General principles are formulated for the objective reconstruction of a three dimensional object from a set of electron microscope images. These principles are applied to the calculation of a ...

Tonight will continue dry with clear skies for much of the night. Towards dawn, thick cloud will start to build in from the west. Another cold night, and a chance of some local patchy mist forming ...

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Division of Chemistry and Chemical Engineering, California Institute of Technology (Caltech), Pasadena, California 91125, United States ...

Transmission electron microscopy generates an image of the internal structure of a thin sample. Scanning electron microscopy generates a topological image of a sample. Assembly of functional ...

The world’s wealthiest man revived an argument that the right already won.

The team believes that the structure was in use until the 8th century BCE, the middle of the period when the Kings of Judah ruled. A scarab seal from the 8th century BCE uncovered during the ...

But starlight coming from far away can diffract around a simple circle structure. The petals are explicitly designed to stop that from happening and completely block out even diffracted light ...

Non-small cell lung cancer (NSCLC) is still the disease with the highest incidence rate among malignant tumors, in which NSCLC under N2 stage has obvious survival differences among different ... the ...

The N2 was closed in both directions for about five hours. Photo: Chapman Security Solutions. Fed up residents of Shaka’s Head closed the N2 and Chaka’s Rock bridge in protest of ongoing ...

"This makes our proposed framework relevant for better understanding electron acceleration up to cosmic-ray energies at astrophysical structures light-years away from our solar system, such as at ...