Results 31 to 40 of about 67,832 (358)

Three-dimensional virtual bone bank system workflow for structural bone allograft selection: a technical report [PDF]

open access: yes, 2013
Structural bone allograft has been used in bone defect reconstruction during the last fifty years with acceptable results. However, allograft selection methods were based on 2-dimensional templates using X-rays.Thanks to preoperative planning platforms ...
Aponte Tinao, Luis   +5 more
core   +3 more sources

Effect of Color Output Modification Approach (COMA) on the gray balance: A mismatch of device calibration, destination and source profiles, and halftone screening

open access: yesJournal of Graphic Engineering and Design, 2020
The purpose of this applied research in the digital print production was to determine the influence of applied Color Output Modification Approaches (COMA) or Color Output Sequences (COS) to determine the colorimetric variations (COLVA) on the gray ...
Haji Naik Dharavath
doaj   +1 more source

Investigation of the Colorimetric Characteristics of VX in Squaraine-Based Solutions

open access: yesChemosensors, 2023
Colorimetry is an important on-site detection method for organophosphorus compounds. O-Ethyl S-(2-diisopropylaminoethyl) methylphosphonothioate (VX) is recognized as one of the deadliest organophosphorus chemical agents, and the rapid on-site detection ...
Bin Du   +6 more
doaj   +1 more source

Electrophoretic digital colorimetry integrated with electrochemical sweat sensor

open access: yesScience Advances
Recent advancements in wearable sweat sensors, which use standardized electrochemical and colorimetric mechanisms, offer holistic representation of health status for users. However, the constraints of standardized sweat sensors present ongoing challenges
Daeun Sung   +15 more
semanticscholar   +1 more source

Emerging Cytokine Biosensors with Optical Detection Modalities and Nanomaterial-Enabled Signal Enhancement

open access: yesSensors, 2017
Protein biomarkers, especially cytokines, play a pivotal role in the diagnosis and treatment of a wide spectrum of diseases. Therefore, a critical need for advanced cytokine sensors has been rapidly growing and will continue to expand to promote clinical
Manpreet Singh   +3 more
doaj   +1 more source

Digital Color Imaging

open access: yes, 1997
This paper surveys current technology and research in the area of digital color imaging. In order to establish the background and lay down terminology, fundamental concepts of color perception and measurement are first presented us-ing vector-space ...
Sharma, Gaurav, Trussell, H. Joel
core   +3 more sources

Comparison of the Reproducibility of Various Tooth Color Measurement Techniques

open access: yesJournal of Dental School
Objective(s): Accurate shade selection is the most challenging step in the natural reconstruction of teeth in most cases. The most commonly used method for adapting the color of tooth and restorative materials is the visual matching of the tooth color ...
Marzieh Rohaninasab   +3 more
doaj   +1 more source

Development of Quick Test Method for Soil pH, Nitrate, Phosphorus, and Potassium Combining Chemicals and Phone Cellular Application

open access: yesAGRIVITA Journal of Agricultural Science, 2021
Conventional soil analyses are time-consuming; therefore, the soil quick test (QT) method is needed. This study was to assess the accuracy of soil pH, N-nitrate, available phosphorus (P), and exchangeable potassium (K) analysis determined by the QT ...
Arief Hartono   +2 more
doaj   +1 more source

Effect of a wear-resistant resin coat on the color stability of a resin-modified glass ionomer restorative material

open access: yesJournal of Indian Society of Pedodontics and Preventive Dentistry, 2021
Aim: The purpose of this in vitro study was to evaluate the effect of the Equia Forte Coat on the color stability of Equia Forte Fil. Materials and Methods: Sixty discs of Equia Forte Fil were randomly divided into two groups. One group of 30 samples was
Madhu Mohan   +2 more
doaj   +1 more source

Colorimetry technique for scalable characterization of suspended graphene

open access: yes, 2016
Previous statistical studies on the mechanical properties of chemical-vapor-deposited (CVD) suspended graphene membranes have been performed by means of measuring individual devices or with techniques that affect the material.
Cartamil-Bueno, Santiago J.   +5 more
core   +5 more sources

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