(b) the minimum wavelength of X-rays produced by 30 kV electrons. 2. The photoelectric cut-off voltage in a certain experiment is 1.5 V. What is the maximum kinetic energy of photoelectrons ...

Concept of magnetic field, Oersted's experiment ... width of central maxima (qualitative treatment only). Chapter–11: Dual Nature of Radiation and Matter Dual nature of radiation, Photoelectric ...

The CBSE has announced the Class 12 Physics exam date for February 21, 2025. With less than three months left, students are preparing rigorously. Shailendra Pandey, Faculty at Physics Wallah ...

Jan. 27, 2025 — Researchers have pioneered an innovative method using helioseismology to measure the solar radiative opacity under extreme conditions. This groundbreaking work not only reveals ...

Human neuroimaging Researchers in Massachusetts are developing a human brain-scale MPI scanner with a mechanically rotated, permanent magnet-based field-free line ... The MPI system is described in ...

Jan. 27, 2025 — The world of quantum physics is experiencing a second revolution, which will drive an exponential leap in the progress of computing, the internet, telecommunications ...

Impact and progress Frontiers' impact Progress Report 2022 All progress reports ...

Physics is the search for and application of rules that can help us understand and predict the world around us. Central to physics are ideas such as energy, mass, particles and waves. Physics ...

Created by Johns Hopkins researchers, EpiScalp could significantly reduce false positives and spare patients from medication side effects, driving restrictions, and other quality-of-life challenges ...

"Traditionally, biology has been in their space, you know, physics has been in their space and psych and brain sciences has been in their space. And now, we're all married in this building.

These well-regarded universities have shown strength in producing research in a wide range of topics related to physics – the study of matter and energy. Topics include particle and nuclear ...

Condensed-matter physics is the study of substances in their ... of yttrium iron garnet can generate a complex reconfigurable magnetic medium and be used to solve inverse-design problems ...