Ali Shah

13 July 2020

We study the electromagnetic field equation along with the WKB approximation. The boson tunneling phenomenon from charged rotating black ring (CRBR) is analyzed. It is examined that reserve radiation consistent with CRBR can be computed in general by...

  • Article
  • Open Access
1 Citations
5,736 Views
7 Pages

23 November 2016

A simple harmonic oscillator canonical ensemble model for Schwarzchild black hole quantum tunneling radiation is proposed in this paper. Firstly, the equivalence between canonical ensemble model and Parikh–Wilczek’s tunneling method is introduced. Th...

  • Article
  • Open Access
288 Views
14 Pages

5 January 2026

In the spacetime of a charged rotating accelerated black hole, the dynamics equations of fermions and bosons are modified by Lorentz invariance violation (LIV). The correction effects of LIV on the quantum tunneling radiation of this black hole are i...

  • Article
  • Open Access
6 Citations
2,336 Views
9 Pages

12 August 2023

In light of a general scenario of a two-level non-Hermitian PT-symmetric Hamiltonian, we apply the tetrad-based method to analyze the possibility of analogue Hawking radiation. We carry this out by making use of the conventional null-geodesic ap...

  • Article
  • Open Access
22 Citations
6,613 Views
11 Pages

We outline the basic ideas and analyze the possibilities of the quantum birth of universes inside regular black holes with the de Sitter interior replacing a singularity. We compare different cases and show that the most plausible case is the birth o...

  • Feature Paper
  • Article
  • Open Access
3 Citations
2,961 Views
12 Pages

The Information Loss Problem and Hawking Radiation as Tunneling

  • Baocheng Zhang,
  • Christian Corda and
  • Qingyu Cai

5 February 2025

In this paper, we review some methods that have tried to solve the information loss problem. In particular, we revisit the solution based on Hawking radiation as tunneling and provide a detailed statistical interpretation of the black hole entropy in...

  • Article
  • Open Access
496 Views
14 Pages

4 November 2025

This paper studies a rotating Kiselev black hole surrounded by dark energy, whose spacetime metric is a solution to the Einstein field equations. Quintessence is a scalar field with negative pressure, related to the state parameter ω of the dar...

  • Article
  • Open Access
1 Citations
3,053 Views
15 Pages

16 September 2023

A quantum particle constrained between two high potential barriers provides a paradigmatic example of a system sustaining quasi-bound (or resonance) states. When the system is prepared in one of such quasi-bound states, the wave function approximatel...

  • Article
  • Open Access
5 Citations
4,444 Views
16 Pages

8 August 2016

The present work deals with the semi-classical tunnelling approach and the Hamilton–Jacobi method to study Hawking radiation from the dynamical horizon of both the homogeneous Friedmann–Robertson–Walker (FRW) model and the inhomogeneous Lemaitre–Tolm...

  • Article
  • Open Access
3 Citations
1,464 Views
15 Pages

With the introduction of CFJ correction term, Chiral correction term, and aether-like correction term, based on Lorentz breaking, WKB approximate, and quantum tunneling radiation theory of black holes, the modified fermion dynamics equation is studie...

  • Article
  • Open Access
4 Citations
2,324 Views
19 Pages

11 August 2022

We reconsider some well-known tunneling processes from the point of view of Aharonov-Bohm electrodynamics, a unique extension of Maxwell’s theory which admits charge-current sources that are not locally conserved. In particular we are intereste...

  • Article
  • Open Access
4 Citations
2,778 Views
11 Pages

Auto-Calibrated Charge-Sensitive Infrared Phototransistor at 9.3 µm

  • Mohsen Bahrehmand,
  • Djamal Gacemi,
  • Angela Vasanelli,
  • Lianhe Li,
  • Alexander Giles Davies,
  • Edmund Linfield,
  • Carlo Sirtori and
  • Yanko Todorov

31 March 2023

Charge-sensitive infrared photo-transistors (CSIP) are quantum detectors of mid-infrared radiation (λ=4 µm−14 µm) which have been reported to have outstanding figures of merit and sensitivities that allow single pho...

  • Article
  • Open Access
3 Citations
844 Views
17 Pages

In this work, we apply fractional calculus to study quantum cosmology. Specifically, our Wheeler-DeWitt (WDW) equation includes a Friedman-Robertson-Walker (FRW) geometry, a radiation fluid, a positive cosmological constant (Λ), and an ad-hoc...

  • Feature Paper
  • Article
  • Open Access
4 Citations
2,499 Views
7 Pages

13 March 2023

We propose the use of an n-doped periodic AlN/GaN quantum cascade structure for the optical up-conversion of multiple near-infrared (near-IR) photons into deep-ultraviolet (deep-UV) radiation. Without applying an external bias voltage, the active reg...

  • Article
  • Open Access
3 Citations
1,915 Views
23 Pages

Quark Clusters, QCD Vacuum and the Cosmological 7Li, Dark Matter and Dark Energy Problems

  • Rachid Ouyed,
  • Denis Leahy,
  • Nico Koning and
  • Prashanth Jaikumar

1 March 2024

We propose a non-exotic electromagnetic solution (within the standard model of particle physics) to the cosmological 7Li problem based upon a narrow 2 MeV photo-emission line from the decay of light glueballs (LGBs). These LGBs form within color supe...

  • Feature Paper
  • Article
  • Open Access
6 Citations
6,034 Views
10 Pages

Direct-ARPES and STM Investigation of FeSe Thin Film Growth by Nd:YAG Laser

  • Sandeep Kumar Chaluvadi,
  • Debashis Mondal,
  • Chiara Bigi,
  • Jun Fujii,
  • Rajdeep Adhikari,
  • Regina Ciancio,
  • Alberta Bonanni,
  • Giancarlo Panaccione,
  • Giorgio Rossi and
  • Pasquale Orgiani
  • + 1 author

26 February 2021

Research on ultrathin quantum materials requires full control of the growth and surface quality of the specimens in order to perform experiments on their atomic structure and electron states leading to ultimate analysis of their intrinsic properties....

  • Review
  • Open Access
25 Citations
4,074 Views
36 Pages

Progress in THz Rectifier Technology: Research and Perspectives

  • Rocco Citroni,
  • Franco Di Paolo and
  • Patrizia Livreri

19 July 2022

Schottky diode (SD) has seen great improvements in the past few decades and, for many THz applications, it is the most useful device. However, the use and recycling of forms of energy such as solar energy and the infrared thermal radiation that the E...

  • Article
  • Open Access
7 Citations
6,558 Views
15 Pages

27 January 2016

The present work addresses quantum interaction phenomena of microwave radiation with a single-electron tunneling system. For this study, an integrated circuit is implemented, combining on the same chip a Josephson junction (Al/AlO...

  • Article
  • Open Access
536 Views
19 Pages

4 November 2025

This paper analyzes how the generalized uncertainty principle (GUP) affects the thermodynamic properties in a regular black hole spacetime in the context of f(Q,BQ) symmetric teleparallel gravity, with an arbitrary action f as a function of non-metri...

  • Article
  • Open Access
11 Citations
2,205 Views
16 Pages

A Wheeler–DeWitt Quantum Approach to the Branch-Cut Gravitation with Ordering Parameters

  • Benno August Ludwig Bodmann,
  • César Augusto Zen Vasconcellos,
  • Peter Otto Hess Bechstedt,
  • José Antonio de Freitas Pacheco,
  • Dimiter Hadjimichef,
  • Moisés Razeira and
  • Gervásio Annes Degrazia

In this contribution to the Festschrift for Prof. Remo Ruffini, we investigate a formulation of quantum gravity using the Hořava–Lifshitz theory of gravity, which is General Relativity augmented by counter-terms to render the theory regula...

  • Article
  • Open Access
12 Citations
3,983 Views
20 Pages

Intramolecular H-Bond Dynamics of Catechol Investigated by THz High-Resolution Spectroscopy of Its Low-Frequency Modes

  • Jonas Bruckhuisen,
  • Guillaume Dhont,
  • Anthony Roucou,
  • Atef Jabri,
  • Hamdi Bayoudh,
  • Thi Thanh Tran,
  • Manuel Goubet,
  • Marie-Aline Martin-Drumel and
  • Arnaud Cuisset

15 June 2021

Catechol is an oxygenated aromatic volatile organic compound and a biogenic precursor of secondary organic aerosols. Monitoring this compound in the gas phase is desirable due to its appreciable reactivity with tropospheric ozone. From a molecular po...

  • Article
  • Open Access
6 Citations
3,597 Views
21 Pages

18 October 2021

In quantum theory, for a system with macroscopic wavefunction, the charge density and current density are represented by non-commuting operators. It follows that the anomaly I=∂tρ+∇·j, being essentially a linear combination of these two operators in...

  • Article
  • Open Access
3 Citations
3,698 Views
13 Pages

All-Weather Drone Vision: Passive SWIR Imaging in Fog and Rain

  • Alexander Bessonov,
  • Aleksei Rozanov,
  • Richard White,
  • Galih Suwito,
  • Ivonne Medina-Salazar,
  • Marat Lutfullin,
  • Dmitrii Gusev and
  • Ilya Shikov

7 August 2025

Short-wave-infrared (SWIR) imaging can extend drone operations into fog and rain, yet the optimum spectral strategy remains unclear. We evaluated a drone-borne quantum-dot SWIR camera inside a climate-controlled tunnel that generated calibrated advec...

  • Article
  • Open Access
13 Citations
2,817 Views
16 Pages

9 January 2023

In this paper, we explore the gravitational collapse of matter (dust) under the effect of zero-point length l0. During the gravitational collapse, we neglect the backreaction effect of pre-Hawking radiation (in the sense that it is a small effect and...

  • Article
  • Open Access
4 Citations
2,611 Views
11 Pages

High Responsivity Vacuum Nano-Photodiode Using Single-Crystal CsPbBr3 Micro-Sheet

  • Xiangjun Zeng,
  • Shasha Li,
  • Zairan Liu,
  • Yang Chen,
  • Jun Chen,
  • Shaozhi Deng,
  • Fei Liu and
  • Juncong She

26 November 2022

Field electron emission vacuum photodiode is promising for converting free-space electromagnetic radiation into electronic signal within an ultrafast timescale due to the ballistic electron transport in its vacuum channel. However, the low photoelect...