Synthesis of nanoparticles

One among them is a mechanical method of nanomaterial synthesis

• Laser ablation

• Ball Milling

• Spray pyrrolysis

• Sol gel synthesis

How big is a nanoparticle?

• between 1-100 cm
• between 1-100 mm
• between 1-100 nm
• below 1 nm

What type of instrument do you need to see a nanoparticle

• Light microscope
• Electron microscope
• Telescope
• Binoculars

Why are nanoparticles so important?

• They can fit into smaller spaces
• They are stronger than bigger particles
• Their small volume means they can entriely fill the container
• Their small surface area allows more contact area for reactions

One among them is a chemical method of synthesis

• Laser Ablation

• Laser pyrolysis

• Hydrothermal process

• Ion sputtering

An electric arc is used to vapourize a material using a laser to make nanoparticles in _____________________

• Ion sputtering

• Microemulsion method

• RF plasma method

• Laser ablation

Biological method of synthesis includes

• Intracellular synthesis

• Extracellular synthesis

• Intracellular & extracellular synthesis

• None of the above

Synthesis of nanomaterial from larger bulk material is ___________ method

• Top down method

• Bottom up method

• Random

• Synchronized

Nanomaterial synthesis by means of living systems or their products as substrate

• Chemical method

• Biological method

• Physical method

• Physico chemical

Nanomaterial synthesis that includes use of oil,water and surfactant

• Hydrothermal process

• Solvothermal process

• Microemulsion process

• Thermal decomposition