Search Results
31994 articles found
ARTICLE
Subject:
Physical Sciences,
Acoustics
Keywords:
Flat space cosmology; dark matter; visible matter; galactic radii; galactic angular velocity; cosmic angular velocity
Online: 8 February 2021 (10:19:27 CET)
ARTICLE
|
doi:10.20944/preprints202403.0069.v1
Subject:
Engineering,
Aerospace Engineering
Keywords:
Microsatellite; Attitude Control; Moving Target Tracking; Disturbance Observer; Sliding Mode Control
Online: 1 March 2024 (18:25:20 CET)
ARTICLE
|
doi:10.20944/preprints201609.0088.v1
Subject:
Engineering,
Civil Engineering
Keywords:
classification; railway; power line; mobile laser scanning data; conditional random field; layout compatibility
Online: 26 September 2016 (09:33:05 CEST)
ARTICLE
|
doi:10.20944/preprints202203.0026.v1
Subject:
Physical Sciences,
Particle And Field Physics
Keywords:
Tc symmetry; CTP symmetry; Photon space; Elementary particles; Quantum wave functions; Modified Lorenz transformations; Left-handed neutrinos; Right-handed dark matters
Online: 1 March 2022 (15:01:52 CET)
ARTICLE
|
doi:10.20944/preprints202402.0890.v1
Subject:
Physical Sciences,
Optics And Photonics
Keywords:
Laser-induced breakdown spectroscopy (LIBS); Aluminum (Al); Magnesium (Mg); Manganese (Mn); Chromium (Cr); Copper (Cu); Zinc (Zn); Aluminum Monoxide (AlO).
Online: 16 February 2024 (07:01:12 CET)
ARTICLE
|
doi:10.20944/preprints202403.1444.v1
Subject:
Engineering,
Aerospace Engineering
Keywords:
Ice Formation; Aircraft Ice Detection; Hazard Management; Graphene Sensors; In-Flight Safety Technology; Real-time Ice Monitoring; Resistance Signal Analysis; Pedot:PSS; Climatic chamber
Online: 25 March 2024 (08:47:38 CET)
ARTICLE
|
doi:10.20944/preprints202111.0431.v1
Subject:
Physical Sciences,
Particle And Field Physics
Keywords:
Dark energy; Photon flat space; Charged black holes; Big bang and inflation; Universe evolution; Vacuum energy crisis; Hubble’s constant puzzle; 4-D Euclidean space
Online: 23 November 2021 (15:04:41 CET)
ARTICLE
|
doi:10.20944/preprints201607.0008.v1
Subject:
Physical Sciences,
Astronomy And Astrophysics
Keywords:
active galaxies; blazars; jets; polarization; shock acceleration
Online: 8 July 2016 (03:03:04 CEST)
ARTICLE
|
doi:10.20944/preprints201702.0004.v1
Subject:
Chemistry And Materials Science,
Surfaces, Coatings And Films
Keywords:
fast switchable wavelength-selective elements, autostereoscopic image splitter, color filter barrier array, Fabry-Pérot color filter, on-off filter mode
Online: 1 February 2017 (16:52:44 CET)
ARTICLE
|
doi:10.20944/preprints202404.1284.v1
Subject:
Engineering,
Aerospace Engineering
Keywords:
wideband interference; anti-jamming; hybrid beamforming; hybrid array; digital array
Online: 18 April 2024 (15:42:11 CEST)
ARTICLE
|
doi:10.20944/preprints202402.0545.v1
Subject:
Computer Science And Mathematics,
Algebra And Number Theory
Keywords:
Mersenne numbers; Generalized Mersenne numbers; divisibility and congruence properties
Online: 9 February 2024 (10:50:56 CET)
Online: 8 January 2018 (09:56:06 CET)
ARTICLE
|
doi:10.20944/preprints202404.1215.v1
Subject:
Environmental And Earth Sciences,
Remote Sensing
Keywords:
change detection; temporal vegetation dynamics; open area index; multi temporal VIIRS
Online: 18 April 2024 (10:57:27 CEST)
REVIEW
Subject:
Physical Sciences,
Astronomy And Astrophysics
Keywords:
High energy astrophysics; Background radiation; Photon-photon interaction; Pair production
Online: 30 March 2021 (13:10:22 CEST)
ARTICLE
|
doi:10.20944/preprints201608.0178.v1
Subject:
Environmental And Earth Sciences,
Atmospheric Science And Meteorology
Keywords:
FY-3C/MWHTS; linear regression correction; neural networks correction; one-dimensional variational algorithm; atmospheric temperature and humidity profiles
Online: 19 August 2016 (09:22:31 CEST)
ARTICLE
|
doi:10.20944/preprints202402.0543.v1
Subject:
Environmental And Earth Sciences,
Remote Sensing
Keywords:
TROPOMI; CH4; SUOMI NPP; VIIRS; CLOUDS; Machine Learning; Random Forest Classifier
Online: 9 February 2024 (10:52:15 CET)
ARTICLE
|
doi:10.20944/preprints202404.0122.v1
Subject:
Physical Sciences,
Astronomy And Astrophysics
Keywords:
Dynamical evolution of planets and satellites; Extrasolar planets; Gravitation; Landau damping; Mean tidal field
Online: 2 April 2024 (09:18:05 CEST)
ARTICLE
|
doi:10.20944/preprints202002.0343.v1
Subject:
Physical Sciences,
Optics And Photonics
Keywords:
multi-photon processes; quantum optics; photon statistics; fluorescence
Online: 24 February 2020 (02:57:17 CET)
ARTICLE
|
doi:10.20944/preprints202403.1861.v1
Subject:
Engineering,
Aerospace Engineering
Keywords:
Stability analysis; Gravity gradient; Large rigid space structure; Orbit dynamics; Natural coordinate formulation
Online: 29 March 2024 (13:45:30 CET)
ARTICLE
|
doi:10.20944/preprints202212.0450.v1
Subject:
Physical Sciences,
Particle And Field Physics
Keywords:
P4 = TcP symmetry; Matter collapse; Wave function collapse; Klein paradox; Continuity equations; Negative energy solutions; Gamma ray burst; Photon momenta
Online: 23 December 2022 (07:57:12 CET)
REVIEW
|
doi:10.20944/preprints202208.0347.v1
Subject:
Physical Sciences,
Quantum Science And Technology
Keywords:
General relativity; uncertainty principle; geodesics; black hole singularity; quantum gravity; Planck star; Lorentz invariance violations.
Online: 18 August 2022 (11:06:06 CEST)
ARTICLE
|
doi:10.20944/preprints202402.1670.v1
Subject:
Environmental And Earth Sciences,
Environmental Science
Keywords:
microplastics; porous media; retention; transport; polyethylene; retention efficiency; numerical model; MT3DMS; MODFLOW
Online: 29 February 2024 (11:41:01 CET)
HYPOTHESIS
|
doi:10.20944/preprints202402.1074.v1
Subject:
Biology And Life Sciences,
Forestry
Keywords:
plant water transport, suction-pressure pipe, pulsating system, different time-phase cycle, aquaporin
Online: 19 February 2024 (16:46:00 CET)
ARTICLE
|
doi:10.20944/preprints201608.0002.v1
Subject:
Physical Sciences,
Astronomy And Astrophysics
Keywords:
Distant Retrograde Orbit; DRO; orbits–stability; radiation pressure; orbits–resonance; dynamics
Online: 1 August 2016 (09:00:06 CEST)
ARTICLE
|
doi:10.20944/preprints201609.0075.v1
Subject:
Chemistry And Materials Science,
Applied Chemistry
Keywords:
desulfurization; desulfonylation; petroleum
Online: 22 September 2016 (10:27:48 CEST)
ARTICLE
|
doi:10.20944/preprints201610.0078.v1
Subject:
Environmental And Earth Sciences,
Environmental Science
Keywords:
calibration; validation; optical; instrument; processing; imagery; spatial; operational
Online: 19 October 2016 (10:59:29 CEST)
REVIEW
|
doi:10.20944/preprints202311.0025.v1
Online: 1 November 2023 (05:28:22 CET)
CASE REPORT
|
doi:10.20944/preprints202403.1325.v2
Subject:
Business, Economics And Management,
Economics
Keywords:
Commercial space; Points of interest; Deep learning; BP Neural Network
Online: 7 April 2024 (13:58:27 CEST)
ARTICLE
|
doi:10.20944/preprints202402.0697.v1
Subject:
Public Health And Healthcare,
Public, Environmental And Occupational Health
Keywords:
Autonomic Response; Exposome; Micoenvironment; Air Quality; Biometric Observations; Machine Learning; Particulate Matter; CO2; NO2; NO
Online: 14 February 2024 (03:38:19 CET)
ARTICLE
|
doi:10.20944/preprints201811.0303.v1
Subject:
Biology And Life Sciences,
Ecology, Evolution, Behavior And Systematics
Keywords:
topographical land surface-area; soil carbon sequestration; climate; earthworms
Online: 13 November 2018 (09:18:25 CET)
ARTICLE
|
doi:10.20944/preprints201609.0055.v1
Subject:
Arts And Humanities,
Archaeology
Keywords:
change detection; Cultural Heritage; texture analysis
Online: 18 September 2016 (08:38:10 CEST)
ARTICLE
|
doi:10.20944/preprints202404.0057.v1
Subject:
Engineering,
Aerospace Engineering
Keywords:
LEO constellations; Perturbation force; Gravitational field order; orbit prediction; Atmospheric density model
Online: 1 April 2024 (13:30:31 CEST)
ARTICLE
|
doi:10.20944/preprints202007.0213.v1
Subject:
Chemistry And Materials Science,
Surfaces, Coatings And Films
Keywords:
nanocellulose; polymer; coating; textile; adhesion
Online: 10 July 2020 (12:18:41 CEST)
ARTICLE
|
doi:10.20944/preprints202206.0289.v1
Subject:
Engineering,
Civil Engineering
Keywords:
database; eccentric punching shear; experiments; flat slab; punching; reinforced concrete; shear
Online: 21 June 2022 (05:42:44 CEST)
ARTICLE
|
doi:10.20944/preprints202312.1613.v1
Subject:
Physical Sciences,
Fluids And Plasmas Physics
Keywords:
plasmas; ionization fronts; superluminal; photon acceleration; time-refraction; lasers
Online: 21 December 2023 (06:07:33 CET)
ARTICLE
|
doi:10.20944/preprints202202.0006.v1
Subject:
Engineering,
Electrical And Electronic Engineering
Keywords:
radio photonics; radio-over-fiber; orbital angular momentum; quadratic-nonlinear structure; difference frequency generation
Online: 1 February 2022 (12:02:54 CET)
ARTICLE
|
doi:10.20944/preprints202404.0329.v1
Subject:
Engineering,
Aerospace Engineering
Keywords:
Deep Reinforcement Learning; 7-DoF space manipulator; motion synchronization; In-Orbit Servicing
Online: 4 April 2024 (17:28:29 CEST)
REVIEW
Subject:
Physical Sciences,
Optics And Photonics
Keywords:
Graphene oxide; 2D materials; flat optics; integrated photonics
Online: 21 September 2020 (04:23:31 CEST)
ARTICLE
|
doi:10.20944/preprints202008.0626.v1
Subject:
Engineering,
Civil Engineering
Keywords:
multispectral lidar; single-photon lidar; building data; 3D reconstruction
Online: 28 August 2020 (08:49:07 CEST)
REVIEW
|
doi:10.20944/preprints202310.1649.v1
Subject:
Medicine And Pharmacology,
Cardiac And Cardiovascular Systems
Keywords:
Vascular; Photon-counting; CT Angiography; Dose Exposure; Contrast Agents; EVAR; Aorta; Endoleaks
Online: 25 October 2023 (12:36:34 CEST)
REVIEW
|
doi:10.20944/preprints202403.0363.v1
Subject:
Physical Sciences,
Applied Physics
Keywords:
fluorescent nanodiamonds; color center; nanoscale thermometry; temperature mapping; biological applications; living cells.
Online: 6 March 2024 (12:23:47 CET)
ARTICLE
|
doi:10.20944/preprints201712.0090.v1
Subject:
Computer Science And Mathematics,
Probability And Statistics
Keywords:
PFG anomalous diffusion; fractional derivative; NMR; MRI
Online: 14 December 2017 (11:27:15 CET)
ARTICLE
|
doi:10.20944/preprints202208.0056.v2
Subject:
Physical Sciences,
Mathematical Physics
Keywords:
QFT in conformally flat spacetimes; zeta regularization; holography; FLRW
Online: 12 October 2022 (10:13:17 CEST)
ARTICLE
|
doi:10.20944/preprints202309.2086.v1
Subject:
Physical Sciences,
Astronomy And Astrophysics
Keywords:
photon; gravity; antigravity; dark energy; redshift
Online: 29 September 2023 (08:37:21 CEST)
ARTICLE
|
doi:10.20944/preprints202109.0493.v1
Subject:
Physical Sciences,
Optics And Photonics
Keywords:
vortex propagation; difference frequency generation; nonlinear medium; vortex beams conversion
Online: 29 September 2021 (11:45:59 CEST)
ARTICLE
|
doi:10.20944/preprints202306.0258.v3
Subject:
Physical Sciences,
Particle And Field Physics
Keywords:
quantum field theory; Minkowski space; electromagnetic potential calibration; Lorentz force; Casimir operators; wave equation; Dirac equation
Online: 17 August 2023 (08:03:53 CEST)
ARTICLE
|
doi:10.20944/preprints202101.0076.v6
Subject:
Physical Sciences,
Acoustics
Keywords:
Unification; Composite Photon; Negative Mass; Antimatter; Grand Unification Theory, Dark Energy, Dark Matter
Online: 28 October 2021 (10:06:39 CEST)
ARTICLE
|
doi:10.20944/preprints202404.0221.v1
Subject:
Environmental And Earth Sciences,
Space And Planetary Science
Keywords:
solar wind charge-exchange (SWCX); earth magnetosheath; X-Ray spectrum; interplanetary shock; bow shock; Magnetopause
Online: 2 April 2024 (15:13:11 CEST)
ARTICLE
|
doi:10.20944/preprints202206.0304.v1
Subject:
Physical Sciences,
Atomic And Molecular Physics
Keywords:
attoscience; attophysics; photoionization; above-threshold ionization; Wigner-Smith-Eisenbud delay; Dirac-Fock; RRPA; RABBIT; Krypton; Xenon
Online: 22 June 2022 (04:46:15 CEST)
ARTICLE
|
doi:10.20944/preprints201610.0081.v1
Subject:
Engineering,
Control And Systems Engineering
Keywords:
Ultra High-voltage direct-current (UHVDC); space charge density; energy consumption; wireless communication; Zigbee
Online: 20 October 2016 (06:02:00 CEST)
ARTICLE
|
doi:10.20944/preprints202403.0117.v2
Subject:
Astronomy And Astrophysics,
Physical Sciences
Keywords:
space-time; generic space expansion; emergence of time; dark energy; quantum grav-ity; Wheeler-de Witt-equation; volume quantisation; friction by information transfer; information quantum
Online: 28 May 2024 (14:26:25 CEST)
ARTICLE
|
doi:10.20944/preprints202402.1238.v1
Subject:
Engineering,
Control And Systems Engineering
Keywords:
2D roughness profiles; milling; ball nose end mill, curve (signal) fitting, fast Fourier transform.
Online: 21 February 2024 (15:42:07 CET)
ARTICLE
|
doi:10.20944/preprints201711.0094.v1
Subject:
Engineering,
Mechanical Engineering
Keywords:
solar collector; nanofluid; thermal efficiency; economic analysis; CO2 reduction
Online: 15 November 2017 (04:44:54 CET)
ARTICLE
|
doi:10.20944/preprints201701.0028.v9
Subject:
Chemistry And Materials Science,
Materials Science And Technology
Keywords:
heat energy; photon energy; fundamental forces; nanoscale phenomenon; atomic scale phenomenon; electron scale phenomenon
Online: 8 December 2017 (03:46:45 CET)
ARTICLE
|
doi:10.20944/preprints202304.0490.v1
Online: 18 April 2023 (05:13:26 CEST)
ARTICLE
|
doi:10.20944/preprints202303.0508.v1
Subject:
Chemistry And Materials Science,
Materials Science And Technology
Keywords:
ablation; light-matter interaction; femtosecond lasers; nanoscale; high temperature annealing
Online: 29 March 2023 (11:50:37 CEST)
ARTICLE
|
doi:10.20944/preprints202211.0571.v1
Subject:
Physical Sciences,
Applied Physics
Keywords:
Solar energy; photovoltaic-thermal; electrical efficiency; thermal efficiency; exergetic efficiency; energy bandgap
Online: 30 November 2022 (10:07:52 CET)
ARTICLE
|
doi:10.20944/preprints202205.0085.v1
Subject:
Physical Sciences,
Applied Physics
Keywords:
Selective Solar Absorber; Solar Absorptance; Thermal Emittance; Evacuated Flat Panel; Calorimeter; High Vacuum Flat Panel; Solar Simulator
Online: 7 May 2022 (02:52:12 CEST)
ARTICLE
|
doi:10.20944/preprints201911.0210.v2
Subject:
Physical Sciences,
Atomic And Molecular Physics
Keywords:
weak gravitational lensing; deflection of light; black hole; deflection angle; Horndeski theory; Gauss-Bonnet theorem
Online: 29 July 2020 (04:32:40 CEST)
ARTICLE
|
doi:10.20944/preprints201612.0144.v1
Subject:
Environmental And Earth Sciences,
Environmental Science
Keywords:
Green Space; NDVI; Per Capita; Urbanization
Online: 29 December 2016 (16:04:18 CET)
ARTICLE
|
doi:10.20944/preprints202402.1590.v1
Subject:
Environmental And Earth Sciences,
Space And Planetary Science
Keywords:
solar flare; geomagnetic field variations; geomagnetically induced currents; electromagnetic earthquake triggering; aerosol emission; short-term earthquake prediction
Online: 28 February 2024 (09:39:18 CET)
ARTICLE
|
doi:10.20944/preprints202404.0431.v1
Subject:
Environmental And Earth Sciences,
Atmospheric Science And Meteorology
Keywords:
Ultraviolet Radiation; Erythema; UV-Index; Photosynthetically Active Radiation
Online: 5 April 2024 (10:44:07 CEST)
ARTICLE
|
doi:10.20944/preprints201706.0019.v2
Subject:
Physical Sciences,
Astronomy And Astrophysics
Keywords:
quantum space; expansion of the universe; dark energy; thermodynamics; dark matter; plasma; recombination; vacuum energy; Cosmological Constant; Quintessence; spaceons
Online: 18 August 2017 (04:51:40 CEST)
ARTICLE
|
doi:10.20944/preprints202106.0358.v1
Subject:
Physical Sciences,
Mathematical Physics
Keywords:
four-photon superpositions; even vacuum squeezed states; orthogonal-even coherent states; kurtosis; Wigner function
Online: 14 June 2021 (11:57:23 CEST)
ARTICLE
|
doi:10.20944/preprints201902.0267.v3
Subject:
Physical Sciences,
Quantum Science And Technology
Keywords:
EPR, Bell’s Theorem, Aspect-Zbinden Experiments, No-communications theorem
Online: 17 June 2019 (09:57:08 CEST)
ARTICLE
|
doi:10.20944/preprints201607.0063.v1
Subject:
Computer Science And Mathematics,
Applied Mathematics
Keywords:
Impulsive conditions, Controllability, Neutral evolution integrodierential equa- tions, Resolvent operators, State dependent delay
Online: 21 July 2016 (03:48:42 CEST)
ARTICLE
|
doi:10.20944/preprints202302.0162.v2
Subject:
Physical Sciences,
Quantum Science And Technology
Keywords:
double-slit experiment; multi-path experiment; Einstein's radiation laws; photon, light interference; Copenhagen interpretation
Online: 5 March 2024 (10:24:10 CET)
ARTICLE
|
doi:10.20944/preprints202402.1275.v1
Subject:
Physical Sciences,
Quantum Science And Technology
Keywords:
double-slit experiment; multi-path experiment; Einstein's radiation laws; photon; light interference; Copenhagen interpretation
Online: 22 February 2024 (07:49:58 CET)
ARTICLE
|
doi:10.20944/preprints202406.0690.v1
Subject:
Condensed Matter Physics,
Physical Sciences
Keywords:
two-dimensional materials; alpha-T3 model; graphene; dice lattice; electron-photon interaction; dressed states; off-resonance dressing field; electronic and optical properties of low-dimensional lattices
Online: 11 June 2024 (07:21:07 CEST)
ARTICLE
|
doi:10.20944/preprints202105.0197.v9
Online: 26 March 2024 (14:12:05 CET)
ARTICLE
|
doi:10.20944/preprints202307.2009.v1
Subject:
Physical Sciences,
Quantum Science And Technology
Keywords:
collective scattering; cold atoms; superradiance; subradiance
Online: 28 July 2023 (11:31:46 CEST)
ARTICLE
|
doi:10.20944/preprints202112.0440.v1
Subject:
Physical Sciences,
Thermodynamics
Keywords:
disspative structuring; non-equilibrium thermodynamics; entropy production; origin of life; organic pigments; plants; ecosystems; evolution; chlorophyll; biosignatures
Online: 27 December 2021 (15:59:20 CET)
ARTICLE
|
doi:10.20944/preprints202311.0629.v1
Subject:
Computer Science And Mathematics,
Computer Vision And Graphics
Keywords:
space object identification; deep learning; YOLO; deformable convolution
Online: 9 November 2023 (11:00:23 CET)
ARTICLE
|
doi:10.20944/preprints202210.0336.v1
Subject:
Environmental And Earth Sciences,
Other
Keywords:
Discreteness; Topology; Space-Time Representation; Epistemology; Face Centered Cubic Packing
Online: 21 October 2022 (11:38:12 CEST)
ARTICLE
|
doi:10.20944/preprints202404.1530.v1
Subject:
Civil Engineering,
Engineering
Keywords:
Prestressed friction joint; low frequency cyclic loading; Energy dissipation performance; Hybrid joint; Low damage
Online: 23 April 2024 (18:00:52 CEST)
ARTICLE
|
doi:10.20944/preprints202310.1520.v1
Subject:
Engineering,
Energy And Fuel Technology
Keywords:
solar energy; High Vacuum Flat Plate Collectors; HVFP; Thermal efficiency model; Solar collector performance evaluation
Online: 24 October 2023 (13:05:02 CEST)
ARTICLE
|
doi:10.20944/preprints202107.0310.v1
Subject:
Social Sciences,
Anthropology
Keywords:
Ancient villages; historical locations; node space; convex space method, field of view analysis method, Baidu time machine; parameters
Online: 13 July 2021 (14:16:30 CEST)
REVIEW
|
doi:10.20944/preprints202309.1950.v2
Subject:
Physical Sciences,
Quantum Science And Technology
Keywords:
quantum entanglement; photon entanglement; Q-bit; dark energy; gravitaional decoherence
Online: 24 October 2023 (10:53:16 CEST)
ARTICLE
|
doi:10.20944/preprints202202.0293.v1
Subject:
Physical Sciences,
Theoretical Physics
Keywords:
Special relativity; General relativity; Electromagnetism; Bending of electric field lines in a gravitational field; Electric field lines of a freely falling charge; Bending of photon trajectories in a gravitational field
Online: 23 February 2022 (12:58:14 CET)
ARTICLE
|
doi:10.20944/preprints201903.0260.v1
Subject:
Physical Sciences,
Atomic And Molecular Physics
Keywords:
relativity and gravitation; classical black hole; deflection angle; Gauss-Bonnet; non-linear electrodynamics
Online: 28 March 2019 (09:38:57 CET)
CASE REPORT
|
doi:10.20944/preprints202011.0329.v1
Subject:
Medicine And Pharmacology,
Immunology And Allergy
Keywords:
Two-photon microperimetry; cataracts; visual sensitivity
Online: 12 November 2020 (08:41:43 CET)
ARTICLE
|
doi:10.20944/preprints202402.0138.v1
Subject:
Engineering,
Mechanical Engineering
Keywords:
AliCPT-1; Fluid-Structure Coupling; wind pressure loads; structural stability
Online: 2 February 2024 (08:39:19 CET)
ARTICLE
|
doi:10.20944/preprints202205.0355.v1
Subject:
Engineering,
Energy And Fuel Technology
Keywords:
solar energy; photovoltaic-thermal; electrical efficiency; thermal efficiency; exergetic efficiency; high-vacuum; evacuated flat plate
Online: 26 May 2022 (03:48:23 CEST)
ARTICLE
|
doi:10.20944/preprints202402.0809.v4
Subject:
Particle And Field Physics,
Physical Sciences
Keywords:
elementary particles; space-time; spacetime curvature; relativity; charges
Online: 27 May 2024 (08:41:20 CEST)
ARTICLE
|
doi:10.20944/preprints202405.0430.v1
Subject:
Space And Planetary Science,
Environmental And Earth Sciences
Keywords:
Space Exploration; International Space Station; Space Debris; Space Tourism; Space Sustainability
Online: 8 May 2024 (11:58:34 CEST)
ARTICLE
|
doi:10.20944/preprints202310.1770.v1
Subject:
Computer Science And Mathematics,
Analysis
Keywords:
r-normed space; r-norm; Lp-space; measure theory; functional analysis; coefficient of determination
Online: 27 October 2023 (11:08:25 CEST)
ARTICLE
|
doi:10.20944/preprints202404.1528.v1
Subject:
Electrical And Electronic Engineering,
Engineering
Keywords:
Weak turbulence; Flat Topped Gaussian (FTG); Near field analysis; Huygens Fresnel Integral
Online: 23 April 2024 (18:07:41 CEST)
ARTICLE
|
doi:10.20944/preprints202107.0224.v1
Subject:
Engineering,
Energy And Fuel Technology
Keywords:
Selective Solar Absorber; refractive index; high vacuum flat panels; thermal conversion efficiency; radiative properties
Online: 9 July 2021 (13:35:21 CEST)
ARTICLE
|
doi:10.20944/preprints202007.0572.v1
Subject:
Engineering,
Marine Engineering
Keywords:
ocean and shore technology (OST); empirical formula; ultimate limit state; longitudinal compression; stiffened plate; ships and offshore structures; structural design
Online: 24 July 2020 (05:32:33 CEST)
ARTICLE
|
doi:10.20944/preprints201809.0174.v1
Subject:
Engineering,
Automotive Engineering
Keywords:
optical, green, colour difference, chromaticity, just noticeable difference
Online: 10 September 2018 (14:10:34 CEST)
ARTICLE
|
doi:10.20944/preprints202402.1659.v1
Subject:
Physical Sciences,
Other
Keywords:
Soil organic carbon density; Soil organic carbon stocks; Land use change; Sparrow search algorithm; Alpine mountains region
Online: 29 February 2024 (08:16:59 CET)
ARTICLE
|
doi:10.20944/preprints202404.0970.v1
Online: 15 April 2024 (14:30:36 CEST)
ARTICLE
|
doi:10.20944/preprints202405.0983.v1
Subject:
Energy And Fuel Technology,
Engineering
Keywords:
liquid flat-plate solar collector; transient states; in-house mathematical model; in-house computer program; experimental verification; collector time constant; collector instantaneous efficiency
Online: 15 May 2024 (10:26:53 CEST)
ARTICLE
|
doi:10.20944/preprints202403.1663.v1
Subject:
Physical Sciences,
Astronomy And Astrophysics
Keywords:
Photon energy density parameter; Friedmann equation; critical density; Thermodynamical Friedmann equation
Online: 27 March 2024 (14:17:57 CET)
ARTICLE
|
doi:10.20944/preprints202312.1317.v1
Subject:
Physical Sciences,
Optics And Photonics
Keywords:
Harbor water; divergence angle; received aperture; FOV; received normalized power loss; time delay
Online: 18 December 2023 (11:11:12 CET)
ARTICLE
Subject:
Physical Sciences,
Optics And Photonics
Keywords:
delayed ultraweak photon emission; light propagation in tissues; stress transfer
Online: 8 July 2019 (06:08:03 CEST)
COMMUNICATION
|
doi:10.20944/preprints202311.0250.v1
Subject:
Computer Science And Mathematics,
Artificial Intelligence And Machine Learning
Keywords:
Artificial neural network; deep network; wide network; intra-layer links; Hopfield network; diffusion model; representation engineering; emergent properties; AI agents; netware engineering
Online: 3 November 2023 (11:44:39 CET)
ARTICLE
|
doi:10.20944/preprints202007.0676.v1
Subject:
Physical Sciences,
Particle And Field Physics
Keywords:
Conformal field theory; supersymmetry; Rindler space
Online: 28 July 2020 (10:28:15 CEST)
ARTICLE
|
doi:10.20944/preprints202401.1337.v1
Online: 17 January 2024 (14:54:26 CET)
ARTICLE
|
doi:10.20944/preprints202310.0477.v1
Subject:
Physical Sciences,
Other
Keywords:
field electron emission; DFT; Au (100); Fowler-Nordheim; laser field emission
Online: 10 October 2023 (03:20:46 CEST)