?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adc&rft.title=STUDI+AWAL+ANALISATOR+PERUBAHAN+SIFAT+ELEKTRIK%0D%0AMATERI+CAIR+YANG+BERINTERAKSI+DENGAN+CAHAYA%0D%0A%0D%0AUNTUK+APLIKASI+SPEKTROMETRI&rft.creator=Angga+Wahyu+Pratama%2C+1417041011&rft.subject=500+ilmu+pengetahuan+alam+dan+matematika&rft.subject=530+Fisika&rft.description=Telah+dilakukan+penelitian+studi+awal+realisasi+analisator+perubahan+sifat+elektrik%0D%0Amateri+cair+yang+berinteraksi+dengan+cahaya+untuk+aplikasi+spektrometri.%0D%0APenelitian+ini+bertujuan+untuk+mengembangkan+metode+spektrometri+berdasarkan%0D%0Aperubahan+hambatan+pada+sampel+ketika+disinari+laser.+Larutan+metilen+biru%0D%0Adigunakan+sebagai+sampel+yang+disinari+laser+dengan+panjang+gelombang+650+nm.%0D%0ASinar+laser+menyebabkan+perubahan+hambatan+larutan+metilen+biru+yang+akan%0D%0Adideteksi+oleh+Arduino+Nano+dan+dikonversi+menjadi+besaran+konsentrasi.%0D%0APersamaan+konversi+perubahan+hambatan+(y)+menjadi+konsentrasi+(x)+diperoleh%0D%0Adari+hasil+pengukuran+perubahan+hambatan+larutan+metilen+biru+pada+konsentrasi%0D%0A100+ppm%2C+200+ppm%2C+400+ppm%2C+600+ppm%2C+800+ppm%2C+dan+1000+ppm.+Persamaan%0D%0Atersebut+diperoleh+berdasarkan+pendekatan+regresi+eksponensial+dengan+nilai+error%0D%0Asebesar+15%2C70+%25.+Pengujian+analisator+dilakukan+dengan+mengukur+konsentrasi%0D%0Alarutan+metilen+biru+yang+diketahui+konsentrasinya+sebesar+500+ppm%2C+600+ppm%2C%0D%0Adan+700+ppm.+Hasil+pengujian+menunjukkan+nilai+error+sebesar+9%2C83+%25.%0D%0AKata+Kunci%3A+Spektrometri%2C+sifat+elektrik%2C+metilen+biru%2C+laser%2C+Arduino+Nano.%0D%0AAn+initial+study+research+has+been+carried+out+on+the+realization+of+electrical%0D%0Aproperties+analyzer+of+liquids+that+interact+with+light+to+be+applied+as%0D%0Aspectrometry.+This+study+aims+to+develop+a+spectrometry+method+based+on%0D%0Achanges+in+electrical+resistance+in+liquids+when+interacting+with+laser.+Methylene%0D%0Ablue+solution+was+used+as+a+sample+that+illuminated+by+a+laser+with+650+nm%0D%0Awavelength.+The+laser+beam+causes+a+change+in+electrical+resistance+in+the%0D%0Amethylene+blue+solution+detected+by+Arduino+Nano+and+converted+to+a%0D%0Aconcentration+quantity.+The+conversion+equation+for+changes+in+electrical%0D%0Aresistance+to+concentration+was+obtained+from+the+measurement+of+the+change+in%0D%0Aelectrical+resistance+of+methylene+blue+solutions+at+concentration+of+100+ppm%2C+200%0D%0Appm%2C+400+ppm%2C+600+ppm%2C+800+ppm%2C+1000+ppm.+The+equation+was+obtained+based%0D%0Aon+the+exponential+regression+approach+with+error+value+of+15%2C70+%25.+The+analyzer%0D%0Atest+was+carried+out+by+measuring+the+concentration+of+methylene+blur+solution+at%0D%0Aa+concentration+of+500+ppm%2C+600+ppm%2C+and+700+ppm.+The+test+results+show+an%0D%0Aerror+value+of+9%2C83+%25.%0D%0AKeyword%3A+Spectrometry%2C+electrical+properties%2C+methylene+blue%2C+laser%2C+Arduino%0D%0ANano.&rft.publisher=FAKULTAS+MATEMATIKA+DAN+ILMU+PENGETAHUAN+ALAM&rft.date=2019&rft.type=Skripsi&rft.type=NonPeerReviewed&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F57554%2F1%2FABSTRAK.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F57554%2F2%2FSKRIPSI%2520FULL.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F57554%2F3%2FSKRIPSI%2520TANPA%2520BAB%2520PEMBAHASAN.pdf&rft.identifier=++Angga+Wahyu+Pratama%2C+1417041011++(2019)+STUDI+AWAL+ANALISATOR+PERUBAHAN+SIFAT+ELEKTRIK+MATERI+CAIR+YANG+BERINTERAKSI+DENGAN+CAHAYA+UNTUK+APLIKASI+SPEKTROMETRI.++FAKULTAS+MATEMATIKA+DAN+ILMU+PENGETAHUAN+ALAM%2C+UNIVERSITAS+LAMPUNG.+++++&rft.relation=http%3A%2F%2Fdigilib.unila.ac.id%2F57554%2F