Keyphrases
Tomb
87%
Peruvian
62%
Frequency Conversion
62%
Metal Artifacts
58%
Mössbauer Spectroscopy
50%
Optimization Criterion
50%
Absorber
50%
One-photon
50%
Excitation Frequency
50%
Nd3+ Doped
50%
Giant Enhancement
50%
Phonons
50%
Tellurite Glass
50%
Priests
50%
Monte Carlo Simulation Study
50%
Er3+-doped
50%
Upconversion Luminescence
50%
Er3+ Ions
50%
Glass-ceramics
50%
Near-infrared
50%
Tumbaga
41%
Depletion Gilding
37%
Moche
37%
Gilded Copper
33%
Protective Treatment
33%
X-ray Beam
33%
Patina
33%
Peru
33%
Optical Microscopy
33%
Pre-Columbian
29%
Temperature Effect
25%
Chlorine
25%
Huaca
25%
Aluminum Foil
25%
Eu3+
25%
Instrument Configuration
25%
Spectral Accumulation
25%
Yttrium Oxyfluoride
25%
Window Configuration
25%
Gamma Detection
25%
Europium
25%
Sample Thickness
25%
Combustion Synthesis
25%
Pre-Columbian Metallurgy
25%
Manufacturing Process
25%
Sample Preparation
25%
SEM-EDS
25%
Spectroscopic Analysis
25%
Saturation Level
25%
Spectacular
25%
Transition Rates
25%
Level Dependence
25%
Nonradiative Transition
25%
Rate Equations
25%
Luminescence
25%
Gold-coated
25%
Laser Pulse
25%
Energy Levels
25%
Royal Tombs
25%
Sample Temperature
25%
Copper(II) Oxide
25%
Corrosion Behavior
25%
Manufacturing Methods
25%
Detection System
25%
Copper Artefacts
25%
Phonon Modes
25%
Ns Laser
25%
Upconversion Emission
25%
Degradation Agents
25%
Mssbauer
25%
X-ray Photoelectron Spectroscopy
25%
Energy Transfer
25%
Photoluminescence
25%
Pulsed Laser
25%
Crystal Field
16%
Luminescence Quantum Efficiency
16%
Ladies
16%
Portable Equipment
16%
X-ray
16%
Gold Alloys
16%
Energy Dispersive X-ray Fluorescence
16%
Silver Alloys
16%
Gilded Silver
16%
Metallic Artifacts
16%
12th Century
16%
Polychromatic X-ray
16%
Surface Layer Thickness
16%
Bulk Chemical Composition
16%
XRF Measurements
16%
Metal Substrate
16%
Monte Carlo Code
16%
Surface Corrosion
16%
Ultrafast
16%
Monochromatic X-ray
16%
Funerary Complex
16%
Free Metal
16%
Custom-made
16%
Bulk Metal
16%
13th Century
16%
Simulation Test
16%
Material Science
Luminescence
100%
Silver
58%
Tellurite
50%
Photoluminescence
50%
Glass Ceramics
50%
Phase Composition
46%
Surface (Surface Science)
41%
Tumbaga
34%
Corrosion
33%
X-Ray Fluorescence Spectroscopy
33%
Gold Alloy
26%
Europium
25%
Combustion Synthesis
25%
Metallurgy
25%
Laser Pulse
25%
Yttrium
25%
Scanning Electron Microscopy
25%
Energy-Dispersive X-Ray Spectroscopy
25%
Oxide Compound
25%
Silver Alloy
21%
Patina
16%
X-Ray Photoelectron Spectroscopy
16%
X-Ray Diffraction
16%
Energy Dispersive X-Ray Fluorescence
13%
Heat Treatment
12%
Cross Relaxation
12%
Glass Transition Temperature
12%
Alloying
8%
Analytical Method
8%
Rietveld Refinement
8%
X Ray Powder Diffraction
8%
Anisotropy
8%
Copper Alloy
8%
Polymorphism
8%
X Ray Film
5%
Metalworking
5%