Results 21 to 30 of about 471,885 (218)

A Cr Anti-Sticking Layer for Improving Mold Release Quality in Electrochemical Replication of PVC Optical Molds

open access: yesMicromachines, 2019
This paper addresses the issue of mold release quality in an electrochemical replication of an optical polyvinyl chloride (PVC) mold, which has microlens array or microprisms array on its surface.
Yue Li   +4 more
doaj   +1 more source

Concurrent clean [PDF]

open access: yes, 1991
Contains fulltext : 107649.pdf (author's version ) (Open Access)
Nöcker, E.G.J.M.H.   +3 more
openaire   +2 more sources

How “clean” is the cleaning profession? [PDF]

open access: yesOccupational and Environmental Medicine, 2005
Commentary on the paper by Medina-Ramon et al (see page 598) Based on the assumption that cleanliness equates with healthiness, many people are likely to consider the cleaning profession to be relatively free of health risks. In fact, some cleaning compounds, either alone or mixed, pose a risk for inhalation injuries, and this risk is heightened when ...
openaire   +2 more sources

Measuring the effect of enhanced cleaning in a UK hospital : a prospective cross-over study [PDF]

open access: yes, 2009
Increasing hospital-acquired infections have generated much attention over the last decade. There is evidence that hygienic cleaning has a role in the control of hospital-acquired infections.
Dancer, Stephanie J.   +14 more
core   +1 more source

Particulate Matter Profiles along the Rack Railway Route Using Low-Cost Sensor

open access: yesAtmosphere, 2021
Air pollution due to Particulate Matter (PM) is an increasing concern of global extent. It has been the focus of many research projects worldwide and the latest low-cost technology is offering an ease and cheap way to monitor PM concentration.
Abdul Samad   +3 more
doaj   +1 more source

Contribution of Airplane Engine Emissions on the Local Air Quality around Stuttgart Airport during and after COVID-19 Lockdown Measures

open access: yesAtmosphere, 2022
Air quality investigations at airports have shown that aircrafts cause a significant increase in air pollution at and around the vicinity of the airport, which can cause adverse effects on human health.
Abdul Samad   +3 more
doaj   +1 more source

Baeyer–Villiger co-oxidation of cyclohexanone with Fe–Sn–O catalysts in an O2/benzaldehyde system

open access: yesGreen Processing and Synthesis, 2021
Baeyer–Villiger (BV) oxidation of cyclohexanone to ε-caprolactone was studied by a co-precipitation method using Fe–Sn–O catalysts in an O2/benzaldehyde system.
Sun Jingjing   +8 more
doaj   +1 more source

Lifting the lid: a clinical audit on commode cleaning [PDF]

open access: yes, 2010
Many healthcare-associated infections (HCAIs) are preventable by infection control procedures designed to interrupt the transmission of organisms from a source. Commodes are in use constantly throughout healthcare facilities.
Bucior, Helen   +3 more
core   +1 more source

Numerical Simulation of Section Systems in the Pelamis Wave Energy Converter

open access: yesAdvances in Mechanical Engineering, 2013
The working principle of the Pelamis wave energy converter is described in this paper. The sectional size suitable for the outside sea of Xiamen Bay is redesigned according to the Froude and Strouhal similarity criteria.
Hongzhou He, Quanyou Qu, Juyue Li
doaj   +1 more source

Performance analysis of air curtains on indoor environment and dehumidification energy consumption in a low humidity plant

open access: yesJournal of Asian Architecture and Building Engineering, 2023
The purpose of this study is to evaluate the effect of air curtains on indoor environment and dehumidification energy consumption for different air supply angle and velocity. The numerical investigation is conducted in a low-humidity plant located in the
Yubin Tang, Qiuhua Tao, Jianwen Zheng
doaj   +1 more source

Home - About - Disclaimer - Privacy