Gigahertz (GHz) is a unit of frequency equivalent to one billion hertz, widely used in telecommunications and computing to measure clock speeds and data transfer rates. Fascinatingly, as you read this, billions of cycles per second are powering your devices, allowing them to process vast amounts of data instantaneously. A gigahertz represents the speed of components in your computer, such as the CPU and memory, which typically operate in the GHz range, signifying their rapid processing capabilities.
Interestingly, the world’s most common electromagnetic waves, such as Wi-Fi and mobile phone signals, also operate in the GHz range. These gigahertz frequencies are crucial for wireless communications as they allow for higher data transfer rates and support for various networks and devices, from your smartphone to your home’s smart technology systems.
Terahertz, symbolized as THz, is a unit of frequency equivalent to one trillion cycles per second, or 1,000,000,000,000 Hz. In the electromagnetic spectrum, terahertz waves occupy the fascinating territory between microwaves and infrared light. This region, often referred to as the “terahertz gap,” has long captivated scientists because of its potential in numerous applications, including advanced imaging techniques, security screening, and even the detection of defects in materials.
Remarkably, terahertz radiation is non-ionizing, meaning it is much safer for biological tissues compared to X-rays. This capability opens doors to potentially revolutionary medical imaging and diagnostics opportunities without the risk of harmful radiation exposure. As researchers continue to explore this “hidden power,” the future holds exciting prospects for terahertz technology across a multitude of fields.
Gigahertz | Terahertz |
---|---|
0
GHz
|
0
THz
|
0.1
GHz
|
0.0001
THz
|
0.2
GHz
|
0.0002
THz
|
0.3
GHz
|
0.0003
THz
|
0.4
GHz
|
0.0004
THz
|
0.5
GHz
|
0.0005
THz
|
0.6
GHz
|
0.0006
THz
|
0.7
GHz
|
0.0007
THz
|
0.8
GHz
|
0.0008
THz
|
0.9
GHz
|
0.0009
THz
|
1
GHz
|
0.001
THz
|
1.1
GHz
|
0.0011
THz
|
1.2
GHz
|
0.0012
THz
|
1.3
GHz
|
0.0013
THz
|
1.4
GHz
|
0.0014
THz
|
1.5
GHz
|
0.0015
THz
|
1.6
GHz
|
0.0016
THz
|
1.7
GHz
|
0.0017
THz
|
1.8
GHz
|
0.0018
THz
|
1.9
GHz
|
0.0019
THz
|
2
GHz
|
0.002
THz
|
2.1
GHz
|
0.0021
THz
|
2.2
GHz
|
0.0022
THz
|
2.3
GHz
|
0.0023
THz
|
2.4
GHz
|
0.0024
THz
|
2.5
GHz
|
0.0025
THz
|
2.6
GHz
|
0.0026
THz
|
2.7
GHz
|
0.0027
THz
|
2.8
GHz
|
0.0028
THz
|
2.9
GHz
|
0.0029
THz
|
3
GHz
|
0.003
THz
|
3.1
GHz
|
0.0031
THz
|
3.2
GHz
|
0.0032
THz
|
3.3
GHz
|
0.0033
THz
|
3.4
GHz
|
0.0034
THz
|
3.5
GHz
|
0.0035
THz
|
3.6
GHz
|
0.0036
THz
|
3.7
GHz
|
0.0037
THz
|
3.8
GHz
|
0.0038
THz
|
3.9
GHz
|
0.0039
THz
|
4
GHz
|
0.004
THz
|
4.1
GHz
|
0.0041
THz
|
4.2
GHz
|
0.0042
THz
|
4.3
GHz
|
0.0043
THz
|
4.4
GHz
|
0.0044
THz
|
4.5
GHz
|
0.0045
THz
|
4.6
GHz
|
0.0046
THz
|
4.7
GHz
|
0.0047
THz
|
4.8
GHz
|
0.0048
THz
|
4.9
GHz
|
0.0049
THz
|
5
GHz
|
0.005
THz
|
5.1
GHz
|
0.0051
THz
|
5.2
GHz
|
0.0052
THz
|
5.3
GHz
|
0.0053
THz
|
5.4
GHz
|
0.0054
THz
|
5.5
GHz
|
0.0055
THz
|
5.6
GHz
|
0.0056
THz
|
5.7
GHz
|
0.0057
THz
|
5.8
GHz
|
0.0058
THz
|
5.9
GHz
|
0.0059
THz
|
6
GHz
|
0.006
THz
|
6.1
GHz
|
0.0061
THz
|
6.2
GHz
|
0.0062
THz
|
6.3
GHz
|
0.0063
THz
|
6.4
GHz
|
0.0064
THz
|
6.5
GHz
|
0.0065
THz
|
6.6
GHz
|
0.0066
THz
|
6.7
GHz
|
0.0067
THz
|
6.8
GHz
|
0.0068
THz
|
6.9
GHz
|
0.0069
THz
|
7
GHz
|
0.007
THz
|
7.1
GHz
|
0.0071
THz
|
7.2
GHz
|
0.0072
THz
|
7.3
GHz
|
0.0073
THz
|
7.4
GHz
|
0.0074
THz
|
7.5
GHz
|
0.0075
THz
|
7.6
GHz
|
0.0076
THz
|
7.7
GHz
|
0.0077
THz
|
7.8
GHz
|
0.0078
THz
|
7.9
GHz
|
0.0079
THz
|
8
GHz
|
0.008
THz
|
8.1
GHz
|
0.0081
THz
|
8.2
GHz
|
0.0082
THz
|
8.3
GHz
|
0.0083
THz
|
8.4
GHz
|
0.0084
THz
|
8.5
GHz
|
0.0085
THz
|
8.6
GHz
|
0.0086
THz
|
8.7
GHz
|
0.0087
THz
|
8.8
GHz
|
0.0088
THz
|
8.9
GHz
|
0.0089
THz
|
9
GHz
|
0.009
THz
|
9.1
GHz
|
0.0091
THz
|
9.2
GHz
|
0.0092
THz
|
9.3
GHz
|
0.0093
THz
|
9.4
GHz
|
0.0094
THz
|
9.5
GHz
|
0.0095
THz
|
9.6
GHz
|
0.0096
THz
|
9.7
GHz
|
0.0097
THz
|
9.8
GHz
|
0.0098
THz
|
9.9
GHz
|
0.0099
THz
|
10
GHz
|
0.01
THz
|
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