Quick Revision- NANO TECH AND ITS APPLICATION

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QUICK REVISION: NANOTECH AND ITS APPLICATION

 

Definition:Nanoscience and Nanotechnology involves the concept of manipulating the extremely small things at nanoscale. At nanoscale things behave differently and this properties can be utilised across various fields of science like chemistry, biology, medicine, physics and material science.

 

APPLICATION OF NANO ON Health SECTOR:

  • Repairing of damaged organs
  • Diagnosis and treatment of cancer cells. Development of Signature protein to treat cancerous cell.
  • Improve in better drug delivery system
  • Nano filters can be utilise to remove the smallest known Virus
  • Antimicrobial coating made through nanotechnology is promising feature for prevention of disease
  • Can help in the production of drugs which are difficult to produce. The structural constraints at atomic scale can be controlled using nanotechnology.
  • Can be used in vivo and in vitro biomedical research.
  • Nano medicine

 

APPLICATION OF NANO TECH ON IT AND ELECTRONICS Industry

  • Miniaturisation of transistor size. Portability will increase.
  • Use of Nanometer scale magnetic tunnel junctions. It can be utilised to save data.
  • Nanoparticle copper suspension alternative lead based solder in electronic industry
  • Flash memory chip, highly sensitive touch interface, antimicrobial and antibacterial coatings on keyboards.

 

APPLICATION IN The field of energy

  • Batter catalysis activity will improve the fuel efficiency.
  • Carbon nanotube scrubbers for removal of Carbon dioxide.
  • Nano filters in sewage water treatment
  • Development of wires with nano tube, help in reduction of energy loss during transmission
  • Nano chip can be incorporated in solar panels for efficient conversion of Solar Energy into electricity.
  • Nano tech empowered batteries are more efficient, Light in weight and have high power density.
  • Nano particle coated blades made in the windmill are more efficient and long lasting.
  • In making of Smart windows. SW have coatings of Vanadium dioxide with Tungsten Metal acting as heat reflector. These windows allows only the required amount of light to pass through. This saves lot of energy squandered on use of AC .

 

Application in the field of Textile Industry

  • Nano fibre will be stronger than the strongest natural fibre.
  • Can be used to make string bullet proof jackets.
  • Have self cleaning property i.e. Lotus effect

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Nanotechnology is the manipulation of matter on an atomic or molecular scale. It has the potential to revolutionize many industries, including medicine, energy, and manufacturing.

The idea of nanotechnology has been around for centuries, but it wasn’t until the 20th century that scientists began to develop the tools and techniques necessary to manipulate matter on a nanoscale. In 1959, Nobel laureate Richard Feynman gave a talk at the California Institute of Technology titled “There’s Plenty of Room at the Bottom,” in which he proposed that it might be possible to manipulate atoms and Molecules to create new materials and devices.

In the decades since Feynman’s talk, scientists have made significant progress in developing the tools and techniques necessary to manipulate matter on a nanoscale. This progress has led to the development of a number of new technologies, including nanomedicine, nanoelectronics, and nanomanufacturing.

Nanomedicine is the application of nanotechnology to medicine. Nanoparticles can be used to deliver drugs directly to tumors, reducing the side effects of chemotherapy. Nanoparticles can also be used to image tumors and other diseases.

Nanoelectronics is the application of nanotechnology to electronics. Nanoscale transistors are much smaller and faster than traditional transistors. This makes them ideal for use in high-speed computers and other electronic devices.

Nanomanufacturing is the application of nanotechnology to manufacturing. Nanoscale materials can be used to create new materials with properties that are not found in nature. These materials can be used to create new products, such as stronger and lighter materials for cars and airplanes.

Nanotechnology has the potential to improve our lives in many ways. Some of the potential benefits of nanotechnology include:

  • Improved health: Nanotechnology can be used to develop new drugs and treatments for diseases.
  • Increased Energy Efficiency: Nanotechnology can be used to develop more efficient solar cells and Fuel Cells.
  • Reduced pollution: Nanotechnology can be used to develop new materials and processes that are less polluting.

However, nanotechnology also has some potential risks. Some of the potential risks of nanotechnology include:

  • Health risks: Nanoparticles can be toxic if they are inhaled or ingested.
  • Environmental risks: Nanoparticles can pollute the Environment.
  • Technological risks: Nanotechnology could be used to develop new weapons or surveillance technologies.

It is important to weigh the potential benefits and risks of nanotechnology before developing and using this technology. With careful planning and oversight, nanotechnology can be used to improve our lives without posing significant risks.

The future of nanotechnology is uncertain. However, it is clear that nanotechnology has the potential to revolutionize many industries and improve our lives in many ways. It is important to continue to develop and research nanotechnology in a safe and responsible manner.

Nanotechnology is the manipulation of matter on an atomic or molecular scale. It has the potential to revolutionize many industries, including medicine, manufacturing, and energy.

Some of the most common applications of nanotechnology include:

  • Medicine: Nanoparticles can be used to deliver drugs directly to cancer cells, or to repair damaged tissue.
  • Manufacturing: Nanotechnology can be used to create new materials that are stronger, lighter, and more durable than traditional materials.
  • Energy: Nanotechnology can be used to develop new ways to generate and store energy, such as solar cells and batteries.

Nanotechnology is a rapidly developing field, and new applications are being discovered all the time. It has the potential to improve our lives in many ways, but it also raises some ethical concerns. For example, some people worry that nanotechnology could be used to create weapons that are more destructive than anything we have seen before. It is important to carefully consider the potential benefits and risks of nanotechnology before we use it to develop new products and technologies.

Here are some frequently asked questions about nanotechnology:

  • What is nanotechnology? Nanotechnology is the manipulation of matter on an atomic or molecular scale. It has the potential to revolutionize many industries, including medicine, manufacturing, and energy.
  • What are some of the benefits of nanotechnology? Nanotechnology has the potential to improve our lives in many ways, including by developing new medicines, creating stronger materials, and generating more energy.
  • What are some of the risks of nanotechnology? Some people worry that nanotechnology could be used to create weapons that are more destructive than anything we have seen before. It is important to carefully consider the potential benefits and risks of nanotechnology before we use it to develop new products and technologies.
  • What is the future of nanotechnology? Nanotechnology is a rapidly developing field, and new applications are being discovered all the time. It has the potential to improve our lives in many ways, but it also raises some ethical concerns. It is important to carefully consider the potential benefits and risks of nanotechnology before we use it to develop new products and technologies.
  1. Nanotechnology is the manipulation of matter on an atomic or molecular scale.
  2. Nanotechnology has the potential to revolutionize many industries, including medicine, manufacturing, and energy.
  3. Some of the potential applications of nanotechnology include:
    • Developing new drugs and therapies
    • Creating new materials and products
    • Improving energy efficiency
    • Cleaning up pollution
  4. Nanotechnology is a rapidly developing field, and there are many challenges that need to be addressed before it can be widely used.
    • One challenge is the potential for nanoparticles to be harmful to human health.
    • Another challenge is the need to develop new manufacturing methods for nanoscale materials.
  5. Despite the challenges, nanotechnology has the potential to improve our lives in many ways.

Here are some MCQs on nanotechnology:

  1. Which of the following is not a potential application of nanotechnology?
    (A) Developing new drugs and therapies
    (B) Creating new materials and products
    (C) Improving energy efficiency
    (D) Cleaning up pollution

  2. Which of the following is a challenge that needs to be addressed before nanotechnology can be widely used?
    (A) The potential for nanoparticles to be harmful to human health
    (B) The need to develop new manufacturing methods for nanoscale materials
    (C) Both (A) and (B)

  3. Which of the following is a true statement about nanotechnology?
    (A) Nanotechnology is the manipulation of matter on an atomic or molecular scale.
    (B) Nanotechnology has the potential to revolutionize many industries.
    (C) Both (A) and (B)

  4. Which of the following is a false statement about nanotechnology?
    (A) Nanotechnology is a new field of science.
    (B) Nanotechnology is already being used in a variety of products.
    (C) Nanotechnology is not without its risks.

  5. Which of the following is a true statement about the future of nanotechnology?
    (A) Nanotechnology will eventually solve all of our problems.
    (B) Nanotechnology will have a significant impact on our lives, but it will also create new challenges.
    (C) Nanotechnology is a dangerous technology that should be avoided.

Answers:
1. (D)
2. (C)
3. (C)
4. (A)
5. (B)

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