The picocoulomb is a unit of electric charge in the International System of Units, representing one trillionth of a coulomb, or 10^-12 coulombs. While the coulomb might be more commonly encountered, the picocoulomb is crucial in high-precision measurements within fields like molecular physics and nanotechnology. To grasp its size, consider that it takes about 6.24 billion picocoulombs to transfer the charge of just one electron, highlighting the tiny scale at which it operates.
In scientific research, the picocoulomb helps measure charge distributions and electric properties of nanoparticles, which have applications ranging from medical diagnostics to electronics. This unit underscores the incredible sensitivity and precision required in cutting-edge science, as even minuscule differences in charge can significantly impact experimental outcomes and technological innovations.
The coulomb, named after the French physicist Charles-Augustin de Coulomb, is the SI unit of electric charge. In the world of electricity, one coulomb represents the charge of approximately 6.242 x 10^18 elementary charges, such as electrons. Fascinatingly, this massive number of electrons is equivalent to the amount of charge transferred by a current of one ampere flowing for just one second.
The coulomb plays a crucial role in electromagnetism and allows for the calculation of electric forces between charged objects using Coulomb’s Law. Interestingly, Charles-Augustin de Coulomb initially explored fields such as engineering and military structures before delving into the study of electrostatics. His work in this area laid the foundation for modern electrical engineering and technology, making the coulomb an integral part of understanding electrical interactions.
| Picocoulombs | Coulombs |
|---|---|
0
pC
|
0
c
|
1000
pC
|
1e-9
c
|
2000
pC
|
2e-9
c
|
3000
pC
|
3e-9
c
|
4000
pC
|
4e-9
c
|
5000
pC
|
5e-9
c
|
6000
pC
|
6e-9
c
|
7000
pC
|
7e-9
c
|
8000
pC
|
8e-9
c
|
9000
pC
|
9e-9
c
|
10000
pC
|
1e-8
c
|
11000
pC
|
1.1e-8
c
|
12000
pC
|
1.2e-8
c
|
13000
pC
|
1.3e-8
c
|
14000
pC
|
1.4e-8
c
|
15000
pC
|
1.5e-8
c
|
16000
pC
|
1.6e-8
c
|
17000
pC
|
1.7e-8
c
|
18000
pC
|
1.8e-8
c
|
19000
pC
|
1.9e-8
c
|
20000
pC
|
2e-8
c
|
21000
pC
|
2.1e-8
c
|
22000
pC
|
2.2e-8
c
|
23000
pC
|
2.3e-8
c
|
24000
pC
|
2.4e-8
c
|
25000
pC
|
2.5e-8
c
|
26000
pC
|
2.6e-8
c
|
27000
pC
|
2.7e-8
c
|
28000
pC
|
2.8e-8
c
|
29000
pC
|
2.9e-8
c
|
30000
pC
|
3e-8
c
|
31000
pC
|
3.1e-8
c
|
32000
pC
|
3.2e-8
c
|
33000
pC
|
3.3e-8
c
|
34000
pC
|
3.4e-8
c
|
35000
pC
|
3.5e-8
c
|
36000
pC
|
3.6e-8
c
|
37000
pC
|
3.7e-8
c
|
38000
pC
|
3.8e-8
c
|
39000
pC
|
3.9e-8
c
|
40000
pC
|
4e-8
c
|
41000
pC
|
4.1e-8
c
|
42000
pC
|
4.2e-8
c
|
43000
pC
|
4.3e-8
c
|
44000
pC
|
4.4e-8
c
|
45000
pC
|
4.5e-8
c
|
46000
pC
|
4.6e-8
c
|
47000
pC
|
4.7e-8
c
|
48000
pC
|
4.8e-8
c
|
49000
pC
|
4.9e-8
c
|
50000
pC
|
5e-8
c
|
51000
pC
|
5.1e-8
c
|
52000
pC
|
5.2e-8
c
|
53000
pC
|
5.3e-8
c
|
54000
pC
|
5.4e-8
c
|
55000
pC
|
5.5e-8
c
|
56000
pC
|
5.6e-8
c
|
57000
pC
|
5.7e-8
c
|
58000
pC
|
5.8e-8
c
|
59000
pC
|
5.9e-8
c
|
60000
pC
|
6e-8
c
|
61000
pC
|
6.1e-8
c
|
62000
pC
|
6.2e-8
c
|
63000
pC
|
6.3e-8
c
|
64000
pC
|
6.4e-8
c
|
65000
pC
|
6.5e-8
c
|
66000
pC
|
6.6e-8
c
|
67000
pC
|
6.7e-8
c
|
68000
pC
|
6.8e-8
c
|
69000
pC
|
6.9e-8
c
|
70000
pC
|
7e-8
c
|
71000
pC
|
7.1e-8
c
|
72000
pC
|
7.2e-8
c
|
73000
pC
|
7.3e-8
c
|
74000
pC
|
7.4e-8
c
|
75000
pC
|
7.5e-8
c
|
76000
pC
|
7.6e-8
c
|
77000
pC
|
7.7e-8
c
|
78000
pC
|
7.8e-8
c
|
79000
pC
|
7.9e-8
c
|
80000
pC
|
8e-8
c
|
81000
pC
|
8.1e-8
c
|
82000
pC
|
8.2e-8
c
|
83000
pC
|
8.3e-8
c
|
84000
pC
|
8.4e-8
c
|
85000
pC
|
8.5e-8
c
|
86000
pC
|
8.6e-8
c
|
87000
pC
|
8.7e-8
c
|
88000
pC
|
8.8e-8
c
|
89000
pC
|
8.9e-8
c
|
90000
pC
|
9e-8
c
|
91000
pC
|
9.1e-8
c
|
92000
pC
|
9.2e-8
c
|
93000
pC
|
9.3e-8
c
|
94000
pC
|
9.4e-8
c
|
95000
pC
|
9.5e-8
c
|
96000
pC
|
9.6e-8
c
|
97000
pC
|
9.7e-8
c
|
98000
pC
|
9.8e-8
c
|
99000
pC
|
9.9e-8
c
|
100000
pC
|
1e-7
c
|
| Conversion | Call to Action |
|---|---|
| Picocoulombs to Millicoulombs | Go to converter |
| Picocoulombs to Microcoulombs | Go to converter |
| Picocoulombs to Nanocoulombs | Go to converter |
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