Results 81 to 90 of about 1,085,764 (289)

Fundamental Performance of a Dispersed Fixed Delay Interferometer In Searching For Planets Around M Dwarfs

open access: yes, 2011
We present a new method to calculate fundamental Doppler measurement limits with a dispersed fixed-delay interferometer (DFDI) in the near infrared wavelength region for searching for exoplanets around M dwarfs in the coming decade.
Allard   +24 more
core   +1 more source

The average magnetic field draping and consistent plasma properties of the Venus magnetotail [PDF]

open access: yes, 1986
A new technique has been developed to determine the average structure of the Venus magnetotail (in the range from −8 Rv to −12 Rv) from the Pioneer Venus magnetometer observations.
McComas, David J.   +3 more
core   +2 more sources

Patient‐Derived 3D Bioprinted Cardiac Organoid Constructs Reveal Key Pathological Features of Duchenne Muscular Dystrophy

open access: yesAdvanced Healthcare Materials, EarlyView.
Patient‐derived cardiac organoids reveal key features of Duchenne muscular dystrophy cardiomyopathy, including apoptosis, oxidative stress, calcium handling defects, and mechanical remodeling. By integrating organoids into alginate–gelatin bioprinted constructs, disease phenotypes are organized into scalable 3D cardiac tissues displaying extracellular ...
Vittoria Marini   +15 more
wiley   +1 more source

Geo-Intelligent Solutions for Urban Heat Island (UHI) Detection and Mitigation Framework

open access: yesIEEE Access
Urban areas often experience elevated temperatures compared to their rural surroundings, leading to the phenomenon of the Urban Heat Island (UHI) effect. This is a growing environmental concern driven by rapid urbanisation, turning cities into heat traps.
Krupa P. Nadgir   +6 more
doaj   +1 more source

The M dwarf planet search programme at the ESO VLT + UVES. A search for terrestrial planets in the habitable zone of M dwarfs [PDF]

open access: yes, 2009
We present radial velocity (RV) measurements of our sample of 40 M dwarfs from our planet search programme with VLT+UVES begun in 2000. Although with our RV precision down to 2 - 2.5 m/s and timebase line of up to 7 years, we are capable of finding ...
Bailey   +44 more
core   +2 more sources

A New 3D Colon on a Chip to Decipher the Influence of Mechanical Forces on the Physiological Cellular Ecosystem

open access: yesAdvanced Healthcare Materials, EarlyView.
To dissect how mechanical forces influence intestinal physiology, we developed a stretchable 3D colon‐on‐chip that integrates tunable topography, stiffness and peristalsis‐like motion within a physiologically relevant microenvironment. We showed that stretching is a dominant factor governing epithelial behavior, markedly enhancing proliferation and ...
Moencopi Bernheim‐Dennery   +10 more
wiley   +1 more source

Simulation-based comparison of robust control and deep reinforcement learning control techniques for active suspension systems

open access: yesSystems Science & Control Engineering
Modern vehicular systems rely heavily on suspension performance for ride comfort, handling stability, and safety. Conventional passive suspensions, while common, cannot adapt to changing road conditions. Active suspension systems overcome this limitation
Arya Hariharan   +6 more
doaj   +1 more source

The evolutionary nature of RV Tauri stars in the SMC and LMC

open access: yes, 2018
Based on their stellar parameters and the presence of a mid-IR excess due to circumstellar dust, RV Tauri stars have been classified as post-AGB stars.
Kamath, Devika   +4 more
core   +1 more source

A Tri‐Culture Heart‐on‐a‐Chip Platform With iPSC‐Derived Cardiac Cells for Predictive Cardiotoxicity Testing

open access: yesAdvanced Healthcare Materials, EarlyView.
This study presents the first entirely isogenic heart‐on‐chip, unifying cardiomyocytes, fibroblasts, and endothelial cells from a single iPSC source. The platform reveals a critical biological insight: the endothelium actively shields cardiac tissue from drug‐induced toxicity, challenging the predictive accuracy of conventional, avascular models for ...
Karine Tadevosyan   +12 more
wiley   +1 more source

Psychological Profiling of Digital Dependency Using Machine Learning and Behavioral Clustering Techniques

open access: yesIEEE Access
Mental, physical, and emotional well-being are critical for sustaining productive engineering careers, yet the integration of mobile devices into every aspect of life has blurred work–life boundaries.
C. Bindu Ashwini   +3 more
doaj   +1 more source

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