Results 31 to 40 of about 4,154,348 (243)

A comparative investigation of the wear characteristics of a high power diode laser generated single-stage tile grout and commercial epoxy tile grout [PDF]

open access: yes, 2002
A comparative study of a single-stage ceramic tile grout, generated using a 60 W high power diode laser (HPDL), and a commercially available tile grout has determined the wear characteristics of the two materials.
Edwards, Roger E.   +3 more
core   +1 more source

A Single-Stage High-Power Factor Converter with Synchronized Self-Excited Technique for LED Lighting

open access: yesApplied Sciences, 2018
This paper proposes a single-stage, high power-factor light-emitting diode (LED) driver with a self-excited control scheme for the power switches.
Yong-Nong Chang   +2 more
doaj   +1 more source

A portable high power diode laser-based single-stage ceramic tile grout sealing system [PDF]

open access: yes, 2002
By means of a 60 W high power diode laser (HPDL) and a specially developed grout material the void between adjoining ceramic tiles has been successfully sealed.
A.W Gale   +35 more
core   +1 more source

Intravitreal bevacizumab for treatment of choroidal neovascularization associated with osteogenesis imperfecta

open access: yesIndian Journal of Ophthalmology, 2012
A 12-year-old girl, diagnosed of osteogenesis imperfecta, presented with sudden visual loss in the left eye. Investigations revealed an active choroidal neovascular membrane. She underwent treatment with intravitreal Bevacizumab (1.25 mg/0.05 ml). Follow-
Pukhraj Rishi   +2 more
doaj   +1 more source

A case of endophthalmitis associated with limbal relaxing incision

open access: yesIndian Journal of Ophthalmology, 2012
Limbal relaxing incisions (LRIs) are considered a relatively safe procedure with rapid stabilization and absence of infectious complications. Do we need to readdress this last impression?
Aravind Haripriya, Taranum S Syeda
doaj   +1 more source

Performance and genome-centric metagenomics of thermophilic single and two-stage anaerobic digesters treating cheese wastes [PDF]

open access: yes, 2018
The present research is the first comprehensive study regarding the thermophilic anaerobic degradation of cheese wastewater, which combines the evaluation of different reactor configurations (i.e. single and two-stage continuous stirred tank reactors) on
Angelidaki, Irini   +6 more
core   +3 more sources

AcrySof toric intraocular lens for post-keratoplasty astigmatism

open access: yesIndian Journal of Ophthalmology, 2012
We report a 63-year-old male who had undergone left eye optical penetrating keratoplasty for central leucomatous corneal opacity 10 years earlier. The eye had clear donor graft with residual astigmatism of −6.50 diopter cylinder (DC) at 30°.
Nishant Gupta   +2 more
doaj   +1 more source

Accurate Single Stage Detector Using Recurrent Rolling Convolution

open access: yes, 2017
Most of the recent successful methods in accurate object detection and localization used some variants of R-CNN style two stage Convolutional Neural Networks (CNN) where plausible regions were proposed in the first stage then followed by a second stage ...
Chen, Xiaohao   +7 more
core   +1 more source

Screening for visual impairment: Outcome among schoolchildren in a rural area of Delhi

open access: yesIndian Journal of Ophthalmology, 2012
Background: Uncorrected refractive errors are the main cause of vision impairment in school-aged children. The current study focuses on the effectiveness of school eye screening in correcting refractive errors. Objectives: 1.
Neeti Rustagi   +2 more
doaj   +1 more source

Weighted universal image compression [PDF]

open access: yes, 1999
We describe a general coding strategy leading to a family of universal image compression systems designed to give good performance in applications where the statistics of the source to be compressed are not available at design time or vary over time or ...
Chou, Philip A.   +2 more
core   +1 more source

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