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178 matches found for materials_science

Mechanical Processing in Hydrogen Storage Research and Development

• • Download PDF • Sigma-Aldrich Materials Science Storing hydrogen in solids—hydrides, composite materials or metal-organic frameworks—offers a unique opportunity for its convenient and safe use in automotive, portable and other applications. Unfortunately, none of the materials currently on the ma...

Mechanochemical Effect of Severe Plastic Deformations: Metal Alloys, Hydrides and Molecular Solids

• • Download PDF • 1Hydrogen Research Institute, Université du Québec à Trois-Rivières, Trois-Rivières, 3351, des Forges Blvd., PO Box 500, QC, G9A 5H7, Canada 2Aldrich Materials Science, Sigma-Aldrich Corporation 6000 N. Teutonia Ave, Milwaukee, WI, 53209, USA Email: jacques.huot@uqtr.ca, viktor.ba...

Ring-Closing Alkyne Metathesis

Aldrich ChemFiles 2010, 10.1, 9. Alkyne metathesis has been a useful tool for C–C bond formation since the discovery of structurally well-defined metal alkylidynes by Schrock and coworkers.2 These complexes have found use in the synthesis of complex natural products and in material science.3 The lim...

Novel Inks for Direct-Write Assembly of 3-D Periodic Structures

• • Download PDF • Materials Science and Engineering Department Frederick Seitz Materials Research Laboratory University of Illinois at Urbana-Champaign New methods for materials fabrication at the micro- and nanoscale will drive scientific and technological advances in areas of materials science, c...

Mesoporous Titanium Dioxide Thin Films

Related Articles • Synthesis of Melting Gels using Mono-Substituted and Di-Substituted Alkoxysiloxanes • Nanostructured Materials through Ultrasonic Spray Pyrolysis • Advanced Inorganic Materials for Solid State Lighting • Materials for Energy Efficiency (4.18 Mb PDF) • Nanoscale Surface Modificatio...

2005 Nobel Prize Award Winning Metathesis Catalyst Technology!

Sigma-Aldrich would like to congratulate Robert Grubbs, Richard Schrock, and Yves Chauvin on their research achievements leading to the 2005 Nobel Prize Award in chemistry! Metathesis catalyst technology has enriched the areas of drug discovery, flavors/ fragrances, and polymers while leading scient...

Labware Literature and Technical Bulletins

We carry a vast selection of Literature and Technical Bulletins to assist you with your Life Science and R&D needs. Browse our technical bulletins, cell culture manual and catalogs for the answers and products you need. Products: • Wilmad® Quick Pressure Valve NMR Tubes Instructions • x-tracta™ Gel ...

Metal Borohydrides as Hydrogen Storage Materials

• • Download PDF • General Electric Global Research To meet current DOE targets outlined in the article by S. Satyapal et al. in this issue, the materials for hydrogen storage should possess high hydrogen content, low heats of dehydrogenation (to minimize the energy penalty), and fast kinetics of hy...

Crystal Grade Materials for Display & Optoelectronics Research

We offer a wide selection of ultra high purity, ultra dry inorganic halides for the crystal growth for scintillation, optics, and dosimetry. Our ultra high purity crystal grade growth materials have a proven track record in increasing yield of high quality crystal growth for scintillators, dosimeter...

Raft Polymerization

• The RAFT Process • Classes of RAFT Agents • RAFT Agent to Monomer Compatibility Table RAFT or Reversible Addition–Fragmentation chain Transfer is a form of living radical polymerization. RAFT polymerization was discovered at CSIRO in 1998.1 It soon became the focus of intensive research, since the...

imMEDIAte ADVANTAGE™ - Cell Culture Media Manufacturing Expertise

Small Volume Custom Media: imMEDIAte ADVANTAGE™ The work you do today defines the products of tomorrow. SAFC global development and support services are underpinned by more than 40 years of cell culture media manufacturing expertise to help you deliver high quality performing products. Feasibility ‑...

Vol 2 Supplement

Vol . 2, 2002 Supplement Grubbs' Catalysts & MacMillan's OrganoCatalysts™ Download PDF (641 KB) Grubbs' Catalysts / MacMillan's OrganoCatalysts™ / Verkade's Superbases / Metal Catalysts and Ligands Grubbs’ Catalysts In today’s fast-paced environment, ready access to leading edge developments in cata...

Polymer-Clay Nanocomposites: Design and Application of Multi-Functional Materials

• • Download PDF • University of Dayton Research Institute One of the desirable end-goals of materials science research is the development of multi-functional materials. These materials are defined as compositions that bring more than one property enhancement to a particular application, thus allowi...

Fluorescence Quenching Microscopy: Imaging Two-Dimensional Materials

Alane Lim and Jiaxing Huang* Department of Materials Science and Engineering, Northwestern University, Evanston, IL 60208, USA *Email: jiaxing-huang@northwestern.edu Developed in the last several years, fluorescence quenching microscopy (FQM)1–3 has enabled rapid, inexpensive, and high-fidelity visu...

Nanomaterials for Advanced Applications

• • Download PDF • Mr. Thomas Juehne, Sigma-Aldrich Corp., St. Louis, MO The union of distinct scientific disciplines is revealing the leading edge of Nanotechnology. Fifteen to twenty years ago, the interdisciplinary activity of geneticists, biologists, immunologists and organic chemists created a ...

Oligothiophene Synthesis

Kanth Josyula, Mitesh Patel, Kaushik Patel, Scott Batcheller Aldrich Materials Science, 6000 N. Teutonia Ave. Milwaukee, WI 53209 Introduction Oligothiophenes and their functional derivatives are used in a number of high-technology applications including OLEDs, OFETs and OPVs, where the ability to f...

The Rare Earth Crisis—The Supply/Demand Situation for 2010–2015

K.A. Gschneidner, Jr. Ames Laboratory, U.S. Department of Energy and Department of Materials Science and Engineering Iowa State University, Ames, Iowa 50011-3020, USA Email: cagey@ameslab.gov The rare earth elements impact nearly everyone in the world. All of the people living in advanced technologi...

Prof. Kristi S. Anseth – 2012 MRS Mid-Career Researcher Award Winner

The Materials Research Society (MRS) has selected Kristi S. Anseth, University of Colorado, Boulder, to receive the inaugural Mid-Career Researcher Award for "exceptional achievement at the interface of materials and biology enabling new, functional biomaterials that answer fundamental questions in ...

Working with Reactive, Volatile, Complex Materials to Produce Novel Alloys

Deborah L. Schlagel*, Andrew J. Sherve (not pictured), Thomas A. Lograsso Division of Materials Science and Engineering The Ames Laboratory, Ames, IA 50011 *Email: schlagel@iastate.edu Technologies are an integral part of our lives and we rely on them for such things as communication, heating and co...

Quantum Dots: An Emerging Class of Soluble Optical Nanomaterials

• • Download PDF • Depts. of Physics, Chemistry and The James Franck Institute, University of Chicago Colloidal Quantum Dots (QDs) offer a striking visual demonstration of Quantum Mechanics. Atomic structures and sizes of the QD nanocrystals can be clearly seen in electron micrographs. When illumina...

3D Cell Culture Tools and Applications

Cultivate reality with advanced 3D cell culture models. 3D cell culture techniques have led to the creation of more predictive in vitro cell models for numerous applications including cancer research, drug discovery, neuroscience and regenerative medicine. Cells naturally grow and differentiate in t...

Combinatorial Materials Science for Energy Applications

R. Bruce van Dover Department of Materials Science and Engineering Cornell Universitys Ithaca, NY 14853-1501 Email: rbv2@cornell.edu Materials are the fundamental basis for solutions to the most pressing issues in energy generation, transport, and utilization, as well as more general issues in susta...

TraceCERT® Inorganic Standards for AAS, ICP and IC

Analytix 2009, 5, 13 Matthias Nold, Product Manager Analytical Standards matthias.nold@sial.com With our TraceCERT® products, we offer a product line of certified reference materials that meet the highest metrological standards. TraceCERT® standards are produced in a double-accredited laboratory, fu...

Monodispersed Nanodiamonds and their Applications

Related Categories • Fluorescent Nanodiamonds Among various nanomaterials, nanoparticles of less than 10 nm size remain the most sought-after products. Their production, however, is a challenging task since the final structure and structural stability of a particle is largely dictated by the identit...

Synthesis and Applications of Graphene Webinar

Exploring the Synthesis and Applications of Graphene Webinar Graphene is the ultimate two-dimensional material consisting of a single layer of sp2 hybridized carbon. Here we explore different approaches to synthesize this carbon allotrope, ranging from chemical conversion to vapor phase deposition. ...

Asymmetric Polymerization in a Chiral Liquid Crystal Reaction Field

• • Download PDF • Department of Polymer Chemistry, Kyoto University Katsura, Kyoto 615-8510, Japan Email: akagi@fps.polym.kyoto-u.ac.jp It is well known that polyacetylene is a one-dimensional conjugated macromolecule and a good representative for conducting polymers.1Pristine polyacetylene is a ty...

Universal Platform for Surface Modification Employing Grafted Polymer Layers

• • Download PDF • Bogdan Zdyrko,1 Viktor Klep1 and Igor Luzinov*1,2 1School of Materials Science and Engineering, and 2Center for Optical Materials Science and Engineering Technologies, Clemson University, Clemson, SC 29634 E-mail: luzinov@clemson.edu Ultrathin (end-) grafted polymer layers are wel...

Polymer Science

We are committed to offering innovative products for researchers. Our Polymer R&D center enables us to provide a diverse range of specialty monomers, reagents for controlled radical polymerization, and well-defined specialty polymers for biomedical, electronic and energy applications. Polymers • Bio...

Synthesis and Biomedical Applications of Polyamino Acids

Ziyuan Song,1 Rujing Zhang,1 Hua Lu,1 Nathan P. Gabrielson,1 Lichen Yin,1 Ettigounder Ponnusamy,2 and Jianjun Cheng1* 1Department of Materials Science and Engineering, University of Illinois at Urbana−Champaign, 1304 West Green Street, Urbana, IL 61801, USA 2Sigma-Aldrich, 3500 DeKalb Street, St. Lo...

Alternative Energy Materials

Aldrich Materials Science offers a broad variety of products for hydrogen storage research, advanced fuel cell, and battery applications. These products include materials for precious metal catalysts, electrode materials and electrolytes. Our product portfolio also includes proton exchange membrane ...