Results 41 to 50 of about 114,846 (301)

Revealing the structure of land plant photosystem II: the journey from negative‐stain EM to cryo‐EM

open access: yesFEBS Letters, EarlyView.
Advances in cryo‐EM have revealed the detailed structure of Photosystem II, a key protein complex driving photosynthesis. This review traces the journey from early low‐resolution images to high‐resolution models, highlighting how these discoveries deepen our understanding of light harvesting and energy conversion in plants.
Roman Kouřil
wiley   +1 more source

How well do high resolution models reproduce tropical convection? [PDF]

open access: yes, 2009
Cascade is a multi-institution project studying the temporal and spatial organization of tropical convective systems. While cloud resolving numerical models can reproduce the observed diurnal cycle of such systems they are sensitive to the chosen ...
Allan, R.P.   +3 more
core  

Intensification of precipitation extremes with warming in a cloud resolving model [PDF]

open access: yes, 2010
A cloud-resolving model is used to investigate the effect of warming on high percentiles of precipitation (precipitation extremes) in the idealized setting of radiative-convective equilibrium.
Back, Larissa E.   +2 more
core   +1 more source

Tumour–host interactions in Drosophila: mechanisms in the tumour micro‐ and macroenvironment

open access: yesMolecular Oncology, EarlyView.
This review examines how tumour–host crosstalk takes place at multiple levels of biological organisation, from local cell competition and immune crosstalk to organism‐wide metabolic and physiological collapse. Here, we integrate findings from Drosophila melanogaster studies that reveal conserved mechanisms through which tumours hijack host systems to ...
José Teles‐Reis, Tor Erik Rusten
wiley   +1 more source

Inclusion of Surface Topography into the Vector Vorticity Equation Model (VVM)

open access: yesJournal of Advances in Modeling Earth Systems, 2011
Surface topography is implemented into the vector vorticity equation model with a block representation of mountains in the height coordinate. The kinematic boundary conditions at the surface are satisfied with a proper computational boundary condition ...
Chien-Ming Wu, Akio Arakawa
doaj   +1 more source

Why do general circulation models overestimate the aerosol cloud lifetime effect? A case study comparing CAM5 and a CRM [PDF]

open access: yesAtmospheric Chemistry and Physics, 2017
Observation-based studies have shown that the aerosol cloud lifetime effect or the increase of cloud liquid water path (LWP) with increased aerosol loading may have been overestimated in climate models.
C. Zhou, J. E. Penner
doaj   +1 more source

Reflectance Intensity Assisted Automatic and Accurate Extrinsic Calibration of 3D LiDAR and Panoramic Camera Using a Printed Chessboard

open access: yes, 2017
This paper presents a novel method for fully automatic and convenient extrinsic calibration of a 3D LiDAR and a panoramic camera with a normally printed chessboard.
Kawaguchi, Nobuo   +2 more
core   +1 more source

Combining a Cloud-Resolving Model with Satellite for Cloud Process Model Simulation Validation

open access: yesJournal of Applied Meteorology and Climatology, 2014
AbstractAdvances in computer power have made it possible to increase the spatial resolution of regional numerical models to a scale encompassing larger convective elements of less than 5 km in size. One goal of high resolution is to begin to resolve convective processes, and therefore it is necessary to evaluate the realism of convective clouds ...
Renato G. Negri   +3 more
openaire   +2 more sources

Towards Defect Phase Diagrams: From Research Data Management to Automated Workflows

open access: yesAdvanced Engineering Materials, EarlyView.
A research data management infrastructure is presented for the systematic integration of heterogeneous experimental and simulation data required for defect phase diagrams. The approach combines openBIS with a companion application for large‐object storage, automated metadata extraction, provenance tracking and federated data access, thereby supporting ...
Khalil Rejiba   +5 more
wiley   +1 more source

Evaluation of Global Climate and Storm-Resolving Model Representations of Mixed-Phase Clouds and Their Hemispheric Contrasts

open access: yesAtmosphere
Mixed-phase clouds, in which liquid droplets and ice crystals coexist at temperatures between −38 °C and 0 °C, play a critical role in Earth’s radiation budget.
Olimpia Bruno   +3 more
doaj   +1 more source

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