Results 11 to 20 of about 145,420 (260)

Mobiles phones and health [PDF]

open access: yesScandinavian Journal of Public Health, 2008
Mobile phones came on the market in the 1980s and people in the Nordic countries were among the first to use the technology. We are now among the most frequent mobile phone users in the world. Mobile phone technology has changed from analogue to digital signals, and signal frequencies have changed from 450 to 2200 MHz.
openaire   +2 more sources

STUDI GAYA BERAT RELATIF DI SEMARANG

open access: yesJurnal Pendidikan Fisika Indonesia, 2012
Gaya berat relatif adalah gaya berat yang diperoleh dari hasil pengukuran gaya berat di suatu tempat. Untuk memperoleh nilaigayaberat absolut dilakukan pengukuran gayaberat yang diikatkan dengan sistem yang sudah ada yang dikenal sebagai SistemPostdam ...
- Supriyadi
doaj   +1 more source

PENGEMBANGAN CONCEPT-MAPPING ASSESSMENT UNTUK MENGUKUR KEMAMPUAN MAHASISWA MENGKONSTRUK KONSEP ELEKTRONIKA

open access: yesJurnal Pendidikan Fisika Indonesia, 2012
Penelitian ini bertujuan mengembangkan model concept-mapping assessment (CMA) untuk mengukur kemampuan mahasiswadalam mengkonstruk konsep elektronika, beserta fitur pendukungnya.
Ani Rusilowati, Ahmad Sopyan
doaj   +1 more source

Mobile Phone Dependence among Undergraduate Students of a Medical College of Eastern Nepal: A Descriptive Cross-sectional Study

open access: yesJournal of Nepal Medical Association, 2020
Introduction: Mobile phones are becoming increasingly indispensable in daily life of the students which has resulted in mobile phone dependence. The objective of the study was to find the prevalence of mobile phone dependence among undergraduate students
Kriti Thapa   +4 more
doaj   +1 more source

The impact of mobile phone use on where we look and how we walk when negotiating floor based obstacles. [PDF]

open access: yesPLoS ONE, 2017
Pedestrians regularly engage with their mobile phone whilst walking. The current study investigated how mobile phone use affects where people look (visual search behaviour) and how they negotiate a floor based hazard placed along the walking path. Whilst
Matthew A Timmis   +5 more
doaj   +1 more source

Self-Control, Parental Monitoring, and Adolescent Problematic Mobile Phone Use: Testing the Interactive Effect and Its Gender Differences

open access: yesFrontiers in Psychology, 2022
Previous studies have revealed that self-control was one of the critical factors of adolescent problematic mobile phone use. Few studies, however, have explored the interaction of internal control force (i.e., self-control) and external control force ...
Yu-ting Hu, Qing Wang
doaj   +1 more source

PENINGKATAN HASIL BELAJAR ELEKTRONIKA DASAR II MELALUI PENERAPAN MODEL PEMBELAJARAN PROBLEM SOLVING LABORATORY

open access: yesJurnal Pendidikan Fisika Indonesia, 2012
Penelitian ini bertujuan untuk mengetahui peningkatan hasil belajar siswa SMP dengan pendekatan keterampilan proses pada pokok bahasan suhu dan pemuaian. Penelitian dilaksanakan dengan metode pre-post eksperimen tanpa kendali.
- Sujarwata
doaj   +1 more source

Exploring the mobility of mobile phone users [PDF]

open access: yesPhysica A: Statistical Mechanics and its Applications, 2013
16 pages, 12 ...
Csáji, Balázs Csanád   +7 more
openaire   +2 more sources

OPTIMIZATION AND CHARACTERIZATION OF ELECTRON BEAM RESIST USING ATOMIC FORCE MICROSCOPY

open access: yesJurnal Pendidikan Fisika Indonesia, 2012
Resis negatif ma-N 2403 dan 495 K PMMA memiliki resolusi yang baik untuk aplikasi litografi berkas elektron (EBL). Ketebalanresist optimal memainkan peran penting dalam paparan berkas elektron.
- Sutikno
doaj   +1 more source

Parenting and mobile phone addiction tendency of Chinese adolescents: The roles of self-control and future time perspective

open access: yesFrontiers in Psychology, 2022
Previous studies examined the impact of parenting on adolescents' mobile phone addiction tendencies. However, relatively few studies examined the potential mechanism underlying such a relationship.
Yuan Peng   +3 more
doaj   +1 more source

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