Results 141 to 150 of about 139,045 (195)

Interference Effects Between Different Optical Harmonics.

Physical Review Letters, 1982
It is shown that destructive interference between two coherent excitation pathways from different optical harmonics, a fundamental and a third harmonic, inhibits resonance-enhanced multiphoton ionization. Once the role of the third harmonic is realized, the interference follows naturally from simple considerations of Fermi's "golden rule" and Maxwell's
D. J. Jackson, J. J. Wynne
openaire   +1 more source

ECG interference suppressed using a harmonic generator

Australasian Physics & Engineering Sciences in Medicine, 2009
Non-linear loading of the utilities supply introduced significant electromagnetic field (EMF) interference severe enough to disrupt electrocardiograph (ECG) monitoring and recordings in the new Emergency Department (ED) at the Royal Melbourne Hospital (RMH).
W J, Davie   +2 more
openaire   +2 more sources

The Interference of Subjective Harmonics

The Journal of the Acoustical Society of America, 1933
The purpose of the work reviewed in this paper was to devise a techique for producing interference of subjective harmonics under controlled conditions and to investigate the nature of some of the effects of such interference.
Ernest K. Chapin, F. A. Firestone
openaire   +1 more source

Harmonic Interference from Distribution Systems

IEEE Power Engineering Review, 1982
The paper presents the techniques and measures used by Calgary Power Ltd. to mitigate inductive interference problems into communiation circuits. Investigation of several cases of triple harmonic-noise problems indicated a new role of triple harmonies, generated by distribution transformers, in the interference mechanism.
openaire   +1 more source

Extracting Weak Harmonic Signals from Strong Chaotic Interference

Circuits, Systems and Signal Processing, 2002
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Wang, Fuping, Wang, Zanji, Guo, Jingbo
openaire   +1 more source

Controlling Two-Center Interference in Molecular High Harmonic Generation

Physical Review Letters, 2005
We experimentally investigate the process of intramolecular quantum interference in high-order harmonic generation in impulsively aligned CO2 molecules. The recombination interference effect is clearly seen through the order dependence of the harmonic yield in an aligned sample.
Vozzi C   +15 more
openaire   +3 more sources

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