Structure & Spectroscopy
Structure & Spectroscopy services within Material Analysis, organised around the evidence, outputs and decisions described in the TESTDOG catalogue.
Material Analysis
Structure & Spectroscopy
3D / Microcrystal Electron Diffraction (3D-ED/MicroED)Characterise unit cell and phase identity, crystal orientation and reciprocal lattice, and three-dimensional molecular or atomic…→Dislocation Density MeasurementCharacterise dislocation density or relative defect content, microstrain and coherent domain size, and spatial distribution of…→Neutron DiffractionCharacterise crystal and magnetic structure, light-element positions and site occupancy, and bulk phase, strain, or texture using a…→Positron Annihilation Lifetime Spectroscopy (PALS)Characterise positron lifetime components, vacancy-type defect or free-volume signatures, and relative defect concentration and depth…→Single-Crystal Orientation Analysis (Laue)Characterise crystal orientation and zone axis, miscut angle, and orientation spread or texture using a scope agreed around your…→Small-/Wide-Angle X-ray Scattering (SAXS/WAXS/GISAXS/GIWAXS)Characterise particle, pore, or domain size, shape, spacing, and orientation, and hierarchical order from SAXS through WAXS using a…→Three-Dimensional Atom Probe Tomography (3D-APT)Characterise 3D elemental and isotopic distribution, segregation, clustering, and interface chemistry, and nanoscale composition with…→X-ray Diffraction (Powder / Single-Crystal / Texture / In-situ / Synchrotron) (XRD)Characterise phase identity and fraction, lattice parameters, crystallite size, and microstrain, and texture, orientation, stress, or…→X-ray Reflectivity (XRR)Characterise film and multilayer thickness, electron density or mass-density contrast, and surface and interface roughness using a…→Cathodoluminescence Spectroscopy (CL)Characterise emission spectrum and intensity, defect or dopant-related luminescence, and spatial variation in growth, phase, or…→Circular Dichroism Spectroscopy (CD)Characterise CD or CPL spectrum, ellipticity or luminescence dissymmetry factor, and secondary-structure or chiral-state changes…→Circularly Polarised Luminescence Spectroscopy (CPL)Characterise CD or CPL spectrum, ellipticity or luminescence dissymmetry factor, and secondary-structure or chiral-state changes…→Electroluminescence / Electrochemiluminescence Spectroscopy (EL/ECL)Characterise emission spectrum and intensity, external quantum efficiency or luminance where configured, and spatial uniformity,…→Electron Paramagnetic / Spin Resonance Spectroscopy (EPR/ESR)Characterise g-values and hyperfine structure, radical, defect, or transition-metal identity, and spin concentration and relaxation…→Fourier Transform Infrared Spectroscopy (FTIR)Characterise functional groups and molecular vibrations, chemical identity and relative changes, and Bronsted and Lewis acid-site…→Hyperspectral Imaging (HSI)Characterise reflectance, transmittance, emission, or loss versus wavelength, spectral classes and spatial distribution, and…→Laser-Induced Breakdown Spectroscopy (LIBS)Characterise elemental fingerprint, local or depth-resolved composition, and rapid sorting or mapping across a surface using a scope…→Low-Field NMR and Magnetic Resonance Imaging (LF-NMR/MRI)Characterise T1 and T2 relaxation, mobile and bound fluid fractions, and pore, moisture, or spatial MRI contrast using a scope agreed…→Mössbauer SpectroscopyCharacterise isomer shift and quadrupole splitting, magnetic hyperfine field, and relative fraction of distinguishable resonant…→Optical Photothermal Infrared Spectroscopy (O-PTIR)Characterise nanoscale chemical identity, topography and local mechanical response, and chemical-domain size and distribution using a…→Optical-Fibre Spectral TestingCharacterise reflectance, transmittance, emission, or loss versus wavelength, spectral classes and spatial distribution, and…→Photoluminescence and Steady-State/Time-Resolved Fluorescence Spectroscopy (PL/TRPL/EEM)Characterise emission or transient spectrum, excited-state lifetime and kinetics, and quantum yield, energy transfer, trapping, or…→Pyridine-Adsorbed FTIR Spectroscopy (Py-IR)Characterise functional groups and molecular vibrations, chemical identity and relative changes, and Bronsted and Lewis acid-site…→Raman Spectroscopy (Polarised / Mapping / Confocal / In-situ)Characterise vibrational bands and material identity, phase, crystallinity, stress, or disorder, and spatial chemical distribution…→Solid-State Nuclear Magnetic Resonance Spectroscopy (SSNMR)Characterise chemical shifts and coupling, molecular connectivity, local structure, and dynamics, and purity, composition, or…→Solution-State Nuclear Magnetic Resonance Spectroscopy (NMR)Characterise chemical shifts and coupling, molecular connectivity, local structure, and dynamics, and purity, composition, or…→Sum Frequency Generation Vibrational Spectroscopy (SFG)Characterise interface-specific vibrational spectrum, molecular orientation and ordering, and changes during adsorption, reaction, or…→Terahertz Time-Domain Spectroscopy (THz-TDS)Characterise terahertz absorption and refractive index, complex permittivity and conductivity, and layer thickness, defects, or…→Thermoluminescence / Optically Stimulated Luminescence Spectroscopy (TL/OSL)Characterise glow or stimulation curve, integrated luminescence dose response, and trap depth and kinetic parameters where modelled…→Time-Resolved Emission Spectroscopy (TRES)Characterise emission or transient spectrum, excited-state lifetime and kinetics, and quantum yield, energy transfer, trapping, or…→Transient Absorption Spectroscopy (TAS)Characterise emission or transient spectrum, excited-state lifetime and kinetics, and quantum yield, energy transfer, trapping, or…→UV-Vis-NIR SpectroscopyCharacterise absorbance, transmittance, and reflectance, optical transitions, concentration, colour, or band gap, and…→In-situ Electrochemical pH MeasurementCharacterise local or bulk pH versus time, pH gradients near an electrode, and correlation with electrochemical response using a…→In-situ Tomographic SpectroscopyCharacterise internal geometry and density contrast, pores, cracks, inclusions, interfaces, and connectivity, and three-dimensional…→Synchrotron Infrared Microspectroscopy (SR-FTIR)Characterise micro-area molecular vibrations, chemical heterogeneity and phase distribution, and changes under controlled…→Total Scattering and Pair Distribution Function Analysis (PDF)Characterise local atomic pair distances, short- and medium-range order, and phase fraction, disorder, and nanoscale structural…→X-ray Absorption Fine Structure Spectroscopy (XAFS/XANES/EXAFS)Characterise oxidation state and electronic structure, coordination number and neighbour identity, and bond distances and local…→
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