Results 61 to 70 of about 155,998 (284)

Lacrimal sac primary squamous cell carcinoma with synchronous tonsillar primary squamous cell carcinoma [PDF]

open access: yes, 2020
A gentleman with recurrent epiphora after two failed endonasal dacryocystorhinostomies was found to have a squamous cell carcinoma of the lacrimal sac at his third operation via an external approach.
Hemmant, Bridget   +3 more
core   +1 more source

Main-Group Metal Elements as Promising Active Centers for Single-Atom Catalysts [PDF]

open access: yesarXiv, 2021
Current research efforts on single-atom catalysts (SACs) exclusively focus on nonmetal or transition-metal atoms as active centers, while employing main-group metal elements is seemingly excluded because their delocalized s/p-bands are prone to yield a broadened resonance for the interaction with adsorbates.
arxiv  

Accelerating the theoretical study of Li-polysulphide adsorption on single-atom catalysts via machine learning approaches [PDF]

open access: yes, 2021
Unlocking the design of Li-S batteries where no shuttle effects appears, and thus their energy storage capacity does not diminish over time, would enable the manufacturing of energy storage devices more performant than the current Li-ion commercial ones.
arxiv   +1 more source

Endoscopic transnasal canaliculorhinostomy for refractory common canalicular obstruction with an unidentifiable lacrimal sac.

open access: yesInternational Journal of Ophthalmology, 2020
AIM To describe the role of endoscopic transnasal canaliculorhinostomy (ETC) in refractory common canalicular obstruction (CCO) associated with an absent or unidentifiable lacrimal sac.
Zhaoqi Pan   +8 more
semanticscholar   +1 more source

Successive Approximation Coding for Distributed Matrix Multiplication [PDF]

open access: yesarXiv, 2022
Coded distributed computing was recently introduced to mitigate the effect of stragglers on distributed computing. This paper combines ideas of approximate computing with coded computing to further accelerate computation. We propose successive approximation coding (SAC) techniques that realize a tradeoff between accuracy and speed, allowing the ...
arxiv  

IRT5 Probiotics Changes Immune Modulatory Protein Expression in the Extraorbital Lacrimal Glands of an Autoimmune Dry Eye Mouse Model [PDF]

open access: yes, 2020
PURPOSE. While the association between the gut microbiome and the immune system has been studied in autoimmune disorders, little is known about ocular disease.
Choi, Se Hyun   +6 more
core   +1 more source

Evaluation of intraoperative mitomycin C in surgical management of adult lacrimal sac mucocele

open access: yesDelta Journal of Ophthalmology, 2018
Purpose The purpose of this study was to evaluate the effectiveness of intraoperative mitomycin C (MMC) with canaliculodacryocystorhinostomy (DCR) and bicanalicular silicone intubation for the management of adult lacrimal sac mucocele.
Rabi M.M. Hassenien   +3 more
doaj   +1 more source

Soft Actor-Critic with Cross-Entropy Policy Optimization [PDF]

open access: yesarXiv, 2021
Soft Actor-Critic (SAC) is one of the state-of-the-art off-policy reinforcement learning (RL) algorithms that is within the maximum entropy based RL framework. SAC is demonstrated to perform very well in a list of continous control tasks with good stability and robustness.
arxiv  

Lacrimal sac rhinosporidiosis [PDF]

open access: yesIndian Journal of Otolaryngology and Head and Neck Surgery, 2006
Rhinosporidiosis is a disease caused by the organism Rhinosporidium seeberi, which is now believed to be a rare aquatic protistan parasite of fish. Ocular rhinosporidiosis is worldwide in distribution but relatively more common in India and Shrilanka.
R. S. Mane   +3 more
openaire   +3 more sources

Radiotherapy for malignant melanoma of the lacrimal sac

open access: yesRare Tumors, 2020
Malignant melanoma of the lacrimal sac is an exceptionally rare tumor with a poor prognosis. We report two cases of malignant melanoma of the lacrimal sac: a 73 year-old female treated with primary surgical resection and a 75 year-old male treated with ...
Tiffany W Cheng   +3 more
semanticscholar   +1 more source

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