research Forensic Analysis of Hair by Infrared Spectroscopy
Infrared spectroscopy can analyze hair for forensic and medical insights.
Search
for
Sort by
Research
60-90 / 1000+ resultsresearch Topological Markers for Subcellular Chemical Mapping using TOF-SIMS
TOF-SIMS improved chemical mapping in cells, confirming gunshot residue, tracking anti-tumor drugs, and identifying molecules in mosquitoes and wounds.
research Raman Microspectroscopy of Hair Cuticle With Polarized Excitation: Problem of Protein Secondary and Tertiary Structure
Polarized Raman spectra can reveal changes in hair keratin's protein structures.
research Attenuated Total Reflection Fourier Transform Infrared Spectroscopy Analysis of Human Hair Fiber Structure
Human hair has different protein structures in its cuticle and cortex.
research Investigation of human hair using ToF-SIMS: From structural analysis to the identification of cosmetic residues
The conclusion is that a new method can identify cosmetic residues on hair and match them to their products.
research Fourier Transform Infrared Attenuated Total Reflection Analysis of Human Hair: Comparison of Hair from Breast Cancer Patients with Hair from Healthy Subjects
Hair from breast cancer patients shows changes in structure and composition, and a test using these changes detected cancer but also falsely identified some healthy samples as cancerous.
research Luminescence and other photoprocesses in hair follicles in the disorder Trichostasis spinulosa
research A Femtosecond Fiber Laser‐Based Compact Label‐Free Multimodality Nonlinear Optical Microscopy and Its Ex Vivo Bioimaging
A new laser-based microscope can clearly image biological structures without labels.
research Double-wavelength laser scanning microphotometer (DWLSM) for in-vitro hair shaft and surrounding tissue imaging
The DWLSM provides detailed imaging of hair shafts and follicles with high accuracy.
research Quantitative mapping of melanin in hair fibers using fluorescence lifetime imaging microscopy
research Organization of microfibrils in keratin fibers studied by X-ray scattering
The study improved understanding of keratin fiber structure by showing consistent microfibril diameter but varying distances and electron density profiles.
research Intracavity wavelength modulation of an optical parametric oscillator for coherent Raman microscopy
Researchers created a new light source that improves chemical imaging by removing background noise.
research Use of rotary echoes in 2 H
A new method accurately measures molecular movement without complex modeling.
research Serum-Based Assessment of Alopecia Areata Response to Treatment Using ATR-FTIR Spectroscopy
ATR-FTIR spectroscopy could help monitor alopecia areata treatment response non-invasively.
research DRUG POLYMORPHISM IDENTIFICATION USING FOURIER TRANSFORM-RAMAN SPECTROSCOPY: A COMPARATIVE STUDY OF LAMIVUDINE AND FINASTERIDE DRUGS
FT-Raman spectroscopy is effective for identifying drug polymorphs, ensuring quality and stability.
research Evaluation of a new X-ray fluorescent analysis technique for the creation of a Nordic hair database: elemental distributions within the root and the virgin segment of hair fibers.
The new X-ray technique allows for precise and non-destructive measurement of elements in hair, creating the first database of its kind for a specific ethnic group.
research A Raman spectroscopy investigation of the resilience of hair cuticular scales under uniaxial stress
research Determination of traces of silver in human scalp hair slurries by electrothermal atomic absorption spectrometry
research 2P546 Structural Analysis of Curly and Straight Human Hair Fibers by Scanning Microbeam SAXS(52. Bio-imaging,Poster Session,Abstract,Meeting Program of EABS & BSJ 2006)
Curly and straight hair differ in how their internal fibers are arranged.
research Beyond Spectral Similarity: How to Distinguish Polymorphs with Similar Solid‐State Circular Dichroism Anisotropy Spectra?
A new method using solid-state circular dichroism anisotropy can distinguish similar chiral compounds better than traditional techniques.
research Harmonic Vibrational Frequency Simulation of Pharmaceutical Molecules via a Novel Multi-Molecular Fragment Interception Method
The new method provides more accurate vibrational frequencies for drug molecules than traditional models.
research Analyzing the laser-light reflection from human hair fibers. I. Light components underlying the goniophotometric curves and fiber cuticle angles.
The research found a way to measure hair surface changes by analyzing how light reflects off of it, and determined hair cuticle angles vary by hair length and color.
research ELECTRON MICROSCOPE STUDIES OF HAIR AND WOOL
Hair and wool have complex microscopic structures with microfibrils and varying cystine content.
research Fast and Noninvasive Hair Test for Preliminary Diagnosis of Mood Disorders
A hair test shows promise for early mood disorder diagnosis.
research Synchronous fluorescence as a green and selective method for the simultaneous determination of finasteride and tadalafil in dosage form and spiked human plasma
A new green method accurately measures finasteride and tadalafil in drugs and plasma.
research A Correlative Fluorescent and Electron Microscopic Technique for Ultralocalization of Trichocyte Keratins
Researchers developed a new method to clearly see and label hair proteins with minimal errors using advanced freezing and microscopy techniques.
research Limits of Visual Detection for Finasteride Polymorphs in Prepared Binary Mixtures: Analysis by X‐ray Powder Diffraction
research Scattering from Elliptical Hair Fibers Based on Microfacet Theory
research Monitoring of Wool Stretching Process Using Polarized Second Harmonic Generation
Stretching wool changes its structure and improves fiber alignment.
research Conformational differences in protein disulfide linkages between normal hair and hair from subjects with trichothiodystrophy: A quantitative analysis by Raman microspectroscopy
TTD hair is brittle due to fewer sulfur amino acids and unstable disulfide bonds.