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Showing posts with the label photosynthesis

Cyanobacteria perform full oxygenic photosynthesis/ carbon fixation using one photosystem instead of two

https://www.eurekalert.org/news-releases/1136224 "combines genetic engineering/ adaptive laboratory evolution, producing modified strains that grow, fix CO2, generate oxygen despite completely lacking photosystem I... organisms compensated for this missing complex by reorganizing photosynthetic electron transport chain, creating steep proton gradient forcing NDH-1 complex to operate in reverse/ generate reducing agent NADPH... reshapes solar energy conversion understanding... bioengineering, highly optimized synthetic crop designs" Related: Study reveals how single-atom Cu-TiO2 photocatalysts promote CO2-to-CO conversion https://www.eurekalert.org/news-releases/1137514

Researchers discover quantum switch for regulating photosynthesis

https://phys.org/news/2023-09-quantum-photosynthesis.html "Light-harvesting complex II pigment molecules switches between dissipating harmful excess light energy as heat through nonphotochemical quenching, and transferring absorbed light to reaction center with almost a unit efficiency under low light... accelerating transition increase photosynthetic efficiency, for example soybean yields, up to 33%... slight change at distance 5.6 Ă… allow reversible switching enables rapid response changes in light intensity, efficient photosynthesis and balanced photoprotection" Related: Molecular diversity and evolution of far-red light photosynthesis https://phys.org/news/2023-11-molecular-diversity-evolution-far-red-photosynthesis.html Scientists develop liquid metal-embraced photoactive films for artificial photosynthesis https://techxplore.com/news/2024-02-scientists-liquid-metal-embraced-photoactive.html Breakthrough in Artificial Photosynthesis for Sustainable Energy https://www.lif...

Photosynthesis: Auxiliary factor ensures efficient energy production

https://phys.org/news/2022-11-photosynthesis-auxiliary-factor-efficient-energy.html "chloroplast structure of corresponding mutants suffers more during short days... interaction between N-terminal domain of CGL160 and CF1... functionally replacing membrane domain of CGL160 with Atp1 protein from cyanobacteria of genus Synechocystis... 80% function restored... CGL160 in land plants may have come from a predecessor protein of cyanobacteria... plant cells acquired their chloroplasts through incorporation and functional integration of cyanobacteria" Related: Photosynthesis 'hack' could lead to new ways of generating renewable energy https://phys.org/news/2023-03-photosynthesis-hack-ways-generating-renewable.html Using high-precision quantum chemistry to study super-efficient energy transfer in photosynthesis https://phys.org/news/2023-03-high-precision-quantum-chemistry-super-efficient-energy.html Scientists Found a 'Leak' in Photosynthesis That Could Fill Humanit...

Robot piloted by a ball of algae is powered by photosynthesis

https://www.newscientist.com/article/2304571-robot-piloted-by-a-ball-of-algae-is-powered-by-photosynthesis/ "directly harness photosynthesis to make actuators, biosensors and bioprocessors... Marimo Actuated Rover Systems (MARS)... autonomous, low-cost, lightweight, compact size, photosynthetically powered rover is reported. The potential for further system enhancements are identified and under development" Related: New technology fused with photosynthetic life offers path to green energy https://biodesign.asu.edu/news/new-technology-fused-photosynthetic-life-offers-path-green-energy-0 Breakthrough artificial photosynthesis comes closer https://medicalxpress.com/news/2022-06-compound-range-hard-to-treat-cancers-previously.html A Superior Green Energy Technology- Engineered Photosynthesis https://steemit.com/hive-109160/@truth2/a-superior-green-energy-technology-engineered-photosynthesis A new breakthrough in biology allows scientists to grow food without sunlight https://inte...

Scientists discover method to boost energy generation from microalgae

https://www.ntu.edu.sg/docs/default-source/academic-services/ntu-singapore-scientists-discover-method-to-boost-energy-generation-from-microalgae59f4b183-07ca-4a8a-8a18-f70fe9fd704d.pdf "encasing algae protein in liquid droplets can dramatically enhance the algae's light-harvesting and energy-conversion properties, making it up to three times more efficient... droplet behaves like a resonator that confines a lot of light... not as efficient as solar cells in generating electricity [4.5% vs. 20%]. However, it is more renewable and sustainable" Related: New species of ultrasmall microalgae found in home aquarium could have multiple useful applications https://phys.org/news/2023-01-species-ultrasmall-microalgae-home-aquarium.html Glass-like shells of diatoms help turn light into energy in dim conditions https://www.optica.org/en-us/about/newsroom/news_releases/2022/november/glass-like_shells_of_diatoms_help_turn_light_into/ Green dreams: Algae biorefineries could help in the ...