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Absorption(339)
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transformation(25)
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488 matches found for absorption

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...

Synthesis of Mesoporous Materials

• • Download PDF • Mespoporous materials, also known as mesoporous molecular sieves, are a class of 3D-nanostructures with well-defined mesoscale (2–50 nm diameter) pores and surface areas up to 1000 m2/g.1 In terms of characteristic ordered feature size, they occupy a unique place between crystalli...

Ruthenium-based dyes for Dye-sensitized Solar Cells

Related Products • Dye Sensitized Solar Cell (DSSC) Materials • Organic Photovoltaic (OPV) Materials Related Articles • OPV Tutorial • Efficient DSSC for Direct Conversion of Sunlight to Electricity • Preparation of Photoactive Layers for OPV Applications • Synthesis of ZnO Aggregates and their Appl...

PCBM-Based n-Type Semiconductors

Related Products • Organic Field Effect Transistor (OFET) Materials • OLED and PLED Materials • Fullerenes Related Articles • Fullerene-Based n-Type Semiconductors in Organic Electronics • Fullerenes for Photovoltaic and Bioscience Applications • Novel Properties and Applications of Polyhydroxylated...

Kit for the determination of hydrocarbon oil index according to DIN EN ISO 9377-2/2000 (H53)

By Rainer Walz ISO 9377 specifies a method for the determination of the hydrocarbon oil index in water by means of gas chromatography. It is suitable for surface water, waste water and water from sewage treatment plants and allows the determination of hydrocarbon oil index in concentrations above 0....

Sensitive Determination of Iron in Drinking Water, Mineral Water, Groundwater, and Spring Water Using Rapid Photometric Tests

The quality of drinking water is regulated by a variety of guidelines, such as the EU Council Directive 98/831,2 and WHO guideline.3 The key principles used to define these limits consider both health hazards and sensory and technical reasons. Iron, for example, does not exhibit a risk for health in...

Sea buckthorn (Hippophae rhamnoides) | Plant Profiler

Synonyms / Common Names / Related Terms 5-formyltetrahydrofolate, 5-hydroxytryptamine, 5-methyltetrahydrofolate, acetic acid, aekol, alkaloids, almindelig havtorn (Danish), alpha-linolenic acid, amino acid, Amritscherl (German), anthocyanin, arabinose, argasse, argasse (French), argouse (French), ar...

Derivatization and Separation of Aliphatic Amines

Hugh Cramer, Associate Scientist Shyam Verma, Market Segment Manager Michael Kiselewsky, Product Manager The aliphatic amines are commonly analyzed in environment and biological samples.1 Detection and separation of aliphatic amines by HPLC has been reported2,3,4 earlier. However, aliphatic amines, ...

Silica-coated Gold Nanoparticles: Surface Chemistry, Properties, Benefits and Applications

In the past few decades, research and commercial use of gold nanoparticles has rapidly expanded into fields extending from biomedical engineering1 to photovoltaics.2 Most applications take advantage of the excellent optical properties of gold nanoparticles, which can be fine-tuned by varying their s...

Polymer-based Materials for Printed Electronics: Enabling High Efficiency Solar Power and Lighting

Related eTool • OLED eFabricator • • Download PDF • Plextronics, Inc. 2180 William Pitt Way Pittsburgh, PA 15238 *Email: rtipnis@plextronics.com The soaring global demand for energy has created an urgent need for new energy sources that are both cost-competitive and eco-friendly. Renewable energy te...

EMSURE® for Analysis ACS, ISO, Reag. Ph Eur

Premium-Grade Reagents for Demanding or Regulated Analytical Applications The EMSURE® brand designates our premium-grade inorganics and solvents optimized for regulated analyses and highly demanding lab applications. These products offer the highest quality and an unmatched scope of specifications t...

ABC Transporters and Cancer Drug Resistance

• • Download PDF • Role of ABC Transporters and Multi-Drug Resistance Reversal Using RNA Interference (RNAi)* Chemotherapy is the treatment of choice against many types of cancer. However, over time chemotherapeutic drugs can become less effective due to the development of resistance that involves a...

Nuclear Receptors (Non-Steroids)

The receptors for several classes of non-steroidal compounds, including retinoids, thyroid hormones and vitamin D, also act as ligand-dependent transcription factors. In addition, a large number of receptors without known ligands have been discovered based on sequence homology, particularly in the D...

Quantum Dots for Electronics and Energy Applications

What are Quantum Dots? Perovskite Quantum Dots PbS Quantum Dots Quantum Dot Applications Light Emitting Diodes (LEDs) Lighting Solar Cells Photodectors Biomedical Imaging Quantum dots (QDs) are nanometer sized (~2-10 nm) semiconducting material. Owing to their small size, QDs exhibit quantum confine...

BioFiles Volume 6, Volume 1 - Drug Metabolism

BioFiles Volume 6, Number 1 — Drug Metabolism Download BioFiles v6 n1 (3.2 Mb PDF) Table of Contents • Introduction • Drug Transport: Proteins, Antibodies, and Modulators • Phase 1 Drug Metabolism: Enzymes, Substrates, and Antibodies • Drug Conjugate Analysis: Enzymes, Substrates and Inhibitors, and...

Removal of Albumin Using Blue Sepharose® Chromatography Media

Related Articles • Automated Purification of Antibodies Using ÄKTA Chromatography Systems • Column Packing and Preparation for Affinity Chromatography of Antibodies • Converting from Flow Velocity to Volumetric Flow Rates • Desalting and Buffer Exchange for Affinity Chromatography of Antibodies • Ge...

Bile Acids

Related Categories • Detergents • Bile Acid Metabolism • Bile acids and Derivatives • Metabolism Assay Kits A-Z • • Download PDF • The liver excretes excess cholesterol in the form of bile acids. Bile acids serve two purposes: to remove unwanted cholesterol from the body and to aid in lipid digestio...

Enzyme Explorer Drug Metabolism Tech Review

Multi-Drug Resistance in Cancer - Role of ABC Transporter Proteins Balázs Sarkadi1, Gergely Szakás1,2 and András Váradi3 1. National Medical Center, Institute of Hematology and Immunology, Budapest, Hungary 2. National Cancer Institute, NIH, Bethesda, MD, USA 3. Institute of Enzymology, Hungarian Ac...

Mesoporous Materials

Adam Raw Product Line Manager Materials with specially ordered porous features on the nano-scale have important applications in optics, catalysis, drug delivery systems, coatings, cosmetics, bio-separation, diagnostics, gas-separation and nanotechnology. Nanoporous materials consist of an amorphous ...

Absorption & Filtration Materials

Dependable, flexible and ecological solutions Absorption, adsorption and filtration are among the most important applications in laboratory practice. We offer an extensive portfolio of reagents and materials with excellent absorption properties for a wide range of substances. Our high-quality produc...

New Products for Detection Applications

Isoelectric focusing (IEF) is a powerful analytical tool for the separation of proteins. In order to ensure the high performance of analysis, isoelectric point (pI) standards are needed. In addition to classical protein based standards, low molecular weight compounds have been developed and succesfu...

Boswellia (Boswellia carterii) | Plant Profiler

Synonyms / Common Names / Related Terms 11-keto β-boswellic acid, Acetyl-11-keto β-boswellic acid (AKBA), African elemi (Boswellia frereana), Arabian incense (Bakhour), Bibal incense (Boswellia carterii), birdwood, Bosweilla, Boswellia carterii, Boswellia carterii, Boswellia dalziellii, Boswellia fr...

Removal of GST tag by enzymatic cleavage

Related Articles • Affinity Chromatography in a Purification Strategy (CIPP) • Characteristics of Dextrin Sepharose® High Performance Products • Characteristics of Glutathione Sepharose ® Products • Characteristics of Ni Sepharose®, Ni Sepharose® excel, TALON® Superflow™, and Uncharged IMAC Sepharose®...

Spectroscopy in Analytical / Chromatography

Sigma-Aldrich offers reagents, standards and supplies for mass spectrometry, NMR, ESR, fluorescence/luminescence, UV/VIS, IR, AAS and ICP techniques. Featured product lines include TraceCERT® traceable certified standards and our unique MALDI matrixes. Products: • Spectroscopy Products • Atomic Abso...

Drug Transport

• • Download PDF • Protein-based drug transporters are found in most tissues including liver, kidney, intestine, and brain. Because of their complexity and genetic heterogeneity, these proteins are often produced as recombinant membrane preparations expressed in Sf9 cells. These transporters are par...

Metal Hydrides for NiMH Battery Applications

• • Download PDF • University of Nevada, Reno, College of Engineering Reno, NV 89557 *Email: dchandra@unr.edu Rechargeable solid-state batteries are becoming increasingly important due to wide-spread use in computers, portable electronics, and vehicular applications. The Partnership for a New Genera...

Optoelectronic Devices Based on Diketopyrrolopyrrole (DPP)-containing Conjugated Small Molecules

Jianhua Liu and Thuc-Quyen Nguyen* Center for Polymers and Organic Solids Department of Chemistry & Biochemistry University of California, Santa Barbara, California 93106, United States *Email: quyen@chem.ucsb.edu Optoelectronic devices such as light-emitting diodes (LEDs), solar cells, and light-em...

Jojoba (Simmondsia chinensis) | Plant Profiler

Synonyms / Common Names / Related Terms D-pinitol, docosenyl eicosenoate (C22:1-C20:1), eicosenyl docosenoate (C20:1-C22:1), eicosenyl eicosenoate (C20:1-C20:1), eicosenyl octadecenoate (C20:1-C18:1), jojoba beans, jojoba bean oil, jojoba cotyledons, jojoba esters, jojoba liquid wax (JLW), JLW, jojo...

Detection of Campylobacter spp. and Enterobacter sakazakii in food with a new test kit system

Related Links • Lateral Flow tests Kits • • Download PDF • Fabienke, Scanbec GmbH; Siegrist, Product Manager Microbiology, Sigma-Aldrich ivo.siegrist@sial.com Development of novel methods for a rapid, sensitive and reliable detection and quantification of microorganisms and pathogens in food, bevera...

Coleus (Coleus forskohlii) | Plant Profiler

Synonyms / Common Names / Related Terms Coleon U-quinone coleus, coleonol, Coleus amboinicus Lour (CA), Coleus barbatus Benth, Coleus blumei, Coleus blumei Benth, Coleus carnosifolius, Coleus galeatus, Coleus kilimandschari, Coleus parvifolius, Coleus scutellarioides, coleus solenostemon rotundifoli...