research Hair diameter measurement methods: micrometer caliper versus phototrichogram
The phototrichogram is better for measuring hair thickness.
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960-990 / 1000+ results research Objective evaluation of photoepilation by phototrichogram
Photoepilation significantly reduces hair, and phototrichograms can objectively measure its effectiveness.
research Advanced Scalp Measurement Using a Phototrichogram With a Protractor and Tapeline
The document concludes that using a phototrichogram with a protractor and tapeline is a reliable and noninvasive way to measure hair loss.
research Reflectance spectroscopy for noninvasive evaluation of hair follicle stage
Reflectance spectroscopy can noninvasively track hair growth stages by measuring skin reflectance and melanin changes.
research Optical evaluation of internal damage to human hair based on second near‐infrared window polarization microscopy
A new method using near-infrared light can effectively detect and analyze internal hair damage.
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 Improved trichoscopic assessment of yellow dots using Sub-Ultraviolet Light
research Improved trichoscopic assessment of yellow dots using Sub-Ultraviolet Light
research Sunscreen remanence on the skin: a noninvasive real time in vivo spectral analysis assessing the quenching of specular ultraviolet A light reflectance
Sunscreens with UVA blockers effectively reduce skin fluorescence for several hours.
research Spectral histology of hair and hair follicle using infrared microspectroscopy
Infrared techniques reveal glycogen, unsaturated lipids, and calcium compounds in hair.
research Analysis of cosmetic residues on a single human hair by ATR FT-IR microspectroscopy
Cosmetic residues on individual hairs can be identified and differentiated using ATR FT-IR microspectroscopy.
research Feature identification of skin diseases and laser therapy with a portable optical coherence imaging system
A portable imaging system shows promise for diagnosing skin diseases and checking laser treatment effects.
research Luminescence and other photoprocesses in hair follicles in the disorder Trichostasis spinulosa
research Forensic Analysis of Hair by Infrared Spectroscopy
Infrared spectroscopy can analyze hair for forensic and medical insights.
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 43687 Fitzpatrick Skin Phototypes: More than Just Skin Deep
Patients often overestimate their skin type, affecting sun protection and treatment plans.
research Analyzing the laser-light reflection from human hair fibers Part1: Light components underlying the goniophotometric curves and fiber cuticle angles
Hair color affects light reflection, with black hair having higher cuticle angles and lighter hair showing less specular reflection.
research Diagnostic Accuracy of Polarized and Ultraviolet Fluorescence-Induced Dermoscopy in Scarring and Nonscarring Alopecias: a Retrospective Observational Multicentric Study
UVF-dermoscopy is a useful tool for accurately diagnosing types of alopecia, especially in people with lighter skin.
research Assessment of the photoprotection properties of hair cosmetics using the hemispherical directional reflectance method
Hair sunscreens were less effective than expected, especially for dark hair.
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 A HPLC-Based Chloramphenicol Acetyltransferase Assay for Assessing Hair Growth: Comparison of the Sensitivity of UV and Fluorescence Detection
The new method is 1000 times more sensitive for measuring hair growth.
research 644 Response of distinct human dermal fibroblast lineages to visible radiation: Potential for differential light-based therapy
Different types of human skin cells respond uniquely to various colors and doses of light, which could lead to specialized light treatments for skin conditions.
research Analysis of the efficiency of hair removal by different optical methods: comparison of Trichoscan, reflectance confocal microscopy, and optical coherence tomography
Trichoscan® is best for measuring hair growth, RCM for analyzing hair follicles, and OCT is useful for both.
research Quantitative mapping of melanin in hair fibers using fluorescence lifetime imaging microscopy
research Full-Spectrum phototherapy in hair loss management: a systematic review of wavelength-dependent mechanisms, clinical efficacy, and future directions
research The dark art of light measurement: accurate radiometry for low-level light therapy
Most low-level light therapy studies did not accurately report how light was measured, affecting treatment reliability.
research Quantitative Analysis of the Characteristics between Normal Controls and Androgenetic Alopecia in Korean Using the Simple Hand-held Phototrichogram System
research Colorimetry provides a rapid objective measurement of de novo hair growth rate in mice
Colorimetry can accurately measure hair growth rates in mice.
research Application of Ultraviolet-Induced Fluorescence Trichoscopy (UVFT) in Hair and Scalp Diseases
UVFT helps diagnose hair and scalp diseases by showing different fluorescence patterns.
research Studies of light scattering from ethnic hair fibers
Different hair types from various ethnic groups affect hair shine due to characteristics like thickness and shape.