User profiles for J. Ackert

Jason Ackert

Neophotonics Corporation
Verified email at mcmaster.ca
Cited by 952

High-speed detection at two micrometres with monolithic silicon photodiodes

JJ Ackert, DJ Thomson, L Shen, AC Peacock… - Nature …, 2015 - nature.com
With continued steep growth in the volume of data transmitted over optical networks there is
a widely recognized need for more sophisticated photonics technologies to forestall a ‘…

Wavelength locking and thermally stabilizing microring resonators using dithering signals

…, DF Logan, T Shiraishi, JJ Ackert… - Journal of Lightwave …, 2013 - ieeexplore.ieee.org
… JJ Ackert, and AP Knights are with the Department of Engineering Physics, McMaster
University, … Jason J. Ackert received the B.Sc. degree in physics from the University of Waterloo, …

The Morphology and Life History of the Fowl Nematode Ascaridia lineata (Schneider) 1

JE Ackert - Parasitology, 1931 - cambridge.org
… 1) destroying Lieberkiihn's glands and causing haemorrhages (Ackert, 1923). From the
10th to the 17th day after feeding embryonated eggs of A. lineata, young worms with their …

Integrated thermal stabilization of a microring modulator

K Padmaraju, DF Logan, X Zhu, JJ Ackert… - Optics express, 2013 - opg.optica.org
A defect-enhanced silicon photodiode and heater are integrated with and used to thermally
stabilize a microring modulator. These optoelectronic components are interfaced with …

Effects of the nematode Ascaridia lineata (Schneider) on growing chickens

JE Ackert, CA Herrick - The Journal of Parasitology, 1928 - JSTOR
… lineata) on chickens now include significant reductions in size of the thymus glands (Ackert,
1924) and lessened amounts of sugar in the blood (Ackert and Titus, 1924). …

Optical detection and modulation at 2µm-2.5 µm in silicon

DJ Thomson, L Shen, JJ Ackert, E Huante-Ceron… - Optics express, 2014 - opg.optica.org
Recently the 2μm wavelength region has emerged as an exciting prospect for the next
generation of telecommunications. In this paper we experimentally characterise silicon based …

An outbreak of fungal endophthalmitis after intravitreal injection of compounded combined bevacizumab and triamcinolone

…, BZ Cohen, AH Friedman, JM Ackert - JAMA …, 2013 - jamanetwork.com
Importance Our experience may be useful to other practitioners using compounded
intravitreal agents, those suspecting infectious outbreaks, and those managing fungal …

Light-induced changes in spike synchronization between coupled ON direction selective ganglion cells in the mammalian retina

JM Ackert, SH Wu, JC Lee, J Abrams… - Journal of …, 2006 - Soc Neuroscience
Although electrical coupling via gap junctions is prevalent among ganglion cells in the
vertebrate retina, there have been few direct studies of their influence on the light-evoked …

Suppression of connexin 43 phosphorylation promotes astrocyte survival and vascular regeneration in proliferative retinopathy

…, AH Toychiev, S Kosmidis, J Ackert… - Proceedings of the …, 2018 - National Acad Sciences
Degeneration of retinal astrocytes precedes hypoxia-driven pathologic neovascularization
and vascular leakage in ischemic retinopathies. However, the molecular events that underlie …

10 Gbps silicon waveguide-integrated infrared avalanche photodiode

JJ Ackert, AS Karar, DJ Paez, PE Jessop… - Optics express, 2013 - opg.optica.org
We have fabricated monolithic silicon avalanche photodiodes capable of 10 Gbps operation
at a wavelength of 1550 nm. The photodiodes are entirely CMOS process compatible and …