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- 410000005-BPortable Raman Instrumentation for SERS Applications
For SERS developers and end users of SERS for specific applications to investigate low concetation levels of compounds, the centerpiece of their technological platform must be a Raman setup that provides reliable lab grade performance and is affordable and portable, allowing them to tackle real world problems. The portable i-Raman Plus system coupled with a BAC151 video microscope sampling accessory provides an ideal setup. With the performance and flexibility of use with different laser spot size and power for SERS research.
- AN-RS-055Low-frequency Raman spectroscopy
Low frequency Raman spectroscopy extends conventional Raman analysis by capturing vibrational modes down to 65 cm-1, enabling deeper insights into molecular structure, protein characterization, polymorph identification, and phase changes.
- AN-EC-033Utilizing hyphenated EC-Raman to study a model system
This Application Note presents a walkthrough of an experiment on 4-nitrothiophenol using hyphenated EC-Raman, a combination of Raman spectroscopy and electrochemistry.
- 410000003-APortable Raman Spectroscopy for the Study of Polymorphs and Monitoring Polymorphic Transitions
Raman spectroscopy is used for material characterization by analyzing molecular or crystal symmetrical vibrations and rotations that are excited by a laser, and exhibit vibrations specific to the molecular bonds and crystal arrangements in the molecules. Raman technology is a valuable tool in distinguishing different polymorphs. Examples of portable Raman spectroscopy for identification of polymorphs and in monitoring the polymorphic transiton of citric acid and its hydrated form are presented.
- 410000013-AFast and Selective Detection of Trigonelline, a Coffee Quality Marker, Using a Portable Raman Spectrometer
Portable Raman is used to quantify trigonelline, an alkaloid that contributes to the health benefits of some foods. A simple method to quantify the presence of diluted trigonelline in solutions using surface enhanced Raman spectroscopy is described. Portable Raman is a tool that could be used in quality control of food items such as coffee and quinoa.
- AN-EC-031Monitoring ferrocyanide oxidation using hyphenated EC-Raman
This Application Note highlights the use of Metrohm Hyphenated EC-Raman Solutions to monitor the reversible oxidation of ferrocyanide at a gold electrode.
- AN-RS-042Revealing battery secrets with EC-Raman solutions
Electrochemical Raman (EC-Raman) spectroscopy enhances comprehension of energy storage devices by tracking physicochemical changes. This note details EC-Raman findings during nickel-metal hydride (NiMH) battery charge and discharge simulations.
- AN-EC-041Studying nickel deposition with EQCM-D and EC-Raman
This application note demonstrates EQCM D for simultaneous mass and dissipation analysis of Ni(OH)₂ electrodeposition.
- 410000016-AQuantification of Urea in Ethanol by Raman Spectroscopy
Urea in widely employed as a nitrogen-release fertilizer with more than 90 % of urea production destined for agricultural applications. Urea is also known to form complexes with fatty acids, which have been employed for separation of complex mixtures and purification processes. In this application note, we present the quantification of the concentration of urea in ethanol by Raman Spectroscopy and show how this method can be employed for determining the percentage of urea in a solid inclusion compound with stearic acid.
- AN-RS-054Monitoring phosphate reactions in real time with Raman spectroscopy
Raman spectroscopy is a fast alternative method to detect phosphate and sulfate species in solution for optimized phosphorus fertilizer production and improved product quality.