Results 131 to 140 of about 1,300 (247)

Quantum Mechanics by Numerical Simulation of Path Integral

open access: yes, 2017
Treballs Finals de Grau de Física, Facultat de Física, Universitat de Barcelona, Curs: 2017, Tutor: Federico MesciaThe Quantum Mechanics formulation of Feynman is based on the concept of path integrals, allowing to express the quantum transition between ...
Giménez Umbert, Bruno
core  

A Flexible Metamaterial Absorber via Loss Engineering for Large‐Area Ultra‐Broadband Infrared Extinction

open access: yesAdvanced Science, EarlyView.
Designed and demonstrated a flexible metamaterial absorber via loss engineering for large‐area ultra‐broadband infrared extinction, providing a new method for miniaturization of absorbers and flexible optical devices. ABSTRACT The advancement of compact and wearable optical systems is critically limited by the lack of high‐performance, integrable ...
Zhe Wu   +11 more
wiley   +1 more source

Path Integrals and Quantum Mechanics

open access: yes, 2015
In this thesis we are investigating a different formalism of non-relativistic quantum mechanics called the path integral formalism. It is a generalization of the classical least action principle. The introduction to this subject begins with the construction of the path integral in terms of the idea of probability amplitudes whose absolute square gives ...
openaire   +1 more source

Wireless, Deep‐Seeing Smart Pill: A NIR‐II Fluorescence Imaging Capsule Endoscope for Gastrointestinal Cancer

open access: yesAdvanced Science, EarlyView.
A novel near‐infrared‐II fluorescent imaging capsule endoscope that detects specific fluorescence signals above 900 nm enables highly sensitive, targeted imaging of gastrointestinal cancer tissue. This wirelessly powered and magnetically controlled “smart pill” achieves high sensitivity and deep tissue penetration, allowing precise, non‐invasive ...
Weicheng Wang   +10 more
wiley   +1 more source

Quantum Elastica. [PDF]

open access: yesEntropy (Basel)
Geiger D, Werman M.
europepmc   +1 more source

Stick-slip motion of solids with dry friction subject to random vibrations and an external field

open access: yes, 2010
A Baule   +5 more
core   +1 more source

Concurrent Terahertz Spin Excitations and Phase Shift Control in Fe4Nb2O9: A Material for Synergizing Computation and Communication Technologies

open access: yesAdvanced Science, EarlyView.
A multifunctional terahertz (THz) platform is demonstrated, in a model material Fe4Nb2O9, exhibiting a large intrinsic THz phase shift alongside distinct THz magnon excitations in its antiferromagnetic phase. This coexistence of phase modulation and spin dynamics offers a promising pathway toward integrated THz communication and magnonic computation ...
Brijesh Singh Mehra   +10 more
wiley   +1 more source

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