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SINTESIS NANOPARTIKEL PERAK MENGGUNAKAN REDUKTOR ASAM ASKORBAT Yusniar Yusniar; Noor Hindryawati; Ritbey Ruga
PROSIDING SEMINAR KIMIA 2021: SEMINAR NASIONAL KIMIA 2021
Publisher : PROSIDING SEMINAR KIMIA

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Abstract

Sintesis nanopartikel perak menggunakan reduktor asam askorbat telah dilakukan. Tujuan penelitian ini adalah untuk untuk mengetahui proses sintesis nanopartikel perak dan mengetahui kestabilan nanopartikel perak berdasarkan variasi konsentrasi AgNO3 dengan menggunakan reduktor asam askorbat. Pada sintesis ini dilakukan dengan menggunakan variasi konsentrasi AgNO3 dan variasi reduktor asam askorbat. Karakterisasi yang digunakan dalam penelitian ini adalah Spektrofotometer UV-Vis. Hasil Spektrofotometer UV-Vis menunjukan konsentrasi AgNO3 4×10-4 M dengan asam askorbat 1×10-3 M lebih stabil dibandingkan dengan konsentrasi AgNO3 yang lain. Kata kunci: Nanopartikel perak, asam askorbat dan Spektrofotometer UV-Vis.
DETERMINAN HARGA SAHAM PADA BURSA EFEK INDONESIA (Periode 2014-2019) A Rahmawati; Dorawati Ishak; Yusniar Yusniar
SEIKO : Journal of Management & Business Vol 2, No 2 (2019): January-Juny
Publisher : Program Pascasarjana STIE Amkop Makassar

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.37531/sejaman.v2i2.659

Abstract

Penelitian ini bertujuan untuk mengetahui Determinan Harga saham pada PT. Bisi International, Tbk. Jenis data yang digunakan adalah data kualitatif dan data kuantitatif. Sumber data yang digunakan adalah data sekunder. Metode analisis yang digunakan adalah deskriptif kuantitatif dan statistik dengan regresi linear berganda. Dari hasil penelitian yang dilakukan maka memperoleh hasil persamaan untuk Earning Per Share (EPS), Debt To Equity Ratio (DER) dan Return On Equity (ROE)terhadap harga saham, hasil persamaan regresi linear berganda memperoleh nilai Y = 930.590 +13,913X1 – 48,468X2 – 1,879X3 koefisien determinasi r2= 0,877, koefisien korelasi r= 0,937, uji f-hitung= 4,756 < f-tabel 9,55 disimpulkan bahwa secara simultan tidak signifikan terhadap harga saham PT. Bisi International, Tbk. Uji t-hitung b1 = 1,736 < t-tabel 3,182, uji t-hitung b2 = -1,701 < t-tabel 3,182 dan uji t-hitung b3 = -0,31 < t-tabel 3,182 ketiganya secara parsial tidak signifikan antara Earning Per Share (EPS) Debt To Equity Ratio (DER), Return On Equity (ROE) terhadap harga saham pada PT. Bisi International, Tbk Kata kunci : Earning per share (EPS), debt to equity ratio (DER), harga saham.
ANALISIS STRATEGI MARKETING PT. HNI-HPAI TERHADAP TINGKAT INCOME AGENCY PRODUK SYARIAH DI PT. HERBA PENAWAR ALWAHIDAH INDONESIA Yusniar Yusniar; Rahmat Mansur
Jurnal Ekonomi Bisnis Syariah Vol 3 No 2 (2020): Jurnal Ekonomi Bisnis Syariah
Publisher : IAI Al-Mawaddah Warrahmah Kolaka

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Abstract

Herba Penawar Al Wahidah Indonesia is one of the companies engaged in the medical business. In running his business, he uses a direct selling system in the form of a Multi Level Marketing format. Multi Level Marketing is tiered marketing through a distribution network built by promising consumers (customers) as well as marketing personnel. The agency of this company has been active in recent years and provides increased income to all sales agents. He is interested in seeing and researching the marketing strategy management carried out by the company in increasing its income. A qualitative approach with a descriptive form was chosen to describe the general reality of HPAI's business movements and specifically describe marketing patterns in increasing the company's revenue figures. Data collection is carried out in three forms, namely; observations, interviews, and documentation. The HNI-HPAI marketing system is different from other Multi Level Marketing marketing systems. In HNI-HPAI, a consumer or agency is not required to make product purchases to the upline. There are 4 strategies that are carried out first, there is a pull strategy (pull), the second is strength as a bearer of the push strategy (pusher), the third is the pass strategy (pass), and the fourth is Home Sharing that public relations influence public opinion
Pengaruh Kepemimpinan, Motivasi, Kemampuan Dan Iklim Kerja Terhadap Kinerja Pegawai Yayasan Pendidikan Mawaridussalam Yusniar Yusniar
JURNAL AGRICA Vol 7, No 1 (2014): JURNAL AGRICA
Publisher : Universitas Medan Area

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.31289/agrica.v7i1.1354

Abstract

The aim of this study was to determine the effect of leadership, motivation, ability and work climate on employee performance. This research was conducted at the Education Foundation of Mawaridussalam. The population is all employees of the production department of 40 employees. Overall population used as a sample. The variables in this study consists of a free variable (X) is composed of: leadership (X1), motivation (X2), ability (X3) and Work Climate (X4). The dependent variable (Y) is the employee's performance (Y). The analysis used in this study is multiple regression analysis. The results showed that simultaneous independent variables consisting of leadership, motivation, ability and work climate has a significant effect on the dependent variable employee performance. Evidently the Sig F <of α, and of the value of the correlation coefficient indicates a strong correlation between the dependent and independent variables. Partially independent variables of leadership, motivation, ability and climate significant effect on the dependent variable performance of each employee with the Sig t <α. The independent variables that have a dominant influence on the performance of an employee is working climate. Keywords: leadership, motivation, ability, organizational climate and performance
Penerapan Model Quantum Teaching dalam Pembelajaran Menulis Karangan Narasi Nurlaili; Nurmina Nurmina; Yusniar Yusniar
Aliterasi: Jurnal Pendidikan, Bahasa, dan sastra Indonesia Vol. 3 No. 1 (2022): Vol. 3 No. 1 (2022): September | Jurnal Pendidikan, Bahasa dan Sastra |
Publisher : Publisher: Program Studi Pendidikan Bahasa Indonesia, Fakultas Keguruan dan Ilmu Pendidikan (FKIP), Universitas Almuslim

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Abstract

Penelitian ini dilakukan didasarkan pada kondisi siswa kelas V SD Negeri 10 Jangka, yaitu masih banyak siswa yang mendapatkan hasil belajar menulis karangan narasi belum mencapai KKM. Penelitian ini bertujuan mengetahui dan mendeskripsikan peningkatan kemampuan siswa kelas V SD Negeri 10 Jangka dalam menulis karangan narasi menggunakan model pembelajaran Quantum Teaching, selain itu juga mendeskripsikan aktivitas guru, aktivitas siswa dan respon siswa dalam pembelajaran menggunakan model Quantum Teaching pada siswa kelas V SD Negeri 10 Jangka. Pendekatan penelitian ini adalah kualitatif tipe deskriptif. Adapun jenis penelitianhya adalah penelitian tindakan kelas (PTK). Data penelitian ini adalah hasil tes awal, tes akhir setiap siklus. hasil observasi yang dilakukan oleh pengamat dan hasil wawancara bersama siswa. Data dikumpulkan melalui tes, observasi, dan wawancara. Hasil penelitian memperlihatkan pada siklus I persentase ketuntasan belajar mencapai 45% kemudian meningkat menjadi 90% pada siklus II. Hasil observasi siklus I terhadap aktivitas guru didapatkan persentase 79,4% dan meningkat menjadi 94%. Hasil observasi aktivitas siswa pada siklus I mencapai 79,4% dan meningkat menjadi 94,4% pada siklus II. Hasil respon siswa juga menunjukkan bahwa pembelajaran dnegan model pembelajaran quantum teaching sangat disenangi oleh anak-anak. Oleh karena itu, dapat dikatakan bahwa penggunaan model Quantum Teaching dapat meningkatkan kemampuan siswa dan motivasi dalam menulis karangan narasi di kelas V SD Negeri 10 Jangka. Kata kunci: menulis, karangan, narasi, quantum teaching Abstract This research was conducted based on the condition of the class V students at SD Negeri 10 Jangka. That is, there were still many students who learned to write narrative essays but had not yet reached the KKM. This study aims to determine and describe the increase in the ability of class V students at SD Negeri 10 Jangka in writing narrative essays using the quantum teaching learning model, in addition to describing teacher activities, student activities and student responses in learning using the quantum teaching model for class V students at SD Negeri 10 Jangka. This research approach is qualitative descriptive type. The type of research is classroom action research. The data of this study are the results of the initial test, the final test of each cycle, the results of observations made by observers and the results of interviews with student. Data was collected through tests, observations, and interviews. The results showed that in the first cycle the percentage of learning completeness reached 45% and then increased to 90% in the second cycle. The results of the firts cycle of observations on teacher activity obtained a percentage of 79,4% and increased to 94%. The results of observations of student activity in the first cycle reached 79,4% and increased to 94,4% in the second cycle. The results of student responses also show that learning with the quantum teaching learning model is very liked by children. Therefore, it can be said that the use of the quantum teaching model can improve students’ abilities and motivation in writing narrative essays in class V SD Negeri 10 Jangka. Keywords: writing, essay, narrative, quantum teaching