Results 61 to 70 of about 464,003 (292)

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

Quantum Optical Random Walk: Quantization Rules and Quantum Simulation of Asymptotics [PDF]

open access: yes, 2006
Rules for quantizing the walker+coin parts of a classical random walk are provided by treating them as interacting quantum systems. A quantum optical random walk (QORW), is introduced by means of a new rule that treats quantum or classical noise ...
A. Ambainis   +10 more
core   +2 more sources

Simulating photosynthetic quantum conversion [PDF]

open access: yesAccounts of Chemical Research, 1978
Report reviews attempts to duplicate the process of photosynthesis using a physical system wherein the two quantum acts are separated in space. Included is a brief description of the natural photosynthetic systems with special emphasis on the lamellar or membrane system.
openaire   +2 more sources

Mechanochemical Synthesis and Characterization of Nanostructured ErB4 and NdB4 Rare‐Earth Tetraborides

open access: yesAdvanced Engineering Materials, Volume 27, Issue 6, March 2025.
ErB4 and NdB4 nanostructured powders are produced by mechanochemical synthesis. 5 h mechanical alloying and 4 M HCl acid leaching are used in the production. ErB4 and NdB4 powders exhibit maximum magnetization of 0.4726 emu g−1 accompanied with an antiferromagnetic‐to‐paramagnetic phase transition at about TN = 18 K and 0.132 emu g−1 with a maximum at ...
Burçak Boztemur   +5 more
wiley   +1 more source

Event-by-event simulation of quantum phenomena [PDF]

open access: yes, 2007
In this talk, I discuss recent progress in the development of simulation algorithms that do not rely on any concept of quantum theory but are nevertheless capable of reproducing the averages computed from quantum theory through an event-by-event ...
De Raedt, H.
core   +5 more sources

Piezoresistive Monitoring of Carbon Nanomaterial‐Reinforced Epoxy Composites Under Cyclic and Fatigue Loading: A Review

open access: yesAdvanced Engineering Materials, EarlyView.
Carbon nanomaterial‐reinforced epoxy composites exhibit pronounced piezoresistive behavior, enabling intrinsic damage sensing under cyclic and fatigue loading. This review critically compares carbon nanotube and graphene systems, correlating filler content, percolation threshold, and gauge factor with sensing stability and damage evolution.
J. M. Parente   +3 more
wiley   +1 more source

FRET analysis of the unwrapping of nucleosomal DNA containing a sequence characteristic of the + 1 nucleosome

open access: yesScientific Reports
Sequence-dependent mechanical properties of DNA could play essential roles in nuclear processes by affecting histone-DNA interactions. Previously, we found that the DNA entry site of the first nucleosomes from the transcription start site (+ 1 nucleosome)
Tomoko Sunami   +7 more
doaj   +1 more source

Enhanced removal of antibiotics by a cerium ion-doped layered double hydroxide photocatalyst

open access: yesResults in Engineering
There is an urgent need to develop advanced materials that can effectively remove emerging contaminants such as tetracycline (TC), norfloxacin (NOR), and ciprofloxacin (CIP) antibiotics from water.
Xiaodong Yang   +17 more
doaj   +1 more source

Exploring Dipolar Dynamics and Ionic Transport in Metal‐Organic Frameworks: Experimental and Theoretical Insights

open access: yesAdvanced Functional Materials, EarlyView.
In this study, the interplay of dipolar dynamics and ionic charge transport in MOF compounds is investigated. Synthesizing the novel structure CFA‐25 with integrated freely rotating dipolar groups, local and macroscopic effects, including interactions with Cs cations are explored.
Ralph Freund   +6 more
wiley   +1 more source

Simulation of Quantum Computers [PDF]

open access: yes, 2001
We describe a simulation approach to study the functioning of Quantum Computer hardware. The latter is modeled by a collection of interacting spin-1/2 objects. The time evolution of this spin system maps one-to-one to a quantum program carried out by the Quantum Computer.
De Raedt, H   +4 more
openaire   +3 more sources

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