Results 111 to 120 of about 1,202,132 (306)

Handbook of Establishing and Maintaining Oxygen‐Free Atmospheres

open access: yesAdvanced Engineering Materials, EarlyView.
This study presents a practical framework for creating oxygen‐free atmospheres at ambient pressure using silane‐doped inert gases. The results show that ultra‐low oxygen levels and strongly reduced water content can be achieved through controlled silane dosing, drying systems, and sensor monitoring.
Sascha Jan Zimmermann   +3 more
wiley   +1 more source

PENINGKATAN KETERAMPILAN PROSES SAINS DENGAN MENERAPKAN MODEL PROBLEM BASED-INSTRUCTION

open access: yesJurnal Pendidikan Fisika Indonesia, 2012
Dalam penelitian ini dikaji efektivitas penerapan model problem based-instruction untuk menumbuhkan keterampilan prosessains. Penelitian didisain dalam bentuk tindakan kelas dengan mengambil pokok bahasan fluida dan dilaksanakan dalam tigasiklus.
A. Rusmiyati, A. Yulianto
doaj   +1 more source

IMPLEMENTASI MODEL PEMBELAJARAN PROBLEM BASED INSTRUCTION MELALUI METODE DISKUSI DAN TEKNIK TWO STAY TWO STRAY TERHADAP KEMAMPUAN BERFIKIR KRITIS SISWA (Studi kuasi eksperimen pada mata pelajaran Pengantar Ekonomi dan Bisnis pokok bahasan Menganalisis kelangkaan (hubungan antara sumber daya dengan kebutuhan manusia) dan strategi untuk mengatasi kelangkaan sumber daya di kelas X Pemasaran SMK Pasundan 1 Bandung) [PDF]

open access: yes, 2017
Penelitian ini berjudul implementasi model pembelajaran PBI melalui metode diskusi dan teknik two stay two stray terhadap berpikir kritis siswa pada mata pelajaran pengantar ekonomi dan bisnis dengan sub tema kelangkaan dan kebutuhan di kelas X ...
SITI MASITOH, 135020103
core  

Fostering Innovation: Streamlining Magnetocaloric Materials Research by Digitalization

open access: yesAdvanced Engineering Materials, EarlyView.
Magnetocaloric cooling (MCE) is an environmentally friendly refrigeration method with great potential. Optimizing MCE materials involves the preparation and screening of large quantities of samples, which in turn generates a large amount of data. A digitalization approach is presented that uses ontologies, knowledge graphs, and digital workflows to ...
Simon Bekemeier   +17 more
wiley   +1 more source

Implementasi Pembelajaran Matematika dengan Model Problem Based Instruction Berbasis Tutor Teman Sebaya pada Pokok Bahasan Bangun Ruang Sisi Datar Limas dan Prisma Tegak Ditinjau dari Kemampuan Awal Siswa (Pada Siswa Kelas VIII SMP Muhammadiyah 4 Sambi Tahun Ajaran 2012/2013) [PDF]

open access: yes, 2013
Tujuan penelitian adalah untuk menganalisis dan menguji : (1) pengaruh penggunaan model pembelajaran Problem Based Instruction Berbasis Tutor Teman Sebaya terhadap prestasi belajar matematka, (2) pengaruh kemampuan awal siswa terhadap prestasi belajar ...
, Dra. Nining Setyaningsih, M.Si   +1 more
core  

A Lightweight Procedural Layer for Hybrid Experimental–Computational Workflows in Materials Science

open access: yesAdvanced Engineering Materials, EarlyView.
We unveil a prototype hybrid‐workflow framework that fuses automatedcomputation with hands‐on experiments. Built atop pyiron, a lightweight, parameterized layer translates procedure descriptions into executable manual steps, syncing instrument settings, human interventions, and data capture in real‐time today.
Steffen Brinckmann   +8 more
wiley   +1 more source

PENGARUH PENGGUNAAN METODE PEMBELAJARAN PBI (PROBLEM BASED INSTRUCTION) DAN MAKE-A MATCH TERHADAP HASIL BELAJAR IPA POKOK BAHASAN REPRODUKSI MANUSIA SISWA KELAS XI TPHP (TEKNOLOGI PENGOLAHAN HASIL PERTANIAN ) 1 DAN TPHP (TEKNOLOGI PENGOLAHAN HASIL PERTANIAN) 2 SMK N 1 MOJOSONGO BOYOLALI TAHUN AJARAN 2010 / 2011 [PDF]

open access: yes, 2011
Tujuan penelitian ini adalah untuk mengetahui apakah ada perbedaan hasil belajar siswa yang diajar dengan metode pembelajaran PBI (Problem Based Instruction) dan Make-a Match pada pokok bahasan Reproduksi Manusia.
MARYANTO , MARYANTO
core  

Optimization of the Production of Rubber Compounds Using Mathematical Models

open access: yesAdvanced Engineering Materials, EarlyView.
Rubber compounds were mixed in a batch internal mixer, and symbolic regression was used to derive mathematical models linking recipe and process parameters to ram path, torque, and mixing quality (incorporation, dispersion, distribution). Subsequent optimization with evolutionary algorithms identified operating conditions that reduce specific energy ...
Anke Bardehle   +7 more
wiley   +1 more source

Tutoring electronic troubleshooting in a simulated maintenance work environment [PDF]

open access: yes
A series of intelligent tutoring systems, or intelligent maintenance simulators, is being developed based on expert and novice problem solving data. A graded series of authentic troubleshooting problems provides the curriculum, and adaptive instructional
Gott, Sherrie P.
core   +1 more source

THE IMPLEMENTATION OF MEAs INSTRUCTION TO STUDENTS’ MATHEMATICS PROBLEM SOLVING AND CONNECTING ABILITY [PDF]

open access: yes, 2014
This study is a part of research report entitled “Developing Senior High Students’ Mathematic Power and Emotional Intelligence and Their Retention by MEAs Instruction”.
Wahyu, Hidayat
core  

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