Results 51 to 60 of about 971 (161)

Units We May Never (or Rarely) See

open access: yes, 2009
In 1991 the 19th General Conference on Weights and Measures, the periodically held conference that adopts standards that become part of the SI system of units, recommended some new multiplicative prefixes to be used with base units: zetta- (Z, 1021 ...
Ball, David W.
core   +1 more source

Zeptosecond-Yoctosecond Pulses Generated by Nonlinear Inverse Thomson Scattering: Modulation and Spatiotemporal Properties

open access: yesApplied Sciences
Ultrashort light pulses have strong research and application values, while nonlinear inverse Thomson scattering has been considered as a unique source of zepto-yoctosecond pulses.
Yi Zhang   +4 more
doaj   +1 more source

Aptamer‐Functionalized Silicon Nanonet‐Based Field‐Effect‐Transistors Combined with Machine Learning for Real‐Time Detection of 17β‐Estradiol

open access: yesAdvanced Sensor Research, Volume 5, Issue 4, April 2026.
Schematic workflow of the BioFET (biological field‐effect transistor)based hormone sensing system, including (1) 17β‐estradiol (E2) sample preparation in PBS (phosphate‐buffered saline), (2) DNA aptamerfunctionalized BioFET sensing, (3) electrical signal acquisition (IV: currentvoltage characteristics), and (4) machine‐learning (ML)based data analysis.
Alexandra Parichenko   +9 more
wiley   +1 more source

Precision pulse capsulotomy in challenging cataract surgery cases

open access: yesClinical Ophthalmology, 2019
Min Ji Park, Chan Woo Bang, Sang Youp HanDepartment of Cornea and Refractive Surgery, Busan Sungmo Eye Hospital, Busan, Republic of KoreaPurpose: To evaluate the use of the precision pulse capsulotomy (PPC) device for challenging cataract surgery cases ...
Park MJ, Bang CW, Han SY
doaj  

Microfluidic‐Driven Lipid Nanoparticles for Improved miRNA Delivery via Endo‐Lysosomal Trafficking Optimization

open access: yesAdvanced Science, Volume 13, Issue 24, 27 April 2026.
This study investigates the impact of various post‐processing methods (filtration, sonication, dialysis, and heating) on lipid nanoparticles produced using microfluidics. The nanoparticles are designed for efficient delivery of miRNA into cells. The work highlights how processing conditions influence nanoparticle stability and quality, providing ...
Alicja Kosik‐Kozioł   +8 more
wiley   +1 more source

Evaluating Quick Commerce Delivery Operations with Supply Chain Efficiency and Their Impact on Customer Experience

open access: yesJournal of Asia Entrepreneurship and Sustainability
This study examines sustainable quick-commerce entrepreneurship in India by analysing how last-mile delivery efficiency, rider welfare, green mobility, and operational reliability influence customer satisfaction and customer loyalty.
Mr.Maharaul Padmarajsinh   +2 more
doaj   +1 more source

Dynamics of bubble absorption over porous membranes in an immersed medium

open access: yesDroplet, Volume 5, Issue 2, April 2026.
The dynamics of a bubble interacting with a flat, porous superhydrophobic membrane underwater has been illustrated. Abstract Porous superhydrophobic (SHP) membranes are gaining considerable attention due to their excellent underwater absorption and drag reduction properties. They exploit the Cassie‒Baxter state of wetting to remove the bubble in a fast
Kiran Raj M
wiley   +1 more source

Double Helical Plasmonic Antennas

open access: yesAdvanced Functional Materials, Volume 36, Issue 20, 9 March 2026.
Plasmonic double helical antennas funnel circularly polarized light to the nanoscale, offering strong chiroptical interaction and directional light emission. Extending a single helix design tool, this study combines numerical modeling with experimental validation, revealing large, broadband dissymmetry factors in the visible range.
Aleksei Tsarapkin   +7 more
wiley   +1 more source

Voltage-controlled enzyme-catalyzed glucose–gluconolactone conversion using a field-effect enzymatic detector [PDF]

open access: yes, 2013
The field-effect enzymatic detection (FEED) technique was used to control the kinetics of the enzymatic conversion of glucose to gluconolactone. The glucose–gluconolactone conversion occurring at an enzyme-immobilized electrode, a well-studied process ...
Yau, Siu-Tung   +6 more
core   +1 more source

Marketing Strategies for Competitive Advantage in India’s Quick Commerce Sector : A Case Study of Blinkit and Zepto [PDF]

open access: yes
The purpose of this research is to examine the marketing strategies for competitive advantage in India's quick commerce sector such as Blinkit and Zepto.
Topiwala, Hetal
core  

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