Results 61 to 70 of about 849,754 (203)

Incoherent "Slow and Fast Light"

open access: yes, 2009
We show experimentally that the effects of "slow and fast light" that are considered to be caused by spectral hole-burning under conditions of coherent population oscillations (CPO) can be universally observed with incoherent light fields on objects with
Aleksandrov   +12 more
core   +1 more source

Index to NASA Tech Briefs, January - June 1966 [PDF]

open access: yes, 1966
Index to NASA technological innovations for January-June ...

core   +1 more source

Issues of dynamic chaos in technical discipline

open access: yesҚарағанды университетінің хабаршысы. Физика сериясы, 2015
In article the description of experience of introduction to the content of technical disciplines of achievements of modern physics on the example of concept of dynamic chaos is given.
L.V. Chirkova   +2 more
doaj  

Experimental study of laser detected magnetic resonance based on atomic alignment [PDF]

open access: yes, 2006
We present an experimental study of the spectra produced by optical/radio-frequency double resonance in which resonant linearly polarized laser light is used in the optical pumping and detection processes.
Anatoly S. Pazgalev   +12 more
core   +2 more sources

Pico hydro propeller turbine prototype experimental study for very low head applications

open access: yesJournal of Mechatronics, Electrical Power, and Vehicular Technology
There is a lot of untapped potential for low-head and very low-head (VLH) hydroelectric power in Indonesia. The challenge in developing VLH is that the locations are very difficult to access by vehicle.
Ridwan Arief Subekti   +9 more
doaj   +1 more source

A drop dispenser for simplifying on-farm detection of foodborne pathogens.

open access: yesPLoS ONE
Nucleic-acid biosensors have emerged as useful tools for on-farm detection of foodborne pathogens on fresh produce. Such tools are specifically designed to be user-friendly so that a producer can operate them with minimal training and in a few simple ...
Mohsen Ranjbaran   +4 more
doaj   +1 more source

Design of hybrid solar and pyco hydro power plant using water reservoir tank

open access: yesJournal Geuthee of Engineering and Energy
The energy contained in the flow of water from the tank can be utilized as an additional source of electrical energy, namely by making a Pico Hydro Power Plant (PLTPh).
Asyrofi Muttaqin   +4 more
doaj   +1 more source

A portable device for nucleic acid quantification powered by sunlight, a flame or electricity. [PDF]

open access: yes, 2018
A decentralized approach to diagnostics can decrease the time to treatment of infectious diseases in resource-limited settings. Yet most modern diagnostic tools require stable electricity and are not portable.
Cesarman, Ethel   +8 more
core   +1 more source

Generative Adversarial Estimation of Channel Covariance in Vehicular Millimeter Wave Systems

open access: yes, 2018
Enabling highly-mobile millimeter wave (mmWave) systems is challenging because of the huge training overhead associated with acquiring the channel knowledge or designing the narrow beams.
Alkhateeb, Ahmed   +2 more
core   +1 more source

The degree of commutativity and lamplighter groups

open access: yes, 2018
The degree of commutativity of a group $G$ measures the probability of choosing two elements in $G$ which commute. There are many results studying this for finite groups. In [AMV17], this was generalised to infinite groups.
Cox, Charles Garnet
core   +1 more source

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