Nano Technology

Reply by the Central Pollution Control Board (CPCB) regarding use of environmental compensation funds, 29/04/2025

Reply by the Central Pollution Control Board (CPCB) in compliance to the National Green Tribunal (NGT) order dated January 21, 2024 in the matter of ‘News item titled “Feeling anxious? Toxic air could be to blame” appearing in Times of India dated 10.10.2023’. NGT had directed CPCB to file a …

Solar charger that will store power for week in the works

Very soon, you will able to charge mobile and laptop on the move, thanks to a handy device being developed as the world’s first integrated solar storage tile. The device christened as Amrita Smartuses a super capacitor aided by nano technology and will hit the market within a year. If …

Bio-plastic is the future of packaging: Researchers

In the three-day conference organised by the University Institute of Chemical Engineering and Technology in Panjab University, various guests and delegates presented their work in the field of nanotechnology. Today researchers are more concerned with developing techniques which are more environment-friendly like the development of green products. Similar is the …

Kerala to have 450 e-toilets by March

Kerala will have 450 functional e-toilets by the end of this fiscal, becoming the first state in India with Connected Toilet Infrastructure which would be on a par with health and hygiene standards of developed countries. An e-toilet has an automated door opening, power flushing, automatic closet washing and sterilisation …

Nanotech’s mega hazard

NANOTECHNOLOGY has revolutionised industry. It is used to improve wide ranging products, from cosmetics, toys and toothpastes to textiles and missiles. Industry thinks the technology holds promise to change every facet of life in some way. Substances at nano scale, or nanoparticles, demonstrate novel physiochemical properties compared to larger particles …

Researchers develop thin-film silicon solar cells

An Indian-origin researcher-led team in Singapore claims to have exploited nanostructure technology to make a highly efficient and yet cheaper silicon solar cell. Navab Singh, who led the team from Nanyang Technological University and A*STAR Institute of Microelectronics hopes that their new product would halve the cost of solar energy. …

Nose power to light up your home

Washington: Electricity from the nose? Well, it may appear weird, but engineers claim they are working on a technique which would generate power from human respiration. A team at the University of Wisconsin-Madison says that it is actually working on a method which would someday power sensors in one’s body …

Issues in assessing environmental exposures to manufactured nanomaterials

Manufactured nanomaterials (MNs) are commonly considered to be commercial products possessing at least one dimension in the size range of 10−9 m to 10−7 m. As particles in this size range represent the smaller fraction of colloidal particles characterized by dimensions of 10−9 m to 10−6 m, they differ from …

A friendly graphene

IT’S been a couple of years since scientists proposed that graphene, the new rockstar of the nano-world, is capable of revolutionising the healthcare sector. The one-atom-thick sheet of carbon can be used as an efficient vehicle to deliver drugs precisely to the target tumour or cancer cells. Its intrinsic optical …

Hey, let’s twist

THE recent accident at the Fukushima nuclear plant in Japan has left governments across the world worried over the safety of nuclear energy and its waste. As radioactive materials contaminated water, soil and air, technology to clean up the waste came to the forefront. Traditionally, naturally occurring substances such as …

A green slow-release fertilizer composition based on urea-modified hydroxyapatite nanoparticles encapsulated wood

In this paper we describe a strategy for sustained release of nitrogen into the soil. Specifically, ureamodified hydroxyapatite nanoparticles were encapsulated under pressure into cavities of the soft wood of Gliricidia sepium. Nitrogen release of the nanofertilizer composition was studied using soil from three elevations in Sri Lanka (pH 4.2, …

A nano cure for cancer

IMAGINE a future when magnetic particles less than 100 nanometers in diameter will target, detect and capture images of cancer cells in your body. A team from the Indian Institute of Technology (IIT), Kharagpur, thinks such a future is possible. Researchers designed nanoparticles that can be used to transport drug …

Bring in ever-green revolution with nano-science

COIMBATORE: Application of science and technology in the form of hybrids to transgenics has led to the country being transformed from a

Homeopathic treatments based on nanotechnology?

According to the National Center for Complementary and Alternative Medicine of the National Institutes of Health, USA, ‘Homeopathy is a controversial area of alternative medicine involving highly diluted preparations and its con- cepts are not consistent with well-known laws of science.’ http://www.ias.ac.in/currsci/10apr2011/977.pdf  

Performance of cement industry

A Parliamentary panel review of cement industry has instructed Dept. of Industrial Policy to direct all plants to comply with emission standards and suggested cement manufacturers to comply with corporate responsibility for environment protection. Cement is the most essential raw material in any kind of construction activity. Accordingly, cement industry …

Nano intruders

FROM sunscreens, antiseptics to medicines that fight HIV, artificially engineered nanoparticles are vital for numerous consumer and industrial products. Of a nanometre’s size, these particles are of silver, gold, titanium dioxide and other elements and compounds. While nanotechnology has become the latest buzzword in science, a group of scientists has …

Focus more on solar energy: panel

KOCHI: The Parliamentary Committee on Energy will recommend to the Union government to increase the support for research projects like application of nanotechnology in solar cells, P.C. Chacko, MP, has said. Mr. Chacko was speaking to presspersons along with other members of the committee after visiting the nano solar division …

Science and tech to get 50 centres of excellence

New Delhi: The government plans to establish 50 centres of excellence in frontier areas of science and technology in the next six years.

Proceedings of the ninety eighth session of the Indian Science Congess, Chennai, 2011 (Materials Science)

Proceedings of the ninety eighth session of the Indian Science Congess, Chennai, 2011 (Materials Science).

Nanotechnology for green vehicles

Praveen Bose / December 17, 2010, 0:20 IST With automotive manufacturers striving to match stricter emission norms set by regulatory authorities, they have begun considering nanotechnology as a necessity. With precise structuring and exceptional physical and mechanical properties, nanomaterial-based products have the potential to redefine energy and materials applications.

IIT-B team shows how homeopathy works

Mumbai: Six months after the British Medical Association rubbished homeopathy as witchcraft with no scientific basis, IIT scientists have said the sweet white pills work on the principle of nanotechnology. Homeopathic pills containing naturally occurring metals such as gold, copper and iron retain their potency even when diluted to a …

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