Science Lab

Bem-vindo ao portal de conhecimento da Leica Microsystems. Você encontrará pesquisas científicas e material didático sobre o tema microscopia. O portal oferece suporte a iniciantes, profissionais experientes e cientistas em seus trabalhos e experimentos diários. Explore tutoriais interativos e notas de aplicação, descubra os fundamentos da microscopia, bem como as tecnologias de ponta. Faça parte da comunidade do Science Lab e compartilhe sua experiência.

Expert Knowledge on High Pressure Freezing and Freeze Fracturing in the Cryo SEM Workflow

Get an insight in the working methods of the laboratory and learn about the advantages of Cryo SEM investigation in EM Sample Preparation. Find out how high pressure freezing, freeze fracturing and…

Bridging Structure and Dynamics at the Nanoscale through Optogenetics and Electrical Stimulation

Nanoscale ultrastructural information is typically obtained by means of static imaging of a fixed and processed specimen. However, this is only a snapshot of one moment within a dynamic system in…

Expanding the Limits of Electron Microscopy Sample Preparation

Capturing the intricate changes in fine structure or in cell dynamics with conventional cryo solutions can be challenging sometimes. Leica Microsystems has developed a new cryo platform, the Leica EM…

Array tomography image of T-cells in mouse lymph nodes.

High Resolution Array Tomography with Automated Serial Sectioning

The optimization of high resolution, 3-dimensional (3D), sub-cellular structure analysis with array tomography using an automated serial sectioning solution, achieving a high section density on the…

Macroscale to Nanoscale Pore Analysis of Shale and Carbonate Rocks

Physical porosity in rocks, like shale and carbonate, has a large effect on the their storage capacity. The pore geometries also affect their permeability. Imaging the visible pore space provides…

Visualization of DNA Molecules

Precise low angle rotary shadowing with heavy metals (like platinum) can be used in transmission electron microscopy (TEM) to observe molecular details of objects previously absorbed on a thin, low…

Practical Applications of Broad Ion Beam Milling

Mechanical polishing can be time consuming and frustrating. It can also introduce unwanted artifacts when preparing cross-sectioned samples for electron backscatter diffraction (EBSD) in the scanning…

Interview with Dr. Shigeki Watanabe on Research in Synaptic Membrane Dynamics

Dr. Shigeki Watanabe, principle investigator of the department of Cell Biology at the Johns Hopkins University School of Medicine in Baltimore, held a workshop in Zürich, Switzerland on methods to…

Each Atom Counts: Protect Your Samples Prior to FIB Processing

Application Note for Leica EM ACE600 - Focused ion beam (FIB) technology has become an indispensable tool for site-specific TEM sample preparation. It allows to extract electron transparent specimens…