Mathematics
Sensing
76%
Compliance
68%
Sensor
64%
Voltage
63%
Real-time
62%
Gas
51%
Ammonia
46%
Trace
44%
Gas Sensor
28%
Ethanol
21%
Sweep
16%
Tuning
16%
Repetition
15%
Prototype
15%
Absorption
14%
Output
10%
Cell
10%
Quantum Cascade Laser
8%
External Cavity
8%
Range of data
8%
Interval
8%
Engineering & Materials Science
Quantum cascade lasers
100%
Compliance
48%
Freons
40%
Gases
31%
Ammonia
29%
Electric potential
28%
Sensors
28%
Chemical sensors
15%
Methanol
14%
Ethanol
13%
Tuning
10%
Physics & Astronomy
quantum cascade lasers
61%
cavities
34%
sensors
33%
freon
30%
electric potential
29%
gases
28%
ammonia
22%
cattle
18%
laser outputs
12%
methyl alcohol
11%
ethyl alcohol
10%
repetition
9%
prototypes
8%
tuning
8%
intervals
8%
cells
5%
Chemical Compounds
Compliance
67%
Diisopropyl Methylphosphonate
49%
Ammonia
42%
Voltage
40%
Gas
29%
Gas Sensor
27%
Ethanol
17%
Methanol
16%