How thin is a thin film?
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There is no strict definition of the term thin film, but a useful concept is that films are thin if they are incapable of self-support, and this generally means films of thickness less than 1μm. | |
15 Citations | It is found that quantum effects become important for a thin film of small thickness. |
36 Citations | Although many challenges still remain before optical thin films are used widely as waveguides, modern thin film technology is beginning to provide the to... |
23 Dec 1986 8 Citations | There is considerable evidence that thin film morphology, which includes both the film top surface and internal void network structure, is a key link between film preparation processes and resulting film characteristics and properties. |
22 Feb 2018 42 Citations | The changed columnar microstructure of such thin films significantly influences the film properties. |
70 Citations | The thin film shows very promising performance compared to its thicker counterpart. |
01 Sep 2006 15 Citations | This performance is better than many reported results for thin film technology |
Our observations are important for the development of thin film devices. | |
41 Citations | These properties become increasingly significant as multiple thin film or composite microstructures ... |
The thin film has several advantages over traditional methods. |
Related Questions
What are thin films?5 answersThin films are two-dimensional materials that exhibit unique properties compared to bulk materials due to factors like quantum confinement effects and large surface-to-volume ratios. They are crucial in various fields, offering diverse properties such as chemical, optical, electrical, magnetic, thermal, and mechanical characteristics. Thin films can be challenging to produce, especially for complex nanocomposites, but innovative approaches like the liquid/liquid interfacial route have enabled precise control over thickness, homogeneity, and transparency in their synthesis. These films find applications in a wide array of areas, from high-frequency piezoelectric applications to catalysts, environmental applications, energy efficiency in solar cells, sensors, and more. The growth of thin films involves condensing atomic/molecular/ionic species on a substrate surface, leading to the development of exotic materials with unique properties.
What are thins films and why are the good?5 answersThin films are a type of material that consists of one or more thin layers deposited on a substrate. They have unique properties due to their small size and large surface-to-volume ratio. Thin films are used in various fields such as optoelectronics, photonic devices, magnetic devices, and solar cells. They offer advantages such as easy integration into devices, thermal stability, and the ability to control properties like transparency and conductivity. Thin films can be fabricated using different deposition techniques, and their performance depends on factors like atomic structure, composition, and microstructure. They have applications in areas like drug delivery, where they can safely load and release medications in a controlled manner. Overall, thin films are important for technological advancements and have a wide range of applications in various industries.
What are the ways to make thin film?5 answersThere are several methods for making thin films. One method involves using atomic layer deposition (ALD) and atomic layer etching (ALE) processes. In this method, a first thin film is formed through ALD, and then etched to a predetermined thickness using ALE to create a second thin film with a reduced thickness. Another method involves a thin film forming process that includes supplying a source gas, purging the gas, supplying a reactive gas, supplying plasma, and purging the reactive gas. During these operations, the source gas is bypassed to the exhaust unit at a reduced flow rate, resulting in reduced gas consumption and minimized generation of reaction by-products. Additionally, a thin film can be manufactured by forming an ink droplet on a substrate, evenly distributing the solvent in the droplet, and evaporating the solvent to form the thin film. Another method involves dispensing a solution on a substrate, spreading it into a thin layer using a hydrophilic material, and either allowing a thin film to grow through chemical reaction or evaporating the solution to leave behind a particulate film. Finally, a method includes introducing an organic metal gas containing hydrogen onto a substrate, introducing an oxidizing or nitriding gas, generating plasma, detecting emission intensity, and stopping plasma generation based on the detected intensity.
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