Environmental Health & Safety of Nanomaterials – Page 2

Optimal conditions to immobilize Trichoderma reesei on mesoporous ceria-zirconia support

Sayamnikorn K., Komolvanich T., Chaisuwan T., Luengnaruemitchai A., Wongkasemjit S., Chulalongkorn University, TH

Nowadays, the cost of bioethanol production from renewable resources is still too high. The significant barrier to improve economy and efficiency of the production process was the cost of enzyme for converting cellulosic biomass into [...]

Type of chemical reaction from cinnamaldehyde using nickel-tin intermetallics under mild conditions

Noomnual A., Pithakratanayothin S., Chaisuwan T., Wongkasemjit S., Chulalongkorn University, TH

Ni3Sn, Ni3Sn2, and Ni3Sn4 intermetallics, novel alloys, were synthesized via mechanical alloying technique, economical and environmentally friendly method. With different contents of nickel and tin, 43, 58, 73% of tin contents, Ni3Sn, Ni3Sn2, and Ni3Sn4, [...]

Environmental Life Cycle Assessment for a Carbon Nanotube-Based Printed Electronic Sensor Platform

Chappell M.A., Shih W-S, Bledsoe J.K., Cox C., Janzen D., Gibbons S., Patel R., Kennedy A.J., Brame J., Brondum M., Diamond S.A., Coleman J., Edwards D., Steevens J.A., U.S. Army Engineer Research & Development Center, US

Here, we describe efforts to characterize the potential environmental impact associated with the manufacture of a newly developed printed electronic temperature sensor using environmental life cycle assessment (Eco-LCA). The sensor is composed of a specialized [...]

Performance and Aging of Graphene Oxide/Polyurethane Nanocomposites

Goodwin Jr. D.G., Bernard C., Stanley D., Nguyen T., Sung L., National Institute of Standards and Technology, US

Graphene oxide (GO) can be used to enhance the properties and extend the service life of polymer nanocomposites (PNCs). GO is a good nanofiller candidate for water-borne polyurethane (WBPU) coatings since GO has outstanding physicochemical [...]

Neuroactive Carbon Dots: Perspective Neurotheranostic Agents and Harmful Environmental Pollutant

Borisova T., Dekaliuk M., Pozdnyakova N., Pastukhov A., Dudarenko M., Galkin M., Borysov A., Vari S.G., Demchenko A.P., Palladin Institiute of Biochemistry NAS of Ukraine;, UA

1 Palladin Institute of Biochemistry, NAS of Ukraine – RECOOP CRRC 2 International Research and Innovation in Medicine Program, Cedars-Sinai Medical Center, LA, CA, USA Carbon dots (C-dots) are a newly discovered class of fluorescent [...]

Developing a rapid screening method for direct visualization of nanoparticles captured on filter media during occupational exposure assessments

Neu-Baker N.M., Eastlake A.C., Brenner S.A., SUNY Polytechnic Institute, Colleges of Nanoscale Science & Engineering (CNSE), US

As engineered nanomaterials (ENMs) are increasingly incorporated into manufacturing processes and consumer goods, the nanotechnology workforce is also growing, with 6 million workers anticipated by 2020, of which 2 million are projected to work in [...]

Health and Safety Screening of Advanced Materials: A User Interface for Test Design Selection and Documentation

Kennedy A.J., Brame J., Wood M., Rycroft T., Poda A., Diamond S., Chappell M., Shih W-S, Panchal V., US Army Engineer Research and Development Center, US

The novel properties of advanced materials (AdMs), including nanomaterials (NMs), offer opportunities to improve conventional materials and create new material applications. However, these same properties may place AdMs into a high risk prioritization category within [...]

Quantifying release of nano- and advanced materials

Brame J., Poda A., Alberts E., Jackson C., Kennedy A., US Army Engineer Research and Development Center, US

The same unique properties of Manufactured Nanomaterials (MNs) and Advanced Materials (AMs) that make them desirable for new product applications may also increase their environmental health and safety (EHS) uncertainty , leading to high risk [...]

Developing a fundamental understanding of polymer nanocomposite photodegradation and CNT release characteristics

Lankone R.S., Wang J., Ranville J.F., Fairbrother D.H., John's Hopkins University, US

As the development, production, and use of polymer nanocomposites continues to rise, so too does the likelihood for exposure of their embedded nanoparticles to humans and the environment following nanoparticle release. The release of carbon [...]

Enhanced in vitro testing model for rapid risk assessment of ingested nanomaterials

Carnovale C., Guarnieri D., De Angelis I., Barone F., Sabella S., Italian Institute of Technology, IT

Following advances in the synthesis of manufactured nanomaterials, interest for their inclusion in various consumer products has increased. Due to various factors including their unique optical and antimicrobial properties, likely applications of nanomaterials include textiles, [...]