المؤلفون: Pakzad, H. R.

المصدر: Journal of the Earth & Space Physics / Fīzīk-i Zamīn va Faz̤ā; Autumn2023, Vol. 49 Issue 3, p699-706, 8p

مصطلحات موضوعية: QUANTUM plasmas, MAGNETIC fields, PLASMA waves, GEOMAGNETISM, ACOUSTIC wave propagation, ION acoustic waves, MAGNETIC field effects, MAGNETIC flux density

المؤلفون: Khalid Abdul-Kareem Hadi, Marwa D. Abdulkareem

المصدر: Baghdad Science Journal, Vol 17, Iss 3(Suppl.) (2020)

مصطلحات موضوعية: Ionospheric Parameters, Lowest Usable Frequency (LUF), Maximum Usable Frequency (MUF), Optimum Working Frequency (OWF), Radio Wave Propagation., Science

وصف الملف: electronic resource

العلاقة: http://bsj.uobaghdad.edu.iq/index.php/BSJ/article/view/4247Test; https://doaj.org/toc/2078-8665Test; https://doaj.org/toc/2411-7986Test

الوصول الحر: https://doaj.org/article/565a84d6af7c44f2b68950c835ad8cc0Test

المؤلفون: Bascom, Willard

مصطلحات موضوعية: Underwater archaeology, Archaeological objects, Sound wave propagation, Deep sea diving

وصف الملف: Electronic; Paper; online resource

العلاقة: The UNESCO Courier: a window open on the world, XXV, 5; https://unesdoc.unesco.org/ark:/48223/pf0000078276Test; https://unesdoc.unesco.org/ark:/48223/pf0000052093Test

الإتاحة: https://unesdoc.unesco.org/ark:/48223/pf0000052093Test

المؤلفون: Jenny, Hans

مصطلحات موضوعية: Acoustics, Sound wave propagation, Sound recordings, Image formation, Creativity, Music, Avant-garde art

وصف الملف: Electronic; Paper; online resource

العلاقة: The UNESCO Courier: a window open on the world, XXII, 12; https://unesdoc.unesco.org/ark:/48223/pf0000078290Test; https://unesdoc.unesco.org/ark:/48223/pf0000058744Test

الإتاحة: https://unesdoc.unesco.org/ark:/48223/pf0000058744Test

مصطلحات موضوعية: Noise pollution, Human environment, Noise control, Sound wave propagation

وصف الملف: Electronic; Paper; online resource

العلاقة: The UNESCO Courier: a window open on the world, XX, 7; https://unesdoc.unesco.org/ark:/48223/pf0000078367Test; https://unesdoc.unesco.org/ark:/48223/pf0000012619Test

الإتاحة: https://unesdoc.unesco.org/ark:/48223/pf0000012619Test

المؤلفون: Beranek, Leo L.

مصطلحات موضوعية: Noise control, Aircraft, Air traffic, Road transport, Urban environment, Sound wave propagation, Airports

وصف الملف: Electronic; Paper; online resource

العلاقة: The UNESCO Courier: a window open on the world, XX, 7; https://unesdoc.unesco.org/ark:/48223/pf0000078367Test; https://unesdoc.unesco.org/ark:/48223/pf0000009901Test

الإتاحة: https://unesdoc.unesco.org/ark:/48223/pf0000009901Test