Results 31 to 40 of about 47,725 (266)

Structure, optimality, and symmetry in shadow unitary inversion

open access: yesCommunications Physics
Reversing unknown quantum dynamics is vital for quantum control and learning, yet full unitary inversion requires a resource-intensive O(d 2) queries. Because many applications only require the reversed evolution for a given observable, a critical gap ...
Guocheng Zhen   +5 more
doaj   +1 more source

Analysing the significance of small conformational changes and low occupancy states in serial crystallographic data

open access: yesFEBS Open Bio, EarlyView.
This protocol paper outlines methods to establish the success of a time‐resolved serial crystallographic experiment, by means of statistical analysis of timepoint data in reciprocal space and models in real space. We show how to amplify the signal from excited states to visualise structural changes in successful experiments.
Jake Hill   +4 more
wiley   +1 more source

Rethinking solvent regeneration pathways for maritime carbon capture

open access: yesNature Communications
Maritime transport is difficult to decarbonize, and onboard carbon capture has emerged as a promising option. However, adapting land-based capture systems may not suit the space, energy, and weight constraints of ships. Here we show that shifting solvent
Zhenrong Shi   +3 more
doaj   +1 more source

The interplay between geometry and numbers of blade in ducted propeller systems

open access: yesAviation
This study designs and optimizes a ducted propeller (DP) via graphical and numerical methods. Ducted propellers with a thrust-to-omega ratio ranging between 0.12 and 0.20 and blade optimizations at the design point were obtained. The geometric selection
Muhammad Dzulfikar   +3 more
doaj   +1 more source

Overcoming Drag at the Water-Air Interface Constrains Body Size in Whirligig Beetles

open access: yesFluids, 2021
Whirligig beetles (Coleoptera: Gyrinidae) are among the best swimmers of all aquatic insects. They live mostly at the water’s surface and their capacity to swim fast is key to their survival. We present a minimal model for the viscous and wave drags they
Ludovic Jami   +4 more
doaj   +1 more source

Pharmacological inhibition of the PERK pathway modulates hepatocellular carcinoma growth and immune signaling

open access: yesFEBS Open Bio, EarlyView.
Pharmacological inhibition of PERK in a DEN‐induced mouse model of liver cancer does not reduce tumor burden but alters cellular stress signaling. Despite blocking PERK activity, downstream stress responses, including CHOP expression, remain active, suggesting compensatory mechanisms within the unfolded protein response that may influence tumor ...
Ada Lerma‐Clavero   +5 more
wiley   +1 more source

Experimental study of the characteristics of a device for measuring thrust in continuous and pulse operating modes of rocket engine

open access: yesВестник Самарского университета: Аэрокосмическая техника, технологии и машиностроение
The results of experimental studies on the creation of a force measuring device for measuring thrust during firing tests of rocket engines in continuous and pulse modes are presented.
A. V. Taratorin, L. Yu. Yashnov
doaj   +1 more source

Relationship between Corona Discharge Thrust and Applied Voltage’s Polarity

open access: yesEnergies, 2023
The thrust from corona discharge might be a promising propulsion technology in future aviation due to its advantage of not requiring mechanical moving parts.
Liang Gu   +6 more
doaj   +1 more source

Vestibular Patient Journey: Insights From Vestibular Disorders Association (VeDA) Registry

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Objective Vestibular symptoms impose a high burden of disability. Understanding real‐world diagnostic and treatment pathways can identify care gaps and guide interventions. We aimed to characterize symptom profiles, diagnostic trends, provider involvement, and treatment patterns in vestibular disorders.
Ali Rafati   +10 more
wiley   +1 more source

Physical implementability for reversible magic state manipulation

open access: yesCommunications Physics
Magic states are essential for achieving universal quantum computation, yet the reversibility and efficiency of exact magic state manipulations remain less explored.
Yu-Ao Chen   +4 more
doaj   +1 more source

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