Lazuardi Umar
Lazuardi Umar
Department of Physics, University of Riau
Verified email at unri.ac.id
TitleCited byYear
Self-calibrated PTC air flow sensor
M Horn, H Ruser, L Umar
SENSORS, 2002 IEEE 2, 1771-1774, 2002
122002
Application of algae-biosensor for environmental monitoring
L Umar, FA Alexander, J Wiest
2015 37th Annual International Conference of the IEEE Engineering in …, 2015
72015
Self-controlled PTC sensor for reliable overfill protection of liquids
M Horn, L Umar, H Ruser
IMTC/2002. Proceedings of the 19th IEEE Instrumentation and Measurement …, 2002
62002
TA: Rancang Bangun Aplikasi Pembelajaran Sandi Pramuka pada Siswa Tingkat Sekolah Dasar Berbasis Android
H Hidayatullah
Stikom Surabaya, 2013
52013
AN ARDUINO UNO BASED BIOSENSOR FOR WATER POLLUTION MONITORING USING IMMOBILISED ALGAE CHLORELLA VULGARIS.
L Umar, RN Setiadi, Y Hamzah, TM Linda
International Journal on Smart Sensing & Intelligent Systems 10 (4), 2017
32017
Sensorsystem zur Messung der Luftgeschwindigkeit mit automatischer Selbstüberwachung und Selbstkalibrierung
M Horn, L Umar
Proceeding of ITG/GMA Fachtagung Sensoren und Meßsysteme 2002, 2002
22002
Biosensor signal improvement using current mirror topology for dissolved oxygen measurement
L Umar, Y Hamzah, RN Setiadi
Measurement Science and Technology 30 (6), 065102, 2019
12019
Biosensor based on biochip-G for dissolved oxygen detection from photosynthesis process of green algae chlorella vulgaris
L Umar, RN Setiadi, Y Hamzah, TM Linda
2017 International Conference on Smart Cities, Automation & Intelligent …, 2017
12017
Pengembangan Sensor Kapasitif Pelat Silinder Untuk Mengukur Tingkat Kelembaban Gabah Padi
L Umar
Jurnal Material dan Energi Indonesia 7 (01), 2017
12017
Preparation of creating active carbon from cigarette filter waste using microwave-induced KOH activation
Y Hamzah, L Umar
Journal of Physics: Conference Series 853 (1), 012027, 2017
12017
Efisiensi Teknis USAhatani Kedelai pada Lahan Tadah Hujan dan Lahan Kering di Kabupaten Pidie Jaya, Aceh
M Ismail, A Fariyanti, A Rifin
Forum Agribisnis 7 (1), 21-34, 2017
12017
Efisiensi Teknis USAhatani Kedelai pada Lahan Tadah Hujan dan Lahan Kering di Kabupaten Pidie Jaya, Aceh
M Ismail, A Fariyanti, A Rifin
Forum Agribisnis 7 (1), 21-34, 2017
12017
New Approach for Airflow Measurement Using Thermal Resistance Simulation
L Umar
KnE Engineering, 2016
12016
Smart level sensor based on thermal resistance measurement with self calibration
L Umar
2010 International Conference on Autonomous and Intelligent Systems, AIS …, 2010
12010
Karakterisasi Dan Simulasi Dioda Pn Mempergunakan Alat Uji Otomatis Berbasis Mikrokontroler Atmega8a
DP Oktavia, Y Hamzah, NS Rahmondia, L Umar
J. Komun. Fis. Indones. Jur. Fiska FMIPA Univ. Riau Pekanbaru. Ed. April …, 0
1
MULTI-CHANNEL FRY COUNTER DESIGN USING OPTOCOUPLER SENSOR
L Umar, Y Hamzah, RN Setiadi
Spektra: Jurnal Fisika dan Aplikasinya 4 (2), 97-104, 2019
2019
FRUIT SWEETNESS CHARACTERIZATION USING IMPEDANCE SPECTROSCOPY METHOD
RN Setiadi, L Umar
Spektra: Jurnal Fisika dan Aplikasinya 4 (2), 81-88, 2019
2019
BIOSENSOR SYSTEM DESIGN FOR DISSOLVED OXYGEN MEASUREMENT USING CURRENT MIRROR CIRCUIT
L Umar, RN Setiadi, TM Linda
Spektra: Jurnal Fisika dan Aplikasinya 4 (2), 89-96, 2019
2019
Design of Pulse Oximetry Based on Photoplethysmography and Beat Rate Signal Using DS-100 Probe Sensor for SpO2 Measurement
L Umar, I Firmansyah, RN Setiadi
2018 3rd International Seminar on Sensors, Instrumentation, Measurement and …, 2018
2018
Determination of Restitution Coefficients for Collision Using 3-Points Moveable Sensor Configuration
RN Setiadi, L Umar
2018 3rd International Seminar on Sensors, Instrumentation, Measurement and …, 2018
2018
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Articles 1–20