Chemistry
Sample
100%
Water Type
85%
Procedure
80%
Application
50%
Aqueous Solution
43%
Concentration
36%
Analytical Method
35%
Solid-Phase Microextraction
28%
Wastewater
27%
Sorbent
27%
Green
27%
Food
26%
Time
26%
Reaction Temperature
25%
Adsorbent
24%
Synthesis (Chemical)
24%
Polymer
23%
Chemical Kinetics Characteristics
22%
Liquid Liquid Microextraction
21%
Analytes
21%
Activated Carbon
20%
Microextraction Method
20%
Surface
20%
Preconcentration
19%
Microextraction
18%
Solvent
18%
Volume
17%
Solid-Phase Extraction
17%
Ion
17%
Deep Eutectic Solvent
16%
Isolation Method
15%
Carbon
15%
Environmental Pollutant
14%
Layered Double Hydroxides
14%
Amount
13%
Adsorption
13%
Phenol
12%
Carbon Nanotube
12%
Fourier Transform Infrared Spectroscopy
11%
Scanning Electron Microscopy
11%
Nanoparticle
11%
Acid
11%
Thermodynamics
11%
Porosity
10%
Heavy Metal
10%
Optimization
10%
Environment
10%
Solid
9%
Nanocomposite
9%
Second Order
9%
Ionic Liquid
9%
Nanomaterial
9%
Carbon Dioxide
9%
Metal
9%
Sample Preparation
9%
Vortex
8%
Solvent Extraction
8%
Group
8%
Black
8%
Chromium
8%
Surface Area
8%
Liquid
8%
Cadmia
8%
Chloride
8%
Oil
8%
Energy
7%
Thorium
7%
Phase Composition
7%
Uranium
7%
Biomass
7%
Atomic Absorption Spectroscopy
7%
Sorption
6%
Equilibrium
6%
Waste Material
6%
Sensor
6%
Catalyst
6%
Rate
6%
Polycyclic Aromatic Hydrocarbons
6%
Structure
6%
Arsenic
6%
Liquid-Phase Microextraction
6%
Organochlorine Pesticide
6%
Gas
6%
Gas Chromatography Mass Spectrometry (GCMS)
6%
X-Ray Diffraction
5%
Multi Walled Nanotube
5%
Pesticide
5%
Toxic
5%
Dioxygen
5%
Chemical Reaction
5%
Nickel
5%
Graphene
5%
Oxidation Reaction
5%
Hydrophilicity
5%
Contaminant
5%
Bentonite
5%
Copolymer
5%
Factorial Design
5%
Selenium
5%
Chitosan
5%
Earth and Planetary Sciences
Gulf
71%
Investigation
67%
Saudi Arabia
54%
Model
38%
Species
37%
Water
33%
Datum
27%
Coast
27%
Area
26%
Impact
23%
Region
23%
Red Sea
21%
Abundance
21%
India
20%
Sediment
20%
Sample
20%
Community
19%
Habitat
19%
Tunisia
18%
Approach
18%
Parameter
15%
Greenhouse Gas Emission
15%
Structural Basin
15%
Value
15%
Trend
14%
Assessment
13%
Utilization
13%
Site
12%
Characterization
11%
Ecodevelopment
11%
Implication
11%
Growth
11%
Rate
10%
Station
10%
Pollution
10%
Mediterranean Sea
10%
Emissions
10%
Modeling
10%
Beach
10%
Condition
10%
Microplastics
10%
Research
9%
Risk
9%
Metropolitan Area
9%
Island
9%
Evaluation
9%
Contaminant
9%
Network
9%
Fish
9%
Carbon
9%
Fishery
9%
Policy
9%
Record
9%
Porosity
9%
Country
9%
Benthos
8%
Show
8%
Depth
8%
Event
8%
Plant
8%
Average
8%
Core
8%
Time
8%
Mangrove
8%
Environment
8%
Remote Sensing
8%
Oil
7%
Increasing
7%
Contamination
7%
Management
7%
Estimate
7%
Content
7%
Length
7%
Loss
7%
Renewable Energy
7%
Temperature
7%
Biomass
7%
Variation
6%
Ratio
6%
Life History Trait
6%
Removal
6%
Chlorophyll
6%
Sea Grasses
6%
Correlation
6%
Metal
6%
Size
6%
Efficiency
6%
Science and Technology
6%
Conservation
6%
Support
6%
Data Set
6%
Difference
6%
Information
6%
Cause
6%
Groundwater
5%
Salinity
5%
Human Health
5%
Total Organic Carbon
5%
Plastic
5%
Sea
5%
Engineering
Models
32%
Power Engineering
23%
Microgrid
22%
Networks
18%
Electric Potential
16%
Wind
15%
Limiters
14%
Development
13%
Energy Storage System
13%
Renewable Energy Source
12%
Wind Power
11%
Performance
11%
Water
10%
Optimization
9%
Planning
9%
Integration
9%
Energy Storage
9%
Battery Energy Storage
9%
Applications
9%
Distributed Power Generation
8%
Energy Engineering
8%
Direct Current
8%
Renewable Energy
8%
Membrane
7%
Inverter
7%
Generation System
7%
Surfaces
6%
Generators
6%
Enhancement
6%
Photovoltaics
6%
Research
6%
Aqueous Solution
6%
Oscillation
6%
Bridge Type
6%
Demonstrates
5%
Economics
5%
Energy Management
5%
Temperature
5%
High Voltage Direct Current System
5%
Voltage Source
5%
System Frequency
5%
Efficiency
5%
Supports
5%
Properties
5%
Circulating Fluidized Bed
5%