Judul: The Effectiveness Digital Marketing Communication on Processed Agricultural Produk "Ocan Snack and Keripik" in Covid-19 Pandemic
Abstrak: Pandemi Covid-19 yang terjadi pada saat ini telah banyak membatasi mobilitas masyarakat. Hal ini mengakibatkan adanya pemberlakuan Pembatasan Sosial Berskala Besar (PSBB) dan Pemberlakukan pembatasan kegiatan masyarakat (PPKM) di Indonesia yang menimbulkan dampak pada menurunnya aktivitas masyarakat di luar rumah khususnya dalam membeli suatu produk. Berdasarkan hal ini komunikasi pemasaran digital perlu dilakukan agar produk olahan pertanian tetap menjadi suatu usaha pengembangan ekonomi kreatif masyarakat di masa pandemi. Penelitian ini bertujuan untuk menganalisis hubungan karakteristik konsumen, perilaku penggunaan internet dan komunikasi pemasaran digital dengan efektivitas komunikasi pemasaran digital pada produk olahan pertanian. Penelitian yang melibatkan “Ocan Snack dan Keripik” ini dilakukan dengan metode kuantitatif yang didukung data kualitatif dengan metode survei dan didukung oleh metode kualitatif dengan wawancara mendalam dan studi literatur. Hasil penelitian menunjukkan bahwa komunkasi pemasaran digital yang dilakukan oleh pelaku usaha memiliki hubungan dengan efektivitas komunikasi pemasaran digital. Tahap perubahan perilaku yang dilihat berdasarkan ragam media, frekuensi penyampaian pesan dan karakteristik pesan pada konsumen penelitian ini paling tinggi terjadi pada aspek kognitif., The Effectiveness of Digital Marketing Communication on Processed Agricultural Products ”Ocan Snack and Keripik” during Covid-19 Pandemic. Supervised by AMIRUDDIN SALEH The current Covid-19 pandemic has severely limited people's mobility. This resulted in the implementation of the large-scale social restriction in indonesia. This policy directly contributed to decrease in community activities such as buying an processed agricultural products which is one of the driving sector of the country’s economy. Therefore, digital marketing communication needs to be done so that agricultural processed products remain an effort to develop the creative economy of the community during pandemic. The purpose of this research is to analyze the correlation between consumer characteristic, internet usage behaviour, and digital marketing communication with the effectiveness of digital marketing communication on a product. The research which involved “Ocan Snack dan Keripik” was conducted using quantitative methods supported by qualitative data with survey methods and supported by qualitative methods with in-depth interviews and literature studies. The results showed that digital marketing communications have a relationship with the effectiveness of digital marketing communications. The highest stage of consumer behavior change of this research is on cognitive aspect.
Keyword: Covid-19 Pandemic, Digital Marketing Communication, Internet Usage Behaviour, Processed Agricultural Product, Covid-19 pandemic, digital marketing communication, internet usage behaviour, processed agriculture product

Judul: Identification of Changes in Food Consumer Behavior during the Covid-19 Pandemic in Jabodetabek
Abstrak: Adanya pandemi Covid-19, kemungkinan dapat mengakibatkan perubahan pola perilaku konsumen pangan. Penelitian ini bertujuan untuk mengetahui produk pangan yang dibeli selama pandemi Covid-19, mengidentifikasi cara pembelian produk pangan dan tempat pembeliannya, mengidentifikasi faktor yang memengaruhi konsumen dalam membeli produk pangan, serta membandingkan perilaku konsumen sebelum dan selama pandemi Covid-19 di wilayah Jabodetabek. Metode yang digunakan yaitu survei online dengan teknik purposive sampling. Data dianalisis menggunakan analisis deskriptif dan analisis korelasi. Hasil survei menunjukkan bahwa terdapat produk yang mengalami peningkatan pembelian yaitu sayur dan buah segar, telur, mi instan, air mineral, minuman herbal, serta jus buah. Produk yang mengalami penurunan pembelian yaitu minuman karbonasi, minuman energi, sirup, makanan siap saji, serta makanan kaleng. Produk yang tidak mengalami perubahan pembelian diantaranya beras, daging segar maupun olahan, ikan dan seafood, roti, biskuit dan kue kering, susu dan olahannya, makanan ringan, makanan beku, sereal sarapan, bumbu masakan instan, teh siap minum, minuman isotonik, serta konfeksioneri. Terjadi pula peningkatan cara pembelian melalui online store selama pandemi Covid-19. Hasil uji Chi-Square menunjukkan terdapat 13 faktor yang memengaruhi pembelian beberapa produk pangan selama pandemi Covid-19 diantaranya yaitu domisili, jenis kelamin, usia, pendidikan, pekerjaan, merek, sensori, manfaat, kemudahan diperoleh, kandungan gizi, keamanan pangan, harga, serta ketersediaan., The existence of Covid-19 pandemic is thought to have resulted in changes in food consumer behavior patterns. This study aims to determine the food products purchased during Covid-19 pandemic, identify how to purchase food products and where to buy them, identify factors that influence consumers to buy food products, and compare consumer behavior before and during the Covid-19 pandemic in Jabodetabek. The method used is an online survey with purposive sampling technique. Data were analyzed using descriptive analysis and correlation analysis. The survey results showed that there were products that experienced an increase in purchases, such as fresh vegetables and fruit, eggs, instant noodles, mineral water, herbal drinks, and fruit juices. Products that experienced a decline in purchases were carbonated drinks, energy drinks, syrups, ready-to-eat food and canned food. Products that are regularly purchased include rice, fresh and processed meat, fish and seafood, bread, biscuits and pastries, milk and processed foods, snacks, frozen foods, breakfast cereals, instant cooking spices, ready-to-drink tea, isotonic drinks, and confectionery. There has also been an increase in ways of purchasing via online stores during the Covid-19 pandemic. The results of Chi-Square test showed that there were 13 factors that influenced the purchase of several food products during the Covid-19 pandemic including domicile, gender, age, education, occupation, brand, sensory, benefits, accessibility, nutritional content, food safety, price, and product availability.
Keyword: Covid-19, Perilaku konsumen, Survei online, consumer behavior, covid-19, online survey

Judul: Formulasi Hamiltonian untuk Menggambarkan Gerak Gelombang Soliter Dimensi Tiga di Permukaan Laut
Abstrak: Gelombang permukaan adalah gelombang yang terjadi perbedaan rapat massa antara air dan udara. Salah satu gelombang permukaan yang ditinjau adalah gelombang soliter. Formulasi gelombang soliter dilakukan dengan menggunakan formulasi Hamiltonian.
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