Results 81 to 90 of about 3,126,101 (267)

Tear lipid layer and contact lens comfort: A review

open access: yes, 2013
This review describes the impact of contact lens wear on the tear film lipid layer and how changes in the lipid layer might modulate contact lens-related discomfort.
Willcox, M ; https://orcid.org/   +2 more
core   +1 more source

Measuring Blood Plasma Glutamine Levels Using a Nanopore‐Based Sensor

open access: yesAdvanced Healthcare Materials, EarlyView.
Glutamine (GLN) is a biomarker useful for predicting toxic ammonia accumulation. Here, we used a biosensor based on the Cytolysin A (ClyA) nanopore coupled with the GLN‐specific protein substrate‐binding domain 2 (SBD2) to demonstrate real‐time measurement of GLN in blood plasma, highlighting the potential for future point‐of‐care applications ...
Sofia B. Relvas   +9 more
wiley   +1 more source

Formation of unilamellar dipalmitoylphosphatidylcholine vesicles promoted by Ca2+ ions: A small-angle neutron scattering study [PDF]

open access: yes, 2007
Dipalmitoylphosphatidylcholine (DPPC) was hydrated in 0.2-60 mM solution of CaCl 2 in heavy water and thoroughly homogenized by freezing-thawing process.
Lengyel, Adrián   +3 more
core   +1 more source

“Smelltronics”—From Gas to Smell Sensing

open access: yesAdvanced Materials, EarlyView.
The emerging field of smelltronics, encompassing sensing technologies for complex volatile organic compounds, holds significant potential for extracting valuable chemical information. It facilitates the noninvasive, real‐time monitoring of humans, food, and the environment.
Takeshi Ono   +7 more
wiley   +1 more source

Influence of the thickness ratio of air layer to liquid layer on the onset of Benard-Marangoni convection

open access: yes, 1999
An experimental investigation of the onset of Benard-Marangoni convection has been performed in a liquid layer of rectangular configuration. The critical temperature difference was measured via the detections of both temperature field pattern (IR-imaging)
Kang, Q (reprint author), Chinese Acad Sci, Inst Mech, Natl Micrograv Lab, 15 Zhong Guan Cun Rd, Beijing 100080, Peoples R China.   +2 more
core   +1 more source

The Effects of Warm Compression on Eyelid Temperature and Lipid Layer Thickness of Tear Film

open access: yesJournal of the Korean Ophthalmological Society, 2016
Purpose: Warm compression using a commercial heat pad was used to evaluate the effects of temperature on the eyelids and tear film lipid layer thickness. Methods: Targeting 13 patients (26 eyes) with non-specific eye disease such as dry eye syndrome or Meibomian gland dysfunction, we measured the average thickness of the tear film lipid layer in both ...
Dong Wan Kang   +5 more
openaire   +1 more source

Estimation of annual layer thickness from stratigraphical analysis of Dome Fuji deep ice core [PDF]

open access: yes, 2003
P(論文)Dating of ice cores is of important but is difficult for an ice core where there is low snow accumulation, and also for the deep part because seasonal chemical and isotopic signals are not easily preserved due to vapor migration after snow ...
Satow, Kazuhide   +8 more
core  

Biomass DNA: An Emerging Building Block for Advanced Materials

open access: yesAdvanced Materials, EarlyView.
Biomass DNA is rapidly emerging from its traditional role as a genetic blueprint to serve as a versatile abundant, highly programmable polymeric building block. This review highlights the transformation of macroscopic bulk biomass DNA into next generation of functional materials, spanning from dynamic hydrogels, sustainable bioplastics, and high ...
Yuwei Hu, Itamar Willner, Li Niu
wiley   +1 more source

Life‐Like Ferrous Oxide Microspheres from Kombucha

open access: yesAdvanced Materials Interfaces, EarlyView.
Kombucha bacterial cellulose, sodium alginate, and ferrous nitrate self‐assemble into membrane‐enclosed iron oxide microspheres. These microspheres bud daughter vesicles, sustain 24‐h electrochemical oscillations, and filter theta‐band signals.
Panagiotis Mougkogiannis   +2 more
wiley   +1 more source

Metal Compound‐Based Non‐Enzymatic Electrochemical Cholesterol Sensors: Emerging Materials and Mechanistic Insights

open access: yesAdvanced Materials Interfaces, EarlyView.
This review discusses recent progress in metal complex‐based, non‐enzymatic electrochemical sensors for cholesterol detection. We examine metal oxides, metal sulfides, and hybrid nanomaterials, highlighting their catalytic mechanisms and material design strategies.
Longfei (Jack) Yin   +6 more
wiley   +1 more source

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