Results 71 to 80 of about 5,367,272 (280)

Natural vibration frequencies of tapered beams Engineering

open access: yesEngineering Transactions, 2014
In this paper the free vibrations frequencies of tapered Euler-Bernoulli beams are calculated, in the presence of an arbitrary number of rotationally and/or axially, elastically flexible constraints.
M. A. DE ROSA, M. LIPPIELLO
doaj  

Analysis of dynamic characteristics of five-axis CNC machine tool

open access: yesThe Journal of Engineering, 2019
CNC machine tools play important role in industries. The dynamic characteristics of the machine tools are the main factor which affected the status of a machine tools.
Sicheng Wang   +4 more
doaj   +1 more source

Memòria del Parc Natural dels Ports 2023 [PDF]

open access: yes
Gestió efectuada durant el 2023 al Parc Natural dels Ports, destacar les accions estratègiques i les fites més rellevants en cada un dels àmbits i línies de treball.[es] Gestión efectuada durante el 2023 en el Parque Natural de Els Ports, destaca las ...
Parc Natural dels Ports
core  

Smaller is better: nanobodies meet NMR

open access: yesFEBS Letters, EarlyView.
Nanobodies are single‐domain antigen‐binding fragments derived from camelid heavy chain antibodies. Their small size, high stability, and exceptional specificity make nanobodies uniquely useful probes for NMR studies of protein dynamics, transient conformational states, and protein–protein interactions.
Oleg Y. Dmitriev
wiley   +1 more source

An Equivalent Layer-Wise Approach for the Free Vibration Analysis of Thick and Thin Laminated and Sandwich Shells

open access: yesApplied Sciences, 2016
The main purpose of the paper is to present an innovative higher-order structural theory to accurately evaluate the natural frequencies of laminated composite shells.
Francesco Tornabene   +3 more
doaj   +1 more source

Memòria del Parc Natural dels Ports 2024 [PDF]

open access: yes
Gestió efectuada durant el 2024 al Parc Natural dels Ports, destacar les accions estratègiques i les fites més rellevants en cada un dels àmbits i línies de treball.[es] Gestión efectuada durante el 2024 en el Parque Natural de Els Ports, destaca las ...
Parc Natural dels Ports
core  

Membrane composition and thermodynamic identity as boundaries of life for synthetic cell research

open access: yesFEBS Letters, EarlyView.
What makes a cell a cell? The boundary of a living cell is not just a wall. Read as a Markov blanket, the membrane separates internal from external states, generating identity and non‐equilibrium order. Can this identity be rebuilt from scratch in a synthetic cell?
Caterina Presutti, Bert Poolman
wiley   +1 more source

Contemporary Approaches to the Vibration Diagnostics of Rotating Shafts

open access: yesJournal of Mechanical Engineering, 2022
Rotating shafts are the most vulnerable part of steam turbines. They are subjected to a wide range of static and dynamic loading combined with high temperature.
Anatolii P. Bovsunovskyi   +1 more
doaj   +1 more source

Nested Sets and Natural Frequencies. [PDF]

open access: yes, 2019
Is the nested sets approach to improving accuracy on Bayesian word problems simply a way of prompting a natural frequencies solution, as its critics claim? Conversely, is it in fact, as its advocates claim, a more fundamental explanation of why the natural frequency approach itself works?
Dewitt, Stephen H.   +4 more
openaire   +1 more source

What are natural frequencies? [PDF]

open access: yesBMJ, 2011
Doctors need to find better ways to communicate risk to patients A 2011 Cochrane Review concluded that health professionals and consumers “understood natural frequencies better than probabilities.”1 A 2011 Annals of Internal Medicine article reported the opposite, that “natural frequencies are not the best format for communicating the absolute ...
openaire   +2 more sources

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