Results 21 to 30 of about 17,691 (147)

Detection Papers with Chromogenic Chemosensors for Direct Visual Detection and Distinction of Liquid Chemical Warfare Agents

open access: yesChemosensors, 2019
This work provides a summary of our results in the area of the experimental development of detection paper for the detection of liquid phase chemical warfare agents (drops, aerosol), the presence of which is demonstrated by the development of ...
Vladimír Pitschmann   +5 more
doaj   +1 more source

Random choices facilitate solutions to collective network coloring problems by artificial agents

open access: yesiScience, 2021
Summary: Global coordination is required to solve a wide variety of challenging collective action problems from network colorings to the tragedy of the commons.
Matthew I. Jones   +2 more
doaj   +1 more source

Novel Osteo Refurbishment Method and Choice of Colouring Materials for Anatomy Specimens

open access: yesMedeniyet Medical Journal, 2023
Objective: The introduction of competency-based medical education curriculum and a shifted focus towards self-directed learning (SDL) in medical schools across the world has necessitated a reduction of didactic teaching hours.
Dibakar BORTHAKUR   +3 more
doaj   +1 more source

PENDAMPINGAN PENDIRIAN UKM ELANG JAWA MELALUI MESIN PEWARNAAN BATIK DAN HKI

open access: yesJurnal Kewirausahaan dan Bisnis, 2019
UKM Elang Jawa and UKM Ontorejo is an SMEs engaged in batik craft in Sragen Regency. In the batik production process, these SMEs have difficulties in the process of coloring batik, more on color alignment for the purposes of coloring cloth with a length ...
Susantiningrum Susantiningrum   +2 more
doaj   +1 more source

Effect of coloring agent on the color of zirconia

open access: yesThe Journal of Korean Academy of Prosthodontics, 2017
목적: 이 연구의 목적은 coloring agent의 종류와 적용 횟수가 지르코니아의 색조에 미치는 영향을 알아보는 것이다. 재료 및 방법: 단일구조 지르코니아( $15.7mm{\times}15.7mm{\times}2.0mm$ )를 준비하여 완성된 시편은 11개 실험군 그룹으로 coloring agent의 종류와 적용 횟수에 따라 a1-a5와 w1-w5로 나누었다.
Kwanghyun Kim   +4 more
openaire   +1 more source

Effect of coloring solutions on microhardness and surface roughness of bleached nanohybrid composite restorations

open access: yesJournal of Orofacial Sciences
Introduction: Studies on the effects of coloring solutions such as coffee and cola on the surface properties of bleached composite restorations are limited. Also, the effect of coloring agents on surface roughness and microhardness of composite specimens
Mohammad Reza Taghizadeh   +3 more
doaj   +1 more source

Plant Food Dyes with Antioxidant Properties and Allergies—Friend or Enemy?

open access: yesAntioxidants, 2023
Color is an important food attribute which increases its attractiveness, thus influencing consumer preferences and acceptance of food products. The characteristic color of fresh, raw food is due to natural dyes present in natural food sources. Food loses
Kinga Lis, Zbigniew Bartuzi
doaj   +1 more source

Echocontrast agent‐enhanced color flow imaging of the breast [PDF]

open access: yesUltrasound in Obstetrics & Gynecology, 1993
AbstractAn ultrasound contrast agent which survives transit through the pulmonary circulation after injection into a peripheral vein can also be used for the demonstration of flow characteristics in the peripheral organs. Such a substance (SH U 508 A, Schering AG, Berlin) was tested in the Gynecological Department of the University of Marburg for its ...
V F, Duda, G, Rode, R, Schlief
openaire   +5 more sources

Effect of potentially chromogenic beverages on shear bond strength of acrylic denture teeth to heat-polymerized denture base resins

open access: yesThe Journal of Indian Prosthodontic Society, 2016
Background: Detachment of denture acrylic resin artificial teeth from denture base resin is one of the most common problems presented by denture wearers.
Karin Hermana Neppelenbroek   +5 more
doaj   +1 more source

Preparation and properties of cotton fabrics dyed by Aronia (Aronia melanocarpa) extract and chitosan

open access: yesFashion and Textiles, 2023
Naturally occurring compounds can be utilized as coloring and finishing agents in environmentally friendly textile products. Aronia melanocarpa (Aronia) fruits (berries) are rich in bioactive compounds such as various form of polyphenolic compounds ...
Kyung Hwa Hong
doaj   +1 more source

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