% For normal incidence (θ = 0): k_x_inc = k_y_inc = 0, so: % (m^2 + n^2) < (n_med * period / λ)^2 % Cutoff wavelength for order (m, n) in medium n_med: % λ_cutoff(m,n) = period * n_med / sqrt(m^2 + ...

In a quiet office tucked within Stanford’s biomedical research campus, Stanford Cancer Institute member James Zou, PhD, associate professor of biomedical data science, is leading a revolution that may ...

First experimental observation of matter-wave diffraction in a short-lived electron-positron atom using a graphene-based diffraction grating. (Nanowerk News) One of the discoveries that fundamentally ...

A new virtual reality lab at the University of Dayton will help students preparing for health professions study the human body in 3D and learn skills they'll use in the field. The Dave and Norma ...

Optical dispersion occurs when the refractive index of a material changes with the wavelength of incoming light. This variation causes different colors to move at different speeds in transparent media ...

Diffraction of atoms from surfaces provides detailed insights into structures, interactions, and dynamical processes. However, the method is currently limited to measurements in reflection—diffraction ...

Article subjects are automatically applied from the ACS Subject Taxonomy and describe the scientific concepts and themes of the article. Ultrafast spectroscopy has made it possible to observe a wide ...

[The Thought Emporium] has been fascinated by holograms for a long time, and in all sorts of different ways. His ultimate goal right now is to work up to creating holograms using chocolate, but along ...

Abstract: The output coupler free external cavity spectral beam combining structure uses the beam along 0-order and 1-order diffraction direction as the feedback light beam to realize the wavelength ...