Results 61 to 70 of about 981 (181)

The Astrophysics of Ultrahigh Energy Cosmic Rays

open access: yes, 2011
The origin of the highest energy cosmic rays is still unknown. The discovery of their sources will reveal the workings of the most energetic astrophysical accelerators in the universe.
Ahn HS   +5 more
core   +1 more source

Littoral Current and Sand Drift around the Delta Type Reef Suitable for Surf-riding

open access: yesPROCEEDINGS OF CIVIL ENGINEERING IN THE OCEAN, 1993
The triangular sand bar which often exists around the river mouth has the suitable topography for surf-riding. The delta type artificial reef which imitated this triangular sand bar was newly designed for the shore protection structure. In an experimental wave basin, the characteristics of the wave breaking, the wave runup, the littoral current and the
S. Nakano   +3 more
openaire   +2 more sources

Different Islands, Different Experiences: American Travel Accounts of Samoa and Hawai'i, 1890-1910 [PDF]

open access: yes, 2007
No artist can paint such a landscape;…. I have never seen so splendid a combination of beauty and grandeur as sunrise in Samoa. The Earthly Paradise! Don\u27t you want to go to it? Why, of course.
Ahmad, Diana L.
core  

Analysis of Surf-Riding/Broaching of Fishing Boats Under Irregular Waves

open access: yes
Under regular waves, as the wave parameters change, the likelihood of capsizing decreases, and the number of normal sailing times of the ship significantly increases. In order to ensure that the test results meet the requirements of statistical reference, the capsizing model test under irregular waves will be repeated many times to increase the ...
Dai, Jun, Chen, Siyuan, Zhang, Baoji
openaire   +1 more source

Sports Injuries While Wingfoiling. [PDF]

open access: yesOpen Access J Sports Med, 2023
Gangl T, Balke M, Ayhan G, Thuenemann K.
europepmc   +1 more source

A Case of Primary Amebic Meningoencephalitis Associated with Surfing at an Artificial Surf Venue: Environmental Investigation. [PDF]

open access: yesACS ES T Water, 2023
Miko S   +14 more
europepmc   +1 more source

Social transformations of rural communities through ecotourism : a systematic review / Velan Kunjuraman and Rosazman Hussin [PDF]

open access: yes, 2017
This review paper observes the gap in the tourism literature, specifically on issues regarding communities’ qualities of life through eco(tourism) activities in both developed and developing countries.
Kunjuraman, Velan
core  

Evaluation of IMO's "second generation" intact stability criteria [PDF]

open access: yes, 2015
Chouliaras, Sotirios   +1 more
core   +1 more source

R&D activities and technical information flow in Japanese electronic corporations [PDF]

open access: yes
The paper analyzes R&D-activities of Japanese electronic corporations in the context of the firm’s performance for the period 1986 to 1996. Compared to the R&Dexpenditures- to-sales ratio the profit-on-sales ratio is remarkably low for the whole industry.
Görtzen, Ulrike
core  

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