University of Surabaya

University of Surabaya Institutional Repository
Not a member yet
    42304 research outputs found

    Enhancing performance of black soldier fly (Hermetia illucens) larvae by feeding on king oyster mushroom as a source of β-glucan

    No full text
    The study investigated the effects of dietary supplementation with king oyster mushroom (KOM) on the growth performance, nutritional properties, and β-glucan content in black soldier fly (Hermetia illucens) larvae (BSFL). Although BSFL are an excellent source of high-quality protein, they naturally have low β-glucan content, which is renowned for its potent antioxidant and anti-inflammatory properties. Using chicken feed as a basal medium, fortified with varying concentrations of KOM (0-50%), the growth performance, nutritional value, β-glucan content, and bioactive properties of the larvae were assessed through in vitro assays. By the seventh day, BSFL reared on 10% KOM-supplemented feed showed a significant increase in body weight to 51.64 ± 0.9 mg, compared to 36.74 ± 1.22 mg for those on non-supplemented feed, representing a 13-fold increase from the initial weight of 4 mg on day 0. Additionally, larvae on 10% KOM showed a 9.12% increase in protein content (33.65 ± 0.009%) and a 14.56% increase in lipid content (33.053 ± 0.012%) compared to those on non-supplemented feed. KOM supplementation significantly (P<0.05) enhanced the β-glucan content, with a remarkable 36-fold increase at 50% KOM. Moreover, hot water extracts from larvae fed on 10% KOM-fortified feed exhibited enhanced antioxidant activities, such as DPPH and ABTS radical scavenging, and increased superoxide dismutase (SOD) activity. Anti-inflammatory activities were also indicated by reduced expression of inducible nitric oxide synthase (iNOS) and cyclooxygenase-2 (COX-2). Overall, the findings suggest that KOM supplementation significantly boosts β-glucan content, growth performance, nutritional value, and bioactive properties in BSFL, indicating their potential as a functional food and feed source offering enhanced nutritional and health benefits

    Perbaikan Gaya Kepemimpinan Laissez-faire Pada Pt Bintang Arut Jaya Lamongan

    Get PDF
    PT Bintang Arut Jaya adalah salah satu distributor bahan bangunan terkemuka di Lamongan, Jawa Timur. Laporan ini bertujuan untuk menganalisis penerapan gaya kepemimpinan laissez-faire di PT Bintang Arut Jaya dan dampaknya terhadap kinerja karyawan. Penelitian ini dilakukan selama empat bulan, mulai dari Maret hingga Juni 2023, melalui kegiatan praktek kerja lapangan di divisi sumber daya manusia. Berdasarkan hasil pengamatan, gaya kepemimpinan laissez-faire yang diterapkan oleh manajer sementara, Bapak Arizki Kurniawan, memberikan kebebasan kepada karyawan dalam bekerja, namun menimbulkan beberapa tantangan, seperti ketergantungan karyawan terhadap atasan dan menurunnya kedisiplinan kerja. Laporan ini juga mengusulkan beberapa rekomendasi untuk mengoptimalkan penerapan gaya kepemimpinan tersebut, seperti memberikan arahan yang jelas dan memastikan disiplin kerj

    Penyalahgunaan AI Photoshop dalam Mengedit Foto Wanita

    No full text
    Dalam era digital yang semakin maju, teknologi telah membawa perubahan besar dalam berbagai aspek kehidupan kita, termasuk dalam dunia fotografi dan pengeditan gambar. Salah satu teknologi yang mempengaruhi cara kita melihat dan memahami gambar adalah kecerdasan buatan (artificial intelligence/AI). AI telah menghadirkan berbagai kemungkinan baru, termasuk dalam pengeditan foto. Salah satu perangkat lunak pengeditan foto yang menggunakan AI adalah Adobe Photoshop. Dengan kemampuan AI yang canggih, Photoshop memungkinkan pengguna untuk mengubah foto dengan presisi tinggi, termasuk memperbaiki imperfections, menghilangkan noda, dan merubah bentuk tubuh. Namun, di balik kemudahan dan kekuatan ini, ada potensi penyalahgunaan AI Photoshop, terutama dalam mengedit foto wanita. Penyalahgunaan AI Photoshop dalam mengedit foto wanita dapat memiliki dampak negatif yang signifikan

    Analisis Pengaruh Brand Satisfaction Terhadap Brand Loyalty dari G1 Brazilian Jiu-jitsu di Indonesia

    Get PDF
    Brazilian Jiu-Jitsu merupakan jenis bela diri yang memiliki peminat di Indonesia, karena telah banyak perguruan Brazilian Jiu-Jitsu di Indonesia. Untuk berlatih Brazilian Jiu-Jitsu, sangat perlu untuk menggunakan pakaian khusus yang disebut dengan istilah GI. Penelitian ini bertujuan untuk memahami faktor-faktor apa saja yang dapat memengaruhi loyalitas merek GI di Indonesia. Pengolahan data dilakukan dengan menggunakan Structural Equation Modelling (SEM) dengan menggunakan software AMOS 24. Penelitian ini menggunakan metode non probability sampling dengan jenis purposive sampling. Sebanyak 229 data primer diperoleh dari responden yang merupakan atlet atau praktisi Brazilian Jiu-Jitsu di Indonesia. Hasil penelitian ini menunjukkan adanya pengaruh positif signifikan antara brand satisfaction terhadap emotional brand attachment, brand satisfaction terhadap brand love, emotional brand attachment terhadap brand love, dan emotional brand attachment terhadap brand loyalty. Sedangkan terdapat hubungan yang tidak terdukung yakni brand satisfaction terhadap brand loyalty, dan brand love terhadap brand loyalty

    Integration of Kansei Engineering and Nudge Based Design Thinking for Patient Comfort in Healthcare Services

    Get PDF
    Healthcare often struggles to obtain patient comfort and autonomy, leading to confusion, frustration, and dependency on healthcare staff. In addressing this concern, this study is conducted to propose an integrative framework of Kansei Engineering (KE) and Nudge Theory (NT) within the Design Thinking (DT). It is a novel approach called KENT-DT. Utilizing a human-centric design methodology, this study implemented semi-structured interviews and direct observations with hospitalized patients to assess their emotional responses and interactions with existing beds and hospital staff. The data disclosed some critical pain points, including lack of intuitive control, discomfort, and restricted patient autonomy in bed adjustments, which too often led to dependency on hospital staff. To address these issues, this study proposed an improved hospital bed prototype utilizing KE for patient emotional design considerations and NT to subtly encourage positive patient behaviors, such as maintaining ergonomic bed positions to prevent pressured body portions. Some features of the redesigned bed are offered, such as visual cues, intuitive control location, and ergonomic support enhancements. It is to reduce dependency on staff and increase patient autonomy. According to an evaluation by a doctor and a hospital staff member, it has been concluded that there is an expected increase in patient satisfaction and autonomy. This study brings expected implications. It suggests that integrating KE and NT in medical and hospital product design can foster a more patient-centred healthcare experience, encourage speedy recovery, and reduce staff burden. Future study is highly encouraged to implement the prototype of redesigned beds and evaluate the long-term impact of them on patient recovery. The adaptability of patients across diverse healthcare facilities may be considered as well. Keywords: Design thinking, hospital bed design, Kansei Engineering, Nudge Theory, patient comfort, patient autonomy

    Penerapan Design Thinking dalam Pengembangkan Produk Muesli Sebagai Sarapan Praktis dan Sehat

    Get PDF
    Penulisan skripsi ini bertujuan untuk menganalisis penerapan Design Thinking (DT) sebagai solusi dalam pengembangan bisnis Suplee, yang berfokus pada produk muesli sebagai sarapan sehat dan praktis. Mengingat tantangan yang dihadapi oleh bisnis rintisan ini dalam menarik minat pasar, Skripsi Kewirausahaan ini menggunakan pendekatan DT untuk memahami dan mengidentifikasi kebutuhan serta permasalahan pelanggan. Dengan menerapkan lima tahapan Design Thinking, yaitu Empathize, Define, Ideate, Prototype, dan Test, Suplee diharapkan dapat merancang solusi yang sesuai dengan preferensi dan kebutuhan konsumen, sekaligus membedakan produk muesli Suplee dari kompetitor yang ada. Penulisan ini mengungkap bagaimana proses tersebut dapat membantu Suplee dalam merumuskan value proposition yang kuat, serta menentukan model bisnis yang tepat untuk mengatasi tantangan yang dihadapi, seperti rendahnya literasi pelanggan terhadap produk muesli dan persaingan yang ketat di industri makanan sehat. Hasil dari penerapan DT ini diharapkan dapat meningkatkan daya saing Suplee dan memberikan dampak positif bagi pengembangan bisnis jangka panjang

    Hubungan Self Regulated Learning dan Dukungan Sosial terhadap Motivasi Belajar pada Mahasiswa yang Sedang Mengerjakan Skripsi

    No full text
    Motivasi belajar merupakan salah satu faktor penting dalam keberhasilan penyelesaian skripsi, Dengan motivasi belajar yang tinggi, maka mahasiswa dapat lebih cepat dalam penyelesaian skripsi. Motivasi belajar dipengaruhi oleh faktor internal dan eksternal seperti suasa kelas, self reguated learning, pola asuh dan lainnya. Penelitian ini bertujuan untuk meneliti hubungan antara self regulated learning dan dukungan sosial terhadap motivasi belajar pada mahasiswa yang sedang mengerjakan tugas akhir. Penelitian ini menggunakan teknik purposive sampling dengan jumlah sampel sebanyak 115 mahasiswa Fakultas Psikologi yang sedang mengerjakan skripsi. Instrumen penelitian yang digunakan yaitu Self- Regulated Learning Questionnaire (SRLQ), Multidimensional Scale of Perceived Social Support Scale (MSPSS), dan Academic Motivation Scale (AMS). Hasil penelitian menunjukkan adanya hubungan positif yang signifikan antara self regulated learning dan dukungan sosial dengan motivasi belajar mahasiswa dengan nilai p sebesar 0.001. Temuan ini memperkuat pentingnya pengembangan kemampuan self regulated learning dan peningkatan dukungan sosial sebagai upaya untuk memotivasi mahasiswa menyelesaikan skripsi tepat waktu. Studi ini diharapkan memberikan kontribusi teoritis dalam bidang psikologi pendidikan serta menjadi acuan praktis bagi institusi pendidikan dalam mendukung mahasisw

    Sandal

    Get PDF
    Alas kaki untuk Mengurangi nyeri Plantar Fasciitis dengan biomimikri pada alas kaki Obesitas Morbid. Nyeri terjadi karena bantalan pada kaki yang keras menyebabkan Fascia tertekan sehingga perlu adanya bantalan untuk meredakan nyeri tersebut. Dengan adanyarancangan produk alas kaki yang tebal dan mampu menopang telapak kaki ini, dapat mengurangi nyeri dari Plantar Fasciitis. Biomimikri diambil dari elephantidae atau gajah, bagian yang diambil adalah struktur kaki dari gajah, dimana struktur gajah memiliki bantalan yang mampu menopang beban tubuh gajah. Maka dari itu produk alas kaki ini memiliki bantalan yang mampu menopang dan mendistribusikan beban obesitas untuk keseharianny

    Dampak Terapi Penerimaan dan Komitmen terhadap Harga Diri dan Ketakutan Melajang

    No full text
    Being single for some adult women who live in a society that has standards to get married soon will have negative impacts, such as receiving negative stigma, demands, and feelings of shame. These negative impacts can make single adult women have low self-esteem and high fear of being single. The hypothesis of this study is that acceptance and commitment therapy can increase self-esteem scores and decrease fear of being single scores in single adult women. This research using mixed method of quantitative and qualitative. The research design is a single case experimental design. Quantitative data were obtained using the Rosenberg self-esteem scale and the fear of being single scale. Qualitative data were obtained through observation and interviews of single experiences. Analysis of quantitative data using paired sample t-test and trend analysis, and qualitative data using descriptive description. The ACT intervention consists of 7 sessions, where each session lasts approximately 60-90 minutes. It was found that acceptance and commitment therapy successfully increased self-esteem scores and decreased fear of being single in single adult women. Acceptance and commitment therapy helped participants to accept and embrace their condition, provided a ‘locker’ for negative experiences and emotions, fought cognitive distortions, and facilitated participants to find their principles and goals in life

    OBE-Based Course Outcomes Prediction using Machine Learning Algorithms

    No full text
    Educational data mining has emerged as a powerful tool for exploring hidden patterns in student data, predicting academic success, and reducing the dropout rate, especially in higher education. The OBE approach has been widely used in almost all educational institutions to ensure that students have the competencies determined by the study program and to measure student achievement. This study proposes a prediction model using machine learning algorithms using Regression to predict student course outcomes in an integrated OBE attainment system utilizing midterm component scores. This study identifies the most potential machine learning techniques for predicting learning outcomes in an OBE-based framework. By predicting student course outcomes early, it is possible to identify at-risk students who fail to meet desired outcomes early so that lecturers can take preventive actions. The performance of the decision trees, random forests, support vector, and K-nearest neighbor algorithms was computed and compared to predict the students' course outcome results. This study uses a dataset of 2423 students enrolled in 30 courses in 6 study programs at a private university in Indonesia during the first semester of 2023–2024. The predictions were made using mid-term course components' scores defined in the course learning plan, such as assignments, class engagement, quizzes/exams, and case-based projects. This research finds support vector regression recommended for use in large classes, while decision trees and random forests are more suitable for smaller classes

    24,211

    full texts

    42,304

    metadata records
    Updated in last 30 days.
    University of Surabaya Institutional Repository
    Access Repository Dashboard
    Do you manage Open Research Online? Become a CORE Member to access insider analytics, issue reports and manage access to outputs from your repository in the CORE Repository Dashboard! 👇