Results 51 to 60 of about 4,835,435 (314)

Dual Base Swirl Injector Design for Increasing Specific Impluse in a Liquid-Fuel Rocket Engine [PDF]

open access: yesفصلنامه علوم و فناوری فضایی, 2009
Optimized injectors spray and consequently their proper fluid distribution is one of the most important factors determining the thrust force and combustion stability.
F. Ommi, A. Kargar, S. M. Hosseinalipour
doaj  

Call-by-Value and Call-by-Name Dual Calculi with Inductive and Coinductive Types

open access: yes, 2013
This paper extends the dual calculus with inductive types and coinductive types. The paper first introduces a non-deterministic dual calculus with inductive and coinductive types. Besides the same duality of the original dual calculus, it has the duality
Kimura, Daisuke, Tatsuta, Makoto
core   +1 more source

Decoding the dual role of autophagy in cancer through transcriptional and epigenetic regulation

open access: yesFEBS Letters, EarlyView.
Transcriptional and epigenetic regulation controls autophagy, which exerts context‐dependent effects on cancer: Autophagy suppresses tumorigenesis by maintaining cellular homeostasis or promotes tumor progression by supporting survival under stress. In this “In a Nutshell” article, we explore the intricate mechanisms of the dual function of autophagy ...
Young Suk Yu, Ik Soo Kim, Sung Hee Baek
wiley   +1 more source

Dual Band Gap Coupled Antenna Design with DGS for Wireless Communications

open access: yesAdvanced Electromagnetics, 2014
A novel gap coupled dual band multiple ring antenna with a defected ground structure (DGS) has been successfully implemented. A different technique is used in this communication where both gap coupling and defected ground are applied to obtain better ...
A. Kandwal, R. Sharma, S. K. Khah
doaj   +1 more source

Synchronous Primary Endometrial Carcinoma and Metastatic Malignant Melanoma in Cervical Lymph Node [PDF]

open access: yesJournal of Clinical and Diagnostic Research, 2017
The occurrence of dual malignancies is not rare but concurrent occurrence of two malignancies with different histogenesis and different anatomical sites is not known.
Kanwardeep Tiwana   +3 more
doaj   +1 more source

Autophagy in cancer and protein conformational disorders

open access: yesFEBS Letters, EarlyView.
Autophagy plays a crucial role in numerous biological processes, including protein and organelle quality control, development, immunity, and metabolism. Hence, dysregulation or mutations in autophagy‐related genes have been implicated in a wide range of human diseases.
Sergio Attanasio
wiley   +1 more source

On Statistical and Semi-Weyl Manifolds Admitting Torsion

open access: yesMathematics, 2022
We introduce the concept of quasi-semi-Weyl structure, we provide a couple of ways for constructing quasi-statistical and quasi-semi-Weyl structures by means of a pseudo-Riemannian metric, an affine connection and a tensor field on a smooth manifold, and
Adara M. Blaga, Antonella Nannicini
doaj   +1 more source

Matrix approach to the Shapley value and dual similar associated consistency [PDF]

open access: yes, 2006
Replacing associated consistency in Hamiache's axiom system by dual similar associated consistency, we axiomatize the Shapley value as the unique value verifying the inessential game property, continuity and dual similar associated consistency ...
G. Xuand   +3 more
core   +2 more sources

A stepwise emergence of evolution in the RNA world

open access: yesFEBS Letters, EarlyView.
How did biological evolution emerge from chemical reactions? This perspective proposes a gradual scenario of self‐organization among RNA molecules, where catalytic feedback on random mixtures plays the central role. Short oligomers cross‐ligate, and self‐assembly enables heritable variations. An event of template‐externalization marks the transition to
Philippe Nghe
wiley   +1 more source

Combination Therapy for Chronic Hepatitis B: Current Updates and Perspectives

open access: yesGut and Liver, 2017
Nucleos(t)ide analogues (NUCs) and interferon have been used for several decades to treat chronic hepatitis B; however, the therapeutic response remains unsatisfactory.
Tung-Hung Su, Chun-Jen Liu
doaj   +1 more source

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