Earth and Planetary Sciences
Tritium
100%
Japan
86%
Polycyclic Aromatic Hydrocarbon
61%
Atmospherics
60%
Ratio
58%
Area
57%
Sample
55%
Sediment
52%
Soil
50%
Radioactive Decay
44%
Particle
40%
Radioactive Isotope
40%
Water
39%
Condition
37%
Thermal Spring
35%
Value
35%
Sea
31%
Vertical Distribution
26%
Variability
25%
Depth
25%
Nuclear Power Plant
25%
Atmospheric Deposition
24%
Water Vapor
23%
Taiwan
23%
Rock
22%
Aerosol
21%
Average
21%
Sediment Core
21%
Soil Layer
20%
Fallout
20%
Zircon
20%
Typhoon
20%
Shellfish
20%
Leaf
20%
Mixed Layer
20%
Sedimentation Rate
20%
Fish
20%
Transportation
20%
Phenol
20%
Core
20%
Tissue
20%
Needle
20%
Investigation
18%
Groundwater
17%
Particulate
17%
Deposition
17%
Radionuclide
17%
Shape
17%
Nuclear Accident
17%
Residence Time
15%
Chemistry
Concentration
97%
Sample
78%
Water Type
54%
Spectra
34%
Procedure
31%
Surface Complexation
29%
Surface
29%
Iron
28%
Ion Exchange Resin
28%
Inorganic Ion
23%
Time
21%
Diffusion Coefficient
20%
Corrosion
20%
Leaf Like Crystal
20%
Porosity
20%
Chemical Reaction Product
20%
Valence
20%
Quartz
20%
Phenol
20%
Aqueous Solution
18%
Structure
17%
Tritium
16%
Radioisotope
16%
Metal
14%
Nuclear Power Plant
13%
Color
13%
Phase Composition
12%
Reaction Temperature
11%
Amount
10%
Gelation
10%
Iron Atom
10%
Nuclear Power
10%
Environment
10%
Group
9%
Analytical Method
9%
Oxide
9%
Accident
8%
Atom
8%
Aerosol
8%
Natural Radionuclides
8%
Resin
8%
Ecosystem
8%
Precipitation (Chemical)
8%
Soil
8%
Residence Time
8%
Mixed Valence
6%
Adsorption of Metal
6%
X-Ray Absorption Spectra
6%
Beryllium Ion
6%
Orbital
6%
Physics
Tritium
44%
Atmospherics
30%
Quartz
26%
Radioactivity
24%
Water
23%
Water Vapor
23%
Variability
22%
Zircon
20%
Leaves
20%
Boundary Layer
20%
Tissue
20%
Needles
20%
Particle
18%
Anticyclone
15%
Rock
15%
Spectra
14%
Colour
14%
Plant
13%
Waste
13%
Value
13%
Variations
13%
Luminescence
12%
Ion
11%
Lake Water
10%
River Water
10%
Nuclear Accident
10%
Liquids
10%
Troposphere
10%
Ceramics
8%
X Ray Absorption
8%
Absorption Spectra
8%
Impurities
8%
Aerosol
8%
Annual Variation
8%
Thermal Neutron
8%
Electron Paramagnetic Resonance
8%
Air
7%
Radiation
7%
Background Level
6%
Orbitals
6%
Nuclides
6%
Glass
6%
Planetary Atmosphere
6%
High Temperature
6%
Existence
6%
Synchrotron Radiation
6%
Spring Water
5%
Iodine 131
5%
Computers
5%
Images
5%